Toyota Tundra (2015 year). Manual — part 377
(a) Remove the rear planetary gear assembly from the case.
(b) Remove the thrust needle roller bearing from the rear planetary
gear.
(c) Remove the thrust bearing race from the case.
93. INSPECT REAR PLANETARY GEAR ASSEMBLY
94. REMOVE 1ST AND REVERSE BRAKE RETURN SPRING
SUB-ASSEMBLY
(a) Place SST on the spring retainer and compress the brake return
spring.
SST: 09350-30020
09350-07050
(b) Using SST, remove the snap ring and brake return spring.
SST: 09350-30020
09350-07070
95. INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
96. REMOVE 1ST AND REVERSE BRAKE PISTON
(a) Hold the 1st and reverse brake piston and apply compressed air
(392 kPa, 4.0 kgf/cm 2 , 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.
(b) Remove the O-ring from the 1st and reverse brake piston.
97. REMOVE BRAKE REACTION SLEEVE
(a) Using SST, remove the reaction sleeve.
SST: 09350-30020
09350-07080
(b) Remove the 2 O-rings from the reaction sleeve.
98. REMOVE NO. 4 BRAKE PISTON
(a) Using SST, remove the brake piston.
SST: 09350-30020
09350-07090
(b) Remove the 2 O-rings from the brake piston.
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
Last Modified: 9-16-2014
6.6 G
Doc ID: RM0000013EX06PX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION UNIT: INSPECTION; 2015 MY Tundra
[08/2014 - ]
INSPECTION
1. INSPECT AUTOMATIC TRANSMISSION OIL PAN
SUB-ASSEMBLY
(a) Remove the magnets, and use them to collect steel particles.
(b) Carefully look at the foreign matter and particles in the pan and
Steel (magnetic): bearing, gear and clutch plate wear
Brass (non-magnetic): bush wear
2. INSPECT NO. 2 1-WAY CLUTCH ASSEMBLY
(a) Hold the reverse clutch hub and turn the 1-way clutch assembly.
(b) Check that the 1-way clutch turns freely clockwise and locks
when turned counterclockwise.
If there is a problem with the 1- way clutch, replace the No. 2
1-way clutch assembly.
3. INSPECT REAR CLUTCH DISC
peeled off or discolored, or 3) the grooves or printed numbers
Before assembling new discs, soak them in ATF for at least 15
minutes.
4. INSPECT REVERSE CLUTCH HUB SUB-ASSEMBLY
Standard inside diameter:
35.812 to 35.837 mm (1.410 to 1.411 in.)
Maximum inside diameter:
35.887 mm (1.413 in.)
If the inside diameter is more than the maximum, replace
the reverse clutch hub.
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
5. INSPECT FORWARD CLUTCH HUB SUB-ASSEMBLY
Standard inside diameter:
26.037 to 26. 062 mm (1.025 to 1.026 in.)
Maximum inside diameter:
26.112 mm (1.028 in.)
If the inside diameter is more than the maximum, replace
the forward clutch hub.
6. INSPECT UNDERDRIVE 1-WAY CLUTCH ASSEMBLY
(a) 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.
If there is a problem with the 1-way clutch, replace the
underdrive 1-way clutch assembly.
7. INSPECT FORWARD MULTIPLE DISC CLUTCH DISC
peeled off or discolored, or 3) the grooves or printed numbers
Before assembling new discs, soak them in ATF for at least 15
minutes.
8. INSPECT COAST CLUTCH DISC
peeled off or discolored, or 3) the grooves or printed numbers
Before assembling new discs, soak them in ATF for at least 15
minutes.
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
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