DESCRIPTION
This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH.
The headlight ECU sub-assembly LH outputs DTC B2451.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B2451 |
Vehicle Specifications have not been Stored |
Vehicle specification information not written |
Headlight ECU sub-assembly LH |
- |
CAUTION / NOTICE / HINT
NOTICE:
After the headlight ECU sub-assembly LH is replaced, vehicle information registration and initialization are necessary.
Click here
PROCEDURE
1. |
VEHICLE INFORMATION HEADLIGHT ECU SUB-ASSEMBLY LH |
(a) Register vehicle information for the headlight ECU sub-assembly LH.
Click here
|
2. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
|
3. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Turn on the headlights using the light control switch.
(c) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTC B2451 output does not occur |
A |
DTC B2451 output occurs |
B |
A | ![]() |
END (NORMAL AFTER VEHICLE INFORMATION REGISTERED) |
B | ![]() |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH |
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