Supra Sport Roof L6-2997cc 3.0L DOHC MFI (1998)
Thermostat: Service and Repair
REMOVAL
HINT: Removal of the thermostat would have an adverse effect, causing a lowering of cooling efficiency. Do not remove the thermostat, even if the
engine tends to overheat.
1. 2JZ-GTE: REMOVE ENGINE UNDER COVER
2. DRAIN ENGINE COOLANT
3. 2JZ-GE: DISCONNECT WATER INLET FROM WATER PUMP, AND REMOVE THERMOSTAT
a. Remove the 2 nuts holding the water inlet to the water pump, and disconnect the water inlet from the water pump.
b. Remove the thermostat.
c. Remove the gasket from the thermostat.
4. 2JZ-GTE: REMOVE WATER INLET, LOWER RADIATOR HOSE ASSEMBLY AND THERMOSTAT
a. Disconnect the lower radiator hose from the radiator.
b. Remove the 2 nuts holding the water inlet to the water pump, and disconnect the water inlet and lower radiator hose from the water pump.
c. Remove the thermostat.
d. Remove the gasket from the thermostat.
INSPECTION
Inspect Thermostat
HINT: The thermostat is numbered with the valve opening temperature.