Removal Procedure
- Place the transmission in the PARK or NEUTRAL position.
- Apply the park brake.
- Turn the ignition to OFF, without pausing at ACCESSORY, and without applying the brake pedal.
Remove the ignition key.
- Wait approximately 1 to 3 minutes until the brake modulator and HPA pressure relief is complete.
- Remove the master cylinder nuts (1).
Discard the master cylinder nuts.
- Without disconnecting the brake pipes, release and carefully position aside the master cylinder (1).
Support the master cylinder with heavy mechanics wire or equivalent.
- Inspect the master cylinder seal (1) for damage and replace, if necessary.
- Disconnect the brake master cylinder (BMC) primary piston position sensor electrical connector.
- Remove the brake pushrod retainer bolt (1), if equipped.
- Remove the brake pushrod retainer (1).
- Slide the stoplamp switch (1) off of the brake pedal pushrod pin while simultaneously disconnecting the brake pushrod.
- Remove the 4 brake pedal bracket nuts (1).
- Remove the brake master cylinder adapter (1).
- Inspect the master cylinder adapter gasket for damage and replace, if necessary.
NOTE:
The ignition must be in the OFF position, without pausing at ACCESSORY, and without applying the brake pedal to ensure the brake modulator and high pressure accumulator (HPA) pressure relief occurs. This process will take approximately 1 to 3 minutes.