Traction Control Module: Service and Repair

VSA Modulator-Control Unit Removal and Installation

NOTICE
Do not spill brake fluid on the vehicle; it may damage the paint. If brake fluid gets on the paint, wash it off immediately with water.

NOTE:

- Be careful not to damage or deform the brake lines during removal and installation.
- To prevent the brake fluid from dripping, plug and cover the hose ends and joints with a shop towel.

Removal

1. Turn the ignition switch to LOCK (0).

2. Disconnect the 10 mm brake lines (A) and the 12 mm brake lines (B) from the VSA modulator-control unit (C).






3. Disconnect the VSA modulator-control unit 32P connector (A) by pushing the lock (B) and pulling down the lever (C); the connector disconnects itself.






4. Remove the VSA modulator-control unit (A) with the bracket (B) from the body.





5. Remove the wire harness clip (C) from the bracket.

6. Remove the VSA modulator-control unit (A) from the bracket (B).






Installation

1. Install the VSA modulator-control unit (A) onto the bracket (B).






2. Install the VSA modulator-control unit (A) with the bracket (B) to the body.





3. Install the wire harness clip (C) to the bracket.

4. Align the connecting surface of the VSA modulator-control unit 32P connector (A) to the VSA modulator-control unit.





5. Pull up the lever (B) of the VSA modulator-control unit 32P connector, then confirm the connector is fully seated.

6. Connect the 10 mm brake lines and the 12 mm brake lines to the VSA modulator-control unit (A).

NOTE: The brake lines are connected to the master cylinder (B), the left-rear (C), the right-front (D), the left-front (E), and the right-rear (F) brake systems.






7. Bleed the brake system Service and Repair.

8. Do the VSA sensor neutral position memorization procedure Programming and Relearning.

9. Start the engine, and check that the VSA indicators go off.

10. Test-drive the vehicle, and make sure that the VSA indicators do not come on.

NOTE: If the brake pedal is spongy, there may be air trapped in the modulator which could then be induced into the normal brake system during modulation. Bleed the brake system again Service and Repair.