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Home >> Ford >> 2022 >> Mustang Mach 1, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - General Information - 5.0L 32V Ti-VCT (359KW/486PS) (WU)/5.0L Ti-VCT V8 (343KW/466PS) (MF) >> General Procedures >> Fuel System Pressure Release

Fuel System Pressure Release

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Pressure release 

NOTE: The FPDM is located on the LH side, beneath the rear seat cushion.
  1. Remove the rear seat cushion. Refer to: Rear Seat Cushion .
  2. Disconnect the FPDM electrical connector.
    GFD719751Courtesy of FORD MOTOR COMPANY
  3. Start the engine and allow it to idle until the engine stalls.
  4. Turn the ignition switch to the off position.
  5. When the fuel system service is complete, reconnect the FPDM electrical connector.
    GFD719796Courtesy of FORD MOTOR COMPANY
  6. Install the rear seat cushion. Refer to: Rear Seat Cushion .
  7. Cycle the ignition key and wait 3 seconds to pressurize the fuel system. Check for leaks before starting the engine.
  8. When service on the fuel system is complete, start the engine and check for leaks.