Toyota Highlander Service Manual: Inspection
1. INSPECT RELAY (Marking: FAN NO. 1, FAN NO. 3)
(a) Check the resistance of the relay.
Standard:
If the result is not as specified, replace the relay.
2. INSPECT RELAY (Marking: FAN NO. 2)
(a) Check the resistance of the relay.
Standard:
If the result is not as specified, replace the relay.
3. INSPECT ECT SWITCH (NO. 1)
(a) Check the resistance.
Standard:
If the result is not as specified, replace the switch.
NOTICE: When checking the ECT sensor in water, the terminals should be kept dry. After the check, dry the sensor.
4. INSPECT ECT SWITCH (NO. 2)
(a) Check the resistance.
Standard:
If the result is not as specified, replace the switch.
NOTICE: When checking the ECT sensor in 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 AT LOW TEMPERATURE (Below 83 C (181 F))
(a) Turn the ignition sw ...
Coolant (3MZ-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:
Driving position memory
Your preferred driving position (the position of the driver's seat and
outside rear view mirrors) can be recorded and recalled by pressing a
button.
Two different driving positions can be recorded into memory.
Recording procedure
Turn the engine switch to ignition on mode.
Adjust t ...
