OK:
No DTCs are output.
NG -- GO TO CAN COMMUNICATION SYSTEM See: Powertrain Management/Computers and Control Systems/Information
Bus/Testing and Inspection/Initial Inspection and Diagnostic Overview/CAN Communication System/How to Proceed With
Troubleshooting
OK -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
From 08/2009
NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for HDD): U0073,U0155,U0164,U1110: Control Module
Communication Bus Off
U1110 - Lost Communication with Clearance Warning ECU
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK DTC
(a) Clear the DTC See: Accessories and Optional Equipment/Navigation System/Testing and Inspection/Reading and Clearing
Diagnostic Trouble Codes/Navigation System (for HDD).
(b) Recheck for DTCs and check if the same DTC is output again.
OK:
No DTCs are output.
NG -- GO TO CAN COMMUNICATION SYSTEM See: Powertrain Management/Computers and Control Systems/Information
Bus/Testing and Inspection/Initial Inspection and Diagnostic Overview/CAN Communication System/How to Proceed With
Troubleshooting
OK -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
Up to 08/2009
NETWORKING: CAN COMMUNICATION SYSTEM: U1115: Lost Communication with Tilt and Telescopic Module
U1115 - Lost Communication with Tilt and Telescopic Module
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