DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0163-87: Lost Communication with Navigation Control Module Missing Message [11/2022 - ]: Procedure
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- CHECK DTC OUTPUT
- Check for DTCs.
Body Electrical > Air Conditioner > Trouble Codes
Result
Result Proceed to DTC U0100-87, U0131-87, U0140-87, U0155-87 or U0163-87 is output A DTCs are not output B None of the above conditions are met C
Result:
A
GO TO CAN COMMUNICATION SYSTEM
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2022 - 11/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - 12/2024] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2024 - ]
Result:
B
USE SIMULATION METHOD TO CHECK
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2021 - ]
Result:
C
GO TO DIAGNOSTIC TROUBLE CODE CHART
- Check for DTCs.