Navigation System
NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: U0073,U0100,U0126,U0155,U0164,U1110: Control Module Communication Bus Off
U1110 - Lost Communication with Clearance Warning ECU
DESCRIPTION
These DTCs are stored when a CAN communication circuit malfunction is detected by the display and navigation module display self-check.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK FOR DTC
(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.
(b) Check for DTCs and check if the same trouble occurs again.
OK:
No DTCs are output.
NG -- GO TO CAN COMMUNICATION SYSTEM CAN Communication System
OK -- USE SIMULATION METHOD TO CHECK Electronic Circuit Inspection Procedure