Toyota Highlander manuals

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 ...

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Inspection
1. INSPECT VENTILATION VALVE SUB-ASSY (a) Install a clean hose to the ventilation valve. (b) Check ventilation valve operation.  Blow air into the cylinder head side, and check that air passes through easily. CAUTION: Do not suck air through the valve. Petroleum substances insi ...

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