Diagnostic Aids

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

It is very important that a thorough inspection of the wiring and connectors be performed. Failure to carefully and fully inspect wiring and connectors may result in misdiagnosis, causing part replacement with reappearance of the malfunction.
If an intermittent malfunction exists refer to Checking Aftermarket Accessories in Wiring Systems.
Possible causes for DTC C0244 to set:
- Open in the Torque Delivered Control circuit.
- Torque Delivered Control circuit shorted to ground or voltage.
- Communication frequency problem.
- Communication duty cycle problem.
- Torque Delivered Control circuit has a wiring problem, terminal corrosion, or poor connections.
- EBCM not receiving information from the PCM.