DTC B12F3: Notes

DTC B12F3  : BCM (Body Control Module) Lost Communication with Transmission Control Unit

How to use this manual .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot .

NOTE:  If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks .