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.
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
B Fuel return hose
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.
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.
Manifold Absolute Pressure (MAP) sensor - removal and refitting
Removal 1 Disconnect the battery negative lead. 2 Disconnect the sensor wiring plug. Do not pull on the wiring. 3 Disconnect the vacuum hose from the sensor. 4 Remove the two securing screws and ...
Ignition timing - adjustment for use with unleaded petrol
Note: Refer to the Specifications Section at the beginning of this Chapter for ignition timing values for use with unleaded petrol. 1 To run an engine on unleaded petrol, certain criteria must be ...
Fuses and relays
Fuses If electrical components in the vehicle are not working, a fuse may have blown. Blown fuses are identified by a broken wire within the fuse. Check the appropriate fuses before replacing an ...