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Home >> Lincoln >> 2019 >> Navigator Select, 4WD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Four-Wheel Drive Systems >> Diagnosis And Testing >> Four-Wheel Drive Systems - Vehicles With: 1-Speed Torque On Demand Transfer Case >> Pinpoint Tests >> Pinpoint Test J : U0140:00 >> Notes

Pinpoint Test J : U0140:00: Notes

Refer to Wiring Diagram Four Wheel Drive Systems for schematic and connector information.

Normal Operation 

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U0140 Lost Communication With Body Control Module (BCM): No Sub Type Information Sets in continuous memory in the ATCM if data messages received from the BCM through the GWM are missing for 5 seconds or longer.

Possible Sources 

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