Headlamp Alignment Switch: Service and Repair

AFS SWITCH

Component Function Check


1. CHECK AFS SWITCH SIGNAL BY CONSULT

CONSULT DATA MONITOR
1.Turn ignition switch ON.
2.Select "AFS SW" of ADAPTIVE LIGHT data monitor item.
3.With operating the AFS switch, check the monitor status.





Is the inspection result normal?
YES- AFS switch circuit is normal.
NO- .


Diagnosis Procedure


1. CHECK AFS SWITCH FUSE

1.Turn ignition switch OFF.
2.Check that the following fuses is not fusing.





Is the inspection result normal?
YES- GO TO 2.
NO- Repair the applicable. And then replace the fuse.

2. CHECK POWER SUPPLY CIRCUIT

1.Disconnect meter control switch connector.
2.Check voltage between meter control switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

3. CHECK AFS SWITCH CIRCUIT

1.Disconnect AFS control unit connector.
2.Check continuity between AFS control unit harness connector and meter control switch harness connector.





3.Check continuity between AFS control unit harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK AFS SWITCH

.
Is the inspection result normal?
YES- Replace AFS control unit. Removal and Installation.
NO- Replace AFS switch.


Component Inspection


1. CHECK AFS SWITCH

1.Turn ignition switch OFF.
2.Disconnect meter control switch connector.
3.Check continuity between meter control switch terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace AFS switch.