PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM (w/ Side Monitor System): U0073,U0100,U0129,U0140: Control
Module Communication Bus Off
U0140 - Lost Communication with Main Body ECU
DESCRIPTION
These DTCs are stored if there is a malfunction in the CAN communication system connected to the parking assist ECU.
HINT
If CAN communication system DTCs are stored, they may also be stored in other systems.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK DTC OUTPUT
(a) Clear the DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Rear View Monitor System (w/ Side Monitor System).
(b) Check for DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Rear View Monitor System (w/ Side Monitor System).
Result:
HINT
* If the CAN communication system has been inspected and repaired in other systems, the DTCs will not be output when
rechecking for DTCs.
* If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform the inspection
again, even though the DTC was not output when rechecking for DTCs See: Accessories and Optional Equipment/Antitheft
and Alarm Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With
Troubleshooting.
B -- 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
A -- 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
From 08/2009
PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM (w/ Side Monitor System): U0073,U0100,U0129,U0140: Control
Module Communication Bus Off
U0140 - Lost Communication with Main Body ECU
DESCRIPTION
These DTCs are stored if there is a malfunction in the CAN communication system connected to the parking assist ECU.
HINT
If CAN communication system DTCs are stored, they may also be stored in other systems.
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