Part 2

U341E AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSAXLE UNIT: DISASSEMBLY; 2013 MY Corolla [07/2012 -]

20. REMOVE TRANSAXLE HOUSING

(a) Remove the 14 bolts.





(b) Tap around the circumference of the transaxle housing with a plastic hammer to remove the transaxle housing from the transaxle case.

NOTICE:
The differential gear assembly may be accidentally removed when the transaxle housing is removed.

21. INSPECT INPUT SHAFT END PLAY

(a) Measure the end play in the axial direction.





End play:

0.38 to 1.29 mm (0.0149 to 0.0507 in.)

If the end play is not as specified, replace the stator shaft thrust needle roller bearing and the forward clutch hub thrust needle roller bearing.

22. REMOVE OIL PUMP ASSEMBLY

(a) Remove the 7 bolts and the oil pump assembly from the transaxle case.





23. REMOVE DIFFERENTIAL GEAR ASSEMBLY

(a) Remove the differential gear assembly from the transaxle case.





24. REMOVE OVERDRIVE BRAKE GASKET

(a) Using a screwdriver, remove the 2 overdrive brake gaskets from the transaxle case.





25. REMOVE INPUT SHAFT ASSEMBLY

(a) Remove the input shaft assembly from the transaxle case.





26. REMOVE STATOR SHAFT THRUST NEEDLE ROLLER BEARING

(a) Remove the stator shaft thrust needle roller bearing from the input shaft.





27. REMOVE FRONT CLUTCH DISC

(a) Using a screwdriver, remove the snap ring.





(b) Remove the flange, 4 discs and 4 plates from the input shaft.

28. REMOVE FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY

(a) Using SST on the clutch balancer, compress the return spring with a press.





SST : 09320-89010

NOTICE:
Do not compress the return spring excessively.

(b) Using a snap ring expander, remove the snap ring.

(c) Remove the clutch balancer and piston return spring.





29. REMOVE FORWARD CLUTCH PISTON

(a) Place the input shaft onto the oil pump.





(b) Holding the forward clutch piston by hand, apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil pump to remove the forward clutch piston.

HINT
If the piston cannot be removed because it is tilted, either apply compressed air again while keeping the piston level or remove the piston using needle-nose pliers with their tips wrapped in protective tape.

30. REMOVE FORWARD CLUTCH PISTON O-RING

(a) Using a screwdriver, remove the clutch piston O-ring from the forward clutch piston.





31. REMOVE INPUT SHAFT OIL SEAL RING

(a) Using a screwdriver, remove the input shaft oil seal ring from the input shaft.





32. REMOVE FORWARD CLUTCH HUB THRUST NEEDLE ROLLER BEARING

(a) Remove the forward clutch hub thrust needle roller bearing from the forward clutch hub.





33. INSPECT INTERMEDIATE SHAFT ASSEMBLY

(a) Using a dial indicator, measure the intermediate shaft end play.





End play:

0.21 to 0.96 mm (0.00826 to 0.0377 in.)

If the end play is not as specified, select and replace the rear clutch drum thrust needle roller bearing.

34. REMOVE FORWARD CLUTCH HUB SUB-ASSEMBLY

(a) Remove the forward clutch hub from the transaxle case.





35. REMOVE REAR TRANSAXLE COVER ASSEMBLY

(a) Remove the 11 bolts.





(b) Tap around the circumference of the rear transaxle cover with a plastic hammer to remove the rear transaxle cover from the transaxle case.

36. REMOVE REAR TRANSAXLE COVER PLUG

(a) Remove the 4 rear transaxle cover plugs from the rear transaxle cover.





(b) Using a screwdriver, remove the O-ring from each rear transaxle cover plug.

37. REMOVE OVERDRIVE BRAKE RETURN SPRING SUB-ASSEMBLY

(a) Using SST, a press and a screwdriver, remove the snap ring.





SST : 09387-00070

NOTICE:
Stop the press when the overdrive brake piston is lowered 1 to 2 mm (0.0394 to 0.0787 in.) from the snap ring groove to prevent the overdrive brake piston from being deformed.

(b) Remove the overdrive brake return spring from the rear transaxle cover.