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RABS Hydraulic Control Unit

REMOVAL & INSTALLATION

B Series Pick-up
  1. Disconnect the brake lines from the valve and plug the lines.
  2. Disconnect the wiring harness at the valve.
  3. Remove the 3 nuts retaining the valve to the frame rail and lift out the valve.
  4. Installation is the reverse of removal. Don't overtighten the brake lines. Bleed the brakes.
MPV

Fig. 1: Exploded view of the hydraulic control unit installation

  1. Disconnect the negative battery cable.
  2. Raise and safely support the vehicle.
  3. Unplug the wiring harness connector.
  4. Disconnect the brake lines from the valve and plug the lines.
  5. Remove the mounting bolt retaining the unit to the frame rail and remove the hydraulic control unit from the vehicle.
  6. Installation is the reverse of removal. Tighten the hydraulic control unit mounting bolt to 12–17 ft. lbs. (16–22 Nm). Tighten the brake lines to 113–190 inch lbs. (13–23 Nm).
  7. Bleed the brakes. It is not necessary to energize the solenoid valves to bleed the rear brakes.

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