Toyota Highlander Service Manual: SFI system (2AZ-FE)

Engine control system

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On-vehicle inspection

1. CHECK THROTTLE BODY (a) Listen to the throttle control motor operating sounds.  Turn the ignition switch ON.  When pressing the accelerator pedal position sensor lever, listen t ...

More about Toyota Highlander:

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, rep ...