Toyota Land Cruiser, Sequoia 6 2001-06

Removal & Installation

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Land Cruiser



  1. Disconnect the negative battery cable.
  2.  
  3. Drain the cooling system into a clean container for reuse.
  4.  
  5. Disconnect the heater hoses from the heater core.
  6.  
  7. Remove the steering wheel by performing the following procedure:
    1. Position the front wheels facing straight-ahead.
    2.  
    3. Remove the steering wheel side covers.
    4.  
    5. Using a Torx® wrench, loosen the 2 screws located at each side of the steering wheel until the screw-s circumference groove catches on the screw case.
    6.  
    7. Pull the air bag module from the steering wheel and disconnect the electrical connector.
      CAUTION
      Place the air bag module in a safe place with the front side facing upward.

    8.  
    9. Remove the steering wheel nut.
    10.  
    11. Place alignment marks on the steering wheel and the main shaft.
    12.  
    13. Using a steering wheel puller, press the steering wheel from the steering column.
    14.  

  8.  
  9. Remove the instrument panel and reinforcement by performing the following procedure:
    1. Remove the front door scuff plates, the cowl side trim and the front door opening trim.
    2.  
    3. At the driver-s side, remove the 2 assist grip plugs, the 2 screws and assist grip and the front pillar garnish.
    4.  
    5. At the passenger-s side, remove the 4 assist grip plugs, the 4 screws, the 2 assist grips and the front pillar garnish.
    6.  
    7. Remove the instrument cluster finish panel.
    8.  
    9. Remove the 2 screws and the hood lock control cable.
    10.  
    11. Remove the 2 screws and the fuel lid control cable lever.
    12.  
    13. Remove the lower No. 1 panel screw and the panel.
    14.  
    15. Remove the lower left side panel.
    16.  
    17. Remove the 3 steering column cover screws and the covers.
    18.  
    19. At the steering column, disconnect the electrical connectors; then, remove the clamp, the 3 screws and the combination switch.
    20.  
    21. Remove the No. 2 heater-to-register duct screw and the duct.
    22.  
    23. Remove the steering column-to-instrument panel bolts and the steering column.
    24.  
    25. At the combination meter, disconnect the electrical connectors; then, remove the 4 screws and the combination meter.
    26.  
    27. Remove the glove compartment door stoppers, the 2 screws and the glove box door.
    28.  
    29. At the passenger-s side air bag module, remove the No. 1 undercover, pull the air bag connector up from the undercover and disconnect it; then, remove the air bag.
      CAUTION
      Place the air bag module in a safe place with the front side facing upward.

    30.  
    31. Remove the 3 lower No. 2 panel screws and the panel.
    32.  
    33. Remove the center cluster; then, pry the center cluster from the dash by prying the 8 clips in the following order:

      Left side
       
      Right side
       
      Top left side
       
      Top right side
       

    34.  
    35. Remove the 4 radio screws, pull the radio outward, disconnect the electrical connectors and remove the radio.
    36.  
    37. At the rear console panel, remove the transfer shift lever knob. Pry the panel upward disengaging the 4 clips (2 on each side) and remove the panel.
    38.  
    39. At the rear of the console, remove the 2 rear end panel-to-console screws; then, pry the end panel rearward disengaging the 2 clips and remove the panel.
    40.  
    41. If not equipped with a rear air conditioning system, disconnect the connector and control cable; then, remove the 3 rear heater control panel screws and the panel.
    42.  
    43. Remove the 4 rear console box-to-chassis screws/bolts and the console box.
    44.  
    45. Remove the center lower cluster finish panel by prying panel rearward disengaging the 5 clips; then, disconnect the electrical connector.
    46.  
    47. Remove the 2 front console-to-chassis bolts/screws, disengage the 2 clips and remove the console.
    48.  
    49. At the instrument panel, disconnect the junction connectors (the connectors can be disconnected by loosening the bolts), the instrument panel-to-chassis 8 bolts and 2 nuts. Using an assistant, remove the instrument panel.
    50.  
    51. Disconnect the electrical connector and remove the ECM.
    52.  
    53. Remove the No. 3 and No. 4 heater-to-register ducts.
    54.  
    55. Remove the floor brace, the No. 1 brace and the reinforcement.
    56.  

  10.  
  11. Remove the evaporator housing by performing the following procedure:
    1. Discharge and recover the air conditioning system refrigerant.
    2.  
    3. Remove the air conditioning liquid line clamp.
    4.  
    5. Remove the air conditioning suction line clamp.
    6.  
    7. Disconnect both air conditioning lines and plug the openings to prevent contamination. Discard the 4 O-rings.
    8.  
    9. Remove the antenna relay electrical connector, the 2 screws and the relay.
    10.  
    11. Remove the evaporator housing-to-chassis 4 screws/2 nuts and the housing.
    12.  

  12.  
  13. Remove the heater housing by performing the following procedure:
    1. Remove the defroster nozzle.
    2.  
    3. Disconnect the electrical connector.
    4.  
    5. Remove the 4 nuts and the heater housing.
    6.  

  14.  
  15. Remove the heater core-to-heater housing packing, the screw, the bracket, the clamp and the heater core.

    Click image to see an enlarged view

    Fig. View the steering wheel-s Torx® bolts-Toyota Land Cruiser



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    Fig. Exploded view the steering column-Toyota Land Cruiser (Part 1 of 2)



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    Fig. Exploded view the steering column-Toyota Land Cruiser (Part 2 of 2)



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    Fig. Exploded view the instrument panel and related components-Toyota Land Cruiser



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    Fig. Exploded view the front ventilation ducts and related components-Toyota Land Cruiser



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    Fig. View the air conditioning line clamp removal tool-Toyota Land Cruiser



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    Fig. Exploded view of the front heater core, heater housing, evaporator housing and related components-Toyota Land Cruiser

  16.  

To install:

  1. Install the heater core, the clamp, the bracket, the screw and the heater core-to-heater housing packing.
  2.  
  3. Install the heater housing by performing the following procedure:
    1. Install the heater housing and the 4 nuts.
    2.  
    3. Connect the electrical connector.
    4.  
    5. Install the defroster nozzle.
    6.  

  4.  
  5. Install the evaporator housing by performing the following procedure:
    1. Install the evaporator housing and the housing-to-chassis 4 screws and 2 nuts.
    2.  
    3. Install the antenna relay, the 2 screws and the electrical connector.
    4.  
    5. Using new O-rings, connect both air conditioning lines.
    6.  
    7. Install the air conditioning liquid line and suction line clamp.
    8.  

  6.  
  7. Install the instrument panel and reinforcement by performing the following procedure:
    1. Install the reinforcement, the No. 1 brace and the floor brace.
    2.  
    3. Install the No. 3 and No. 4 heater-to-register ducts.
    4.  
    5. Install the ECM and connect the electrical connector.
    6.  
    7. Using an assistant, install the instrument panel, connect the junction connectors, the instrument panel-to-chassis 8 bolts and 2 nuts.
    8.  
    9. Install the front the console, engage the 2 clips and install the 2 console-to-chassis bolts/screws.
    10.  
    11. Connect the electrical connector; then, install the center lower cluster finish panel by engaging the 5 clips.
    12.  
    13. Install the console box and the 4 rear console box-to-chassis screws/bolts.
    14.  
    15. If not equipped with a rear air conditioning system, install rear heater control panel, the 3 panel screws; then, connect the connector and control cable.
    16.  
    17. Install the rear of the console and engage the 2 clips; then, install the 2 rear end panel-to-console screws.
    18.  
    19. Install the rear console panel and engage the 4 clips (2 on each side); then, install the transfer shift lever knob.
    20.  
    21. Install the radio, connect the electrical connectors and the 4 radio screws.
    22.  
    23. Install the center cluster and engage the 8 center cluster clips.
    24.  
    25. Install the lower No. 2 panel and the 3 panel screws.
    26.  
    27. Install the passenger-s side air bag module, connect it and install the No. 1 undercover.
    28.  
    29. Install the glove box door, the 2 screws and the glove compartment door stoppers.
    30.  
    31. Install the combination meter and the 4 screws; then, connect the electrical connectors.
    32.  
    33. Install the steering column and the steering column-to-instrument panel bolts.
    34.  
    35. Install the No. 2 heater-to-register duct and the duct screw.
    36.  
    37. At the steering column, install the combination switch, the 3 screws and the clamp; then, connect the electrical connectors.
    38.  
    39. Install the steering column covers and the 3 covers screws.
    40.  
    41. Install the lower left side panel.
    42.  
    43. Install the lower No. 1 panel and the panel screw.
    44.  
    45. Install the fuel lid control cable lever and the 2 screws.
    46.  
    47. Install the hood lock control cable and the 2 screws.
    48.  
    49. Install the instrument cluster finish panel.
    50.  
    51. At the passenger-s side, install the front pillar garnish, the 2 assist grips, the 4 screws and the 4 assist grip plugs.
    52.  
    53. At the driver-s side, install the front pillar garnish, assist grip, the 2 screws and the 2 assist grip plugs.
    54.  
    55. Install the front door scuff plates, the cowl side trim and the front door opening trim.
    56.  

  8.  
  9. Install the steering wheel by performing the following procedure:
    1. Install the steering wheel to the steering column.
    2.  
    3. Align the steering wheel-to-main shaft marks.
    4.  
    5. Install the steering wheel nut and torque to 25 ft. lbs. (34 Nm).
    6.  
    7. Install the air bag module to the steering wheel and connect the electrical connector.
    8.  
    9. Using a Torx® wrench, tighten the 2 screws located at each side of the steering wheel to 78 inch lbs. (8.8 Nm).
    10.  
    11. Install the steering wheel side covers.
    12.  

  10.  
  11. Connect the heater hoses to the heater core.
  12.  
  13. Refill the cooling system.
  14.  
  15. Connect the negative battery cable.
    1. Evacuate and charge the air conditioning system refrigerant.
    2.  

  16.  
  17. Run the engine to normal operating temperatures. Check the climate control operation and check for leaks.
  18.  
  19. Disconnect the negative battery cable.
  20.  
  21. Drain the cooling system into a clean container for reuse.
  22.  
  23. Disconnect the heater hoses from the heater core.
  24.  
  25. Remove the steering wheel by performing the following procedure:
    1. Position the front wheels facing straight-ahead.
    2.  
    3. Remove the steering wheel side covers.
    4.  
    5. Using a Torx® wrench, loosen the 2 screws located at each side of the steering wheel until the screw-s circumference groove catches on the screw case.
    6.  
    7. Pull the air bag module from the steering wheel and disconnect the electrical connector.
      CAUTION
      Place the air bag module in a safe place with the front side facing upward.

    8.  
    9. Remove the steering wheel nut.
    10.  
    11. Place alignment marks on the steering wheel and the main shaft.
    12.  
    13. Using a steering wheel puller, press the steering wheel from the steering column.
    14.  

  26.  
  27. Remove the instrument panel and reinforcement by performing the following procedure:
    1. Remove the front door scuff plates, the cowl side trim and the front door opening trim.
    2.  
    3. At the driver-s side, remove the 2 assist grip plugs, the 2 screws and assist grip and the front pillar garnish.
    4.  
    5. At the passenger-s side, remove the 4 assist grip plugs, the 4 screws, the 2 assist grips and the front pillar garnish.
    6.  
    7. Remove the instrument cluster finish panel.
    8.  
    9. Remove the 2 screws and the hood lock control cable.
    10.  
    11. Remove the 2 screws and the fuel lid control cable lever.
    12.  
    13. Remove the lower No. 1 panel screw and the panel.
    14.  
    15. Remove the lower left side panel.
    16.  
    17. Remove the 3 steering column cover screws and the covers.
    18.  
    19. At the steering column, disconnect the electrical connectors; then, remove the clamp, the 3 screws and the combination switch.
    20.  
    21. Remove the No. 2 heater-to-register duct screw and the duct.
    22.  
    23. Remove the steering column-to-instrument panel bolts and the steering column.
    24.  
    25. At the combination meter, disconnect the electrical connectors; then, remove the 4 screws and the combination meter.
    26.  
    27. Remove the glove compartment door stoppers, the 2 screws and the glove box door.
    28.  
    29. At the passenger-s side air bag module, remove the No. 1 undercover, pull the air bag connector up from the undercover and disconnect it; then, remove the air bag.
      CAUTION
      Place the air bag module in a safe place with the front side facing upward.

    30.  
    31. Remove the 3 lower No. 2 panel screws and the panel.
    32.  
    33. Remove the center cluster; then, pry the center cluster from the dash by prying the 8 clips in the following order:

      Left side
       
      Right side
       
      Top left side
       
      Top right side
       

    34.  
    35. Remove the 4 radio screws, pull the radio outward, disconnect the electrical connectors and remove the radio.
    36.  
    37. At the rear console panel, remove the transfer shift lever knob; then, pry the panel upward disengaging the 4 clips (2 on each side) and remove the panel.
    38.  
    39. At the rear of the console, remove the 2 rear end panel-to-console screws; then, pry the end panel rearward disengaging the 2 clips and remove the panel.
    40.  
    41. If not equipped with a rear air conditioning system, disconnect the connector and control cable; then, remove the 3 rear heater control panel screws and the panel.
    42.  
    43. Remove the 4 rear console box-to-chassis screws/bolts and the console box.
    44.  
    45. Remove the center lower cluster finish panel by prying panel rearward disengaging the 5 clips; then, disconnect the electrical connector.
    46.  
    47. Remove the 2 front console-to-chassis bolts/screws, disengage the 2 clips and remove the console.
    48.  
    49. At the instrument panel, disconnect the junction connectors (the connectors can be disconnected by loosening the bolts), the instrument panel-to-chassis 8 bolts and 2 nuts. Using an assistant, remove the instrument panel.
    50.  
    51. Disconnect the electrical connector and remove the ECM.
    52.  
    53. Remove the No. 3 and No. 4 heater-to-register ducts.
    54.  
    55. Remove the floor brace, the No. 1 brace and the reinforcement.
    56.  

  28.  
  29. Remove the evaporator housing by performing the following procedure:
    1. Discharge and recover the air conditioning system refrigerant.
    2.  
    3. Remove the air conditioning liquid line clamp.
    4.  
    5. Remove the air conditioning suction line clamp.
    6.  
    7. Disconnect both air conditioning lines and plug the openings to prevent contamination. Discard the 4 O-rings.
    8.  
    9. Remove the antenna relay electrical connector, the 2 screws and the relay.
    10.  
    11. Remove the evaporator housing-to-chassis 4 screws/2 nuts and the housing.
    12.  

  30.  
  31. Remove the heater housing by performing the following procedure:
    1. Remove the defroster nozzle.
    2.  
    3. Disconnect the electrical connector.
    4.  
    5. Remove the 4 nuts and the heater housing.
    6.  

  32.  
  33. Remove the heater core-to-heater housing packing, the screw, the bracket, the clamp and the heater core.
  34.  

To install:

  1. Install the heater core, the clamp, the bracket, the screw and the heater core-to-heater housing packing.
  2.  
  3. Install the heater housing by performing the following procedure:
    1. Install the heater housing and the 4 nuts.
    2.  
    3. Connect the electrical connector.
    4.  
    5. Install the defroster nozzle.
    6.  

  4.  
  5. Install the evaporator housing by performing the following procedure:
    1. Install the evaporator housing and the housing-to-chassis 4 screws and 2 nuts.
    2.  
    3. Install the antenna relay, the 2 screws and the electrical connector.
    4.  
    5. Using new O-rings, connect both air conditioning lines.
    6.  
    7. Install the air conditioning liquid line and suction line clamp.
    8.  

  6.  
  7. Install the instrument panel and reinforcement by performing the following procedure:
    1. Install the reinforcement, the No. 1 brace and the floor brace.
    2.  
    3. Install the No. 3 and No. 4 heater-to-register ducts.
    4.  
    5. Install the ECM and connect the electrical connector.
    6.  
    7. Using an assistant, install the instrument panel, connect the junction connectors, the instrument panel-to-chassis 8 bolts and 2 nuts.
    8.  
    9. Install the front the console, engage the 2 clips and install the 2 console-to-chassis bolts/screws.
    10.  
    11. Connect the electrical connector; then, install the center lower cluster finish panel by engaging the 5 clips.
    12.  
    13. Install the console box and the 4 rear console box-to-chassis screws/bolts.
    14.  
    15. If not equipped with a rear air conditioning system, install rear heater control panel, the 3 panel screws; then, connect the connector and control cable.
    16.  
    17. Install the rear of the console and engage the 2 clips; then, install the 2 rear end panel-to-console screws.
    18.  
    19. Install the rear console panel and engage the 4 clips (2 on each side); then, install the transfer shift lever knob.
    20.  
    21. Install the radio, connect the electrical connectors and the 4 radio screws.
    22.  
    23. Install the center cluster and engage the 8 center cluster clips.
    24.  
    25. Install the lower No. 2 panel and the 3 panel screws.
    26.  
    27. Install the passenger-s side air bag module, connect it and install the No. 1 undercover.
    28.  
    29. Install the glove box door, the 2 screws and the glove compartment door stoppers.
    30.  
    31. Install the combination meter and the 4 screws; then, connect the electrical connectors.
    32.  
    33. Install the steering column and the steering column-to-instrument panel bolts.
    34.  
    35. Install the No. 2 heater-to-register duct and the duct screw.
    36.  
    37. At the steering column, install the combination switch, the 3 screws and the clamp; then, connect the electrical connectors.
    38.  
    39. Install the steering column covers and the 3 covers screws.
    40.  
    41. Install the lower left side panel.
    42.  
    43. Install the lower No. 1 panel and the panel screw.
    44.  
    45. Install the fuel lid control cable lever and the 2 screws.
    46.  
    47. Install the hood lock control cable and the 2 screws.
    48.  
    49. Install the instrument cluster finish panel.
    50.  
    51. At the passenger-s side, install the front pillar garnish, the 2 assist grips, the 4 screws and the 4 assist grip plugs.
    52.  
    53. At the driver-s side, install the front pillar garnish, assist grip, the 2 screws and the 2 assist grip plugs.
    54.  
    55. Install the front door scuff plates, the cowl side trim and the front door opening trim.
    56.  

  8.  
  9. Install the steering wheel by performing the following procedure:
    1. Install the steering wheel to the steering column.
    2.  
    3. Align the steering wheel-to-main shaft marks.
    4.  
    5. Install the steering wheel nut and torque to 25 ft. lbs. (34 Nm).
    6.  
    7. Install the air bag module to the steering wheel and connect the electrical connector.
    8.  
    9. Using a Torx® wrench, tighten the 2 screws located at each side of the steering wheel to 78 inch lbs. (8.8 Nm).
    10.  
    11. Install the steering wheel side covers.
    12.  

  10.  
  11. Connect the heater hoses to the heater core.
  12.  
  13. Refill the cooling system.
  14.  
  15. Connect the negative battery cable.
    1. Evacuate and charge the air conditioning system refrigerant.
    2.  

  16.  
  17. Run the engine to normal operating temperatures; then, check the climate control operation and check for leaks.
  18.  

Front Heater
  1. Disconnect the negative battery cable.
  2.  
  3. Drain the cooling system into a clean container for reuse.
  4.  
  5. Disconnect the heater hoses from the heater core.
  6.  
  7. Remove the steering wheel by performing the following procedure:
    1. Position the front wheels facing straight-ahead.
    2.  
    3. Remove the steering wheel side covers.
    4.  
    5. Using a Torx® wrench, loosen the 2 screws located at each side of the steering wheel until the screw-s circumference groove catches on the screw case.
    6.  
    7. Pull the air bag module from the steering wheel and disconnect the electrical connector.
    8.  

  8.  


CAUTION
Place the air bag module in a safe place with the front side facing upward.

  1. Remove the steering wheel nut.
  2.  
  3. Place alignment marks on the steering wheel and the main shaft.
  4.  
  5. Using a steering wheel puller, press the steering wheel from the steering column.
  6.  

  1. Remove the instrument panel and reinforcement by performing the following procedure:
    1. Remove the front door scuff plates, the cowl side trim and the front door opening trim.
    2.  
    3. At the driver-s side, remove the 2 assist grip plugs, the 2 screws and assist grip and the front pillar garnish.
    4.  
    5. At the passenger-s side, remove the 4 assist grip plugs, the 4 screws, the 2 assist grips and the front pillar garnish.
    6.  
    7. Remove the instrument cluster finish panel.
    8.  
    9. Remove the 2 screws and the hood lock control cable.
    10.  
    11. Remove the 2 screws and the fuel lid control cable lever.
    12.  
    13. Remove the lower No. 1 panel screw and the panel.
    14.  
    15. Remove the lower left side panel.
    16.  
    17. Remove the 3 steering column cover screws and the covers.
    18.  
    19. At the steering column, disconnect the electrical connectors; then, remove the clamp, the 3 screws and the combination switch.
    20.  
    21. Remove the No. 2 heater-to-register duct screw and the duct.
    22.  
    23. Remove the steering column-to-instrument panel bolts and the steering column.
    24.  
    25. At the combination meter, disconnect the electrical connectors; then, remove the 4 screws and the combination meter.
    26.  
    27. Remove the glove compartment door stoppers, the 2 screws and the glove box door.
    28.  
    29. At the passenger-s side air bag module, remove the No. 1 undercover, pull the air bag connector up from the undercover and disconnect it; then, remove the air bag.
    30.  

  2.  


CAUTION
Place the air bag module in a safe place with the front side facing upward.

  1. Remove the 3 lower No. 2 panel screws and the panel.
  2.  
  3. Remove the center cluster; then, pry the center cluster from the dash by prying the 8 clips in the following order:
  4.  



Left side
 
Right side
 
Top left side
 
Top right side
 
Remove the 4 radio screws, pull the radio outward, disconnect the electrical connectors and remove the radio.
 
At the rear console panel, remove the transfer shift lever knob. Pry the panel upward disengaging the 4 clips (2 on each side) and remove the panel.
 
At the rear of the console, remove the 2 rear end panel-to-console screws; then, pry the end panel rearward disengaging the 2 clips and remove the panel.
 
If not equipped with a rear air conditioning system, disconnect the connector and control cable; then, remove the 3 rear heater control panel screws and the panel.
 
Remove the 4 rear console box-to-chassis screws/bolts and the console box.
 
Remove the center lower cluster finish panel by prying panel rearward disengaging the 5 clips; then, disconnect the electrical connector.
 
Remove the 2 front console-to-chassis bolts/screws, disengage the 2 clips and remove the console.
 
At the instrument panel, disconnect the junction connectors (the connectors can be disconnected by loosening the bolts), the instrument panel-to-chassis 8 bolts and 2 nuts. Using an assistant, remove the instrument panel.
 
Disconnect the electrical connector and remove the ECM.
 
Remove the No. 3 and No. 4 heater-to-register ducts.
 
Remove the floor brace, the No. 1 brace and the reinforcement.
 

  1. Remove the evaporator housing by performing the following procedure:
    1. Discharge and recover the air conditioning system refrigerant.
    2.  
    3. Remove the air conditioning liquid line clamp.
    4.  
    5. Remove the air conditioning suction line clamp.
    6.  
    7. Disconnect both air conditioning lines and plug the openings to prevent contamination. Discard the 4 O-rings.
    8.  
    9. Remove the antenna relay electrical connector, the 2 screws and the relay.
    10.  
    11. Remove the evaporator housing-to-chassis 4 screws/2 nuts and the housing.
    12.  

  2.  
  3. Remove the heater housing by performing the following procedure:
    1. Remove the defroster nozzle.
    2.  
    3. Disconnect the electrical connector.
    4.  
    5. Remove the 4 nuts and the heater housing.
    6.  

  4.  
  5. Remove the heater core-to-heater housing packing, the screw, the bracket, the clamp and the heater core.
  6.  


    Click image to see an enlarged view

    Fig. View the steering wheel-s Torx® bolts-Toyota Land Cruiser



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    Fig. Exploded view the steering column-Toyota Land Cruiser (Part 1 of 2)



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    Fig. Exploded view the steering column-Toyota Land Cruiser (Part 2 of 2)



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    Fig. Exploded view the instrument panel and related components-Toyota Land Cruiser



    Click image to see an enlarged view

    Fig. Exploded view the front ventilation ducts and related components-Toyota Land Cruiser



    Click image to see an enlarged view

    Fig. View the air conditioning line clamp removal tool-Toyota Land Cruiser



    Click image to see an enlarged view

    Fig. Exploded view of the front heater core, heater housing, evaporator housing and related components-Toyota Land Cruiser


To install:

  1. Install the heater core, the clamp, the bracket, the screw and the heater core-to-heater housing packing.
  2.  
  3. Install the heater housing by performing the following procedure:
    1. Install the heater housing and the 4 nuts.
    2.  
    3. Connect the electrical connector.
    4.  
    5. Install the defroster nozzle.
    6.  

  4.  
  5. Install the evaporator housing by performing the following procedure:
    1. Install the evaporator housing and the housing-to-chassis 4 screws and 2 nuts.
    2.  
    3. Install the antenna relay, the 2 screws and the electrical connector.
    4.  
    5. Using new O-rings, connect both air conditioning lines.
    6.  
    7. Install the air conditioning liquid line and suction line clamp.
    8.  

  6.  
  7. Install the instrument panel and reinforcement by performing the following procedure:
    1. Install the reinforcement, the No. 1 brace and the floor brace.
    2.  
    3. Install the No. 3 and No. 4 heater-to-register ducts.
    4.  
    5. Install the ECM and connect the electrical connector.
    6.  
    7. Using an assistant, install the instrument panel, connect the junction connectors, the instrument panel-to-chassis 8 bolts and 2 nuts.
    8.  
    9. Install the front the console, engage the 2 clips and install the 2 console-to-chassis bolts/screws.
    10.  
    11. Connect the electrical connector; then, install the center lower cluster finish panel by engaging the 5 clips.
    12.  
    13. Install the console box and the 4 rear console box-to-chassis screws/bolts.
    14.  
    15. If not equipped with a rear air conditioning system, install rear heater control panel, the 3 panel screws; then, connect the connector and control cable.
    16.  
    17. Install the rear of the console and engage the 2 clips; then, install the 2 rear end panel-to-console screws.
    18.  
    19. Install the rear console panel and engage the 4 clips (2 on each side); then, install the transfer shift lever knob.
    20.  
    21. Install the radio, connect the electrical connectors and the 4 radio screws.
    22.  
    23. Install the center cluster and engage the 8 center cluster clips.
    24.  
    25. Install the lower No. 2 panel and the 3 panel screws.
    26.  
    27. Install the passenger-s side air bag module, connect it and install the No. 1 undercover.
    28.  
    29. Install the glove box door, the 2 screws and the glove compartment door stoppers.
    30.  
    31. Install the combination meter and the 4 screws; then, connect the electrical connectors.
    32.  
    33. Install the steering column and the steering column-to-instrument panel bolts.
    34.  
    35. Install the No. 2 heater-to-register duct and the duct screw.
    36.  
    37. At the steering column, install the combination switch, the 3 screws and the clamp; then, connect the electrical connectors.
    38.  
    39. Install the steering column covers and the 3 covers screws.
    40.  
    41. Install the lower left side panel.
    42.  
    43. Install the lower No. 1 panel and the panel screw.
    44.  
    45. Install the fuel lid control cable lever and the 2 screws.
    46.  
    47. Install the hood lock control cable and the 2 screws.
    48.  
    49. Install the instrument cluster finish panel.
    50.  
    51. At the passenger-s side, install the front pillar garnish, the 2 assist grips, the 4 screws and the 4 assist grip plugs.
    52.  
    53. At the driver-s side, install the front pillar garnish, assist grip, the 2 screws and the 2 assist grip plugs.
    54.  
    55. Install the front door scuff plates, the cowl side trim and the front door opening trim.
    56.  

  8.  
  9. Install the steering wheel by performing the following procedure:
    1. Install the steering wheel to the steering column.
    2.  
    3. Align the steering wheel-to-main shaft marks.
    4.  
    5. Install the steering wheel nut and torque to 25 ft. lbs. (34 Nm).
    6.  
    7. Install the air bag module to the steering wheel and connect the electrical connector.
    8.  
    9. Using a Torx® wrench, tighten the 2 screws located at each side of the steering wheel to 78 inch lbs. (8.8 Nm).
    10.  
    11. Install the steering wheel side covers.
    12.  

  10.  
  11. Connect the heater hoses to the heater core.
  12.  
  13. Refill the cooling system.
  14.  
  15. Connect the negative battery cable.
    1. Evacuate and charge the air conditioning system refrigerant.
    2.  

  16.  
  17. Run the engine to normal operating temperatures. Check the climate control operation and check for leaks.
  18.  

Rear Auxiliary Heater
  1. Disconnect the negative battery cable.
  2.  
  3. Drain the cooling system into a clean container for reuse.
  4.  
  5. Disconnect the heater hoses from the rear heater core.
  6.  
  7. Remove the front seats.
  8.  
  9. Remove the rear heater control assembly.
  10.  
  11. Remove the rear console box.
  12.  
  13. Remove the front console box cover.
  14.  
  15. Remove the lower center cluster finish panel.
  16.  
  17. Remove the front door scuff plates.
  18.  
  19. Remove the cowl side trim.
  20.  
  21. Remove the rear door scuff plates.
  22.  
  23. Remove the center pillar garnishes.
  24.  
  25. Slide the carpet rearward.
  26.  
  27. Remove the cooler bracket bolts and the bracket.
  28.  
  29. Remove the rear heater duct bolt/screw and the duct.
  30.  
  31. Disconnect the rear heater housing electrical connector.
  32.  
  33. Remove the 3 rear heater housing-to-chassis bolts and the heater housing.
  34.  
  35. Remove the heater core-to-heater housing 3 screws and 2 clamps.
  36.  
  37. Remove the heater core from the heater housing.
  38.  


    Click image to see an enlarged view

    Fig. Exploded view of the rear heater housing and related components-Toyota Land Cruiser



    Click image to see an enlarged view

    Fig. Exploded view of the rear heater core, heater housing and related components-Toyota Land Cruiser


To install:

  1. Install the heater core to the heater housing.
  2.  
  3. Install the heater core-to-heater housing 3 screws and 2 clamps.
  4.  
  5. Install the heater housing and the 3 rear heater housing-to-chassis bolts.
  6.  
  7. Connect the rear heater housing electrical connector.
  8.  
  9. Install the rear heater duct and the duct bolt/screw.
  10.  
  11. Install the cooler bracket and the bracket bolts.
  12.  
  13. Slide the carpet rearward.
  14.  
  15. Install the center pillar garnishes.
  16.  
  17. Install the rear door scuff plates.
  18.  
  19. Install the cowl side trim.
  20.  
  21. Install the front door scuff plates.
  22.  
  23. Install the lower center cluster finish panel.
  24.  
  25. Install the front console box cover.
  26.  
  27. Install the rear console box.
  28.  
  29. Install the rear heater control assembly.
  30.  
  31. Install the front seats.
  32.  
  33. Connect the heater hoses to the rear heater core.
  34.  
  35. Refill the cooling system.
  36.  
  37. Connect the negative battery cable.
  38.  

Sequoia



Front Heater
  1. Disconnect the negative battery cable.
  2.  
  3. Drain the cooling system into a clean container for reuse.
  4.  
  5. Disconnect the heater hoses from the heater core.
  6.  
  7. Remove the steering wheel by performing the following procedure:
    1. Position the front wheels facing straight-ahead.
    2.  
    3. Remove the steering wheel side covers.
    4.  
    5. Using a Torx® wrench, loosen the 2 screws located at each side of the steering wheel until the screw-s circumference groove catches on the screw case.
    6.  
    7. Pull the air bag module from the steering wheel and disconnect the electrical connector.
    8.  

  8.  


CAUTION
Place the air bag module in a safe place with the front side facing upward.

  1. Remove the steering wheel nut.
  2.  
  3. Place alignment marks on the steering wheel and the main shaft.
  4.  
  5. Using a steering wheel puller, press the steering wheel from the steering column.
  6.  

  1. Remove the instrument panel and reinforcement by performing the following procedure:
    1. Remove the front door scuff plates, the cowl side trim and the front door opening trim.
    2.  
    3. At the driver-s side, remove the 2 assist grip plugs, the 2 screws and assist grip and the front pillar garnish.
    4.  
    5. At the passenger-s side, remove the 4 assist grip plugs, the 4 screws, the 2 assist grips and the front pillar garnish.
    6.  
    7. Remove the instrument cluster finish panel.
    8.  
    9. Remove the 2 screws and the hood lock control cable.
    10.  
    11. Remove the 2 screws and the fuel lid control cable lever.
    12.  
    13. Remove the lower No. 1 panel screw and the panel.
    14.  
    15. Remove the lower left side panel.
    16.  
    17. Remove the 3 steering column cover screws and the covers.
    18.  
    19. At the steering column, disconnect the electrical connectors; then, remove the clamp, the 3 screws and the combination switch.
    20.  
    21. Remove the No. 2 heater-to-register duct screw and the duct.
    22.  
    23. Remove the steering column-to-instrument panel bolts and the steering column.
    24.  
    25. At the combination meter, disconnect the electrical connectors; then, remove the 4 screws and the combination meter.
    26.  
    27. Remove the glove compartment door stoppers, the 2 screws and the glove box door.
    28.  
    29. At the passenger-s side air bag module, remove the No. 1 undercover, pull the air bag connector up from the undercover and disconnect it; then, remove the air bag.
    30.  

  2.  


CAUTION
Place the air bag module in a safe place with the front side facing upward.

  1. Remove the 3 lower No. 2 panel screws and the panel.
  2.  
  3. Remove the center cluster; then, pry the center cluster from the dash by prying the 8 clips in the following order:
  4.  

  1. Left side
  2.  
  3. Right side
  4.  
  5. Top left side
  6.  
  7. Top right side
  8.  
  9. Remove the 4 radio screws, pull the radio outward, disconnect the electrical connectors and remove the radio.
  10.  
  11. At the rear console panel, remove the transfer shift lever knob; then, pry the panel upward disengaging the 4 clips (2 on each side) and remove the panel.
  12.  
  13. At the rear of the console, remove the 2 rear end panel-to-console screws; then, pry the end panel rearward disengaging the 2 clips and remove the panel.
  14.  
  15. If not equipped with a rear air conditioning system, disconnect the connector and control cable; then, remove the 3 rear heater control panel screws and the panel.
  16.  
  17. Remove the 4 rear console box-to-chassis screws/bolts and the console box.
  18.  
  19. Remove the center lower cluster finish panel by prying panel rearward disengaging the 5 clips; then, disconnect the electrical connector.
  20.  
  21. Remove the 2 front console-to-chassis bolts/screws, disengage the 2 clips and remove the console.
  22.  
  23. At the instrument panel, disconnect the junction connectors (the connectors can be disconnected by loosening the bolts), the instrument panel-to-chassis 8 bolts and 2 nuts. Using an assistant, remove the instrument panel.
  24.  
  25. Disconnect the electrical connector and remove the ECM.
  26.  
  27. Remove the No. 3 and No. 4 heater-to-register ducts.
  28.  
  29. Remove the floor brace, the No. 1 brace and the reinforcement.
  30.  



Remove the evaporator housing by performing the following procedure:
  1. Discharge and recover the air conditioning system refrigerant.
  2.  
  3. Remove the air conditioning liquid line clamp.
  4.  
  5. Remove the air conditioning suction line clamp.
  6.  
  7. Disconnect both air conditioning lines and plug the openings to prevent contamination. Discard the 4 O-rings.
  8.  
  9. Remove the antenna relay electrical connector, the 2 screws and the relay.
  10.  
  11. Remove the evaporator housing-to-chassis 4 screws/2 nuts and the housing.
  12.  

 
Remove the heater housing by performing the following procedure:
  1. Remove the defroster nozzle.
  2.  
  3. Disconnect the electrical connector.
  4.  
  5. Remove the 4 nuts and the heater housing.
  6.  

 
Remove the heater core-to-heater housing packing, the screw, the bracket, the clamp and the heater core.
 

To install:

  1. Install the heater core, the clamp, the bracket, the screw and the heater core-to-heater housing packing.
  2.  
  3. Install the heater housing by performing the following procedure:
    1. Install the heater housing and the 4 nuts.
    2.  
    3. Connect the electrical connector.
    4.  
    5. Install the defroster nozzle.
    6.  

  4.  
  5. Install the evaporator housing by performing the following procedure:
    1. Install the evaporator housing and the housing-to-chassis 4 screws and 2 nuts.
    2.  
    3. Install the antenna relay, the 2 screws and the electrical connector.
    4.  
    5. Using new O-rings, connect both air conditioning lines.
    6.  
    7. Install the air conditioning liquid line and suction line clamp.
    8.  

  6.  
  7. Install the instrument panel and reinforcement by performing the following procedure:
    1. Install the reinforcement, the No. 1 brace and the floor brace.
    2.  
    3. Install the No. 3 and No. 4 heater-to-register ducts.
    4.  
    5. Install the ECM and connect the electrical connector.
    6.  
    7. Using an assistant, install the instrument panel, connect the junction connectors, the instrument panel-to-chassis 8 bolts and 2 nuts.
    8.  
    9. Install the front the console, engage the 2 clips and install the 2 console-to-chassis bolts/screws.
    10.  
    11. Connect the electrical connector; then, install the center lower cluster finish panel by engaging the 5 clips.
    12.  
    13. Install the console box and the 4 rear console box-to-chassis screws/bolts.
    14.  
    15. If not equipped with a rear air conditioning system, install rear heater control panel, the 3 panel screws; then, connect the connector and control cable.
    16.  
    17. Install the rear of the console and engage the 2 clips; then, install the 2 rear end panel-to-console screws.
    18.  
    19. Install the rear console panel and engage the 4 clips (2 on each side); then, install the transfer shift lever knob.
    20.  
    21. Install the radio, connect the electrical connectors and the 4 radio screws.
    22.  
    23. Install the center cluster and engage the 8 center cluster clips.
    24.  
    25. Install the lower No. 2 panel and the 3 panel screws.
    26.  
    27. Install the passenger-s side air bag module, connect it and install the No. 1 undercover.
    28.  
    29. Install the glove box door, the 2 screws and the glove compartment door stoppers.
    30.  
    31. Install the combination meter and the 4 screws; then, connect the electrical connectors.
    32.  
    33. Install the steering column and the steering column-to-instrument panel bolts.
    34.  
    35. Install the No. 2 heater-to-register duct and the duct screw.
    36.  
    37. At the steering column, install the combination switch, the 3 screws and the clamp; then, connect the electrical connectors.
    38.  
    39. Install the steering column covers and the 3 covers screws.
    40.  
    41. Install the lower left side panel.
    42.  
    43. Install the lower No. 1 panel and the panel screw.
    44.  
    45. Install the fuel lid control cable lever and the 2 screws.
    46.  
    47. Install the hood lock control cable and the 2 screws.
    48.  
    49. Install the instrument cluster finish panel.
    50.  
    51. At the passenger-s side, install the front pillar garnish, the 2 assist grips, the 4 screws and the 4 assist grip plugs.
    52.  
    53. At the driver-s side, install the front pillar garnish, assist grip, the 2 screws and the 2 assist grip plugs.
    54.  
    55. Install the front door scuff plates, the cowl side trim and the front door opening trim.
    56.  

  8.  
  9. Install the steering wheel by performing the following procedure:
    1. Install the steering wheel to the steering column.
    2.  
    3. Align the steering wheel-to-main shaft marks.
    4.  
    5. Install the steering wheel nut and torque to 25 ft. lbs. (34 Nm).
    6.  
    7. Install the air bag module to the steering wheel and connect the electrical connector.
    8.  
    9. Using a Torx® wrench, tighten the 2 screws located at each side of the steering wheel to 78 inch lbs. (8.8 Nm).
    10.  
    11. Install the steering wheel side covers.
    12.  

  10.  
  11. Connect the heater hoses to the heater core.
  12.  
  13. Refill the cooling system.
  14.  
  15. Connect the negative battery cable.
    1. Evacuate and charge the air conditioning system refrigerant.
    2.  

  16.  
  17. Run the engine to normal operating temperatures; then, check the climate control operation and check for leaks.
  18.  

Rear Auxiliary Heater
  1. Disconnect the negative battery cable.
  2.  
  3. Drain the cooling system into a clean container for reuse.
  4.  
  5. Disconnect the heater hoses from the rear heater core.
  6.  
  7. Remove the front seats.
  8.  
  9. Remove the rear heater control assembly.
  10.  
  11. Remove the rear console box.
  12.  
  13. Remove the front console box cover.
  14.  
  15. Remove the lower center cluster finish panel.
  16.  
  17. Remove the front door scuff plates.
  18.  
  19. Remove the cowl side trim.
  20.  
  21. Remove the rear door scuff plates.
  22.  
  23. Remove the center pillar garnishes.
  24.  
  25. Slide the carpet rearward.
  26.  
  27. Remove the cooler bracket bolts and the bracket.
  28.  
  29. Remove the rear heater duct bolt/screw and the duct.
  30.  
  31. Disconnect the rear heater housing electrical connector.
  32.  
  33. Remove the 3 rear heater housing-to-chassis bolts and the heater housing.
  34.  
  35. Remove the heater core-to-heater housing 3 screws and 2 clamps.
  36.  
  37. Remove the heater core from the heater housing.
  38.  

To install:

  1. Install the heater core to the heater housing.
  2.  
  3. Install the heater core-to-heater housing 3 screws and 2 clamps.
  4.  
  5. Install the heater housing and the 3 rear heater housing-to-chassis bolts.
  6.  
  7. Connect the rear heater housing electrical connector.
  8.  
  9. Install the rear heater duct and the duct bolt/screw.
  10.  
  11. Install the cooler bracket and the bracket bolts.
  12.  
  13. Slide the carpet rearward.
  14.  
  15. Install the center pillar garnishes.
  16.  
  17. Install the rear door scuff plates.
  18.  
  19. Install the cowl side trim.
  20.  
  21. Install the front door scuff plates.
  22.  
  23. Install the lower center cluster finish panel.
  24.  
  25. Install the front console box cover.
  26.  
  27. Install the rear console box.
  28.  
  29. Install the rear heater control assembly.
  30.  
  31. Install the front seats.
  32.  
  33. Connect the heater hoses to the rear heater core.
  34.  
  35. Refill the cooling system.
  36.  
  37. Connect the negative battery cable.
  38.  

 
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