Fuel pressure regulator - removal and refitting

Note: Refer to the precautions at the end of Section 1 before proceeding. A new sealing ring will be required on refitting.

Removal
1 Disconnect the battery negative lead.

2 Depressurise the fuel system as described in Section 6.

3 Disconnect the fuel return hose from the regulator. Be prepared for fuel spillage and take adequate fire precautions (see illustration).

8.3 Fuel pressure regulator assembly - 1.6 EFI engine
8.3 Fuel pressure regulator assembly - 1.6 EFI engine

A Regulator
B Fuel return hose
(to tank)
C Vacuum hose
D Securing bolts

4 Disconnect the vacuum hose from the regulator.

5 Unscrew the two securing bolts and withdraw the regulator from the fuel rail.

6 Recover the sealing ring.

Refitting
7 Refitting is a reversal of removal, but use a new sealing ring, and on completion, switch the ignition on and off five times without cranking the engine and check for fuel leaks.

    See also:

    Tailgate - removal and refitting
    Removal 1 Remove the trim panel (Section 32). 2 Disconnect the wiring from the heated rear window element, radio aerial, wiper motor tailgate speakers and tailgate lock motor as applicable (see i ...

    Starting and charging systems
    The engine electrical system includes all charging, starting and ignition system components and the engine oil pressure sensor. ...

    Cooling, heating and ventilation systems
    The cooling system is of the pressurised pump-assisted thermo-syphon type. The system consists of the radiator, water pump, thermostat, electric cooling fan, expansion tank and associated hoses. ...