Electronic Pressure Control (EPC) Solenoid: Installation

2005 Ford Taurus SEL, 4D SedanSECTION Installation
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the EPC solenoid.
    1. Install the EPC solenoid.
    2. Install the EPC solenoid bracket and bolt.
      • Tighten to 10 Nm (89 lb-in).
        Fig 1: Installing EPC Solenoid Bracket And Bolt
        G04584348Courtesy of FORD MOTOR CO.
  2. Inspect the lead frame for damage.
    • Using the special tool, check all lead frame solenoid connections. The gauge should fit tightly and not fall out after being inserted.
    • If the special tool passes through any lead frame connector pins or does not feel like it makes a good contact, install a new lead frame.
      Fig 2: Locating Lead Frame Connector Pins
      G04584207Courtesy of FORD MOTOR CO.
  3. Connect the molded lead frame to the solenoids.
    • Connect the bulkhead inter-connector by pressing it in place by hand and fully seating the connector in place.
    • Connect the EPC solenoid by pressing it in place by hand and fully seating the connector in place. Make sure that the terminals pass fully through the connector slots.
    • Connect the TCC by pressing it in place by hand and fully seating the connector in place. Make sure that the terminals pass fully through the connector slots.
    • Connect the shift solenoid SSA and SSB by pressing it in place by hand and fully seating the connector in place. Make sure that the terminals pass fully through the connector slots.
      Fig 3: Identifying Molded Lead Frame For Solenoids
      G03888599Courtesy of FORD MOTOR CO.
  4. Install the manual control lever. For additional information, refer to MANUAL CONTROL LEVER SHAFT AND SEALΒ .
  5. WARNING: If equipped with fire suppression system, repower the system. For important safety warnings and procedures, refer to FIRE SUPPRESSION SYSTEM .
  6. If equipped with fire suppression system, repower the system.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.