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Home >> Ford >> 2002 >> Crown Victoria Base, 4.6 9 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Controls - System Tests Kb Through Z - EEC-V - Gasoline & NGV) >> Test NC: Ignition Engine Speed Input Circuit >> Diagnostic Aids

Diagnostic Aids

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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:

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