Disassembly [10/2022 - ]: Procedure
- REMOVE SHIFT CONTROL ACTUATOR ASSEMBLY
- REMOVE SHIFT CONTROL ACTUATOR BRACKET
- REMOVE REFILL PLUG
- REMOVE OVERFLOW PLUG
- REMOVE NO. 1 TRANSMISSION OIL FILLER TUBE
- REMOVE OIL COOLER UNION SUB-ASSEMBLY
- REMOVE NO. 1 OIL COOLER OUTLET TUBE SUB-ASSEMBLY
- REMOVE TRANSMISSION CASE SIDE COVER
HINT:
As the illustration shown is an example, the actual details may differ.
- REMOVE TRANSMISSION WIRE
- Disengage the clamp to disconnect the transmission wire from the solenoid lock plate.
- Using a screwdriver, disconnect the 7 solenoid valve connectors using the procedure shown in the illustration.
- Using a screwdriver, disconnect the solenoid valve connector using the procedure shown in the illustration.
- Disconnect the solenoid valve connector.
- REMOVE TRANSMISSION VALVE BODY ASSEMBLY
- REMOVE TRANSAXLE CASE GASKET
- REMOVE FRONT OIL PUMP COVER GASKET
- REMOVE TRANSMISSION REVOLUTION SENSOR (NT)
- REMOVE TRANSMISSION REVOLUTION SENSOR (NC)
- INSPECT INPUT SHAFT END PLAY
See step 12
- REMOVE TRANSAXLE HOUSING
- REMOVE TRANSAXLE HOUSING OIL SEPARATOR
- REMOVE TRANSMISSION OIL CLEANER MAGNET
- INSPECT TRANSMISSION OIL CLEANER MAGNET
See step 1
- REMOVE DIFFERENTIAL GEAR LUBE APPLY TUBE
- REMOVE TRANSMISSION LUBE APPLY TUBE
- REMOVE DIFFERENTIAL CASE ASSEMBLY
- REMOVE CLUTCH DRUM OIL SEAL RING
- REMOVE OIL PUMP SPROCKET FRONT THRUST WASHER
- REMOVE TRANSMISSION DRIVE CHAIN
- Remove the transmission drive chain together with the transmission oil pump drive sprocket and oil pump drive shaft sub-assembly from the front oil pump assembly.NOTE:
To avoid damaging the bush of the front oil pump assembly, remove the transmission drive chain, transmission oil pump drive sprocket and oil pump drive shaft sub-assembly horizontally relative to the front oil pump assembly.
- Remove the transmission drive chain together with the transmission oil pump drive sprocket and oil pump drive shaft sub-assembly from the front oil pump assembly.
- REMOVE OIL PUMP SPROCKET REAR THRUST WASHER
- REMOVE MANUAL DETENT SPRING SUB-ASSEMBLY
- REMOVE FRONT OIL PUMP ASSEMBLY NOTE:
To avoid damaging the front oil pump assembly and transmission valve body assembly, when removing the front oil pump assembly, first remove the transmission valve body assembly.
- REMOVE PLANETARY CARRIER THRUST WASHER
- REMOVE C-3 AND C-4 CLUTCH ASSEMBLY
- INSPECT CLEARANCE OF C-3 CLUTCH
See step 13
- INSPECT CLEARANCE OF C-4 CLUTCH
See step 14
- REMOVE NO. 2 PLANETARY CARRIER THRUST WASHER
- REMOVE PLANETARY SUN GEAR
- REMOVE NO. 9 THRUST BEARING RACE
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 8 THRUST BEARING RACE
- REMOVE FRONT PLANETARY GEAR ASSEMBLY
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 7 THRUST BEARING RACE
- INSPECT FRONT PLANETARY GEAR ASSEMBLY
See step 10
- REMOVE INPUT SHAFT OIL SEAL RING
- REMOVE REAR INPUT SHAFT OIL SEAL RING
- REMOVE FRONT PLANETARY RING GEAR
- REMOVE FRONT PLANETARY RING GEAR FLANGE
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 6 THRUST BEARING RACE
- REMOVE C-1 CLUTCH ASSEMBLY
- INSPECT CLEARANCE OF C-1 CLUTCH
See step 15
- REMOVE FRONT CLUTCH DISC
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the clutch drum sub-assembly.NOTE:
Be careful not to damage the clutch drum sub-assembly.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the clutch drum sub-assembly.
*1 Forward Clutch Flange *2 Front Clutch Clutch Disc *3 Forward Multiple Disc Clutch Clutch Plate *4 Clutch Drum Sub-assembly *a Snap Ring Side *b Front Clutch Clutch Disc Side
- INSPECT FRONT CLUTCH DISC
See step 2
- REMOVE NO. 1 CLUTCH BALANCER
- Place SST on the No. 1 clutch balancer and compress the rear clutch piston return compression spring with a press.
- SST: 09387-00020
NOTE:Do not compress the rear clutch piston return compression spring excessively.
- Using SST, remove the snap ring from the clutch drum sub-assembly.
- SST: 09350-30020
- 09350-07070
- SST: 09350-30020
- Place SST on the No. 1 clutch balancer and compress the rear clutch piston return compression spring with a press.
- REMOVE FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY
- REMOVE FORWARD CLUTCH PISTON
HINT:
*a Serial Number The component manufacturer (AISIN or TMMWV (TOYOTA)) can be determined based on the serial number as described in the following table.
Serial Number Factory ##6######## AISIN ##A######## TMMWV (TOYOTA) - Apply compressed air (392 kPa (4.0 kgf/cm2
, 57 psi)) to the ATF hole of the clutch drum sub-assembly to remove the forward clutch piston from the clutch drum sub-assembly.NOTE:
- Applying compressed air may cause the forward clutch piston to jump out. When removing the forward clutch piston, hold it by hand using a piece of cloth.
- Be careful as ATF may spray when applying compressed air.
- Apply compressed air (392 kPa (4.0 kgf/cm2
, 57 psi)) to the ATF hole of the clutch drum sub-assembly to remove the forward clutch piston from the clutch drum sub-assembly.
*1 Needle Roller Bearing - - - As shown in the illustration, using a press and SST, remove the needle roller bearing from the clutch drum sub-assembly. (for TMMWV Made)
- SST: 09950-60011
- 09951-00310
- SST: 09950-70010
- 09951-07100
HINT:
Only perform this operation when replacing the needle roller bearing.
- SST: 09950-60011
- As shown in the illustration, using a press and SST, remove the needle roller bearing from the clutch drum sub-assembly. (for TMMWV Made)
- REMOVE SUN GEAR INPUT HUB SUB-ASSEMBLY
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 5 THRUST BEARING RACE
- REMOVE MANUAL VALVE LEVER SHAFT SUB-ASSEMBLY
- REMOVE MANUAL VALVE LEVER SUB-ASSEMBLY
- REMOVE PAWL STOPPER PLATE
- REMOVE MANUAL VALVE LEVER SHAFT RETAINER SPRING
- REMOVE PARKING LOCK ROD SUB-ASSEMBLY
*1 Manual Valve Lever Shaft Sub-assembly *2 Parking Lock Rod Sub-assembly - Move the manual valve lever shaft sub-assembly and parking lock rod sub-assembly as shown in the illustration, and remove the parking lock rod sub-assembly.
HINT:
Align the cutouts of the parking lock rod sub-assembly and manual valve lever shaft sub-assembly and remove the parking lock rod sub-assembly.
- Move the manual valve lever shaft sub-assembly and parking lock rod sub-assembly as shown in the illustration, and remove the parking lock rod sub-assembly.
- REMOVE MANUAL VALVE LEVER SHAFT SUB-ASSEMBLY
- REMOVE PARKING LOCK PAWL TORSION SPRING
- REMOVE PARKING LOCK PAWL SHAFT
- REMOVE PARKING LOCK PAWL
- REMOVE PARKING LOCK SLEEVE
- INSPECT CLEARANCE OF B-1 BRAKE
See step 16
- REMOVE COUNTER DRIVE GEAR SUB-ASSEMBLY
- Using a T50 "TORX" socket wrench, remove the 2 bolts (A) from the counter drive gear sub-assembly.
- Remove the 6 bolts (B) from the counter drive gear sub-assembly.
- Remove the counter drive gear sub-assembly together with the pinion and counter driven gear sub-assembly from the automatic transaxle case sub-assembly.
- REMOVE NO. 1 BRAKE DISC
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the counter drive gear sub-assembly.NOTE:
Be careful not to damage the counter drive gear sub-assembly.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the counter drive gear sub-assembly.
*1 No. 1 Brake Flange *2 No. 1 Brake Disc *3 No. 1 Brake Plate *4 Counter Drive Gear Sub-assembly *a Snap Ring Side *b No. 1 Brake Disc Side
- INSPECT NO. 1 BRAKE DISC
See step 4
- REMOVE NO. 3 PLANETARY CARRIER THRUST WASHER
- REMOVE PLANETARY SUN GEAR SUB-ASSEMBLY
- INSPECT PLANETARY SUN GEAR SUB-ASSEMBLY
See step 8
- REMOVE REAR PLANETARY SUN GEAR SUB-ASSEMBLY
- REMOVE REAR PLANETARY GEAR ASSEMBLY
- REMOVE NO. 4 PLANETARY CARRIER THRUST WASHER
- INSPECT REAR PLANETARY GEAR ASSEMBLY
See step 11
- REMOVE NO. 4 THRUST BEARING RACE
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE THRUST BEARING RACE
- REMOVE NO. 3 THRUST BEARING RACE
- INSPECT REAR PLANETARY SUN GEAR SUB-ASSEMBLY
See step 9
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 2 THRUST BEARING RACE
- INSPECT CLEARANCE OF C-2 CLUTCH
See step 17
- REMOVE C-2 CLUTCH ASSEMBLY
- REMOVE THRUST NEEDLE ROLLER BEARING
- REMOVE NO. 1 THRUST BEARING RACE
- REMOVE NO. 2 CLUTCH DISC
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the intermediate shaft sub-assembly.NOTE:
Be careful not to damage the intermediate shaft sub-assembly.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the intermediate shaft sub-assembly.
*1 Direct Clutch Flange *2 No. 2 Clutch Disc *3 No. 2 Clutch Plate *4 Intermediate Shaft Sub-assembly *a Snap Ring Side *b No. 2 Clutch Disc Side
- INSPECT NO. 2 CLUTCH DISC
See step 3
- REMOVE C-2 CLUTCH BALANCER
- REMOVE CLUTCH RETURN SPRING SUB-ASSEMBLY
- INSPECT CLUTCH RETURN SPRING SUB-ASSEMBLY
See step 6
- REMOVE C-2 CLUTCH PISTON
- Apply compressed air (392 kPa (4.0 kgf/cm2
, 57 psi)) to the ATF hole of the intermediate shaft sub-assembly.NOTE:
- Applying compressed air may cause the C-2 clutch piston to jump out. When removing the C-2 clutch piston, hold it by hand using a piece of cloth.
- Be careful as ATF may spray when applying compressed air.
- Apply compressed air (392 kPa (4.0 kgf/cm2
, 57 psi)) to the ATF hole of the intermediate shaft sub-assembly.
- REMOVE DIRECT CLUTCH DRUM OIL SEAL RING
- INSPECT CLEARANCE OF B-2 BRAKE
See step 18
- REMOVE 2ND BRAKE DISC
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.NOTE:
Be careful not to damage the automatic transaxle case sub-assembly.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.
*1 2nd Brake Flange *2 2nd Brake Disc *3 2nd Brake Plate - - *a Snap Ring Side *b 2nd Brake Disc Side
- INSPECT 2ND BRAKE DISC
See step 5
- REMOVE NO. 2 1ST AND REVERSE BRAKE PISTON
- REMOVE 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
- Place SST on the 1st and reverse brake return spring sub-assembly and compress it with a press.
- SST: 09380-60011
- 09381-06020
- 09381-06050
- 09381-06060
- 09381-06100
- 09381-06110
- SST: 09950-70010
- 09951-07200
NOTE:Do not compress the 1st and reverse brake return spring sub-assembly excessively.
- SST: 09380-60011
- Place SST on the 1st and reverse brake return spring sub-assembly and compress it with a press.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.NOTE:
Be careful not to damage the automatic transaxle case sub-assembly.
- Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.
- INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
See step 7
- REMOVE 1ST AND REVERSE BRAKE PISTON
- REMOVE FRONT TRANSAXLE CASE OIL SEAL
- REMOVE FRONT DRIVE SHAFT OIL SEAL RH (for UA81E)
Refer to PROCEDURE - Step 4 - REMOVE DIFFERENTIAL SIDE OIL SEAL (for UA81F)
Refer to PROCEDURE - Step 3 - REMOVE NEEDLE ROLLER BEARING
- REMOVE COUNTER DRIVEN GEAR REAR TAPERED ROLLER BEARING (OUTER RACE)
HINT:
Align the claw of SST with the indentation of the automatic transaxle case sub-assembly when removing the parts. - REMOVE COUNTER DRIVEN GEAR REAR TAPERED ROLLER BEARING (INNER RACE)
- Using SST, remove the counter driven gear rear tapered roller bearing (inner race) from the pinion and counter driven gear sub-assembly.
- SST: 09950-40011
- 09951-04010
- 09952-04010
- 09953-04030
- 09954-04010
- 09955-04011
- 09957-04010
- 09958-04011
- SST: 09950-60011
- 09951-00310
NOTE:Because SST is attached to the roller portion, there is a possibility that the roller portion could break and SST could come off before the counter driven gear rear tapered roller bearing (inner race) comes off.
- SST: 09950-40011
- Using SST, remove the counter driven gear rear tapered roller bearing (inner race) from the pinion and counter driven gear sub-assembly.
- If the roller portion breaks and SST comes off, reattach SST to the inner race in the position shown in the illustration, and continue removing the parts.
- SST: 09950-40011
- 09951-04010
- 09952-04010
- 09953-04030
- 09954-04010
- 09955-04011
- 09957-04010
- 09958-04011
- SST: 09950-60011
- 09951-00310
- SST: 09950-40011
- If the roller portion breaks and SST comes off, reattach SST to the inner race in the position shown in the illustration, and continue removing the parts.
- REMOVE COUNTER DRIVEN GEAR FRONT TAPERED ROLLER BEARING (OUTER RACE)
HINT:
Align the claw of SST with the indentation of the transaxle housing when removing the parts. - REMOVE COUNTER DRIVEN GEAR FRONT TAPERED ROLLER BEARING (INNER RACE)
- REMOVE NO. 1 TRANSAXLE CASE PLUG
- REMOVE NO. 2 TRANSAXLE CASE PLUG
- REMOVE NEEDLE ROLLER BEARING
- REMOVE MANUAL VALVE LEVER SHAFT OIL SEAL
- REMOVE FRONT DRIVE SHAFT OIL SEAL LH
- REMOVE NO. 1 TRANSAXLE CASE PLUG
- REMOVE NO. 2 TRANSAXLE CASE PLUG
- REMOVE NO. 1 BREATHER PLUG (ATM)
- REMOVE AUTOMATIC TRANSMISSION CASE STRAIGHT PIN
HINT:
Perform this procedure only when replacement of the automatic transmission case straight pins are necessary.