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Home >> Ford >> 2002 >> Crown Victoria Base, 4.6 9 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - Self-Diagnostics Introduction- EEC-V - Gasoline & NGV) >> System Tests (Evaporative Emission) >> Test C: DTC P1450: Excessive Vacuum Detected In Fuel Tank >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different variant/trim than selected.

Perform this test only when directed by QUICK TEST. DTC P1450 will be set in PCM when EVAP running loss monitor detects more than -7.2 in. H2 O (-1.79 kPa) with engine running (but not at idle) for more than 30 seconds.