B2413

LIGHTING: LIGHTING SYSTEM: B2412: Headlight Swivel Motor LH Malfunction

DTC B2412 - Headlight Swivel Motor LH Malfunction

DTC B2413 - Headlight Swivel Motor RH Malfunction

DESCRIPTION

The swivel actuator receives the signal from the AFS ECU via the headlight swivel ECU to operate and sends the signal regarding direction of the headlight and condition of the headlight swivel motor to the headlight swivel ECU.






WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (HEADLIGHT SWIVEL ECU - HEADLIGHT SWIVEL MOTOR)





(a) Disconnect the headlight swivel ECU connector and headlight swivel motor connector.
(b) Measure the resistance according to the value(s) in the table below.
Resistance:
LH Side (B2412)






RH Side (B2413)






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. INSPECT HEADLIGHT SWIVEL MOTOR





(a) Disconnect the headlight swivel motor connector.
(b) Measure the resistance according to the value(s) in the table below.
Resistance:
LH Side (B2412)






RH Side (B2413)






NG -- REPLACE HEADLIGHT SWIVEL MOTOR
OK -- Continue to next step.
3. INSPECT AFS ECU





(a) Disconnect the headlight swivel motor connector.
(b) Measure the voltage according to the value(s) in the table below.
Voltage:
LH Side (B2412)






RH Side (B2413)






Result:






C -- REPLACE AFS ECU
B -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
A -- Continue to next step.
4. REPLACE HEADLIGHT SWIVEL MOTOR
OK:
Returns to normal operation.
NG -- REPLACE AFS ECU
OK -- END
5. REPLACE AFS ECU
OK:
Returns to normal operation.
NG -- REPLACE AFS ECU
OK -- END