Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2001 Mercury Sable, 2001 Mercury Mountaineer, 2001 Mercury Grand Marquis, 2001 Mercury Cougar, and 2001 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
Perform this test only when directed by QUICK TEST. DTC P0442 will set when EVAP control system monitor fails when PCM detects one of the following from EVAP system:
- Less Than 2.5 in. H2 O (.625 kPa) Bleed-Up In 15 Seconds At 75 Percent Fuel Fill
- Vapor Generation Limit; More Than 2.5 in. H2 O (.625 kPa) In 120 Seconds