DTC U1000: CAN Communication Failure (Message Registry) [06/2018 - 09/2022]: Procedure
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- CHECK FOR DTC
- Using the Techstream, check for DTCs according to the prompts on the screen.
HINT:
After turning the engine switch from off to on (IG), wait 10 seconds or more before checking for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes
- Clear the DTCs according to the screen on the Techstream.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs
- Recheck for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes
OK
DTC U1000 is not output.
HINT:
- If DTC U1000 is not output after clearing the DTCs, an intermittent CAN communication circuit malfunction is suspected.
- If DTC U1000 is output frequently, replace the clearance warning ECU assembly, even though the DTC was not output when rechecking for DTCs.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]
Result:
NG
REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to REMOVAL [06/2018 - 08/2021] , or refer to REMOVAL [08/2021 - 09/2022]
- Using the Techstream, check for DTCs according to the prompts on the screen.