Toyota Highlander manuals

Toyota Highlander Service Manual: Inspection

1. INSPECT RELAY (Marking: FAN NO. 1, FAN NO. 3)

INSPECT RELAY (Marking: FAN NO. 1, FAN NO. 3)


(a) Measure the resistance of the relay.

Standard:

INSPECT RELAY (Marking: FAN NO. 1, FAN NO. 3)


If the result is not as specified, replace the relay.

2. INSPECT RELAY (Making: FAN NO. 2)

INSPECT RELAY (Making: FAN NO. 2)


(a) Measure the resistance of the relay.

Standard:

INSPECT RELAY (Making: FAN NO. 2)


If the result is not as specified, replace the relay.

3. INSPECT ENGINE COOLANT TEMPERATURE SENSOR

 INSPECT ENGINE COOLANT TEMPERATURE SENSOR


(a) Measure the resistance between terminals 1 and 2.

Standard:

 INSPECT ENGINE COOLANT TEMPERATURE SENSOR


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:

Chain (2AZ-FE)
REPLACEMENT 1. REMOVE HOOD SUB-ASSY 2. REMOVE FRONT WHEEL RH 3. REMOVE ENGINE UNDER COVER NO.1 4. REMOVE FRONT FENDER SPLASH SHIELD FRONT RH 5. REMOVE FRONT FENDER APRON SEAL RH 6. DRAIN ENGINE OIL (a) Install a new gasket and the drain plug after draining engine oil. Torque: 25 NVm (255 k ...

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