1. INSPECT RELAY (Marking: FAN NO. 1, FAN NO. 3)
(a) Measure the resistance of the relay.
Standard:
If the result is not as specified, replace the relay.
2. INSPECT RELAY (Making: FAN NO. 2)
(a) Measure the resistance of the relay.
Standard:
If the result is not as specified, replace the relay.
3. INSPECT ENGINE COOLANT TEMPERATURE SENSOR
(a) Measure the resistance between terminals 1 and 2.
Standard:
If the result is not as specified, replace the sensor.
NOTICE: When checking the ECT sensor in the water, the terminals should be kept dry. After the check, dry the sensor.
Exhaust pipe ASSY (3MZ-FE)
COMPONENTS
REPLACEMENT
NOTICE:
Check if an old gasket remains on the pipe. If remains, remove it. Check if any
bolts or nuts are rusted.
If rusted, replace them.
1. REMOVE HEATED OXYGEN SENSOR
(a) Remove the 2 heated oxygen sensors (bank 1, 2 sensor
2).
2. REMOVE EXHAUST PIPE ASSY ...