DTC U1000: CAN Communication Failure (Message Registry) [09/2016 - ]: Procedure
- CLEAR DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.
- Clear the DTCs.
Body Electrical > HL AutoLeveling > Clear DTCs
Result
Proceed to NEXT
Result:
NEXT
See step 2
- CHECK FOR DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.
- Check for DTCs.
Body Electrical > HL AutoLeveling > Trouble Codes
OK
DTC U1000 is not output.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2016 - 05/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [05/2019 - 07/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2020 - 06/2021] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2021 - ]
Result:
NG
REPLACE NO. 1 HEADLIGHT ECU SUB-ASSEMBLY LH. Refer to REMOVAL [09/2016 - ]