FixVault

DTC P0320: Ignition/Distributor Engine Speed Input Circuit

DTC P0320: IGNITION/DISTRIBUTOR ENGINE SPEED INPUT CIRCUIT

Description:  This DTC sets when the ignition engine speed sensor input signal to the PCM indicates two successive erratic profile ignition pickup (PIP) pulses occurred during the drive cycle.
Possible Causes: 
  • Incorrect wires or connectors
  • Arcing secondary ignition components (coil, wires and plugs)
  • On-board transmitter (2-way radio)
Diagnostic Aids:  The DTC indicates that two successive erratic PIP pulses occurred.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST A .