For 1990-2009 cars

### Removal Procedure

1. Disconnect the brake lines from the proportioning valve.
2. Remove the nut that secures the proportioning valve to the bulkhead.
3. Remove the brake lines from the hydraulic modulator.

### Installation Procedure

Warning: Refer to Brake Fluid Warning in the Preface section.

Caution: Refer to Fastener Caution in the Preface section.

1. Install the proportioning valve to the bulkhead nut and tighten to 16 N·m (12 lb ft).
2. Connect the brake lines to the proportioning valve and tighten to 16 N·m (12 lb ft).
3. Install the brake lines to the hydraulic modulator.
4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
5. Bleed the brake system. Refer to Hydraulic Brake System Bleeding.
6. Lower the vehicle.