Headlamp High Beam Does Not Illuminate (Both Sides)

HEADLAMP (FOR USA)

Headlamp High Beam Does Not Illuminate (Both Sides)


1. CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INPUT SIGNAL

With CONSULT
1.Select "BCM" on CONSULT. Select "HEAD LAMP" on "SELECT TEST ITEM" screen.
2.Select "DATA MONITOR" on "SELECT DIAG MODE" screen. Make sure that "HI BEAM SW" turns ON-OFF linked with operation of lighting switch.
When lighting switch is high position: HI BEAM SW ON

Without CONSULT
Combination Switch Inspection .
OK or NG
OK- GO TO 2.
NG- Check combination switch (lighting and turn signal switch). Combination Switch Inspection .

2. HEADLAMP ACTIVE TEST

With CONSULT
1.Select "IPDM E/R" on CONSULT. Select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
2.Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
3.Touch "HI" screen.

4.Make sure headlamp high beam operates.
Headlamp high beam should operate
(Headlamp high beam repeats ON-OFF every 2 seconds).

Without CONSULT
1.Start auto active test. Auto Active Test .
2.Make sure headlamp high beam operates.
Headlamp high beam should operate.
OK or NG
OK- GO TO 3.
NG- GO TO 4.

3. CHECK IPDM E/R

1.Select "IPDM E/R" on CONSULT. Select "DATA MONITOR" on "SELECT DIAG MODE" screen.
2.Make sure "HL HI REQ" turns ON when lighting switch is in high position.
When lighting switch is high position: HL HI REQ ON
OK or NG
OK- Replace IPDM E/R. Service and Repair .
NG- Replace BCM. Service and Repair .

4. HEADLAMP HIGH BEAM FUSE INSPECTION

Inspect 10A fuse No. 34 (RH) and fuse No. 35 (LH).
OK or NG
OK- GO TO 5.
NG- Repair harness.

5. BULB INSPECTION

Inspect inoperative headlamp bulbs.
OK or NG
OK- GO TO 6.
NG- Replace headlamp bulb. Service and Repair .

6. CHECK HEADLAMP INPUT SIGNAL

With CONSULT
1.Turn ignition switch OFF.
2.Disconnect headlamp connector.
3.Select "IPDM E/R" on CONSULT. Select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
4.Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
5.Touch "HI" screen.





6.When headlamp high beam is operating, check voltage between headlamp harness connector and ground (Headlamp high beam repeats ON-OFF every 2 seconds).





Without CONSULT
1.Turn ignition switch OFF.
2.Disconnect headlamp connector.
3.Start auto active test. Auto Active Test .
4.When headlamp high beam is operating, check voltage between headlamp harness connector and ground.





OK or NG
OK- GO TO 7.
NG- GO TO 8.

7. CHECK HEADLAMP GROUND CIRCUIT

1.Turn ignition switch OFF.





2.Check continuity between headlamp harness connector and ground.





OK or NG
OK- Check front combination lamp connector for damage or poor connection. Repair as necessary.
NG- Repair harness.

8. CHECK HEADLAMP CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect IPDM E/R connector.





3.Check continuity between IPDM E/R harness connector (A) and headlamp harness connector (B).





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