Electronic Brake Control Module: Service and Repair

REMOVAL PROCEDURE

IMPORTANT: The EBTCM cannot be repaired. If faulty it must be replaced as an assembly.

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.





1. Disconnect the negative battery cable.
2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Powertrain Management - 4.6L.
3. Reposition the PCM to create access to the EBTCM.
4. Raise the vehicle. Refer to Vehicle Lift Points in General Information.
5. Remove the lower radiator splash shield. Refer to Splash Shield Replacement - Engine in Body Front End.
6. Remove the left front wheel well splash shield. Refer to Wheelhouse Panel Replacement (DeVille) or Wheelhouse Panel Replacement (Eldorado) in Body Front End.
7. Remove the 3 EBTCM/BPMV assembly bracket nuts.
8. Remove the 2 lower EBTCM to BPMV bolts.
9. Lower the vehicle. Refer to Vehicle Lift Points in General Information.
10. Disconnect the EBTCM connector.
11. Remove the front insulator and insulator mounting bolt.
12. Remove the 2 upper EBTCM to BPMV bolts.

CAUTION: Do not pry the EBTCM from the BPMV as damage to the seal may result.





13. Separate the EBTCM from the BPMV by gently pulling forward until separated. Be careful not to damage the seal.

INSTALLATION PROCEDURE

IMPORTANT: When replacing the EBTCM, Magna Steer (R) must be recalibrated. Refer to Variable Effort Steering Programming in Variable Effort Steering.





1. Clean the seal and BPMV gasket surface with alcohol.

IMPORTANT: Do not tighten the bolts.

2. Install the EBTCM to the BPMV with the 2 upper EBTCM to BPMV bolts.
3. Raise the vehicle. Refer to Vehicle Lift Points in General Information.

NOTICE: Refer to Fastener Notice in Service Precautions.





4. Install the 2 lower EBTCM to BPMV bolts.

Tighten the 2 lower EBTCM to BPMV bolts to 5 Nm (40 inch lbs.).

5. Install the front insulator and insulator mounting bolt.

Tighten the insulator mounting bolt to 14 Nm (10 ft. lbs.).

6. Install the 3 EBTCM/BPMV assembly bracket nuts.

Tighten the 3 EBTCM/BPMV assembly bracket nuts to 10 Nm (89 inch lbs.).

7. Install the lower radiator splash shield. Refer to Splash Shield Replacement - Engine in Body Front End.
8. Install the left front wheel well splash shield. Refer to Wheelhouse Panel Replacement (DeVille) or Wheelhouse Panel Replacement (Eldorado) in Body Front End.
9. Lower the vehicle. Refer to Vehicle Lift Points in General Information.
10. Tighten the 2 upper EBTCM to BPMV bolts.

Tighten the 2 upper EBTCM to BPMV bolts to 5 Nm (40 inch lbs.).

11. Install the EBTCM electrical connector. Make sure the EBTCM connector tab is locked down.
12. Reposition the PCM to the proper position.
13. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Powertrain Management.
14. Install the negative battery cable.
15. Perform the ABS Diagnostic System Check. Refer to A Diagnostic System Check - ABS.