BEARING POSITION
| Standard | ||||||||||||||||||||||||||||||||||||||||||||
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FIX AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY
Install the transmission case in the overhaul attachment.
INSTALL 1ST AND REVERSE BRAKE PISTON NO.1
Coat 3 new O-rings with ATF.
Install the 2 O-rings on the 1st and reverse brake piston No.1.
Install the O-rings on the reaction sleeve.
Install the 1st and reverse brake piston No.1 to the reaction sleeve.
INSTALL BRAKE REACTION SLEEVE
Coat a new O-ring with ATF, and install it to the reaction sleeve.
With the brake piston No.1 underneath (the rear side), install the brake reaction sleeve and the brake piston No.1 to the transmission case.
Note
Be careful not to damage the O-rings.
INSTALL 1ST & REVERSE BRAKE PISTON NO.2
Coat new O-ring with ATF.
Install the O-ring on brake piston No.2.
With the spring seat of the piston upwards (the front side), place the piston in the transmission case.
Note
Be careful not to damage the O-ring.
INSTALL 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
Place the piston return spring onto the 1st and reverse brake piston.
Set SST as shown, and compress the return spring with SST.
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 a screwdriver, install the snap ring. Make sure the end gap of the snap ring is not aligned with the spring retainer claw.
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.
INSTALL REAR PLANETARY FLANGE THRUST NEEDLE ROLLER BEARING
Coat the assembled bearing and race with petroleum jelly.
Install it onto the case.
| Bearing diameter | ||||||
|---|---|---|---|---|---|---|
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INSTALL REAR PLANETARY GEAR ASSEMBLY
Install the leaf spring.
Install the flange with the rounded edge facing upward.
Install the plates and discs.
| Install in order |
|---|
| P = Plate D = Disc |
| D - P - D - P - D - P - D - P - D - P - D - P |
Align the teeth on the flange, the discs and the plates.
Face the snap ring upward (front side), and install the 2nd brake drum to the planetary gear.
Note
Face the oil hole in the drum towards the lower side of the transmission case (the side where the valve body is installed).
Align the splines of the transmission case with the assembled rear planetary gear and the 1st and reverse brake with the output shaft, indicated by A.
Install the assembled output shaft.
Rest the output shaft on wooden blocks.
Using SST, install the snap ring.
INSPECT PACK CLEARANCE OF FIRST AND REVERSE BRAKE
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.
INSTALL 2ND BRAKE PISTON SLEEVE
INSTALL BRAKE DRUM GASKET
Coat a new gasket with ATF.
Install the brake drum gasket.
INSTALL 1 WAY CLUTCH ASSEMBLY
Install the thrust washer onto the 2nd brake.
Install the 1 way clutch.
INSTALL 2ND BRAKE PACK
Install the 1.8 mm (0.071 in.) thick plate with the rounded edge side of the plate facing the disc.
Install the plates and discs.
| Install in order |
|---|
| P = Plate D = Disc |
| D - P - D - P - D - P - D - P - D - P |
Install the flange with the rounded edge of the flange facing the disc.
Using a screwdriver, install the snap ring.
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.
INSTALL PLANETARY SUN GEAR SUB-ASSEMBLY
While turning the planetary sun gear clockwise, install it into the No.1 one-way clutch.
Tech Tips
Confirm the thrust washer is installed correctly.
INSTALL FRONT PLANETARY GEAR ASSEMBLY
Coat the bearing and race with petroleum jelly and install them onto the front planetary gear.
| Bearing and race diameter | |||||||||
|---|---|---|---|---|---|---|---|---|---|
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Install the front planetary gear to the sun gear input drum.
Using SST, install the snap ring.
Remove the wooden blocks or equivalent under the output shaft.
Coat the race with petroleum jelly, and install it onto the front planetary gear.
| Race diameter | ||||||
|---|---|---|---|---|---|---|
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INSTALL 2ND COST BRAKE BAND ASSEMBLY
Install the 2nd coast brake band to the case.
Install the E-ring to the pin.
Install the pin through the brake band.
Install the E-ring to the pin.
INSTALL DIRECT CLUTCH ASSEMBLY
Install the bearing and the thrust washer to the forward clutch.
Install the direct clutch to the forward clutch.
INSTALL FRONT PLANETARY RING GEAR SUB-ASSEMBLY
Coat the bearing and the race with petroleum jelly, and install them onto the forward clutch.
| Bearing and race diameter | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
Coat the race with petroleum jelly, and install it onto the front planetary ring gear.
| Race diameter | ||||||
|---|---|---|---|---|---|---|
|
Align the flukes of the discs in the forward clutch.
Align the splines of the front planetary ring gear with the flukes of the discs and install the front planetary ring gear to the forward clutch.
INSTALL FORWARD CLUTCH ASSEMBLY
Coat the bearing and the race with petroleum jelly, and install them onto the ring gear.
| Bearing and race diameter | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
Install the assembled direct clutch, the forward clutch and the front planetary ring gear into the transmission case.
Using vernier calipers, measure the distance between the sun gear input drum and the direct clutch drum as shown in the illustration.
| Distance |
|---|
| 5.3 to 7.3 mm (0.209 to 0.287 in.) |
If the distance is outside the standard, check for an improper installation.
Coat the bearing with petroleum jelly and install it onto the forward clutch.
| Bearing | ||||||
|---|---|---|---|---|---|---|
|
INSTALL 2ND COAST BRAKE PISTON
Coat 2 new O-rings with ATF, and install them to the cover.
Install the spring, the piston assembly and the cover to the case.
Using SST, install the snap ring.
INSTALL PISTON STROKE OF 2ND COST BRAKE
INSTALL OVERDRIVE SUPPORT SUB-ASSEMBLY
Coat the bearing and the race with petroleum jelly, and install it onto the O/D support assembly.
| Bearing and race diameter | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
Confirm the thrust washer is installed correctly.
Tech Tips
Make sure that the lug shape fits into the hole on the O/D support assembly.
Using 2 bolts of SST, aim the bolt and the oil holes of the O/D support toward the valve body side, and align them with the bolt holes of the transmission case, and insert.
Temporarily tighten the 2 bolts.
Using SST, install the snap ring.
Tech Tips
Install the snap ring open end toward the valve body.
Torque the 2 bolts.
INSPECT OUTPUT SHAFT
Using a dial indicator, measure the end play of the output shaft with hand.
| End play |
|---|
| 0.30 to 1.04 mm (0.0118 to 0.0409 in.) |
If the values are outside the standard, check for an improper installation.
Check that the output shaft rotates smoothly.
INSTALL OVERDRIVE BRAKE PACK
Install the 4.0mm(0.157 in.) thick flange (flat ring) with the rounded edge side of the flange facing the discs.
Install the plates and discs.
| Install in order |
|---|
| P = Plate D = Disc |
| P - D - P - D - P - D |
Install the flange (stepped ring) with the flat side of the flange facing the disc.
Using a screwdriver, install the snap ring.
INSPECT 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 piston stroke is less than the limit, parts may have been assembled incorrectly, so check and reassemble again.
If the piston stroke is still outside the standard, select another flange.
Tech Tips
There are 7 different thicknesses for the flange.
| Flange thickness | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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INSTALL OVERDRIVE PLANETARY GEAR ASSEMBLY
Coat the race with petroleum jelly, and install it onto the O/D support.
| Race diameter | ||||||
|---|---|---|---|---|---|---|
|
Install the O/D planetary ring gear.
Coat the bearing and race with petroleum jelly, and install them onto the planetary ring gear.
| Bearing and race diameter | |||||||||
|---|---|---|---|---|---|---|---|---|---|
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Coat the race with petroleum jelly, and install it onto the planetary gear.
| Race diameter | ||||||
|---|---|---|---|---|---|---|
|
Install the O/D planetary gear, O/D direct clutch and 1 way clutch.
Place SST on the transmission case.
Using vernier calipers, measure the distance between the tops of SST and the clutch drum.
| Standard distance |
|---|
| 15.5 to 16.5 mm (0.610 to 0.650 in.) |
If the distance is outside the standard, check for an improper installation.
Coat the bearing with petroleum jelly and install it onto the O/D direct clutch.
| Bearing diameter | ||||||
|---|---|---|---|---|---|---|
|
INSTALL OIL PUMP ASSEMBLY
Coat the race with petroleum jelly, and install it onto the oil pump.
| Race diameter | ||||||
|---|---|---|---|---|---|---|
|
Coat a new O-ring with ATF, and install it around the pump body.
Place the oil pump through the input shaft, and align the bolt holes of the pump body with the transmission case.
Hold the input shaft, and lightly press the oil pump body to slide the oil seal rings into the O/D direct clutch drum.
Note
Do not push on the oil pump strongly, or the oil seal ring will stick to the direct clutch drum.
Install the 7 bolts.
INSPECT INPUT SHAFT SUB-ASSEMBLY
Make sure the input shaft rotates smoothly.
INSPECT INDIVIDUAL PISTON OPERATION INSPECTION
Check for the sound while applying compressed air into the oil hole indicated in the illustration.
Tech Tips
Inspect the overdrive direct clutch with the C-0 accumulator piston hole closed. If there is no sounds from the overdrive direct clutch, disassemble and check the installation conditions of the following parts:
Overdrive direct clutch
Direct clutch
Forward clutch
Overdrive brake
2nd coast brake
2nd brake
1st and reverse brake
INSTALL MANUAL VALVE LEVER SHAFT OIL SEAL
Using SST and a hammer, drive in 2 new manual valve lever shaft oil seals.
Coat the oil seal lip with MP grease.
INSTALL MANUAL VALVE LEVER SUB-ASSEMBLY
Install a new spacer to the manual valve lever.
Install the manual valve lever shaft to the transmission case through the manual valve lever.
Using a hammer, drive in a new pin.
Align the manual valve lever indentation with the spacer hole, and stake them with a punch.
Make sure that the shaft rotates smoothly.
INSTALL PARKING LOCK PAWL SHAFT
Install the E-ring to the shaft.
Install the parking lock pawl, the shaft and the spring.
INSTALL PARKING LOCK ROD SUB-ASSEMBLY
Connect the parking lock rod to the manual valve lever.
INSTALL PARKING LOCK PAWL BRACKET
Install the parking lock pawl bracket with the 3 bolts.
Shift the manual valve lever to the P position, and confirm that the planetary ring gear is correctly locked up by the pawl.
INSTALL C-0 ACCUMULATOR PISTON
Coat new O-ring with ATF, and install them to the piston.
Install the 2 springs and accumulator piston to the hole.
| Accumulator spring | |||||||||
|---|---|---|---|---|---|---|---|---|---|
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INSTALL B-0 ACCUMULATOR PISTON
Coat new O-rings with ATF, and install them to the piston.
Install the spring and the accumulator piston to the hole.
| Accumulator spring | ||||||
|---|---|---|---|---|---|---|
|
INSTALL C-2 ACCUMULATOR PISTON
Coat new O-rings with ATF, and install them to the piston.
Install the 2 springs and the accumulator piston to the hole.
| Accumulator spring | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
INSTALL B-2 ACCUMULATOR PISTON
Coat new O-rings with ATF, and install them to the piston.
Install the spring and the accumulator piston to the hole.
| Accumulator spring | ||||||
|---|---|---|---|---|---|---|
|
INSTALL CHECK BALL BODY
Install the check ball body and spring.
INSTALL TRANSMISSION VALVE BODY ASSEMBLY
Align the groove of the manual valve with the pin of the lever.
Install the 20 bolts.
| Bolt length |
|---|
| Bolt A |
| 23 mm (0.91 in.) |
| Bolt B |
| 28 mm (1.10 in.) |
| Bolt C |
| 36 mm (1.42 in.) |
INSTALL TRANSMISSION WIRE
Coat a new O-ring with ATF, and install it to the solenoid wiring.
Install the solenoid wiring to the case, and install the bolt.
Connect the connectors to each shift solenoid valve.
INSTALL VALVE BODY OIL STRAINER ASSEMBLY
Install 5 new gaskets on the oil strainer.
Install the oil strainer with the 4 bolts.
| Bolt length |
|---|
| Bolt A |
| 14 mm (0.55 in.) |
| Bolt B |
| 20 mm (0.79 in.) |
| Bolt C |
| 23 mm (0.91 in.) |
INSTALL TRANSMISSION OIL CLEANER MAGNET
Install the 3 magnets on the oil pan.
INSTALL AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
Remove any FIPG material, and be careful not to drop oil on the contacting surfaces of the transmission case and the oil pan.
Apply FIPG to the oil pan.
| FIPG |
|---|
| Toyota Genuine Seal Packing 1281, Three Bond 1281 or equivalent |
Install the oil pan with the 19 bolts.
INSTALL SENSOR ROTOR (w/o Speedometer Sensor)
Using a snap ring expander, install the front side snap ring.
Install the key and sensor rotor.
Using a snap ring expander, install the rear side snap ring.
INSTALL SENSOR ROTOR (w/ Speedometer Sensor)
Using a snap ring expander, install the snap ring.
Install the key and sensor rotor.
INSTALL SPEEDOMETER DRIVE GEAR (w/ Speedometer Sensor)
Install the ball and the speedometer drive gear.
Using a snap ring expander, install the snap ring.
INSTALL EXTENSION HOUSING DUST DEFLECTOR
Using a screwdriver and hammer, install a new extension housing dust deflector.
INSTALL AUTOMATIC TRANSMISSION EXTENSION HOUSING OIL SEAL
Using SST and a hammer, install a new extension housing oil seal.
| Oil seal in depth |
|---|
| 6.0 +- 0.2 mm (0.236 +- 0.008 in.) |
INSTALL EXTENSION HOUSING BUSH APPLY TUBE
Install the extension housing bush apply tube.
INSTALL EXTENSION HOUSING BUSH APPLY TUBE GASKET
Install the extension housing bush apply tube gasket.
INSTALL EXTENSION HOUSING SUB-ASSEMBLY
Apply seal packing or equivalent to the 6 bolts.
| Seal packing |
|---|
| Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent |
Install the extension housing and a new gasket to the case with the 6 bolts.
Tech Tips
The 2 lower bolts are shorter.
INSTALL AUTOMATIC TRANSMISSION HOUSING
Clean the threads of the bolts and the case with white gasoline.
Apply seal packing or equivalent to the 6 bolts.
| Seal packing |
|---|
| Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent |
Install the transmission housing with the 6 bolts.
INSTALL SPEED SENSOR SP2
Coat a new O-ring with ATF, and install it onto the speed sensor SP2.
Install the speed sensor SP2 with the bolt.
INSTALL SPEED SENSOR NC0
Coat a new O-ring with ATF, and install it onto the speed sensor NC0.
Install the speed sensor NC0 with the bolt.
INSTALL SPEEDOMETER SENSOR (w/ Speedometer Sensor)
Install the speedometer driven gear to the speedometer sensor.
Tech Tips
Insert the speedometer driven gear so that the gear's grooves align with the protrusions inside the speedometer sensor.
Coat a new O-ring with ATF, and install it onto the speedometer sensor.
Install the speedometer sensor with the bolt.
INSTALL OIL COOLER TUBE UNION
Coat 2 new O-rings with ATF, and install them onto each oil cooler tube union.
Install the 2 oil cooler tube unions.
| Union installation angle |
|---|
| 0° +/- 2° for Union A |
| 7° +/- 2° for Union B |
INSTALL TEMPERATURE SENSOR
Coat a new O-ring with ATF, and install it to the temperature sensor.
Install the temperature sensor.
INSTALL PARK/NEUTRAL POSITION SWITCH ASSEMBLY
Install the park/neutral position switch onto the manual valve lever shaft, and temporarily tighten the adjusting bolt.
Install a new lock washer, and then install the nut.
Using the control shaft lever, fully turn the manual lever shaft back, and then return 2 notches. It is now in neutral.
Align the neutral basic line with the switch groove, and tighten the adjusting bolt.
Bend the tabs of the lock washer.
Tech Tips
Bend at least 2 of the lock washer tabs.
INSTALL BREATHER PLUG HOSE
Install the breather plug hose with the bolt.
INSTALL TRANSMISSION CONTROL SHAFT LEVER LH
Install the transmission control shaft lever LH with the bolt.
INSTALL DRAIN (ATM) PLUG SUB-ASSEMBLY