Faulty Signal

ECM-A00B COMMUNICATION, TRANSMISSION CONTROL MODULE (TCM)
FAULTY SIGNAL

Reading Diagnostic Trouble Code (DTC) status ECM-A00B



Note! When Reading the Diagnostic Trouble Code (DTC) status, other stored Diagnostic Trouble Codes (DTCs) and their status will be listed.

- Read the Diagnostic Trouble Code (DTC) status. Check the status of the relevant Diagnostic Trouble Code (DTC).

Was the status of the relevant Diagnostic Trouble Code (DTC) displayed as permanent?
Yes - Skip to "Replacing Transmission Control Module (TCM) and Programming"
No - Continue below.


Fault-tracing information
Engine Control Module (ECM) previously registered a fault in communication with the Transmission Control Module (TCM) but has detected that the fault is no longer present.
--Testing Complete--


Replacing Transmission Control Module (TCM) and Programming
The Engine Control Module (ECM) has registered an internal fault in the Transmission Control Module (TCM).
Registration has occurred in the Engine Control Module (ECM).

Caution! A new Transmission Control Module (TCM) is delivered without software The Transmission Control Module (TCM) must be programmed in order to function after replacement.

For further information about programming and replacing the transmission control module (TCM), Transmission Control Module (TCM), Replacing


Fault-tracing information
Fault-tracing is not followed by fault verification for this fault.