System Inspection

System Inspection

1. Coolant Level Inspection
(1) Check the cooling system coolant level.
(2) Is the coolant in the reservoir at the proper level?





2. Thermostat Inspection
(1) Check if the thermostat bypass valve is stuck in the open position or if the correct type of thermostat was installed. Replace thermostat as necessary and go to "Verification of Vehicle Repair" procedure
(2) Check the valve opening temperature of the thermostat

Specification (Valve opening temperature) : 80-84 °C (176-183 °F)


(3) If the opening temperature is not as specified, Replace thermostat as necessary and go to "Verification of Vehicle Repair" procedure.
If OK, go to next step as below
3. ECT Sensor Inspection
(1) Ignition "OFF"
(2) Disconnect ECTS connector
(3) Measure resistance between terminals 1 and 3 of the sensor connector (Component side)
Specification





(4) Is resistance within the specification?