2007 TOYOTA SIENNA Service Repair Manual

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(b) Remove the rear planetary gear assembly from the 
transaxle case.
61. REMOVE INPUT SUN GEAR
(a) Remove the 2 thrust needle rolle

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(c) Using SST and a press, remove the front planetary 
gear assembly from the counter drive gear.
SST 09950-60010 (09951-00450), 099

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68. REMOVE 1ST AND REVERSE BRAKE PISTON
(a) Apply compressed air (392 kPa, 4.0 kgf/cm
2, 57 psi) 
to the transaxle case to remove th

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70. REMOVE TRANSFER DRIVEN PINION FRONT 
BEARING
(a) Using a snap ring expander, remove the snap ring.
(b) Using SST and a press, re

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(b) Remove the 2 O-rings from the underdrive brake 
piston.
75. REMOVE NEEDLE ROLLER BEARING
(a) Using SST, remove the needleroller

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79. REMOVE UNDERDRIVE OUTPUT SHAFT OIL SEAL 
RING
(a) Remove the oil seal ring from the transaxle housing.
80. REMOVE DIFFERENTIAL G

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3. INSPECT OVERDRIVE DIRECT CLUTCH DRUM SUB-
ASSEMBLY
(a) Using a dial indicator, measure the inside diameter 
of the forward clutch

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7. INSPECT UNDERDRIVE BRAKE RETURN SPRING 
SUB-ASSEMBLY
(a) Using a vernier calipers, measure the free length of 
the spring togethe