LEMON Manuals: Even more car manuals for everyone
Home >> Mercury >> 2009 >> Sable Premier, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1255 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> DTC P0320 - Ignition/Distributor Engine Speed Input Circuit

DTC P0320 - Ignition/Distributor Engine Speed Input Circuit

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2009 Mercury Mountaineer, 2009 Mercury Milan, 2009 Mercury Mariner, 2009 Mercury Grand Marquis, and 2009 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0320 - IGNITION/DISTRIBUTOR ENGINE SPEED INPUT CIRCUIT

Description:  The ignition engine speed sensor input signal to powertrain control module (PCM) is continuously monitored. The test fails when the signal indicates two successive erratic profile ignition pickup (PIP) pulses occurred.
Possible Causes: 
  • Loose wires/connectors
  • Arcing secondary ignition components (coil, wires and plugs)
  • On-board transmitter (2-way radio)
Diagnostic Aids:  The DTC indicates two successive erratic PIP pulses occurred.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All - - GO to Pinpoint Test NC .