Toyota Highlander Service Manual: Cooling fan system (3MZ-FE)

Inspection

1. INSPECT THERMOSTAT HINT: The valve opening temperature is stamped on the thermostat. (a) Immerse the thermostat in water and gradually heat the water. (b) Check the valve opening tempe ...

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 ...

More about Toyota Highlander:

Inspection
1. INSPECT FUEL INJECTOR ASSY (a) Check the injector resistance.  Measure the resistance between the terminals. Standard: 11.6 to 12.4 W at 20 C (68 F) If the result is not as specified, replace the injector. (b) Check the injector injection. CAUTION: This test involves high-pre ...