DESCRIPTION
These DTCs are stored if the headlight ECU sub-assembly LH or RH detects an internal malfunction. The headlight ECU sub-assembly LH stores DTC B242C or B242D.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B242C |
Right Headlight ECU Malfunction |
An internal malfunction occurs in the headlight ECU sub-assembly RH |
Headlight ECU sub-assembly RH |
- |
B242D |
Left Headlight ECU Malfunction |
An internal malfunction occurs in the headlight ECU sub-assembly LH |
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. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
Body Electrical > HL AutoLeveling > Clear DTCs
|
2. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Check for DTCs.
Click here
Body Electrical > HL AutoLeveling > Trouble CodesOK:
DTC B242C and B242D are not output.
Result |
Proceed to |
---|---|
OK |
A |
NG (DTC B242C is output) |
B |
NG (DTC B242D is output) |
C |
A |
USE SIMULATION METHOD TO CHECK |
B |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH |
C |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH |
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