Possible Causes
| Possible Causes |
|---|
| BRAKE SIGNAL 1 CIRCUIT SHORTED TO VOLTAGE |
| BRAKE SIGNAL 1 CIRCUIT SHORTED TO GROUND |
| BRAKE SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE |
| BRAKE SIGNAL 2 CIRCUIT SHORTED TO VOLTAGE |
| BRAKE SIGNAL 2 CIRCUIT SHORTED TO GROUND |
| BRAKE SIGNAL 2 CIRCUIT OPEN OR HIGH RESISTANCE |
| FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN OR HIGH RESISTANCE |
| STOP LAMP SWITCH BATTERY FEED CIRCUIT OPEN OR HIGH RESISTANCE |
| STOP LAMP SWITCH OUT OF ADJUSTMENT |
| STOP LAMP SWITCH |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .