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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Fuel information
You must only use unleaded gasoline in your vehicle. Select octane rating 87 (research octane number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. At minimum, the gasoline you use s ...

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