Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
From 08/2009
LIGHTING (EXT): LIGHTING SYSTEM: U0101,U0073,U0100,U0126,U0129,U0130,U0142,U0163,U0182,U1000,U1121: Lost
Communication with ECM
U1121 - Lost Communication with Driver Seat Module
DESCRIPTION
The DTCs are stored when the CAN communication system is malfunctioning.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK FOR DTC
(a) Clear the DTCs See: Lighting and Horns/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes.
(b) Check for DTCs See: Lighting and Horns/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes.
OK:
DTCs are not 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
METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: U0100,U0129,U0131,U0142,U0151: Lost Communication with ECM / PCM
"A"
U0151 - Lost Communication with Airbag ECU
DESCRIPTION
The combination meter assembly communicates with the ECM via the CAN communication system (CAN No. 1 Bus).
No comments:
Post a Comment