Diesel Data: Automotive Repair

ABS Brake Master Cylinder Removal and Installation

REMOVAL





1. Disconnect negative battery cable.
2. Remove brake fluid level switch electrical connector from master cylinder reservoir.

NOTICE: After removing brake pipe nuts, do not excessively pull or bend brake pipes away from master cylinder.

3. Remove brake pipe nuts from master cylinder, not the ABS assembly.

NOTICE: Plug open brake pipes to prevent brake fluid loss and contamination.

4. Remove two master cylinder-to-brake booster attachment nuts.

NOTICE: On manual transaxle vehicles, the clutch reservoir bracket will need to be removed and put aside.





5. Remove master cylinder.

INSTALLATION

NOTICE: On manual transaxle equipped vehicles, install clutch reservoir bracket prior to installing fasteners.

1. Position master cylinder onto brake booster studs and install nuts.
Torque: 27 Nm (20 ft. lbs.)
2. Position brake pipes into master cylinder and tighten brake pipe nuts.
Torque: 26 Nm (19 ft. lbs.)
3. Connect electrical connector for brake fluid level switch.
4. Connect negative battery cable.
5. Fill brake reservoir with clean brake fluid up to base of reservoir fill neck.
6. Bleed brake system. (Refer to "Automated Brake Bleed Procedure") Service and Repair
7. Check brake fluid level.
8. Check for leaks with engine running and brakes applied.