Automatic Transmission Unit Disassembly

Remove the nut, spring washer and control shaft lever.

Using a screwdriver, bend the tabs of the lock washer.

Remove the nut, lock washer and bolt.

Remove the park/neutral position switch.

HINT:

Make sure that the manual valve lever shaft has not been rotated prior to installing the park/neutral position switch as the detent spring may become detached from the manual valve lever shaft.

Remove the 2 bolts and 2 speed sensors.

Remove the 2 O-rings from the sensors.

Remove the 3 bolts and transmission oil cooler assembly with transmission oil thermostat.

Disconnect the transmission oil cooler assembly from the transmission oil thermostat.

Remove the 2 O-rings from the transmission oil cooler assembly.

Remove the 2 O-rings from the transmission oil thermostat.

Remove the 2 oil cooler tube unions.

Remove the 2 O-rings from the oil cooler tube unions.

Remove the 2 bolts.

Remove the breather tube.

Remove the O-ring from the tube.

Remove the 14 bolts.

Remove the transmission housing.

Remove the 10 bolts.

Remove the rear transfer adapter.

HINT:

Tap on the circumference of the extension housing with a plastic-faced hammer to remove the rear transfer adapter.

Using a screwdriver, pry out the oil seal.

NOTICE:

Be careful not to damage the rear transfer adapter.

HINT:

Wrap the tip of the screwdriver with tape.

Using a screwdriver, remove the snap ring.

Using SST and a press, press out the bearing.

SST

09950-60010(09951-00650)
09950-70010(09951-07150)

Install the transmission case to an overhaul attachment.

Remove the drain plug, 12 bolts, oil pan and gasket.

Remove the 4 magnets.

Remove the magnets, and use them to collect steel particles.

Carefully look at the foreign matter and particles in the pan and on the magnets to anticipate the type of wear you will find in the transmission.

1. Steel (magnetic): bearing, gear and clutch plate wear
   
2. Brass (non-magnetic): bush wear
   

Turn over the transmission.

Remove the 4 bolts and oil strainer from the valve body oil strainer assembly.

Remove the O-ring from the valve body oil strainer assembly.

Remove the 2 bolts and 2 temperature sensor clamps.

Disconnect the 2 ATF temperature sensors.

Disconnect the 9 connectors from the solenoid valves.

Remove the 2 bolts and pull the No. 1 and No. 2 transmission wires out of the transmission case.

Remove the 2 O-rings from the transmission wires.

Remove the bolt, detent spring cover and detent spring.

Remove the 19 bolts.

Remove the valve body assembly.

Remove the 3 gaskets.

Remove the 3 gaskets.

Remove the check ball body and spring.

While applying compressed air to the oil hole, remove the C-2 accumulator piston and spring.

NOTICE:

Be careful as the B-3 accumulator pistons may jump out.

Remove the 2 O-rings from the piston.

While applying compressed air to the oil hole, remove the B-3 accumulator piston and spring.

Remove the 2 O-rings from the piston.

While applying compressed air to the oil hole, remove the C-3 accumulator piston and spring.

Remove the 2 O-rings from the piston.

Remove the B-1 accumulator valve and 2 springs.

Remove the 3 bolts and bracket.

Disconnect the parking lock rod from the manual valve lever sub-assembly.

Pull out the parking lock pawl shaft from the front side, and then remove the lock pawl and spring.

Remove the E-ring from the shaft.

Using a screwdriver and hammer, cut off the spacer and remove it from the shaft.

Using a pin punch and hammer, tap out the spring pin.

HINT:

Slowly tap out the spring pin so that it does not fall into the transmission case.

Pull the manual valve lever shaft out through the transmission case and remove the manual valve lever sub-assembly.

Using a screwdriver, pry out the 2 oil seals.

NOTICE:

Be careful not to damage the transmission case.

HINT:

Wrap the tip of the screwdriver with protective tape before use.

Remove the 10 bolts.

Using SST, pull out the oil pump.

SST

09950-40011(09951-04010,09953-04020,09958-04011,09952-04010,09954-04010,09955-04031,09955-04031)

Remove the O-ring and 2 thrust bearing races from the oil pump.

Remove the clutch drum and input shaft assembly from the transmission case.

Remove the clutch drum thrust washer and 2 thrust needle roller bearings.

Hold the reverse clutch hub and turn the 1-way clutch assembly. Check that the 1-way clutch turns freely clockwise and locks when turned counterclockwise.

Remove the No. 2 1-way clutch and clutch drum thrust washer from the clutch drum and input shaft assembly.

Place the oil pump onto the torque converter, and then place the clutch drum and input shaft assembly onto the oil pump.

Using a screwdriver, remove the snap ring.

Remove the reverse clutch reaction sleeve and reverse clutch hub sub-assembly together with the rear clutch disc set from the clutch drum.

for 1VD-FTV:
Remove the cushion plate, reverse clutch flange, 4 discs and 3 plates from the reverse clutch hub.

for 1UR-FE:
Remove the cushion plate, reverse clutch flange, 5 discs and 4 plates from the reverse clutch hub.

Remove the flange from the clutch drum.

Using a screwdriver, remove the snap ring.

NOTICE:

Be careful not to damage the clutch drum.

HINT:

Wrap the tip of the screwdriver with tape.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Using a dial indicator, measure the inside diameter of the reverse clutch hub bush.

Standard inside diameter:

41.912 to 41.937 mm (1.410 to 1.411 in.)

1. If the inside diameter is more than the standard, replace the reverse clutch hub.
   

Remove the thrust needle roller bearing, forward clutch hub and No. 3 clutch hub thrust washer from the clutch drum.

Using a dial indicator, measure the inside diameter of the forward clutch hub bush.

Standard inside diameter:

30.200 to 30.225 mm (1.189 to 1.190 in.)

1. If the inside diameter is more than the standard, replace the forward clutch hub.
   

Remove the 2 thrust needle roller bearings, the coast clutch hub with the No. 4 1-way clutch assembly, and the thrust bearing race from the clutch drum.

Hold the coast clutch hub and turn the 1-way clutch assembly. Check that the 1-way clutch turns freely clockwise and locks when turned counterclockwise.

Separate the No. 4 1-way clutch assembly from the coast clutch hub.

Remove the No. 2 clutch hub thrust washer from the coast clutch hub.

Using a screwdriver, remove the snap ring.

NOTICE:

Be careful not to damage the forward clutch piston.

HINT:

Wrap the tip of the screwdriver with tape.

Remove the flange, 6 discs, 6 plates and cushion plate from the input shaft.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Using a screwdriver, remove the snap ring.

NOTICE:

Be careful not to damage the forward clutch piston.

HINT:

Wrap the tip of the screwdriver with tape.

for 1VD-FTV:
Remove the coast clutch flange, 5 discs and 5 plates from the input shaft.

for 1UR-FE:
Remove the coast clutch flange, 4 discs and 4 plates from the input shaft.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Remove the input shaft from the clutch drum.

Remove the 4 oil seal rings from the input shaft.

Place SST on the No. 1 clutch balancer and compress the forward clutch return spring with a press.

SST

09350-30020(09350-07040)

Using SST, remove the snap ring.

SST

09350-30020(09350-07070)

Remove the No. 1 clutch balancer and forward clutch return spring from the input shaft.

Remove the O-ring from the No. 1 clutch balancer.

Hold the input shaft by hand and apply compressed air to the input shaft to remove the coast clutch piston.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

29.65 mm (1.17 in.)

Hold the input shaft by hand and apply compressed air to the input shaft to remove the forward clutch piston.

Remove the O-ring from the input shaft.

Place SST on the No. 3 clutch balancer and compress the reverse clutch return spring with a press.

SST

09380-60010(09381-06020,09381-06030,09381-06040,09381-06050,09381-06080)

Using SST, remove the snap ring.

SST

09350-30020(09350-07070)

Remove the No. 3 clutch balancer.

Remove the reverse clutch return spring and O-ring from the reverse clutch piston.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

21.24 mm (0.836 in.)

Remove the reverse clutch piston from the clutch drum.

Remove the O-ring from the reverse clutch piston.

Remove the O-ring from the clutch drum.

Using a screwdriver, remove the snap rings from the clutch drum.

NOTICE:

Be careful not to damage the clutch drum.

HINT:

Wrap the tip of the screwdriver with tape.

for 1VD-FTV:
Remove the direct clutch flange, 6 discs and 6 plates from the clutch drum.

for 1UR-FE:
Remove the direct clutch flange, 5 discs and 5 plates from the clutch drum.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Place SST on the direct clutch piston and compress the direct clutch return spring with a press.

SST

09380-60010(09381-06030,09381-06040,09381-06080)

Using SST, remove the snap ring.

SST

09350-30020(09350-07070)

Place the oil pump onto the torque converter, and then place the clutch drum onto the oil pump.

Hold the direct clutch piston by hand and apply compressed air to the oil hole of the oil pump as shown in the illustration to remove the direct clutch piston together with the No. 2 clutch balancer and direct clutch return spring sub-assembly.

Remove the No. 2 clutch balancer and direct clutch return spring sub-assembly from the direct clutch piston.

Remove the 2 O-rings from the direct clutch piston.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

19.46 mm (0.766 in.)

Using a screwdriver, remove the No. 3 brake snap ring from the transmission case.

NOTICE:

Be careful not to damage the transmission case.

HINT:

Wrap the tip of the screwdriver with tape.

Remove the 2 flanges, 4 discs and 3 plates from the transmission case.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Using SST, remove the snap ring.

SST

09350-30020(09350-07060)

Remove the No. 3 brake cylinder with the No. 3 brake piston and No. 3 brake piston return spring from the transmission case.

Using SST and a press, compress the No. 3 brake piston return spring and remove the snap ring and No. 3 brake piston return spring with a screwdriver.

SST

09380-60010(09381-06020,09381-06040,09381-06060,09381-06100,09381-06110)

Hold the No. 3 brake piston and apply compressed air (392 kPa, 4.0 kgf/cm², 57 psi) to the No. 3 brake cylinder to remove the No. 3 brake piston.

Remove the 2 O-rings from the No. 3 brake piston.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

15.72 mm (0.619 in.)

Remove the 1-way clutch assembly with 1-way clutch inner race from the transmission case.

Install the 1-way clutch to the 1-way clutch inner race.

Hold the 1-way clutch inner race and turn the 1-way clutch. Check that the 1-way clutch turns freely counterclockwise and locks when turned clockwise.

Remove the 1-way clutch from the 1-way clutch inner race.

Separate the 1-way clutch inner race from the 1-way clutch assembly and remove the No. 1 planetary carrier thrust washer.

Remove the front planetary gear assembly and thrust needle roller bearing from the transmission case.

Remove the No. 2 planetary carrier thrust washer, thrust bearing race and front planetary sun gear from the front planetary gear assembly.

Using a feeler gauge, measure the front planetary pinion gear thrust clearance.

Standard clearance:

0.2 to 0.6 mm (0.00787 to 0.0236 in.)

1. If the clearance is more than the standard, replace the front planetary gear assembly.
   

Using a cylinder gauge, measure the inside diameter of the front planetary gear bush.

Standard inside diameter:

61.005 to 61.030 mm (2.402 to 2.403 in.)

1. If the inside diameter is more than the standard, replace the front planetary gear.
   

Remove the front planetary ring gear together with the front planetary ring gear flange and center planetary ring gear from the transmission case.

Remove the thrust needle roller bearing and thrust bearing race.

Using a screwdriver, remove the snap ring.

Remove the front planetary ring gear from the center planetary ring gear.

Using a screwdriver, remove the snap ring.

Remove the center planetary ring gear from the front planetary ring gear flange.

Remove the flange, 4 discs and 4 plates from the transmission case.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Place SST on the brake piston return spring and compress the brake piston return spring.

SST

09380-60010(09381-06010,09381-06020,09381-06050,09381-06060,09381-06090,09381-06100,09381-06110,09381-06120)

Using a screwdriver, remove the snap ring from the transmission case.

NOTICE:

Be careful not to damage the transmission case.

HINT:

Wrap the tip of the screwdriver with tape.

Remove the brake piston return spring and No. 1 brake piston with No. 1 brake cylinder from the transmission case.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

17.05 mm (0.671 in.)

Hold the No. 1 brake piston and apply compressed air to the No. 1 brake cylinder to remove the No. 1 brake piston.

HINT:

If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

Remove the 2 O-rings from the No. 1 brake piston.

Remove the center planetary gear assembly and center planetary sun gear from the transmission case.

Using a feeler gauge, measure the center planetary pinion gear thrust clearance.

Standard clearance:

0.20 to 0.60 mm (0.00787 to 0.0236 in.)

1. If the clearance is more than the standard, replace the center planetary gear assembly.
   

Place SST on the flange and compress the No. 2 brake piston return spring.

SST

09380-60010(09381-06010,09381-06020,09381-06050,09381-06070,09381-06090,09381-06120)

Using a screwdriver, remove the snap ring from the transmission case.

NOTICE:

Be careful not to damage the transmission case.

HINT:

Wrap the tip of the screwdriver with tape.

Remove the No. 2 brake flange, flange, 4 discs, 3 plates and No. 2 brake piston return spring from the transmission case.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

22.66 mm (0.892 in.)

Remove the No. 2 brake cylinder together with the No. 2 brake piston from the transmission case.

Hold the No. 2 brake piston and apply compressed air to the No. 2 brake cylinder to remove the No. 2 brake piston.

HINT:

If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

Remove the 2 O-rings from the No. 2 brake piston.

Using SST, remove the snap ring from the transmission case.

SST

09350-30020(09350-07060)

Remove the intermediate shaft with No. 3 1-way clutch assembly, rear planetary ring gear flange and rear planetary ring gear from the transmission case.

Hold the rear planetary ring gear flange and turn the 1-way clutch. Check that the 1-way clutch turns freely counterclockwise and locks when turned clockwise.

Remove the No. 3 1-way clutch assembly and 1-way clutch inner race from the intermediate shaft.

Remove the rear planetary ring gear with rear planetary ring gear flange, 3 thrust bearing races and thrust needle roller bearing from the intermediate shaft.

Using a screwdriver, remove the snap ring.

Remove the rear planetary ring gear flange from the rear planetary ring gear.

Using a dial indicator, check the intermediate shaft runout.

Standard runout:

0.03 mm (0.00118 in.)

Using a micrometer, check the diameter of the intermediate shaft at the positions shown in the diagram.

Standard diameter:

A:

19.963 to 19.976 mm (0.7859 to 0.7865 in.)

B, C:

30.150 to 30.163 mm (1.187 to 1.188 in.)

D, E:

36.404 to 36.420 mm (1.433 to 1.434 in.)

Remove the No. 4 brake flange, flange, 7 No. 4 brake discs and 6 plates from the transmission case.

Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt, 2) the lining of a disc is peeled off or discolored, or 3) grooves or printed numbers have even a little bit of damage.

NOTICE:

Before assembling new discs, soak them in ATF for at least 2 hours.

Remove the rear planetary gear assembly from the transmission case.

Remove the 2 thrust needle roller bearings from the rear planetary gear assembly.

Remove the thrust bearing race from the transmission case.

Using a feeler gauge, measure the rear planetary pinion gear thrust clearance.

Standard clearance:

0.2 to 0.6 mm (0.00787 to 0.0236 in.)

1. If the clearance is more than the standard, replace the planetary gear assembly.
   

Using a dial indicator, measure the inside diameter of the rear planetary gear bush.

Standard inside diameter:

20.0 to 20.025 mm (0.787 to 0.788 in.)

1. If the inside diameter is more than the standard, replace the rear planetary gear assembly.
   

Place SST on the 1st and reverse brake return spring and compress the 1st and reverse brake return spring.

SST

09380-60010(09381-06030,09381-06040,09381-06080,09381-06120,09381-06130,09381-05040,09381-05050)

Using SST, remove the snap ring and 1st and reverse brake return spring.

SST

09350-30020(09350-07070)

Hold the 1st and reverse brake piston and apply compressed air (392 kPa, 4.0 kgf/cm², 57 psi) to the transmission case to remove the 1st and reverse brake piston.

HINT:

If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

Remove the 3 O-rings from the 1st and reverse brake piston.

Using a vernier caliper, measure the free length of the spring together with the spring seat.

Standard free length:

23.54 to 23.94 mm (0.927 to 0.943 in.)