Possible Causes
| Possible Causes |
|---|
| BRAKE LAMP SWITCH OUTPUT CIRCUIT OPEN OR HIGH RESISTANCE |
| GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| CENTER HIGH MOUNTED STOP LAMP (CHMSL) |
| BODY CONTROL MODULE (BCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to STANDARD PROCEDURE .