DTC P0320: Ignition/Distributor Engine Speed Input Circuit

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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:	Incorrect connections Arcing secondary ignition components (coil, wires and plugs) Arcing relays or other high current devices Incorrect, damaged or corroded connections On board 2 way radio transmitter
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 A .