Navigation System

NAVIGATION: NAVIGATION SYSTEM: U0073, U0155, U0293: Control Module Communication Bus Off
U0293 - Lost Communication with HV ECU

DESCRIPTION

These DTCs are stored when a CAN communication circuit malfunction is detected by the navigation receiver assembly self-check.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC

(a) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.

(b) Recheck for DTCs and check if the same DTC is output again.

Result:





C -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting

B -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting

A -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting