DTC U0142: Lost Communication with Body Control Module "B"; DTC U023A: Lost Communication With Image Processing Module "A" [08/2015 - ]: Procedure

1. Clear the DTCs (Refer to DTC CHECK / CLEAR [08/2015 - ] ).
2. Check for DTCs (Refer to DTC CHECK / CLEAR [08/2015 - ] ).

   OK

   DTC U0142 or U023A is not output.

Result: 

OK 

USE SIMULATION METHOD TO CHECK 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2017] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2017 - ] )

Result: 

NG 

GO TO CAN COMMUNICATION SYSTEM 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - ] )