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Fuel Pressure Regulator > < Fuel Charging Wiring Harness

Focus 1999 (08.1998-12.2004)

Fuel Charging and Controls - 1.6L Zetec-SE (Sigma)/1.4L - Fuel Injection Supply Manifold Focus 1999 (08/1998-12/2004)
Removal and Installation

Removal

WARNING:
WARNING:Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel related components. Highly flammable mixtures are always present and can ignite. Failure to follow these instructions may result in personal injury.
  1. Depressurize the fuel system. For additional information, refer to Section  310-00A Fuel System - General Information / 310-00B Fuel System - General Information / 310-00C Fuel System - General Information.
  1. Disconnect the battery ground cable.

  1. Disconnect the engine vent hose from the engine cover.

  1. Disconnect the idle air control (IAC) valve electrical connector.

  1. Disconnect the throttle position (TP) sensor electrical connector.

  1. Detach the wiring harness from the retaining clip.

  1. Detach the fuel lines from the engine cover.

  1. Disconnect the fuel injector electrical connectors.

  1. Disconnect the fuel pressure regulator vacuum line.

  1. NOTE:
    NOTE:Fuel supply line connectors are white or are identified by a white band. Fuel return line connectors are red or are identified by a red band.
    Disconnect the fuel return line.
    1. Pull the clip to release the catch.
    1. Lift the connector to release the line.

  1. Disconnect the fuel supply line.
    1. Pull the retaining clip.
    1. Disconnect the fuel supply line.

  1. Remove the fuel supply manifold.
  1. Remove the fuel pressure regulator.

  1. Remove the fuel injectors from the supply manifold.
    1. Slide the clip to release the injector.
    1. Remove the injector.

  1. Remove and discard the O - ring seals.

Installation

WARNING:
WARNING:Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel related components. Highly flammable mixtures are always present and can ignite. Failure to follow these instructions may result in personal injury.
CAUTION:
CAUTION:Do not use silicone grease to lubricate O - ring seals as it will block the fuel injectors.
NOTE:
NOTE:Install new injector O - ring seals.
  1. To install, reverse the removal procedure.
    • Lubricate the fuel injector O-ring seals with clean engine oil to aid installation.

  1. Initialize the door window motors. For additional information, refer to Section  501-11 Glass, Frames and Mechanisms.

Fuel Pressure Regulator > < Fuel Charging Wiring Harness