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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 2045 (Engine Controls - Powertrain DTC Charts And Descriptions (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0351: Ignition Coil A Primary/Secondary Circuit

DTC P0351: Ignition Coil A Primary/Secondary Circuit

WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, 2011 Ford Fusion, 2010 Mercury Milan, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
P0351 - IGNITION COIL A PRIMARY/SECONDARY CIRCUIT

Description:  Each ignition primary circuit is continuously monitored. The test fails when the powertrain control module (PCM) does not receive a valid ignition diagnostic monitor (IDM) pulse signal from the ignition module (integrated in the PCM).
Possible Causes: 
  • Open or short in the ignition START/RUN circuit
  • Open coil driver circuit in the harness
  • Coil driver circuit shorted to ground
  • Damaged coil
  • Coil driver circuit shorted to PWR
Diagnostic Aids:  When checking functionality of the coil driver circuit, crank the engine using the engine cranking diagnostic mode. Refer to DIAGNOSTIC MODES .
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST JF .
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