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)

...

More about Toyota Highlander:

Engine oil consumption
A certain amount of engine oil will be consumed while driving. In the following situations, oil consumption may increase, and engine oil may need to be refilled in between oil maintenance intervals. When the engine is new, for example directly after purchasing the vehicle or after repla ...