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Home >> Ford >> 2002 >> ZX2 Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - System Tests Kb Through Z - EEC-V - Gasoline & NGV >> Test NC: Ignition Engine Speed Input Circuit >> Diagnostic Aids

Diagnostic Aids

Perform this test when instructed during QUICK TEST or if directed by other test procedures. This test is used to diagnose a faulty Powertrain Control Module (PCM). DTC P0320 indicates that (2) successive erratic Profile Ignition Pulses (PIP) signals have occurred. Possible causes are: