SRX 2006-2007

Engine

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Removal & Installation



3.6L Engine

NOTE
The front wheels must be in the straight ahead position and the steering column locked before disconnecting the intermediate shaft. Failure to do so may result in damage to the Supplemental Restraint System (SRS) coil.

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Relieve the fuel system pressure.
  4.  
  5. Drain the engine coolant.
  6.  
  7. Recover the air conditioning refrigerant, into a refrigerant recovery station
  8.  
  9. Center the steering wheel.
  10.  
  11. Install Steering Column Anti-rotation pin J-42640 to lock the steering column.

    Click image to see an enlarged view

    Fig. Installing steering column anti-rotation pin

  12.  
  13. Disconnect the battery cables from the battery and the body.
  14.  
  15. Remove or disconnect the following:

    Battery
     
    Fuel injector shield
     
    Air cleaner duct
     
    Cooling fan connectors
     
    Surge tank hoses
     
    Heater hoses
     
    Purge solenoid line
     
    Fuel line from fuel rail
     
    Wiper module
     
    A/C suction hose from evaporator
     
    Suction hose bracket
     
    A/C pressure switch connector
     
    Radiator support brackets
     
    Brake booster check valve and vacuum hose
     
    Brake fluid level switch connector
     
    Mass Air Flow (MAF) sensor connector
     
    Instrument panel connector at rear of left cylinder head
     
    Engine module connectors from underhood electrical center
     
    Transmission Control Module (TCM) wiring harness
     
    Ground bolt and cable from frame rail
     
    Engine harness connector from frame rail
     
    Without removing the brake lines, unbolt the master cylinder and secure it to the engine
     

  16.  
  17. Raise and support the vehicle.
  18.  
  19. Remove the oxygen sensors from the exhaust pipes.
  20.  
  21. Remove the floor panel tunnel brace from under the vehicle.
  22.  
  23. Support the exhaust system with a jack.
  24.  
  25. Disconnect the exhaust pipes from the exhaust manifold.
  26.  
  27. Remove the front and rear exhaust hangars from the frame.
  28.  
  29. With the help of an assistant, remove the exhaust system.
  30.  
  31. Mark the driveshaft-to-transmission flange and differential flange locations and remove the driveshaft.
  32.  
  33. Remove the front air deflector.
  34.  
  35. Remove the washer bottle bracket, but not the washer bottle.
  36.  
  37. Remove the radiator side air baffles.
  38.  
  39. Disconnect the front brake pipe retainers.
  40.  
  41. Disconnect the 2 center pipes from the brake proportion modulator valve and cap the openings.
  42.  
  43. Remove the front wheels.
  44.  
  45. Remove the upper to center intermediate steering shaft bolt.
  46.  
  47. Remove the lower intermediate steering shaft-to-steering gear bolt.
  48.  
  49. Remove the center intermediate steering shaft with the lower shaft attached.
  50.  
  51. Remove the lower engine mount nuts.
  52.  
  53. Disconnect the transmission shift linkage.
  54.  
  55. Disconnect the oil level sensor connector.
  56.  
  57. Remove the headlight leveling sensors.
  58.  
  59. Secure the shock modules to the lower control arms with a suitable strap to avoid damage to the brake lines.
  60.  
  61. Remove the shock yoke.
  62.  
  63. Remove the left and right shock module upper mounting nuts.
  64.  
  65. Raise the vehicle enough to place a suitable engine lift table under the engine, transmission, front frame and front suspension assembly.
  66.  
  67. Lower the vehicle or raise the lift until the engine assembly is supported by the lift.
  68.  
  69. Remove the transmission brace-to-underbody bolts.
  70.  
  71. Remove the 4 front frame bolts.
  72.  
  73. With the aid of an assistant, remove the engine, transmission, front frame and front suspension assembly from the vehicle.
  74.  
  75. If the engine itself is to be serviced, the engine will have to be separated from the transmission and the front frame and suspension assembly.

    Click image to see an enlarged view

    Fig. Removing the front frame mounting bolts-3.6L engine

  76.  

To install:

  1. With the aid of an assistant, raise the table and/or lift the vehicle to install the engine, transmission, front frame and front suspension assembly to the vehicle.
  2.  
  3. Install the front frame bolts. Tighten the bolts to 141 ft. lbs. (191 Nm).
  4.  
  5. Install the transmission support to underbody bolts. Tighten the bolt 44 ft. lbs. (60 Nm).
  6.  
  7. Remove the powertrain lift/support table.
  8.  
  9. Install the right and left shock module upper mounting bolts. Tighten the bolts to 83 ft. lbs. (112 Nm).
  10.  
  11. Install the headlamp leveling sensors.
  12.  
  13. Connect the transmission shift linkage to the transmission.
  14.  
  15. Connect the low oil level sensor electrical connector.
  16.  
  17. Install the lower engine mount nuts. Tighten the nut to 59 ft. lbs. (80 Nm).
  18.  
  19. Install the lower and intermediate steering shafts. Tighten the bolts to 23 ft. lbs. (80 Nm).
  20.  
  21. Install the front tire and wheel assemblies.
  22.  
  23. Install the front brake pipes and retainers to the underbody.
  24.  
  25. Connect the rear brake pipes (two center pipes) to the brake pressure modulator valve (BPVM).
  26.  
  27. Connect the radiator side air baffles to the radiator.
  28.  
  29. Install the washer bottle bracket.
  30.  
  31. Install the air deflector.
  32.  
  33. Install the propeller shaft using the reference marks previously made. Tighten the bolts to 63 ft. lbs. (85 Nm).
  34.  
  35. Install the exhaust system. Tighten the exhaust pipe-to-manifold nuts to 22 ft. lbs. (30 Nm).
  36.  
  37. Install the floor tunnel brace. Tighten the bolts to 18 ft. lbs. (25 Nm).
  38.  
  39. Install the master cylinder.
  40.  
  41. Connect the engine harness electrical connector to the frame rail.
  42.  
  43. Install the ground wire and bolt to the longitudinal rail. Tighten the bolt to 89 inch lbs. (10 Nm).
  44.  
  45. Connect the wiring harness to the TCM.
  46.  
  47. Connect the engine module wiring harness connectors to the underhood electrical center.
  48.  
  49. Connect and lock the instrument panel electrical connector to the engine at the rear of the left cylinder head.
  50.  
  51. Connect the mass air flow sensor electrical connector.
  52.  
  53. Connect the brake fluid level switch electrical connector from the master cylinder.
  54.  
  55. Connect the brake booster vacuum hose.
  56.  
  57. Install the radiator support brackets.
  58.  
  59. Connect the purge line to the purge solenoid.
  60.  
  61. Connect the fuel pipe to the fuel rail.
  62.  
  63. Connect the heater hoses to the heater core.
  64.  
  65. Install the air inlet duct.
  66.  
  67. Position the surge tank inlet hose to the vehicle.
  68.  
  69. Connect the surge tank inlet hose to the water outlet housing and the radiator.
  70.  
  71. Connect the surge tank outlet hose to the surge tank.
  72.  
  73. Connect the A/C pressure switch electrical connector and the liquid line to the evaporator.
  74.  
  75. Connect the air conditioning suction hose to the evaporator and install the suction hose bracket to the shock tower.
  76.  
  77. Install the cooling fan wiring harnesses to the fan shroud.
  78.  
  79. Install the cooling fan electrical connectors.
  80.  
  81. Install the wiper module.
  82.  
  83. Install the fuel injector sight shield.
  84.  
  85. Connect the battery cables.
  86.  
  87. Connect the battery negative cable from the battery and the body
  88.  
  89. Remove the locking pin from the steering column.
  90.  
  91. Bleed the brake rear circuits
  92.  
  93. Refill the engine, transaxle and cooling system with the correct amount of the appropriate fluids before starting the engine. Recharge the A/C system using approved recycling equipment.
  94.  

4.6L Engine

NOTE
The front wheels must be in the straight ahead position and the steering column locked before disconnect the intermediate shaft. Failure to do so may result in damage to the Supplemental Restraint System (SRS) coil.

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Relieve the fuel system pressure.
  4.  
  5. Drain the engine coolant.
  6.  
  7. Recover the air conditioning refrigerant, into a refrigerant recovery station
  8.  
  9. Center the steering wheel.
  10.  
  11. Install Steering Column Anti-rotation pin J-42640 to lock the steering column.
  12.  
  13. Disconnect the battery cables from the battery and wire them to the engine. Remove or disconnect the following:

    Cross vehicle brace
     
    Fuel injector shield
     
    Air cleaner assembly
     
    Surge tank hoses
     
    A/C suction hose fitting on shock tower
     
    A/C liquid hose from condenser
     
    Brake booster vacuum hose
     
    Brake fluid level switch connector
     
    Without removing the brake lines, unbolt the master cylinder and secure it to the engine
     
    Fuel line retainer
     
    Engine harness connector at firewall
     
    Underhood fuse block connector near right shock tower
     
    Underhood electrical center cover
     
    Ground bolt from right shock tower
     
    Positive battery cable from inside electrical center
     
    Chassis electrical connector from right shock tower
     
    Transmission Control Module (TCM) wiring harness
     
    Engine wiring harness connector inside electrical center
     
    Electrical connector at right frame rail
     
    Cooling fans
     

  14.  
  15. Raise and support the vehicle.
  16.  
  17. Remove the front wheels.
  18.  
  19. Remove the wheel house splash shields and the fender liners.
  20.  
  21. From the right wheel opening, disconnect the washer reservoir brace.
  22.  
  23. From the left wheel opening, disconnect the transmission oil cooler lines.
  24.  
  25. Remove the upper to center intermediate steering shaft bolt.
  26.  
  27. Remove the lower intermediate steering shaft-to-steering gear bolt.
  28.  
  29. Remove the center intermediate steering shaft with the lower shaft attached.
  30.  
  31. Disconnect the power steering cooler lines from the radiator.
  32.  
  33. Lower the vehicle.
  34.  
  35. Remove the radiator, condenser and transmission oil cooler as an assembly.
  36.  
  37. Raise the vehicle.
  38.  
  39. Remove the power steering oil cooler from the bracket and tie the cooler to the engine.
  40.  
  41. On 4WD models, remove the transfer case.
  42.  
  43. Remove the transmission.
  44.  
  45. Remove the brake bundle clips from both frame rails.
  46.  
  47. Disconnect the fuel line from the filter.
  48.  
  49. Disconnect the EVAP hose from the rear of the fuel filter.
  50.  
  51. Disconnect the rear brake lines from the bracket above the rear axle assembly.
  52.  
  53. Remove the fuel and brake line bundle retainers from the frame rail the length of the vehicle. Do not remove the retainers from the lines.
  54.  
  55. Remove the fuel filter bracket to provide a removal path for the fuel and brake line bundle assembly.
  56.  
  57. Remove the fuel and brake line bundle bracket from the right side wheelhouse.
  58.  
  59. Lower the vehicle.
  60.  
  61. Disconnect the heater outlet hose from the heater outlet pipe at the right frame rail. Position the hose to the engine.
  62.  
  63. Disconnect the heater inlet hose from the water housing and position the hose to the vehicle.
  64.  
  65. If the vehicle is equipped with Magnaride®, disconnect the electrical connectors from the top of the right and left shock modules.
  66.  
  67. Secure the shock modules to the lower control arms with a suitable strap to avoid damage to the brake lines.
  68.  
  69. Remove the shock yoke.
  70.  
  71. Remove the left and right shock module upper mounting nuts.
  72.  
  73. Raise the vehicle enough to place a suitable engine lift table under the engine, transmission, front frame and front suspension assembly.
  74.  
  75. Support the rear of the vehicle with jack stands.
  76.  
  77. Raise the lift table and/or lower the vehicle to preload the weight of the engine, front frame, and front suspension assembly.
  78.  
  79. Remove the 4 front frame bolts.
  80.  
  81. With the aid of an assistant, lower the table and/or raise the vehicle to remove the engine, front frame, fuel/brake bundle and front suspension assembly from the vehicle.
  82.  
  83. Ensure that all the hoses, wires, pipes and shock modules clear the vehicle during the removal process
  84.  
  85. If the engine itself is to be serviced, the engine will have to be separated from the transmission and the front frame and suspension assembly.
  86.  

To install:

  1. With the aid of an assistant, raise the table and/or lift the vehicle to install the engine, fuel/brake bundle, front frame and front suspension assembly to the vehicle.
  2.  
  3. Install the front frame bolts. Tighten the bolts to 141 ft. lbs. (191 Nm).
  4.  
  5. Install the right and left shock module upper mounting bolts. Tighten the bolts to 83 ft. lbs. (112 Nm).
  6.  
  7. Connect the shock module connectors, if equipped with Magnaride®.
  8.  
  9. Connect the heater inlet hose to the water housing.
  10.  
  11. Connect the heater outlet hose to the outlet pipe.
  12.  
  13. Raise and support the vehicle.
  14.  
  15. Install the fuel and brake line bundle to the right side wheelhouse. Tighten bundle bracket to 80 inch lbs. (9 Nm).
  16.  
  17. Install the fuel filter bracket. Tighten the bracket bolt to 80 inch lbs. (9 Nm).
  18.  
  19. Install the fuel/brake line bundle to the bundle brackets the length of the vehicle.
  20.  
  21. Install the rear brake line to the rear axle assembly. Tighten the bracket bolt to 80 inch lbs. (9 Nm).
  22.  
  23. Connect the EVAP hose to the fuel filter.
  24.  
  25. Connect the fuel line to the fuel filter.
  26.  
  27. Install the brake lines to the bundle clips on the left and right frame rails.
  28.  
  29. Install the transmission.
  30.  
  31. On 4WD models, install the transfer case.
  32.  
  33. Install the power steering oil cooler to the mounting bracket.
  34.  
  35. Lower the vehicle.
  36.  
  37. Install the radiator, condenser and transmission oil cooler as an assembly.
  38.  
  39. Raise and support the vehicle.
  40.  
  41. Connect the power steering cooler lines to the radiator.
  42.  
  43. Install the lower and intermediate steering shafts. Tighten the bolts to 23 ft. lbs. (30 Nm).
  44.  
  45. From the left wheel opening, connect the transmission oil cooler lines.
  46.  
  47. From the right wheel opening, connect the washer reservoir brace.
  48.  
  49. Install the wheel house splash shields and the fender liners.
  50.  
  51. Install the front wheels. Install or connect the following:

    Cooling fans
     
    Electrical connector at right frame rail
     
    Engine wiring harness connector inside electrical center
     
    Transmission Control Module (TCM) wiring harness
     
    Chassis electrical connector to right shock tower
     
    Positive battery cable inside electrical center
     
    Ground bolt to right shock tower
     
    Underhood electrical center cover
     
    Underhood fuse block connector near right shock tower
     
    Engine harness connector at firewall
     
    Fuel line retainer
     
    Master cylinder. Tighten the retaining nuts to 18 ft. lbs. (25 Nm).
     
    Brake fluid level switch connector
     
    Brake booster vacuum hose
     
    A/C liquid hose to condenser
     
    A/C suction hose fitting on shock tower
     
    Surge tank hoses
     
    Air cleaner assembly
     
    Fuel injector shield
     
    Cross vehicle brace
     

  52.  
  53. Connect the battery cables.
  54.  
  55. Remove the locking pin from the steering column.
  56.  
  57. Bleed the brake circuits.
  58.  
  59. Refill the engine, transaxle and cooling system with the correct amount of the appropriate fluids before starting the engine. Recharge the A/C system using approved recycling equipment.
  60.  

 
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