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Diagnostic Trouble Code (DTC) Index

WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE (DTC) INDEX

DTC Description Source Action
U0001 High Speed Communication Bus DEM GO to PINPOINT TEST M .
U0002 High Speed Communication Bus Performance Instrument Cluster GO to PINPOINT TEST M .
U0020 Low Speed Communication Bus Performance Instrument Cluster GO to PINPOINT TEST N .
U0073 High Speed Communication Bus Transmission Control Module (TCM) GO to PINPOINT TEST M .
U1900 CAN Communication Bus Fault ABS Module GO to PINPOINT TEST M .
U1900 CAN Communication Bus Fault Audio Unit GO to PINPOINT TEST N .
U1900 CAN Communication Bus Fault DSM GO to PINPOINT TEST N .
U1900 CAN Communication Bus Fault RCM GO to PINPOINT TEST M .
U1900 CAN Communication Bus Fault SJB GO to PINPOINT TEST N .
U1900 CAN Communication Bus Fault - Receive Error (high speed CAN) Instrument Cluster GO to PINPOINT TEST M .
U1901 CAN Network #2 Communication BUS Fault - Receive Error (medium speed CAN) Instrument Cluster GO to PINPOINT TEST N .
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