Electronic Brake Control Module: Service and Repair

Electronic Brake Control Module (EBCM) Replacement

Removal Procedure

Important: After installation, calibrate the new EBCM to the tire size that is appropriate to the vehicle.

1. Caution: Refer to Battery Disconnect Caution in Service Precautions.

Disconnect the negative battery cable.
2. Raise and suitably support the vehicle.





3. Important: The area around the EHCU MUST be free from loose dirt to prevent contamination of disassembled ABS components.

Thoroughly wash all contaminants from around the EHCU.
4. Disconnect the chassis electrical connectors from the EBCM.





5. Remove the mounting screws (1) that fasten the EBCM (2) to the BPMV (3).





6. Remove the EBCM (2) from the BPMV (3). Removal may require a light amount of force.

Notice: Do not use a tool to pry the EBCM or the BPMV. Excessive force will damage the EBCM.





7. Disconnect the BPMV electrical connector from the EBCM.
8. Clean the BPMV to EBCM mounting surfaces with a clean cloth.

Installation Procedure

Important:
^ Do not reuse the old mounting screws. Always install new mounting screws with the new EBCM.
^ Do not use RTV or any other type of sealant on the EBCM gasket or mating surfaces.





1. Connect the BPMV electrical connector to the EBCM.





2. Install the EBCM to the BPMV.





3. Notice: Refer to Fastener Notice in Service Precautions.

Install the new screws (1) in the EBCM (2).
Tighten the screws to 5 Nm (39 inch lbs.) in an X-pattern.





4. connect the chassis electrical connectors to the EBCM.
5. Lower the vehicle.
6. Connect the negative battery cable.
7. Revise the tire calibration using the Scan Tool Tire Size Calibration function.
8. Return to Diagnostic Starting Point - Antilock Brake System.