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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 753 (Engine Controls - Powertrain DTC Charts & Descriptions - CNG, Flex-Fuel & Gasoline) >> Diagnostic Trouble Code (DTC) Charts >> P0350: Ignition Coil (Undetermined) Primary/Secondary Circuit Malfunction

P0350: Ignition Coil (Undetermined) Primary/Secondary Circuit Malfunction

WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2004 Mercury Sable, 2004 Mercury Mountaineer, 2004 Mercury Monterey, 2004 Mercury Marauder, and 2004 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
P0350 - IGNITION COIL (UNDETERMINED) PRIMARY/SECONDARY CIRCUIT MALFUNCTION

Description:  Each ignition primary circuit is continuously monitored. The test fails when the PCM does not receive a valid 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.
  • Coil driver circuit shorted to ground.
  • Damaged coil.
  • Damaged PCM.
  • Coil driver circuit shorted to VPWR.
Diagnostic Aids:  -
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All - GO to PINPOINT TEST JB: SECONDARY IGNITION (COP) Step 1. GO to PINPOINT TEST JB: SECONDARY IGNITION (COP) Step 1.
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