Control Valve

Removal & Installation

To Remove:

1. Before servicing the vehicle, refer to the precautions at the beginning of this section.
2. Remove or disconnect the following:
   • Ground cable from battery
   • Air intake duct from engine compartment

     CAUTION
     Be careful not to let water or other foreign matter contact the ABSCM&H/U terminal. The contact will be insufficient if the terminal gets wet. Use an air gun to get rid of water around the ABSCM&H/U.

   • ABSCM&H/U connector lock
   • ABSCM&H/U connector
   • Cable clip
   • Brake pipes from ABSCM&H/U

     CAUTION
     Wrap brake pipes with vinyl bag to avoid spilling brake fluid on vehicle body.

   • ABSCM&H/U ground terminal from bracket
   • ABSCM&H/U from engine compartment

   CAUTION
   ABSCM&H/U cannot be disassembled. Do not attempt to loosen bolts and nuts. Do not drop or bump ABSCM&H/U. Do not turn the ABSCM&H/U upside down or place it on its side. Be careful to prevent foreign particles from getting into ABSCM&H/U. Do not pull harness when disconnecting connector.

3. Apply a coat of rust-preventive wax (Nippeco LT or GB) to bracket attaching bolt after tightening.

To Install:

1. Install or connect the following:
   • ABSCM&H/U
     1. Torque to: 11 ft. lbs. (15 Nm)

     CAUTION
     Confirm that the specifications of the ABSCM&H/U conforms to the vehicle specifications.

   • ABSCM&H/U ground terminal to bracket
     1. Torque to: 24.6 ft. lbs. (33 Nm)
   • Brake pipes to their correct ABSCM&H/ U connections
     1. Torque to: 11 ft. lbs. (15 Nm)

   • ABSCM&H/U harness to bracket using cable clip
   • ABSCM&H/U connector

     CAUTION
     Be sure to remove all foreign matter from inside the connector before connecting. Ensure that the ABSCM&H/U connector is securely locked.

   • Air intake duct
   • Ground cable to battery
2. Bleed air from the brake system.