Fuel system - depressurising

Warning: The fuel system will remain pressurised after the engine is switched off. Comply with relevant safety precautions during this operation and refer to the “Safety First” Section at the beginning of this manual before proceeding 1 Disconnect the battery negative lead.

2 Position a suitable container beneath the fuel filter.

3 Cover the outlet union on the filter with a wad of absorbent cloth to minimise the risk of fuel spray, then slowly loosen the outlet union and allow the pressure to dissipate.

4 Tighten the union on completion unless the filter is to be renewed.

5 The system will remain depressurised until the fuel pump is primed prior to starting the engine. Remove the container and cloth on completion.

    See also:

    Seats - removal and refitting
    Front seat Removal 1 Slide the seat as far forward as it will go. 2 Unscrew and remove the bolts which retain the rear of the seat slides to the floor pan. 3 Slide the seat as far to the rear as ...

    Ford Sierra Service Manual
    ...

    General information and precautions
    General information From the 1990 model year, an Electronic Fuel Injection (EFI) system controlled by the Electronic Engine Control IV (EEC IV) system, and incorporating an Electronic Distributor ...