Toyota Highlander Service Manual: Ignition

Overhaul

1. REMOVE OIL PUMP RELIEF VALVE (a) Remove the plug, spring and relief valve. 2. INSPECT OIL PUMP RELIEF VALVE (a) Apply a light coat of engine oil to the oil pump relief valve (b) Check that ...

Ignition system (2AZ-FE)

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More about Toyota Highlander:

On-vehicle inspection
1. INSPECT BRAKE BOOSTER (a) Airtightness check.  Start the engine and stop it after 1 or 2 minutes. Depress the brake pedal several times slowly. HINT: If the pedal can be depressed (to the floor) the first time, but cannot be depressed as far on the 2nd or 3rd time, the boost ...