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 [06/2021 - ]: Procedure

1. Clear the DTCs.

   Body Electrical > Telematics > Clear DTCs 

2. Recheck for DTCs and check if the same DTCs are output again.

   Body Electrical > Telematics > Trouble Codes 

   Result

   Result	Proceed to
   No DTCs are output.	A
   DTCs are output.	B

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2021 - ] 

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2018 - ]