Monitor GDS Data
- Connect GDS to Data Link Connector (DLC) and engine "ON".
- Select "Current Data" mode and monitor the "Main function activation status, HLL position, DBL position" parameter on the GDS.
- Check the operation of "HLL position and DBL position" use "Actuation Test".
* lamp driving check
- Headlamp S/W ON state maintenance
- Headlamps Up, Down, Left, Right actuator operation Status at start-up (headlamps initialization)
- Visually check whether the headlamp driving - LIN communication is normal
- Is parameter displayed within specifications?
YES
- Fault might be intermittent caused by poor contact in the sensor's and/or ECU's connector or was repaired and ECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure
NO
- Go to "WIRING INSPECTION " procedure.
- Fault might be intermittent caused by poor contact in the sensor's and/or ECU's connector or was repaired and ECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.