DTC UXXXX: -
WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2006 Mercury Mountaineer, 2006 Mercury Monterey, 2006 Mercury Montego, 2006 Mercury Mariner, and 2006 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
'x' equals any number 0 through 9 or letter A through F.
UXXXX - NETWORK COMMUNICATION DIAGNOSTIC TROUBLE CODE (DTC)
| Description: | Powertrain related DTC from another module. | ||
| Possible Causes: | |||
| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | For U DTC(s) received during self-test of a module other than the powertrain control module (PCM), refer to QT STEP 1: POWERTRAIN CONTROL MODULE QT (PCM) QUICK TEST . | ||
NOTE:
DTC P1000 is ignored in the key on engine off (KOEO) and key on engine running (KOER) self-tests. Disregard DTC P1000 and continue as directed.