Toyota Highlander Service Manual: Inspection
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.
On-vehicle inspection
HINT:
The cooling fan may rotate when the ignition switch is turned from ACC to ON.
This is normal.
1. CHECK COOLING FAN OPERATION WITH LOW TEMPERATURE (Below 83 C (181 F))
(a) Turn the ignition ...
Coolant (2AZ-FE)
REPLACEMENT
1. DRAIN ENGINE COOLANT
(a) Remove the radiator cap.
CAUTION:
Do not remove the radiator cap while the engine and radiator are still hot.
Pressurized, hot engine
coolant and steam m ...
More about Toyota Highlander:
Replacement
1. REMOVE FRONT WHEEL
2. REMOVE ENGINE UNDER COVER NO.1
3. REMOVE FRONT FENDER APRON SEAL RH
4. DRAIN ENGINE OIL
(a) Install a new gasket after draining engine oil.
Torque: 45 NVm (459 kgfVcm, 33 ftVlbf)
5. REMOVE V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT NO.1
(See page 14-125 )
6. R ...
