DTC B124B: Automatic High Beam System [11/2014 - ]: Procedure
- CHECK FOR DTC (AUTOMATIC HIGH BEAM SYSTEM)
- Clear the DTCs. Refer to DTC CHECK / CLEAR [11/2014 - ] .
- Check for DTCs. Refer to DTC CHECK / CLEAR [11/2014 - ]
.
OK
DTC B124B is not output.
NG → See step 2
OK → See step 5
- CHECK FOR DTC (LANE DEPARTURE ALERT SYSTEM)
- Check for DTCs. Refer to DTC CHECK / CLEAR [11/2014 - ]
.
Result
Result Proceed to Lane departure alert system DTCs are not output A Lane departure alert system DTCs are output B CAN communication system DTCs are output C
B → See step 4
C → See step 6
A: Go to next step
- Check for DTCs. Refer to DTC CHECK / CLEAR [11/2014 - ]
.
- INSPECT LANE DEPARTURE ALERT WARNING
- Check if a lane departure alert system warning message is displayed on the multi-information display.
OK
No lane departure alert system warning message are displayed.
NG → See step 8
OK → See step 7
- Check if a lane departure alert system warning message is displayed on the multi-information display.
- GO TO LANE DEPARTURE ALERT SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2014 - ]
- USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2014 - ]
- GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2014 - ]
- REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to REMOVAL [11/2014 - ]
- REPLACE LANE DEPARTURE WARNING CAMERA. Refer to REMOVAL [11/2014 - ]