Proportioning Valve Replacement (Non-ABS System)

Proportioning Valve Replacement (Non-ABS System)

Caution: Refer to Brake Fluid Irritant Caution in Service Precautions.

Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Service Precautions.

Removal Procedure

Important: Prior to disconnecting the brake pipes from the proportioning valve assembly, note the locations of the brake pipes to the valve assembly, to aid during installation.





1. Disconnect the caliper and wheel cylinder brake pipes (2) from the proportioning valve assembly.
2. Cap or plug the brake pipe ends to prevent brake fluid loss and contamination.
3. Disconnect the master cylinder brake pipes (1) from the proportioning valve assembly.
4. Cap or plug the brake pipe ends to prevent brake fluid loss and contamination.





5. Remove the master cylinder mounting nuts (1).
6. Remove the proportioning valve assembly from the vehicle.
7. If the proportioning valve is to be reused, plug the brake pipe openings to prevent brake fluid loss and contamination.

Installation Procedure





1. Remove the plugs from the proportioning valve assembly.
2. Install the proportioning valve assembly to the vehicle.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the master cylinder mounting nuts (1).
^ Tighten the nuts to 27 Nm (20 ft. lbs.).





4. Remove the caps or plugs from the master cylinder brake pipe ends.
5. Connect the master cylinder brake pipes (1) to the proportioning valve assembly.
6. Tighten the brake pipe fittings at the proportioning valve assembly.
^ Tighten the fittings to 23 Nm (17 ft. lbs.).
7. Remove the caps or plugs from the caliper and wheel cylinder brake pipe ends.
8. Connect the caliper and wheel cylinder brake pipes (2) to the proportioning valve assembly.
9. Tighten the brake pipe fittings at the proportioning valve assembly.
^ Tighten the fittings to 23 Nm (17 ft. lbs.).
10. Bleed the hydraulic brake system.