B2453

LIGHTING (EXT): LIGHTING SYSTEM: B2453: Variation Error
B2453 - Variation Error

DESCRIPTION

This DTC is output when a headlight leveling ECU assembly is assembled whose variation differs from the vehicle's.





INSPECTION PROCEDURE

NOTICE:
Initialization is necessary when the headlight leveling ECU assembly is replaced Initialization.

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 B2453 is not output

NG -- REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Removal

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