Lighting System

LIGHTING (EXT): LIGHTING SYSTEM: B2410,B2411: Headlight Swivel Motor LH Communication Malfunction
B2411 - Headlight Swivel Motor RH Communication Malfunction

DESCRIPTION

These DTCs are stored when the AFS ECU (headlight swivel ECU assembly) detects errors in its own communication with the headlight swivel motor.





WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1. CHECK FOR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B2410 or B2411 is not output.

NG -- CHECK HARNESS AND CONNECTOR (BATTERY - AFS ECU)

OK -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

2. CHECK HARNESS AND CONNECTOR (BATTERY - AFS ECU)

(a) Disconnect the A61 AFS ECU (headlight swivel ECU assembly) connector.





(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (AFS ECU - BODY GROUND)

(a) Disconnect the A61 AFS ECU (headlight swivel ECU assembly) connector.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

4. CHECK HARNESS AND CONNECTOR (AFS ECU - HEADLIGHT UNIT)

(a) Disconnect the A61 AFS ECU (headlight swivel ECU assembly) connector.

(b) Disconnect the A16 or A17 headlight unit connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

LH Side (B2410)





RH Side (B2411)





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

5. INSPECT AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY)

(a) Reconnect the A61 AFS ECU (headlight swivel ECU assembly) connector.





(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

LH Side (B2410)





RH Side (B2411)





Text in Illustration





NG -- REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY)
OK -- Continue to next step.

6. INSPECT HEADLIGHT UNIT

(a) Remove the headlight unit Components.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

LH Side (B2410)





RH Side (B2411)





Text in Illustration





NG -- REPLACE HEADLIGHT UNIT Components
OK -- Continue to next step.

7. REPLACE HEADLIGHT SWIVEL MOTOR (HEADLIGHT REFLECTOR)

(a) Temporarily replace the headlight swivel motor (headlight reflector) with a new or normally functioning one Components.

(b) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B2410 or B2411 is not output.

NG -- REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY)

OK -- END