Headlamp Low Beam Does Not Illuminate (One Side)

HEADLAMP (FOR USA) - XENON TYPE -


Headlamp Low Beam Does Not Illuminate (One Side)

1.CHECK BULB
Check ballast (HID control unit) and xenon bulb of lamp which does not illuminate. Xenon Headlamp Trouble Diagnosis.
OK or NG
OK - GO TO 2.
NG - Repair malfunctioning part.
2.CHECK HEADLAMP INPUT SIGNAL
CONSULT-III ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Select "LAMPS" of IPDM E/R active test item.
4. Touch "LO" screen.





5. With operating the test item, check voltage between front combination lamp RH or LH harness connector and ground.





IPDM E/R AUTO ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Activate auto active test. Auto Active Test.
4. When headlamp low beam is operating, check voltage between front combination lamp RH or LH harness connector and ground.





OK or NG
OK - GO TO 3.
NG - GO TO 4.
3.CHECK HEADLAMP GROUND
1. Turn ignition switch OFF.





2. Check continuity between front combination lamp RH or LH harness connector and ground.





OK or NG
OK - Check headlamp harness and connectors.
NG - Repair harness or connector.
4.CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.





3. Check continuity between IPDM E/R harness connector (A) and front combination lamp RH or LH harness connector (B).





4. Check continuity between IPDM E/R harness connector (A) and ground.





OK or NG
OK - Replace IPDM E/R. Service and Repair.
NG - Repair harness or connector.