Automatic Transmission - Overhaul: Disassembly: Transaxle

Fig 1: Identifying Special Tools (1 Of 2)

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Fig 2: Identifying Special Tools (2 Of 2)

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NOTE: Thoroughly clean the exterior of the transmission and dry it with compressed air.

NOTE: Position the transmission in Bench Mounted Holding Fixture in its normal upright position.
Fig 3: Installing Bench Mounted Holding Fixture On Transmission Case
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1. Install Bench Mounted Holding Fixture on the transmission case.
   • Position a drain pan under the transmission.
CAUTION: The torque converter (7902) is heavy. Be careful not to drop it.
Fig 4: Identifying Torque Converter
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2. Remove the torque converter.
   • Drain the fluid from the torque converter.
3. Remove the oil pump shaft (7B328).
   Fig 5: Removing Oil Pump Shaft

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4. Remove and discard the converter turbine shaft seal.
   Fig 6: Removing Converter Turbine Shaft Seal

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5. Install Turbine Shaft Holder.
   Fig 7: Installing Turbine Shaft Holder

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6. Remove the fluid level indicator (7A020) and oil filler tube (7A228).
   1. Remove the fluid filler tube bolts.
   2. Remove the fluid level indicator and oil filler tube.
   Fig 8: Removing Fluid Indicator & Oil Filler Tube

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7. Remove the turbine shaft speed (TSS) sensor.
   1. Remove the TSS sensor bolt.
   2. Remove the TSS sensor.
   Fig 9: Removing Turbine Shaft Speed Sensor

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8. Remove the vehicle speed sensor (VSS).
   1. Remove the bolt.
   2. Remove the VSS.
   Fig 10: Removing Vehicle Speed Sensor

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9. Remove the transmission range (TR) sensor.
   1. Remove the TR sensor bolts.
   2. Remove the TR sensor.
   Fig 11: Removing Transmission Range Sensor

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10. Disconnect the solenoid electrical connector.
    Fig 12: Disconnecting Solenoid Electrical Connector

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11. Remove the fluid cooler tube (7A031).
    1. Remove the fluid cooler tube bolt and washer.
    2. Remove the fluid cooler tube nut.
    3. Remove the drain back valve spring.
    4. Remove the steel ball.
    Fig 13: Removing Fluid Cooler Tube

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CAUTION: Remove the transmission fluid pan (7A194) before turning the transmission over. This will ensure that any foreign material remains in the pan.
NOTE: Slowly loosen the transmission oil pan bolts, working from the LH front corner to the rear, allowing the transmission fluid pan to gradually drop and the ATF to drain.
Fig 14: Removing Transmission Fluid Pan & Oil Pan
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12. Remove the transmission fluid pan and the oil pan to case gasket (7A191).
    1. Remove the oil pan bolts.
    2. Remove the transmission fluid pan and oil pan to case gasket. Discard the oil pan to case gasket.
NOTE: If large amounts of material are found, replace the torque converter and check the transmission for cause.
Fig 15: Material Found In Fluid Pan & Cause Table
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13. Examine any material found in the transmission fluid pan to determine the condition of the transmission.
14. Disconnect the solenoid valve electrical connectors.
    Fig 16: Disconnecting Solenoid Valve Electrical Connectors

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NOTE: Do not reuse or clean the filter; replace it with a new one.
Fig 17: Removing Oil Filter
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15. Remove the oil filter bolts and remove the filter.
16. Remove the electronic pressure control (EPC) solenoid.
    1. Remove the bolt.
    2. Remove the EPC solenoid.
    Fig 18: Removing Electronic Pressure Control Solenoid

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NOTE: Loosen the main control valve body bolts evenly and gradually.
Fig 19: Removing Main Control Valve Body
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17. Remove the main control valve body (7A100)
    1. Remove the bolts.
    2. Remove the main control valve body.
18. Remove the manual shaft nut and washer and the manual shaft.
    1. Remove the manual shaft nut and washer.
    2. Pull the manual shaft out.
    Fig 20: Removing Manual Shaft Nut & Washer & The Manual Shaft

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19. Remove the manual shaft plate and the lever holder.
    1. Remove the lever holder nut.
    2. Remove the manual shaft plate.
    3. Remove the lever holder.
    Fig 21: Removing Manual Shaft Plate & Lever Holder

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20. Remove the detent lever.
    Fig 22: Removing Detent Lever

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21. Remove the detent lever spring and actuator support.
    1. Remove the detent lever spring.
    2. Remove the actuator support bolt.
    3. Remove the actuator support.
    Fig 23: Removing Detent Lever Spring & Actuator Support

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22. Remove the front pump support and gear (7A103) and oil pump gasket (7A136). Discard the oil pump gasket.
    1. Remove the oil pump bolts.
    2. Remove the front pump support and gear.
    Fig 24: Removing Front Pump Support & Gear

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23. Remove the planet gear thrust bearing.
    Fig 25: Removing Planet Gear Thrust Bearing

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24. Remove the forward/coast/reverse clutch drum assembly.
    1. Carefully remove the turbine shaft snap ring.
    2. Remove the forward/coast/reverse clutch drum assembly.
    Fig 26: Removing Forward/Coast/Reverse Clutch Drum Assembly

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25. Remove the servo retainer.
    1. Remove the servo piston snap ring.
    2. Remove the servo retainer.
    Fig 27: Removing Servo Retainer

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NOTE: Use a C-clamp to compress the servo band piston (7D022) before removing the servo piston clip.
Fig 28: Removing Servo Band Piston
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26. Remove the servo band piston.
    1. Remove the servo piston clip.
    2. Remove the servo band piston, spacer, servo piston stem, and servo piston spring (7D028).
27. Remove the primary sun gear (7A399) and one-way clutch assembly.
    Fig 29: Removing Primary Sun Gear & One-Way Clutch Assembly

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28. Remove the 2-4 band.
    Fig 30: Removing 2-4 Band

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29. Secure the 2-4 band with a small piece of wire to keep the 2-4 band from stretching.
Fig 31: Securing 2-4 Band
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30. Remove the anchor strut shaft and the anchor strut.
    1. Pull the anchor strut shaft while holding the anchor strut.
    2. Remove the anchor strut.
    Fig 32: Removing Anchor Strut Shaft & Anchor Strut

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31. Remove the one-way clutch and one-way clutch retainer snap ring.
    Fig 33: Removing One-Way Clutch & One-Way Clutch Retainer Snap Ring

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32. Remove the one-way clutch (7A089).
    Fig 34: Removing One-Way Clutch

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33. Remove the wave washer.
    Fig 35: Removing Wave Washer

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34. Remove the one-way clutch inner race.
    Fig 36: Removing One-Way Clutch Inner Race

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35. Remove the low/reverse clutch retainer snap ring.
    Fig 37: Removing Low/Reverse Clutch Retainer Snap Ring

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36. Remove the low/reverse clutch pressure plate.
    Fig 38: Removing Low/Reverse Clutch Pressure Plate

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37. Remove the external spline clutch plate and the internal spline clutch plate.
    • Inspect the external spline discs for burn marks, scoring, or warpage.
    • Check for worn or damaged external spline clutch plates and internal spline clutch plates. Measure the facing thickness in three places and calculate the average. The minimum allowable internal spline clutch plate thickness is 1.4 mm (0.055 in). The standard thickness is 1.6 mm (0.063 in). If the plates are not within the specification, replace the plates.
    Fig 39: Removing External Spline Clutch Plate & The Internal Spline Clutch Plate

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38. Remove the ring gear retainer snap ring.
    Fig 40: Removing Ring Gear Retainer Snap Ring

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39. Remove the ring gear (7A153).
    Fig 41: Removing Ring Gear

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40. Remove the turbine shaft (7F351) and 3-4 clutch assembly.
    • Slide the 3-4 clutch off the turbine shaft after removal.
Fig 42: Removing Turbine Shaft & 3-4 Clutch Assembly
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NOTE: Tap the two halves lightly with a plastic hammer to separate.
Fig 43: Removing Transmission Case Bolts
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41. Remove the 13 transmission case bolts and separate the transmission case.
42. Remove the eight O-rings and discard them.
    Fig 44: Removing Eight O-Rings

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43. Remove the output shell from the output gear.
    Fig 45: Removing Output Shell From Output Gear

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44. Use Return Spring Compressor to remove the low/reverse clutch assembly.
    1. Install Return Spring Compressor.
    2. Compress the low/reverse clutch support and spring and remove the snap ring.
    Fig 46: Removing Low/Reverse Clutch Assembly

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45. Remove the low/reverse clutch spring and support.
    Fig 47: Removing Low/Reverse Clutch Spring & Support

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46. Remove the low/reverse clutch piston.
    Fig 48: Removing Low/Reverse Clutch Piston

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47. Remove the parking pawl (7A441).
    1. Remove the parking pawl shaft E-clip.
    2. Remove the parking pawl return spring (7D070).
    3. Remove the parking pawl shaft (7D071).
    4. Remove the parking pawl.
    Fig 49: Removing Parking Pawl

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48. Remove the differential (4026).
    Fig 50: Removing Differential

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49. Remove the bearing housing roll pin.
    Fig 51: Removing Bearing Housing Roll Pin

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50. Remove the bearing housing.
    1. Remove the bearing housing bolts.
    2. Remove the bearing housing.
51. Remove the idler gear (7F475) and output gear.
    • Remove the idler gear and output gear by tapping them out from the torque converter side.
    Fig 52: Removing Idler Gear & Output Gear

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NOTE: Loosen the bolts evenly and gradually.
52. Remove the eight torque converter stator bolts and the torque converter stator.
Fig 53: Removing Torque Converter Stator Bolts & Torque Converter Stator
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53. Remove the converter housing from the transmission holding fixture.
54. Use Step Plate Adapter to press the stator support out of the converter housing.
    Fig 54: Pressing Stator Support Out Of Converter Housing

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55. Use Step Plate Adapter to press out the bearing race.
Fig 55: Pressing Out Bearing Race
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