REMOVE DRAIN (ATM) PLUG SUB-ASSEMBLY
REMOVE BREATHER PLUG HOSE
Remove the bolt and breather plug hose from the automatic transmission housing.
REMOVE TRANSMISSION CONTROL SHAFT LEVER LH
Remove the nut, the washer and the transmission control shaft lever LH.
REMOVE PARK/NEUTRAL POSITION SWITCH ASSEMBLY
Using a screwdriver, unstake the lock washer.
Remove the nut and lock washer.
Remove the bolt and the park/neutral position switch.
REMOVE TEMPERATURE SENSOR
Remove the temperature sensor.
Remove the O-ring from the temperature sensor.
REMOVE OIL COOLER TUBE UNION
Remove the 2 oil cooler tube unions.
Remove the O-rings from each oil cooler tube union.
REMOVE SPEEDOMETER SENSOR (w/ Speedometer Sensor)
Remove the bolt and the speedometer sensor.
Remove the speedometer driven gear from the speedometer sensor.
Remove the O-ring from the speedometer sensor.
REMOVE SPEED SENSOR NC0
Remove the bolt and the speed sensor NC0.
Remove the O-ring from the speed sensor NC0.
REMOVE SPEED SENSOR SP2
Remove the bolt and the speed sensor SP2.
Remove the O-ring from the speed sensor SP2.
REMOVE EXTENSION HOUSING SUB-ASSEMBLY
Remove the 6 bolts.
Remove the extension housing and the gasket.
REMOVE EXTENSION HOUSING BUSH APPLY TUBE GASKET
Remove the bush apply tube gasket.
REMOVE EXTENSION HOUSING BUSH APPLY TUBE
Remove the bush apply tube.
REMOVE AUTOMATIC TRANSMISSION EXTENSION HOUSING OIL SEAL
Using a screwdriver, remove the extension housing oil seal.
REMOVE EXTENSION HOUSING DUST (ATM) DEFLECTOR
Mount the extension housing in a soft jaw vise.
Using a screwdriver and a hammer, remove the extension housing dust deflector.
INSPECT EXTENSION HOUSING SUB-ASSEMBLY
Using a cylinder gauge, measure the inside diameter of the extension housing bushing.
| Maximum inside diameter |
|---|
| 40.03 mm (1.5760 in.) |
If the inside diameter is greater than the maximum, replace the extension housing.
REMOVE SPEEDOMETER DRIVE GEAR (w/ Speedometer Sensor)
Using snap ring expander, remove the snap ring.
Remove the speedometer drive gear and the ball.
REMOVE SENSOR ROTOR (w/ Speedometer Sensor)
Remove the sensor rotor and the key.
Using snap ring expander, remove the snap ring.
REMOVE SENSOR ROTOR (w/o Speedometer Sensor)
Using snap ring expander, remove the rear side snap ring.
Remove the sensor rotor and the key.
Using snap ring expander, remove the front side snap ring.
REMOVE AUTOMATIC TRANSMISSION HOUSING
Remove the 6 bolts.
Remove the transmission housing.
FIX AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY
Install the transmission case on the overhaul attachment.
REMOVE AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
Remove the 19 bolts.
Note
Do not turn the transmission over as this will contaminate the valve body with any foreign matter at the bottom of the pan.
Install the blade of SST between the transmission case and the oil pan, and cut off the applied sealer.
Note
Be careful not to damage the oil pan and flange.
Remove the pan by lifting the transmission case.
INSPECT AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
Remove the oil cleaner magnets, and use them to collect steel particles.
Carefully lock at the foreign matter and particles in the pan and on the oil cleaner magnets to anticipate the type of wear you will find in the transmission.
| Steel (magnetic) |
|---|
| Bearing, gear and clutch plate wear |
| Brass (non-magnetic) |
|---|
| Bushing wear |
REMOVE VALVE BODY OIL STRAINER ASSEMBLY
Remove the 4 bolts holding the oil strainer to the valve body.
Remove the oil strainer and the 5 gaskets.
REMOVE TRANSMISSION WIRE
Disconnect the 4 connectors from each shift solenoid valve.
Remove the bolt.
Pull out the solenoid wiring from the transmission case.
Remove the O-rings from the solenoid wiring.
REMOVE TRANSMISSION VALVE BODY ASSEMBLY
Remove the 20 bolts and the valve body.
REMOVE CHECK BALL BODY
Remove the check ball body and the spring.
REMOVE B-2 ACCUMULATOR PISTON
Applying compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole, remove the B2 accumulator piston and the spring.
Note
Blowing off the air may cause the piston to jump out. When removing the piston, hold it by hand using a waste cloth.
Take care not to splash ATF when air-blowing.
Remove the 2 O-rings from the B2 accumulator piston.
REMOVE C-2 ACCUMULATOR PISTON
Applying compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole, remove the C2 accumulator piston and the springs.
Note
Blowing off the air may cause the piston to jump out. When removing the piston, hold it by hand using a waste cloth.
Take care not to splash ATF when air-blowing.
Remove the 2 O-rings from the C2 accumulator piston.
REMOVE B-0 ACCUMULATOR PISTON
Applying compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole, remove the B0 accumulator piston and the spring.
Note
Blowing off the air may cause the piston to jump out. When removing the piston, hold it by hand using a waste cloth.
Take care not to splash ATF when air-blowing.
Remove the 2 O-rings from the B0 accumulator piston.
REMOVE C-0 ACCUMULATOR PISTON
Applying compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole, remove the C-0 accumulator piston and the 2 springs.
Note
The application of compressed air may cause the piston to jump out. When removing the piston, hold it using a shop rag or piece of cloth.
Take care not to splash ATF when applying compressed air.
Remove the O-ring from the C-0 accumulator piston.
REMOVE PARKING LOCK PAWL BRACKET
Remove the 3 bolts and the parking lock pawl bracket.
REMOVE PARKING LOCK ROD SUB-ASSEMBLY
Disconnect the parking lock rod from the manual valve lever.
REMOVE PARKING LOCK PAWL SHAFT
Pull out the parking lock pawl shaft from the front side, then remove the lock pawl and the spring.
Remove the E-ring from the shaft.
REMOVE MANUAL VALVE LEVER SUB-ASSEMBLY
Using a hammer and screwdriver, cut off the spacer and remove it from the shaft.
Using a pin punch and hammer, drive out the pin.
Tech Tips
Slowly drive out the pin so that it does not fall into the transmission case.
Pull out the manual valve lever shaft through the case, and remove the manual valve lever.
REMOVE MANUAL VALVE LEVER SHAFT OIL SEAL
Using screwdriver, remove the 2 manual valve lever shaft oil seals.
REMOVE OIL PUMP ASSEMBLY
Stand up the transmission.
Remove the 7 bolts holding the oil pump to the transmission case.
Using SST, remove the oil pump.
Remove the O-ring from the oil pump.
Remove the race from the oil pump.
REMOVE OVERDRIVE PLANETARY GEAR ASSEMBLY
Remove the O/D planetary gear, O/D direct clutch and one-way clutch from the transmission case.
Remove the race and the bearing.
REMOVE OVERDRIVE PLANETARY RING GEAR
Remove the O/D planetary ring gear from the transmission case.
Remove the bearing and the 2 races from the O/D planetary ring gear.
REMOVE OVERDRIVE BRAKE PISTON
Place SST and a dial indicator onto the O/D brake piston.
Measure the stroke while applying and releasing compressed air (392 kPa, 4.0 kgf/cm2, 57 psi).
| Piston stroke |
|---|
| 1.75 to 2.05 mm (0.0689 to 0.0807 in.) |
If the stroke is outside the standard, inspect the discs.
REMOVE OVERDRIVE BRAKE PACK
Using a screwdriver, remove the snap ring.
Remove the O/D brake pack.
INSPECT PISTON STROKE OF 2ND COST BRAKE
Place a mark on the 2nd coast brake piston rod.
Using SST, measure the stroke while applying and releasing compressed air (392 kPa, 4.0 kgf/cm2, 57 psi).
| Piston rod stroke |
|---|
| 1.5 to 3.0 mm (0.059 to 0.118 in.) |
If the stroke is more than the specified, replace the piston rod.
| Piston rod length |
|---|
| 78.4 mm (3.087 in.) |
| 79.9 mm (3.146 in.) |
If the stroke is still more than the standard value, replace the brake band with a new one.
REMOVE OVERDRIVE SUPPORT SUB-ASSEMBLY
Remove the 2 bolts holding the O/D support assembly from the case.
Using SST, remove the snap ring.
Using SST, remove the O/D support assembly.
Remove the bearing and the race from the O/D support.
REMOVE 2ND COAST BRAKE PISTON
Using SST, remove the snap ring.
Applying compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole, remove the 2nd coast brake cover, the piston assembly and the spring.
Remove the 2 O-rings from the cover.
REMOVE DIRECT CLUTCH ASSEMBLY
Remove the direct clutch with the forward clutch from the case.
Remove the bearing from the direct clutch.
REMOVE FORWARD CLUTCH ASSEMBLY
Remove the direct clutch from the forward clutch.
Remove the bearing, thrust washer and the race from the forward clutch.
REMOVE 2ND COAST BRAKE BAND ASSEMBLY
Using a screwdriver, remove the E-ring from the pin.
Tech Tips
Apply the grease to the E-ring and the pin before the work so that the ring does not fly out.
Remove the pin from the brake band.
Remove the E-ring from the pin.
Remove the 2nd coast brake band from the case.
REMOVE FRONT PLANETARY RING GEAR SUB-ASSEMBLY
Remove the front planetary ring gear from the case.
Remove the 2 bearings and the race from the front planetary ring gear.
Remove the race from the front planetary gear.
With wooden blocks or equivalent under the output shaft, stand the transmission on the output shaft.
INSPECT FRONT PLANETARY RING GEAR SUB-ASSEMBLY
Using a dial indicator, measure the inside diameter of the planetary ring gear bushing.
| Maximum inside diameter |
|---|
| 24.65 mm (0.9705 in.) |
If the inside diameter is greater than the maximum, replace the planetary ring gear.
REMOVE FRONT PLANETARY GEAR ASSEMBLY
Using SST, remove the snap ring.
Tech Tips
Pushing the output shaft towards the front makes it easier to remove the snap ring.
Remove the front planetary gear from the case.
Using a screwdriver, remove the bearing and the race from the front planetary gear.
INSPECT PLANETARY PINION GEAR THRUST CLEARANCE
Using a feeler gauge, measure the planetary pinion gear thrust clearance.
| Standard clearance |
|---|
| 0.20 - 0.60 mm (0.0079 - 0.0236 in.) |
| Maximum clearance |
|---|
| 0.65 mm (0.0256 in.) |
If the clearance is greater than the maximum, replace the planetary gear assembly.
REMOVE PLANETARY SUN GEAR SUB-ASSEMBLY
Remove the planetary sun gear and 1 way clutch from the case.
Remove the thrust washer.
INSPECT PACK CLEARANCE OF SECOND BRAKE
Using a feeler gauge, measure the clearance between the snap ring and the flange.
| Clearance |
|---|
| 0.62 to 1.98 mm (0.0244 to 0.0780 in.) |
If the clearance is outside the standard, check for an improper installation.
REMOVE 2ND BRAKE PACK
Using a screwdriver, remove the snap ring.
Remove the 2nd brake pack.
REMOVE PACK CLEARANCE OF FIRST AND REVERSE BRAKE
Using a feeler gauge, measure the clearance between the plate and the 2nd brake drum.
| Clearance |
|---|
| 0.70 to 1.22 mm (0.0276 to 0.048 in.) |
If the clearance is non-standard, inspect the discs.
REMOVE 2ND BRAKE PISTON SLEEVE
Using a screwdriver, remove the 2nd brake piston sleeve.
REMOVE REAR PLANETARY GEAR ASSEMBLY
Using SST and a screwdriver, remove the snap ring.
Remove the 2nd brake drum, the 1st and reverse brake pack and the rear planetary gear and output shaft.
Remove the bearing from the case.
Remove the 2nd brake drum.
Remove the cushion plate, the flange, the plates and the discs of the 1st and reverse brake.
Remove the leaf spring.
INSPECT 1ST AND REVERSE BRAKE CLUTCH DISK
Check if the sliding surfaces of the disc, the plate and the flange are worn or burnt. If necessary, replace them.
Tech Tips
If the lining of the disc is peeled off or discolored, or even if only a part of the printed numbers is corroded, replace all discs.
Before assembling new discs, soak them in ATF for at least 15 minutes.
REMOVE BRAKE DRUM GASKET
INSPECT PISTON STROKE OF 1ST AND REVERSE BRAKE
Make sure the 1st and reverse brake pistons move smoothly when applying and releasing the compressed air into the transmission case.
REMOVE 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
Set SST on the spring retainer, and compress the return spring.
Note
Stop compressing when the spring sheet is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove, preventing the spring sheet from being deformed.
Using snap ring pliers, remove the snap ring.
Remove the piston return spring.
Hold the 1st and reverse brake piston by hand, and apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the transmission case to remove the 1st and reverse brake piston.
INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
Check the return spring free length together with the spring seat.
| Standard free length |
|---|
| 12.9 mm (0.508 in.) |
REMOVE 1ST AND REVERSE BRAKE PISTON NO.2
Remove the 1st and reverse brake piston.
If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.
Remove the O-ring from the 1st and reverse brake piston.
REMOVE BRAKE REACTION SLEEVE
Install SST behind the reaction sleeve and gradually lift it out of the transmission case.
Remove the O-ring from the reaction sleeve.
REMOVE 1ST AND REVERSE BRAKE PISTON NO.1
Install SST behind the No.1 1st and reverse brake piston No.1 and gradually lift it out of the transmission case.
Remove the 2 O-rings from the 1st and reverse brake piston No.1.
INSPECT AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY
Using a cylinder gauge, measure the inside diameter of the transmission case rear bushing.
| Maximum inside diameter |
|---|
| 38.19 mm (1.5035 in.) |
If the inside diameter is greater than the maximum, replace the transmission case.