Diagnostic Trouble Code (DTC) Information ECM-U300A68
Condition
Engine control module (ECM) checks ignition at engine shut-off.
The diagnostic trouble code is stored if the control module detects that:
- -button is pressed in.
- The vehicle is stationary.
- The ignition is not activated within 1 second.
The control module's test for the diagnostic trouble code starts in the event of:
- -button is pressed in.
- The vehicle is stationary.
NOTE:
The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.
Substitute Value
- Engine control module (ECM) closes off fuel supply to shut off the engine.
Possible Source
- Open circuit on cable between Start control module (SCU) and central electronic module (CEM).
- Damaged Start Control Unit (SCU).
Fault symptom[s]
- None