Navigation System (For HDD)

NAVIGATION: NAVIGATION SYSTEM (for HDD): U0073,U0126,U0129,U0132,U0155,U0164,U0293,U1110: Control Module Communication Bus Off
U1110 - Lost Communication with Clearance Warning ECU

DESCRIPTION

This DTC is stored when a CAN communication circuit malfunction is detected by display and navigation module display self check.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

(a) Clear the DTCs Navigation System (for HDD).

(b) Check for DTCs and check if the same trouble occurs again.

OK:

No DTCs are output.

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

OK -- USE SIMULATION METHOD TO CHECK Electronic Circuit Inspection Procedure