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:
Overhaul
1. REMOVE DRAIN PLUG
(a) Remove the drain plug.
(b) Remove the O-ring.
2. ASSEMBLE SST
SST 09230-01010
(a) Install the claw to the overhaul handle, inserting it into the
hole in part A as shown in the illustration.
(b) While gripping the handle, adjust the stopper bolt so that
dimension ...