Toyota Highlander Service Manual: Steering system

Steering column

...

Precaution

1. HANDLING PRECAUTIONS FOR STEERING SYSTEM (a) Care must be taken when replacing parts. Incorrect replacement may affect the performance of the steering system and result in a driving hazard. 2. ...

More about Toyota Highlander:

Ventilation valve Sub-ASSY (2AZ-FE)
REPLACEMENT 1. REMOVE VENTILATION VALVE SUB-ASSY (a) Disconnect the ventilation hose from the ventilation valve. (b) Remove the ventilation valve. 2. INSTALL VENTILATION VALVE SUB-ASSY (a) Install the ventilation valve.  Apply adhesive to 2 or 3 threads. Adhesive: Part No. 0883 ...