Rear Wheel Anti-Lock Brake System

Do not touch electrical connections and pins or allow them to come into contact with brake fluid.
1. Disconnect battery ground cable.
2. Disconnect electrical connectors from ECU.
3. Pry up tab at rear of ECU and remove unit toward front of vehicle.
4. Slide unit into bracket until tab locks into hole.
5. Inspect electrical connectors for brake fluid contamination, clean with alcohol as needed, then connect electrical connectors to ECU.