Toyota Highlander Service Manual: Diagnostics

Preparation

...

Engine control system

PREPARATION Recomended Tools Equipment ...

More about Toyota Highlander:

If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your toyota dealer as soon as possible. Visible symptoms Fluid leaks under the vehicle. (Water dripping from the air conditioning after use is normal.)  Flat-looking tires or unev ...