Sienna AWD V6-3.5L (2GR-FE) (2007)
Coolant: Service and Repair
COOLANT
REPLACEMENT
1. REMOVE NO. 1 ENGINE UNDER COVER
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. DRAIN ENGINE COOLANT
(a)
Loosen the radiator drain cock plug.
HINT: Collect the coolant in a container and dispose of it according to the regulations in your area.
(b) Remove the radiator cap sub-assembly from the radiator assembly.
NOTICE: Do not remove the radiator cap sub-assembly while the engine and radiator are still hot. Pressurized, hot engine coolant and steam
may be released and cause serious burns.
(c)
Loosen the 2 cylinder block drain cock plugs.
4. ADD ENGINE COOLANT
(a)
Tighten the radiator drain cock plug by hand.
(b) Tighten the 2 cylinder block drain cock plugs.
Torque: 13 Nm (130 kgf-cm, 9 ft. lbs.) for cylinder block drain cock plugs
(c)
Remove the air drain cock plug from the water inlet housing.