• | 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 electronic brake control module (EBCM) receives invalid information from other modules through the GMLAN serial data bus. The EBCM will set DTC based on this information.
• | The ignition is ON. |
• | Ignition voltage is greater than 8 volts. |
The EBCM receives invalid information from other modules.
• | The EBCM operates normal. |
• | The antilock brake system (ABS), vehicle dynamics caution (VDC), and brake indicator lights remain OFF. |
• | The condition for the DTC is no longer present and the DTC is cleared with a scan tool. |
• | The EBCM automatically clears the history DTC when a current DTC is not detected in 100 consecutive drive cycles. |
This DTC is for information only. As an aid to the technician, this DTC indicates that there are no problems in the ABS.
Antilock Brake System Schematics
Control Module References for Scan Tool Information
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.