• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
• | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
• | Diagnostic Procedure Instructions provides an overview of each diagnostic category |
The body control module (BCM) performs a self test and vehicle identification number (VIN) verification. This DTC indicates that a VIN is not programmed or that the BCM has an internal fault. The internal fault detection is handled inside the control module, no external circuits are involved.
The only requirements are that voltage and ground are supplied to the BCM.
The BCM has detected that the VIN is not programmed.
The vehicle will not start.
• | The condition for setting the DTC is no longer present. |
• | The history DTC will clear after 50 fault-free ignition cycles. |
• | The DTC can be cleared using a scan tool. |
Body Control System Schematics
Control Module References for scan tool information
⇒ | If the DTC is set, program the control module. |
⇒ | If the DTC is set, replace the control module. |
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Body Control Module Programming and Setup for BCM replacement, setup and programming