Pinpoint Test Ff: Power Steering Pressure (PSP) Switch: Introduction: Notes
WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2006 Mercury Mountaineer, 2006 Mercury Monterey, 2006 Mercury Montego, 2006 Mercury Milan, and 2006 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
CROWN VICTORIA POLICE INTERCEPTOR VEHICLES EQUIPPED WITH FIRE SUPPRESSION SYSTEM, REFER TO FIRE SUPPRESSION SYSTEM
FOR IMPORTANT SAFETY WARNINGS. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
This pinpoint test is intended to diagnose the following:
- power steering pressure switch (3N824)
- harness circuits: PSP and SIGRTN
- powertrain control module (PCM) (12A650)
The PSP and SIGRTN circuits may be reversed in the harness connector. Refer to the appropriate SYSTEM WIRING DIAGRAMS for schematic and connector information.