LIGHTING (EXT) AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM B2451 Variation Code not Written
DESCRIPTION
The headlight leveling ECU assembly stores this DTC if the vehicle specifications have not been stored in the ECU.
- HINT:
-
The vehicle specifications are stored in the ECU at the factory.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2451 | Variation Code not Written | Vehicle specifications have not been stored | Headlight leveling ECU assembly |
CAUTION / NOTICE / HINT
- NOTICE:
-
If the headlight leveling ECU assembly has been replaced, it is necessary to initialize the headlight leveling ECU assembly.
-
Click hereVehicle Exterior>LIGHTING (EXT)>AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM>INITIALIZATION
PROCEDURE
1.REPLACE HEADLIGHT LEVELING ECU ASSEMBLY
a.
Replace the headlight leveling ECU assembly with a new or known good one.
Click hereVehicle Exterior>LIGHTING (EXT)>HEADLIGHT LEVELING ECU>REMOVAL
- Result:
Proceed to NEXT
NEXT
2.INITIALIZATION HEADLIGHT LEVELING ECU ASSEMBLY
2.INITIALIZATION HEADLIGHT LEVELING ECU ASSEMBLY
a.
Perform initialization of the headlight leveling ECU assembly.
Click hereVehicle Exterior>LIGHTING (EXT)>AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM>INITIALIZATION
- Result:
Proceed to NEXT
NEXT
END