2007 TOYOTA SIENNA Service Repair Manual

Page 1233 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EXHAUST  –  EXHAUST PIPE (for 4WD)EX–13
EX
5. INSTALL TAIL EXHAUST PIPE ASSEMBLY
(a) Install a new gasket to the center exhaust pipe 
assembly.
(b) Connect the 4 exhaust pipe supports, and

Page 1234 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  WATER PUMPCO–11
CO
REMOVAL
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE
HINT:
See page EM-26
2. SECURE ENGINE (See page EM-37)
3. REMOVE GENERATOR ASSEMBLY (See page CH-17)
4. REMOV

Page 1235 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–122GR-FE COOLING  –  WATER PUMP
CO
8. REMOVE WATER PUMP PULLEY
(a) Using SST, hold the water pump pulley.
SST 09960-10010 (09962-01000, 09963-00700)
(b) Remove the 4 bolts and water pump pulley

Page 1236 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  WATER PUMPCO–13
CO
INSTALLATION
1. INSTALL WATER PUMP ASSEMBLY
(a) Install a new water pump gasket and the water 
pump assembly with the 16 bolts.
Torque: Bolt A
21 N*m (214 kgf

Page 1237 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–142GR-FE COOLING  –  WATER PUMP
CO
4. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY
(a) Install the V-ribbed belt tensioner assembly with the 
5 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
5. INS

Page 1238 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  COOLING SYSTEMCO–1
CO
COOLING SYSTEM
ON-VEHICLE INSPECTION
1. INSPECT FOR COOLANT LEAK
CAUTION:
Do not remove the radiator cap while the engine and 
radiator are still hot. Pres

Page 1239 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  THERMOSTATCO–17
CO
INSPECTION
1. INSPECT THERMOSTAT
(a) Inspect the thermostat.
HINT:
The valve opening temperature is inscribed on the 
thermostat.
(b) Immerse the thermostat i

Page 1240 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–182GR-FE COOLING  –  THERMOSTAT
CO
3. INSTALL NO. 2 IDLER PULLEY SUB-ASSEMBLY
(a) Install the idler pulley cover plate and idler pulley 
sub-assembly with the bolt.
Torque: 43 N*m (438 kgf*cm,