Possible Causes
| Possible Causes |
|---|
| IMPROPER STOP/BRAKE LAMP SWITCH ADJUSTMENT |
| (B15) BRAKE SIGNAL 1 CIRCUIT SHORTED TO GROUND |
| (B16) BRAKE SIGNAL 2 CIRCUIT SHORTED TO VOLTAGE |
| (F202) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN OR HIGH RESISTANCE |
| (Z906) GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| (B15) BRAKE SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE |
| (B16) BRAKE SIGNAL 2 CIRCUIT OPEN OR HIGH RESISTANCE |
| STOP LAMP SWITCH |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .