AUTOMATIC TRANSAXLE UNIT

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Fig. 365: Measuring Inside Diameter Of Forward Clutch Hub Bushing
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Standard inside diameter:
23.025 to 23.046 mm (0.9065 to 0.9073 in.)
Maximum inside diameter:
23.09 mm (0.9091 in.)
NOTE: Check the contact surface of the bushing in the direct clutch shaft. If any scratch
or discoloration is found, replace the direct clutch sub-assembly with a new one.
If the inside diameter is greater than the maximum, replace the forward clutch hub with a new one.
2. INSPECT UNDERDRIVE CLUTCH DISC NO. 2
a. Check if the sliding surfaces of the disc, plate and flange are worn or burnt.
If necessary, replace them.
NOTE: If the lining of the disc comes off or discolors, or if a part of the groove is worn,
replace all discs.
Before installing new discs, immerse them in ATF for at least 15 minutes.
Fig. 366: Identifying Underdrive Clutch Disc No.2
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
3. INSPECT OVERDRIVE DIRECT CLUTCH DRUM SUB-ASSEMBLY
a. Using a dial indicator, measure the inside diameter of the forward clutch hub bushing.
AUTOMATIC TRANSMISSION - U151E -2006 Toyota Avalon Limited
7/27/2012
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