2007 TOYOTA SIENNA Service Repair Manual

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TOYOTA SIENNA 2007  Service Repair Manual U151E AUTOMATIC TRANSAXLE  –  AUTOMATIC TRANSAXLE UNITAX–231
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(i) Install the control shaft lever, washer and nut.
Torque: 13 N*m (130 kgf*cm, 9 ft.*lbf)
77. INSTALL SPEEDOMETER DRIVEN HOLE (ATM

Page 1618 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AX–170U151E AUTOMATIC TRANSAXLE  –  TORQUE CONVERTER CLUTCH AND DRIVE PLATE
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TORQUE CONVERTER CLUTCH 
AND DRIVE PLATE
INSPECTION
1. INSPECT TORQUE CONVERTER CLUTCH 
ASSEMBLY
(a) Inspect the one-

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TOYOTA SIENNA 2007  Service Repair Manual U151E AUTOMATIC TRANSAXLE  –  TORQUE CONVERTER CLUTCH AND DRIVE PLATEAX–171
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(d) Clean and check the oil cooler and oil pipe line.
(1) If the torque converter clutch is inspected or the 
ATF is

Page 1620 of 3000

TOYOTA SIENNA 2007  Service Repair Manual U151E AUTOMATIC TRANSAXLE  –  SECOND BRAKE PISTONAX–239
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REASSEMBLY
1. INSTALL 2ND BRAKE PISTON O-RING
(a) Coat 2 new O-rings with ATF, and install them in the 
2nd brake piston.
NOTICE:
Make su

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TOYOTA SIENNA 2007  Service Repair Manual U151E AUTOMATIC TRANSAXLE  –  AUTOMATIC TRANSAXLE UNITAX–177
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DISASSEMBLY
1. REMOVE PARK/NEUTRAL POSITION SWITCH 
ASSEMBLY
(a) Remove the nut, washer and control shaft lever.
(b) Using a screwdr

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TOYOTA SIENNA 2007  Service Repair Manual AX–178U151E AUTOMATIC TRANSAXLE  –  AUTOMATIC TRANSAXLE UNIT
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5. REMOVE SPEED SENSOR
(a) Remove the 2 bolts and the 2 speed sensors from 
the transaxle assembly.
6. REMOVE TRANSAXLE CASE NO.1 PL

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TOYOTA SIENNA 2007  Service Repair Manual U151E AUTOMATIC TRANSAXLE  –  AUTOMATIC TRANSAXLE UNITAX–179
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9. INSPECT TRANSMISSION OIL CLEANER MAGNET
(a) Remove the magnets and use them to collect any 
steel chips. Examine the chips and pa

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TOYOTA SIENNA 2007  Service Repair Manual AX–180U151E AUTOMATIC TRANSAXLE  –  AUTOMATIC TRANSAXLE UNIT
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13. REMOVE TRANSMISSION VALVE BODY ASSEMBLY
(a) Support the valve body assembly and remove the 
17 bolts and valve body assembly.
14