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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 792 (Data Link Communication System) >> Diagnostic Information and Procedures >> DTC U1000 and U1255: Critical Operating Parameter Has Not Been Associated >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

At least one critical operating parameter has not been associated with an identification number within about 5 seconds after beginning serial data communication.