Honda_Odyssey_2001-2006

Transaxle Removal & Installation

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2001-04 Models



  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the transaxle.
  4.  
  5. Remove the engine appearance covers and install a support fixture to the engine lifting eyes.

    Click image to see an enlarged view

    Fig. Support the engine while removing the transaxle-2001-04 models

  6.  
  7. Remove or disconnect the following:

    Air intake assembly
     
    Battery
     
    Battery tray
     
    Transaxle oil cooler lines
     
    Starter motor
     
    Transaxle ground cable
     
    Shift control solenoid valve connectors
     
    Clutch pressure switch connectors
     
    Mainshaft speed sensor connector
     
    Pressure control solenoid valve connectors
     
    Connector bracket
     
    Wiring harness cover
     
    Countershaft speed sensor connector
     
    Gear position switch connector
     
    Front motor mount
     
    Vacuum tube
     
    Splash shield
     
    Heated Oxygen Sensor (HO 2 S) connectors
     
    Exhaust front pipe
     
    Stabilizer bar links
     
    Lower ball joints
     
    Shift cable bracket
     
    Shift cable cover
     
    Shift control lever
     
    Torque converter
     
    Power steering hose bracket
     
    Power steering gear and brace
     
    Rear engine mount
     
    Transaxle lower mounts
     

  8.  
  9. Matchmark the front subframe to the vehicle body.
  10.  
  11. Support the subframe with a jack.
  12.  
  13. Support the steering gear with safety wire and remove the subframe.
  14.  
  15. Separate the inner CV-joints from the transaxle and intermediate shaft and support the axle halfshafts out of the work area with safety wire.
  16.  
  17. Remove or disconnect the following:

    Intermediate shaft
     
    Transaxle flange bolts
     
    Transaxle

    Click image to see an enlarged view

    Fig. Remove the subframe bolts-2001-04 models

     

  18.  

To install:


NOTE
Use new circlips, split pins and self-locking nuts for assembly.

  1. Install or connect the following:

    Transaxle. Tighten the flange bolts to 47 ft. lbs. (64 Nm).
     
    Intermediate shaft. Tighten the bolts to 29 ft. lbs. (39 Nm).
     
    Axle halfshafts
     

  2.  
  3. Raise the subframe into position and align the matchmarks. Tighten the subframe bolts to 76 ft. lbs. (103 Nm). Tighten the front subframe bracket bolts to 54 ft. lbs. (74 Nm) and the rear bracket bolts to 86 ft. lbs. (117 Nm).
  4.  
  5. Install or connect the following:

    Transaxle lower mounts. Tighten the nuts to 28 ft. lbs. (38 Nm).
     
    Rear engine mount. Tighten the bolts to 28 ft. lbs. (38 Nm).
     
    Power steering gear. Tighten the bolts to 29 ft. lbs. (39 Nm).
     
    Power steering gear brace. Tighten the bolts to 43 ft. lbs. (58 Nm).
     
    Power steering hose bracket
     
    Torque converter. Tighten the bolts to 105 inch lbs. (12 Nm).
     
    Shift control lever
     
    Shift cable cover
     
    Shift cable bracket
     
    Lower ball joints. Tighten the nuts to 43-51 ft. lbs. (59-69 Nm).
     
    Stabilizer bar links. Tighten the nuts to 58 ft. lbs. (78 Nm).
     
    Exhaust front pipe
     
    HO 2 S connectors
     
    Splash shield
     
    Vacuum tube
     
    Front motor mount. Tighten the nut to 40 ft. lbs. (54 Nm).
     
    Gear position switch connector
     
    Countershaft speed sensor connector
     
    Wiring harness cover
     
    Connector bracket
     
    Pressure control solenoid valve connectors
     
    Mainshaft speed sensor connector
     
    Clutch pressure switch connectors
     
    Shift control solenoid valve connectors
     
    Transaxle ground cable
     
    Starter motor
     
    Transaxle oil cooler lines
     
    Battery tray
     
    Battery
     
    Air intake assembly
     

  6.  
  7. Fill the transaxle to the correct level.
  8.  
  9. Start the engine and check for leaks.
  10.  
  11. Check the wheel alignment and adjust as necessary.
  12.  

2005-06 Models



The following special tools, or their equivalents, will be necessary:



Engine support hanger, A and Reds AAR-T-12566
 
Engine hanger adapter VSB02C000022
 
Engine hanger balancer bar VSB02C000019
 
Front subframe adapter VSB02C000016
 


NOTE
Use fender covers to avoid damaging painted surfaces. Special tool Reds engine support hanger AAR-T-12566 must be used with the side engine mount installed.

  1. Make sure you have the anti-theft codes for the radio and navigation system, then write down the audio presets.
  2.  
  3. Lift the vehicle up on a hoist, and make sure it is securely supported.
  4.  
  5. Remove the front inner fender and splash shield.
  6.  
  7. Remove the drain plug (A), and drain the automatic transmission fluid (ATF).

    Click image to see an enlarged view

    Fig. Drain plug-2005-06 models

  8.  
  9. Reinstall the drain plug with a new sealing washer (B).
  10.  
  11. Disconnect the negative cable from the battery first, then disconnect the positive cable.
  12.  
  13. Remove the battery hold-down bracket, battery, and battery tray.
  14.  
  15. Remove the intake air duct and air cleaner housing.
  16.  
  17. Loosen the two bolts securing the rear of the battery base, and remove the two bolts securing the front of the battery base, then remove the battery base.
  18.  
  19. Disconnect the ATF cooler hoses from the ATF cooler lines. Turn the ends of the ATF cooler hoses up to prevent ATF from flowing out, and plug the ATF cooler hoses and lines. Check for any signs of leakage at the hose joints.
  20.  
  21. Disconnect and tag all wiring connected to the transmission or in the way of removal.
  22.  
  23. Remove the connector bracket from the engine front cylinder head; use the bracket bolt hole to attach engine hanger balancer bar front arm.

    Click image to see an enlarged view

    Fig. Remove the connector bracket from the engine front cylinder head; use the bracket bolt hole to attach engine hanger balancer bar front arm-2005-06 models

  24.  
  25. Remove the harness clamp bracket from the engine rear cylinder head; use the bracket bolt hole to attach engine hanger balancer bar rear arm.
  26.  
  27. Remove the front bulkhead cover.

    Click image to see an enlarged view

    Fig. Engine hangers and support beams-2005-06 models

  28.  
  29. Install the engine hanger adapters (VSB02C000022) on the end of the engine support beams (A), then install the engine support hanger (AAR-T-12566) with the adapters to the vehicle.
  30.  
  31. Lift and support the engine with the engine support hanger and engine balancer bar (VSB02C000019). Attach the front arm to the front cylinder head with a spacer (B) and the 10 x 1.25 mm bolt (C). Attach the rear arm to the rear cylinder head with the 8 x 1.25 mm bolt (D).
  32.  
  33. For models with active engine mount control system: Remove the front engine mount stop (A), and remove the front engine mount bolt (B).

    Click image to see an enlarged view

    Fig. For models with active engine mount control system: Remove the front engine mount stop (A), and remove the front engine mount bolt (B)-2005-06 models

  34.  
  35. For models with engine mount control system: Remove the front engine mount stop (A), and vacuum tube clamp bracket (B), and remove the front engine mount bolt (C).

    Click image to see an enlarged view

    Fig. For models with engine mount control system: Remove the front engine mount stop (A), and vacuum tube clamp bracket (B), and remove the front engine mount bolt (C)-2005-06 models

  36.  
  37. Remove the exhaust pipe A and its mount.
  38.  
  39. Remove the lock pins and castle nuts, and separate the lower arms from the knuckles. See the procedures in the Steering and Suspension parts.
  40.  
  41. Insert a 6 mm Allen wrench in the top of the joint pin, remove the nuts, then separate the stabilizer links.
  42.  
  43. Remove the bolts securing the shift cable holder, then remove the shift cable cover.
  44.  
  45. Remove the lock bolt securing the control lever, and remove the shift cable and the control lever. Do not bend the shift cable excessively.

    Click image to see an enlarged view

    Fig. Install a 6 x 1.0-14 mm bolt (A) and nut (B) on the shift cable cover (C)-2005-06 models

  46.  
  47. Install a 6 x 1.0-14 mm bolt (A) and nut (B) on the shift cable cover (C), and reinstall the shift cable cover to the torque converter housing. If you don't do this, the bolt head of the cable cover may prevent you from removing the torque converter during transmission removal.
  48.  
  49. Remove the torque converter cover, and remove the drive plate bolts while rotating the crankshaft pulley.
  50.  
  51. Remove the engine-to-torque converter housing mounting bolts.

    Click image to see an enlarged view

    Fig. Remove the power steering fluid line bracket bolts, and remove the steering gearbox mounting bolt-2005-06 models

  52.  
  53. Remove the power steering fluid line bracket bolts, and remove the steering gearbox mounting bolt.
  54.  
  55. Remove the steering gearbox mounting bolt and nut, and remove the steering gearbox stiffener (A).

    Click image to see an enlarged view

    Fig. Remove the steering gearbox mounting bolt and nut, and remove the steering gearbox stiffener (A)-2005-06 models

  56.  
  57. Remove the heat shield (A), and remove the steering gearbox mounting bolt (B).

    Click image to see an enlarged view

    Fig. Remove the heat shield (A), and remove the steering gearbox mounting bolt-2005-06 models

  58.  
  59. Remove the steering gearbox mounting bolt and nut, and remove the steering gearbox stiffener (C).

    Click image to see an enlarged view

    Fig. Remove the steering gearbox mounting bolt and nut, and remove the steering gearbox stiffener (C). Remove the rear mount mounting bolts-2005-06 models

  60.  
  61. Remove the rear mount mounting bolts.
  62.  
  63. Unclamp the power steering fluid line clamps on the front subframe.
  64.  
  65. Remove the transmission lower mount nuts.
  66.  
  67. For models with active engine mount control system: Disconnect engine mount control solenoid valve connector at the front engine mount.
  68.  
  69. For models with engine mount control system: Remove the vacuum tube joint from its clamp from the front engine mount, disconnect the vacuum tube joint, then reinstall the joint in the clamp.

    Click image to see an enlarged view

    Fig. Make reference marks (A) on the body across the marks (B) on the edge of the front subframe (C)-2005-06 models

  70.  
  71. Make reference marks (A) on the body across the marks (B) on the edge of the front subframe (C).

    Click image to see an enlarged view

    Fig. Attach the front subframe adapter (VSB02C000016) to the front subframe (A) by looping the belt (B) over the front of the subframe, then securing the belt with its pin (C)-2005-06 models

  72.  
  73. Attach the front subframe adapter (VSB02C000016) to the front subframe by looping the belt over the front of the subframe, then securing the belt with its stop.
  74.  
  75. Raise the jack and line up the slots in the arms with the bolt holes on the corner of the jack base, then attach them with bolts.

    Click image to see an enlarged view

    Fig. Remove the four bolts securing the front stiffeners, two bolts securing the rear stiffeners, subframe mounting bolts, and remove the front and rear stiffeners-2005-06 models

  76.  
  77. Remove the four bolts securing the front stiffeners, two bolts securing the rear stiffeners, subframe mounting bolts, and remove the front and rear stiffeners.
  78.  
  79. Lower the front subframe with the jack.
  80.  
  81. Remove the transmission lower mounts.
  82.  
  83. Remove the left driveshaft from the differential and the right driveshaft from the intermediate shaft.
  84.  
  85. Move the left driveshaft to the front side. Coat all precision finished surfaces with clean engine oil, then put plastic bags over the driveshaft ends.
  86.  
  87. Remove the rear warm-up three-way catalytic converter (WU-TWC) stay (A) and heat shield (B).
  88.  
  89. Remove the intermediate shaft (C). Coat all precision finished surfaces with clean engine oil, then put plastic bags over the intermediate shaft ends.
  90.  
  91. Remove the upper and front transmission housing mounting bolts.
  92.  
  93. Remove the bolt (A) securing the harness clamp bracket, and remove the front mount bracket (B).
  94.  
  95. Remove the rear transmission housing mounting bolts.
  96.  
  97. Slide the transmission away from the engine to remove it from the vehicle, and lower it on the transmission jack. If the torque converter is stuck to the drive plate, pull it toward the transmission housing through the starter opening.
  98.  
  99. Remove the shift cable cover, then remove the torque converter assembly from the torque converter housing.
  100.  
  101. Inspect the drive plate, and replace it if it is damaged.
  102.  
  103. Remove the 6 x 1.0-14 mm bolt (A) and nut (B) from the shift cable cover (C).
  104.  

To install:

  1. Clean the ATF cooler.
  2.  
  3. Install the torque converter assembly (A) on the mainshaft (B) with the new O-ring (C).
  4.  
  5. Install the 14 x 20 mm dowel pin (D) and 10 x 20 mm dowel pin (E) in the torque converter housing.

    Click image to see an enlarged view

    Fig. Install the torque converter assembly (A) on the mainshaft (B) with the new O-ring (C). Install the 14 x 20 mm dowel pin (D) and 10 x 20 mm dowel pin (E) in the torque converter housing-2005-06 models

  6.  
  7. Place the transmission on the jack, and raise the transmission to the engine level.
  8.  
  9. Attach the transmission to the engine, then install the rear transmission housing mounting bolts.

    Click image to see an enlarged view

    Fig. Attach the transmission to the engine, then install the rear transmission housing mounting bolts-2005-06 models

  10.  
  11. Install the upper and front transmission housing mounting bolts.

    Click image to see an enlarged view

    Fig. Install the upper and front transmission housing mounting bolts-2005-06 models

  12.  
  13. Remove the jack from the transmission.
  14.  
  15. Install the front mount bracket with the new bolts, and install the harness clamp bracket.

    Click image to see an enlarged view

    Fig. Install the front mount bracket with the new bolts, and install the harness clamp bracket-2005-06 models

  16.  
  17. Install the engine-to-torque converter housing mounting bolts.

    Click image to see an enlarged view

    Fig. Install the engine-to-torque converter housing mounting bolts-2005-06 models

  18.  
  19. Attach the torque converter to the drive plate (A) with eight bolts (B). Rotate the crankshaft pulley as necessary to tighten the bolt to 1/2 of the specified torque, then to the final torque, in a crisscross pattern. After tightening the last bolt, check that the crankshaft rotates freely.
  20.  
  21. Install the torque converter cover (C).

    Click image to see an enlarged view

    Fig. Install the new set ring (A) on the intermediate shaft (B), and install the intermediate shaft in the differential. While installing the intermediate shaft in the differential, be sure not to allow dust or other foreign particles to enter the transmission. Install the rear warm-up three-way catalytic converter (WU-TWC) stay (C) and heat shield (D)-2005-06 models

  22.  
  23. Clean the areas where the intermediate shaft and driveshaft contact the transmission (differential) with carburetor cleaner, and dry with compressed air.
  24.  
  25. Install the new set ring (A) on the intermediate shaft (B), and install the intermediate shaft in the differential. While installing the intermediate shaft in the differential, be sure not to allow dust or other foreign particles to enter the transmission.
  26.  
  27. Install the rear warm-up three-way catalytic converter (WU-TWC) stay (C) and heat shield (D).
  28.  
  29. Install the new set ring on the left driveshaft, then install the left driveshaft in the differential. While installing the driveshaft in the differential, be sure not to allow dust or other foreign particles to enter the transmission. Install the right driveshaft over the intermediate shaft.
    NOTE
    Turn the right and left steering knuckle fully outward, and slide the driveshaft and intermediate shaft into the differential and over the intermediate shaft until you feel the set ring engage the side gear.



    Click image to see an enlarged view

    Fig. Install the transmission lower front mount (A), and install the lower rear mount (B) with the new bolts-2005-06 models

  30.  
  31. Install the transmission lower front mount (A), and install the lower rear mount (B) with the new bolts.
  32.  
  33. Support the front subframe with the front subframe adapter (VSB02C000016) and a jack, and lift it up to body.
  34.  
  35. Loosely install the new subframe mounting bolts, front stiffener mounting bolts, rear stiffener mounting bolts, and front and rear stiffeners.
  36.  
  37. Align all reference marks on the body and subframe. Tighten the rear subframe mounting bolts, then front bolts, and tighten the stiffener bolts to the specified torque.

    Click image to see an enlarged view

    Fig. Install the transmission lower mount nuts. Install the power steering fluid line (A) on the clamps (B)-2005-06 models

  38.  
  39. Install the transmission lower mount nuts.
  40.  
  41. Install the power steering fluid line (A) on the clamps (B).
  42.  
  43. Install the rear mount mounting bolts.
  44.  
  45. Install the steering gearbox stiffener (A), and loosely install the bolts.
  46.  
  47. Install the steering gearbox stiffener, and loosely install the bolts.
  48.  
  49. Install the steering gearbox mounting bolt and heat shield (A).
  50.  
  51. Install the steering gearbox mounting bolt and power steering fluid line bracket bolts.
  52.  
  53. Tighten the steering gearbox mounting bolts and gearbox stiffener mounting bolts to the specified torque.
  54.  
  55. For models with active engine mount control system: Connect engine mount control solenoid valve connector.
  56.  
  57. For models with engine mount control system: Connect the vacuum tube joint, and install the joint in the clamp at the engine mount.

    Click image to see an enlarged view

    Fig. Install selector control lever (A) on the selector control shaft (B). Do not bend the shift cable excessively. Install the lock bolt (C) and a new lock washer (D), and bend the lock washer tab against the bolt head. Install the shift cable cover (E), and secure the shift cable holder (F) on the shift cable cover-2005-06 models

  58.  
  59. Install selector control lever (A) on the selector control shaft (B). Do not bend the shift cable excessively.
  60.  
  61. Install the lock bolt (C) and a new lock washer (D), and bend the lock washer tab against the bolt head.
  62.  
  63. Install the shift cable cover (E), and secure the shift cable holder (F) on the shift cable cover.
  64.  
  65. Install the ball joint on each lower arm with the new castle nut and lock pin.
  66.  
  67. Install the stabilizer links to the lower arms, and install the nuts. Insert a 6 mm Allen wrench in the ball joint pin, and tighten the nuts.

    Click image to see an enlarged view

    Fig. Install the exhaust pipe (A) with the new self-locking nuts, its mount (B), and new gaskets (C) (D)-2005-06 models

  68.  
  69. Install the exhaust pipe (A) with the new self-locking nuts, its mount (B), and new gaskets (C) (D).
  70.  
  71. For models with active engine mount control system: Install the new front engine mount bolt, and install the front engine mount stop.
  72.  
  73. For models with engine mount control system: Install the new front engine mount bolt, and install the front engine mount stop (A) and vacuum tube clamp bracket (B).
  74.  
  75. Remove the engine support hanger and engine balancer bar.

    Click image to see an enlarged view

    Fig. Install the harness clamp bracket to the engine rear cylinder head-2005-06 models

  76.  
  77. Install the harness clamp bracket to the engine rear cylinder head.
  78.  
  79. Install the connector bracket to the engine front cylinder head.
  80.  
  81. Install the harness cover on the harness cover bracket, and secure the harness cover bracket with the bolt on the transmission.
  82.  
  83. Connect output shaft (countershaft) speed sensor connector. Connect transmission range switch connector, and install it on the connector bracket.
  84.  
  85. Connect shift solenoid valve B connector and torque converter clutch solenoid valve connector.
  86.  
  87. Connect transmission sub-harness 6P connector, and install the harness clamps on the clamp brackets.
  88.  
  89. Connect the connectors to the shift solenoid valve A, shift solenoid valve C, A/T clutch pressure control solenoid valve C, input shaft (mainshaft) speed sensor, and 4th clutch transmission fluid pressure switch. Install the harness clamps on the clamp brackets.
  90.  
  91. Install the transmission ground terminal.
  92.  
  93. Install the starter on the torque converter housing. Connect the starter cables, and install the harness clamp on the clamp bracket.
  94.  
  95. Connect the ATF cooler hoses to the ATF cooler lines, and secure the hoses with the clips.
  96.  
  97. Install the battery base.
  98.  
  99. Install the air cleaner housing and intake air duct.
  100.  
  101. Install the battery tray and battery, and secure the battery with its hold-down bracket.
  102.  
  103. Clean the battery posts and cable terminals with sandpaper, then assemble them and apply grease to prevent corrosion.
  104.  
  105. Install the front bulkhead cover.
  106.  
  107. Set the parking brake. Start the engine, and shift the transmission through all positions three times.
  108.  
  109. Check the shift lever operation, A/T gear position indication operation, and shift cable adjustment.
  110.  
  111. Check and adjust the front wheel alignment.
  112.  
  113. Install the splash shield and front inner fender.
  114.  
  115. Start the engine in the P or N position, and warm it up to normal operating temperature (the radiator fan comes on).
  116.  
  117. Turn off the engine, and check the ATF level.
  118.  
  119. Road test the vehicle.
  120.  
  121. Enter the audio and navigation anti-theft codes, then enter the customer's audio presets, and set the clock.
  122.  

 
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