NA2 - Check IDM Circuit Continuity
Diagnostic Trouble Code (DTC) 212 indicates a loss of Ignition Diagnostic Monitor (IDM) input to the Powertrain Control Module (PCM).
Possible Causes:
- Open harness circuit.
- Shorted harness circuit.
- Damaged Ignition Control Module (ICM).
- Damaged PCM.
- Is vehicle a No Start?
Yes -- Refer to Ignition Systems .
No -- Go to NA3. NA3 - Check IDM Circuit Continuity