Toyota Highlander Service Manual: Power steering system

Power steering

...

Precaution

1. HANDLING PRECAUTIONS FOR STEERING SYSTEM (a) Care must be taken when replacing parts. Incorrect replacement could affect the performance of the steering system and result in a driving hazard. ...

More about Toyota Highlander:

Vane pump ASSY (2AZ-FE)
COMPONENTS OVERHAUL NOTICE: Do not overtighten when using a vise. When installing, coat the parts indicated by the arrows with power steering fluid (see page 51-7 ). 1. REMOVE FRONT WHEEL RH 2. DRAIN POWER STEERING FLUID 3. REMOVE FRONT FENDER APRON SEAL RH 4. REMOVE FAN AND G ...