Body Control Module: Service and Repair

Removal

1. Disconnect the negative (-) battery terminal.
2. Remove the glove box.





3. Remove the BCM (A) after removing the connector (B) and nuts (2EA).










Installation

1. Install the BCM after connecting the connector.
2. Install the glove box.

Inspection

BCM Connectors









BCM Logic Output






Trouble Diagnostics When Using Diagnosis Tool

1. The body control system can be diagnosed by using the GDS.
The BCM communicates with the GDS which then displays inputs and outputs along with codes.
2. To diagnose the BCM function, select the menu of model and body control module.




3. To consult the present input/out value of BCM, "Current DATA". It provides information of BCM input/output conditions of power supply, turn signal/brake lamp, headlamp, door locks, outside mirror, wiper, auto-light and transmitters etc.




4. To perform functional test on BCM outputs, select "ACTUATION TEST"