| DTC Code | DTC Name |
|---|---|
| B241C | VGRS ECU |
DESCRIPTION
The headlight ECU sub-assembly LH receives signals indicating direction and amount the steering is turned from the front steering control ECU using CAN communication.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B241C | Malfunction in front steering control ECU. |
|
WIRING DIAGRAM
| *1 | Front Steering Control ECU |
| *2 | Headlight ECU Sub-assembly LH |
| *3 | CAN Communication Line |
CAUTION / NOTICE / HINT
Note
Perform the communication function inspections in Diagnosis System to confirm that there are no CAN communication malfunctions before performing the following procedure.
for LHD: Click here
for RHD: Click here
If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH Click here.
PROCEDURE
CLEAR DTC
Clear the DTCs Click here.
| NEXT |
|
CHECK FOR DTC
Check for DTCs Click here.
| OK |
|---|
| DTC B2414 is not output. |
| OK |
|
USE SIMULATION METHOD TO CHECK Click here |
| NG |
|
CHECK FRONT STEERING CONTROL ECU
Temporarily replace the front steering control ECU with a new or normally functioning one Click here.
Check for DTCs Click here.
| OK |
|---|
| DTC B2414 is not output. |
| OK |
|
END (FRONT STEERING CONTROL ECU WAS DEFECTIVE) |
| NG |
|
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH Click here |