Symptom Troubleshooting Chart - Daytime Running Lamps (DRL)
SYMPTOM TROUBLESHOOTING CHART - DAYTIME RUNNING LAMPS
| Problem |
Possible Cause |
Action |
| The daytime running lamps (DRL) are inoperative |
|
NOTE:
- Make sure the SJB is configured for daytime running lamps (DRL).
- Place the headlamp switch in the HEADLAMPS ON position.
- If the headlamps operate correctly, install a new SJB. See
SMART JUNCTION BOX (SJB)
. Test the system for normal operation.
- If the headlamps do not operate correctly, see
HEADLAMPS
.
|
| The daytime running lamps (DRL) are on with the parking brake set |
- Circuitry
- SJB
- Instrument cluster
|
- Apply the parking brake with the ignition switch in the RUN position.
- If the brake warning indicator operates correctly, install a new SJB. See
SMART JUNCTION BOX (SJB)
. Test the system for normal operation.
- If the brake warning indicator does not operate correctly, see
INSTRUMENT CLUSTER
.
|