2007 TOYOTA SIENNA Service Repair Manual

Page 1249 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–342GR-FE COOLING  –  RADIATOR
CO
24. REMOVE RADIATOR ASSEMBLY WITH FAN 
SHROUD AND FAN MOTOR
(a) Remove the 2 bolts and separate the condenser 
assembly from the radiator assembly with fan 
shr

Page 1250 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  RADIATORCO–35
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28. DISCONNECT INLET SUB-ASSEMBLY
(a) Disconnect the inlet hose from the radiator.
(b) Remove the bolt and inlet sub-assembly from the 
radiator.
DISASSEMBLY
1.

Page 1251 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–362GR-FE COOLING  –  RADIATOR
CO
(c) Using SST, uncrimp the lock plate by squeezing the 
handle until stopped by the stopper bolt.
SST 09230-01010
(d) Lightly tap the bracket of the radiator (o

Page 1252 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–62GR-FE COOLING  –  COOLANT
CO
COOLANT
REPLACEMENT
1. REMOVE NO. 1 ENGINE UNDER COVER (See page 
EM-26)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See 
page EM-28)
3. DRAIN ENGINE COOLANT
(a) Loosen

Page 1253 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  COOLANTCO–7
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4. ADD ENGINE COOLANT
(a) Tighten the radiator drain cock plug by hand.
(b) Tighten the 2 cylinder block drain cock plugs.
Torque: 13 N*m (130 kgf*cm, 9 ft.*lbf)

Page 1254 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–82GR-FE COOLING  –  COOLANT
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(j) Bleed air from the cooling system.
(1) Warm up the engine until the thermostat opens. 
While the thermostat is open, circulate the 
coolant for several minute

Page 1255 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE COOLING  –  RADIATORCO–37
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REASSEMBLY
1. INSTALL LOWER RADIATOR TANK
(a) After checking that there are no foreign objects in 
the lock plate groove, install a new O-ring without 
twisting

Page 1256 of 3000

TOYOTA SIENNA 2007  Service Repair Manual CO–382GR-FE COOLING  –  RADIATOR
CO
(e) Lightly press SST against the lock plate in the order 
shown in the illustration. After repeating this 
procedure a few times, fully crimp the lock plate by