ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 2836 > < Initial Inspection and Diagnostic Overview|Page 2834
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L2-L3

Normal Operation

The scan tool connects to the data link connector (DLC) to communicate with the controller area network (CAN), universal asynchronous
receiver-transmitter (UART)-based protocol (UBP) communications network and the international standards organization (ISO) 9141 communications
networks.

Possible Causes

-

Fuse

-

Circuit 40 (LB/WH) open

-

Circuit 57 (BK) open

-

Circuit 567 (LB/YE) open

-

Scan tool

Programming and Relearning

PROGRAMMABLE MODULE INSTALLATION

Initial Inspection and Diagnostic Overview|Page 2836 > < Initial Inspection and Diagnostic Overview|Page 2834