Hydraulic Control Assembly - Antilock Brakes: Service and Repair

Brake Pressure Modulator Valve Replacement

Tools Required

CH-47830 Holding Fixture

Removal Procedure

Caution: Refer to Brake Fluid Irritant Caution.




1. Remove the brake master cylinder assembly (1).
2. Using the CH-47830. install the brake master cylinder assembly in a vise.




3. Remove the brake master cylinder reservoir (3).
4. Remove the hydraulic brake booster motor (6).




5. Remove the mounting bolts for the brake pressure modulator valve (BPMV).
6. Remove the mounting bolt (6) for the fluid level sensor.
7. Remove the bracket (5) for the fluid level sensor wiring harness.

Important: When removing the BPMV from the brake master cylinder, ensure that the locating pin remains in the brake master cylinder body.

8. Remove the BPMV/module from the brake master cylinder.

Important: DO NOT re-use the BPMV gasket, use ONLY NEW gasket.

9. Remove the gasket from the brake master cylinder.

Installation Procedure




1. Install the NEW BPMV/module gasket (3) on the master cylinder.

Important: Ensure that the locating pins remain in the master cylinder body.

2. Install the BPMV module (2) to the brake master cylinder.

Notice: Refer to Fastener Notice.

Important: Finger tighten the mounting bolt to hold the BPMV/module in the proper position.

3. Install the mounting bolts (1) for the BPMV/module.

Tighten the BPMV/module mounting bolts to 32 N.m (24 lb ft).

4. Install the bracket (5) for the fluid level sensor electrical harness.
5. Install the mounting bracket bolt (6).

Tighten the bolt to 8 N.m (71 lb in)




6. Install the hydraulic brake booster motor (6).
7. Install the brake master cylinder reservoir (3).
8. Remove the brake master cylinder assembly from CH-47830.




9. Install the brake master cylinder assembly (1).
10. Bleed the hydraulic system.
11. Refer to Programming and Relearning. Programming and Relearning