Removal and Installation
- Disconnect the brake booster check valve from the brake booster to deplete the residual vacuum in the brake booster.
- Remove the brake master cylinder. For additional information, refer to HYDRAULIC BRAKE ACTUATION .
- Disconnect the brake booster solenoid electrical connector.
- Remove the booster push rod clevis locking pin and discard.
- Disconnect the brake booster rod from the brake pedal and position aside.
- Remove the 4 brake booster nuts and the booster.
- To install, tighten to 22 Nm (16 lb-ft).
- To install, reverse the removal procedure.
CAUTION:
The brake booster check valve must be disconnected from the brake booster prior to removing the master cylinder or the master cylinder seal may be drawn into the brake booster.
NOTE:
When the repair is complete, make sure that the brake booster solenoid electrical connector is connected, or use of the vehicle with key-on or vehicle running will result in diagnostic trouble codes (DTCs) being set.
NOTE:
The booster push rod clevis locking pin is a one-time use only part. Anytime the booster push rod clevis locking pin is removed a new booster push rod clevis locking pin should be used.
NOTE:
Use new nuts when installing the brake booster.