DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0129-87: Lost Communication With Brake System 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 U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0168-87: Lost Communication with Vehicle Security Control Module Missing Message; DTC U0198-87: Lost Communication with Telematic Control Module "A" Missing Message; DTC U023B-87: Lost Communication with Image Processing Module "B" Missing Message; DTC U0265-87: Lost Communication with Image Processing Sensor A Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1000-49: CAN Register Fixing Internal Electronic Failure; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message [10/2022 - ]: Procedure

1. Clear the DTCs.

   Body Electrical > Navigation System > Clear DTCs 

2. Turn the ignition switch off.
3. Turn the ignition switch to ON and wait for 45 seconds or more.
4. Check for DTCs.

   Body Electrical > Navigation System > Trouble Codes 

   Result

   Result	Proceed to
   DTCs are not output	A
   DTC U0100-87, U0129-87, U0140-87, U0155-87, U0164-87, U0168-87, U0198-87, U023B-87, U0265-87, U0293-87, U1000-49 or U1110-87 is output	B
   U1000-49 is output	C

Result: 

A 

GO TO HOW TO PROCEED WITH TROUBLESHOOTING. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [07/2020 - ] 

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - ] 

Result: 

C 

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2022 - ]