B4000 SE Regular Cab 4WD V6-4.0L OHV (1999)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Replacement
RABS Hydraulic Unit
REMOVAL / INSTALLATION
Caution: Do not allow the brake master cylinder reservoir to run dry during the bleeding operation. Keep the brake master cylinder reservoir filled
with the specified brake fluid. Never reuse the brake fluid that has been drained from the hydraulic system.
Caution: Brake fluid Is harmful to painted and plastic surfaces. If brake fluid Is spilled onto a painted or plastic surface, Immediately wash It with
water.
1. Disconnect the RABS proportioning valve switch connector 0- 1011.
2. Remove in order shown in figure.
1) Hydraulic lines.
2) Bolts.
3) Hydraulic unit.
3. Install in reverse order of removal. (1). Bleed the brakes.
4WABS Hydraulic Unit
REMOVAL / INSTALLATION
Warning: Brake fluid contains polyglycol ethers and polyglycols. Avoid contact with eyes. Wash hands thoroughly after handling. If brake
fluid contacts eyes, flush eyes with running water for 15 minutes. Get medical attention if irritation persists. If taken internally, drink water
and induce vomiting. Get medical attention Immediately.
Caution: Brake fluid is harmful to painted and plastic surfaces. If brake fluid is spilled onto a painted or plastic surface, immediately wash it with
water.
1. Disconnect the negative battery cable.
2. Disconnect the electrical connector by lifting up on the release tab.
