Body Control Systems

DTC U0140: Lost Communication with Body Control Module

Wiring Diagram

Wiring Diagram:

DTC Detecting Condition and Trouble Area

DTC Detecting Condition And Trouble Area:

DTC Confirmation Procedure
1. Clear DTC referring to "DTC Clearance".
2. Start engine and run it for 1 min. or more.
3. Check DTC referring to "DTC Check".

DTC Troubleshooting

NOTE: Before this trouble shooting is performed, read the precautions for DTC troubleshooting referring to Precautions for DTC Troubleshooting.

Step 1-6:

Step 7-11:

Step 12-14:

Step 15-17: