Fuel injector - removal and refitting

Central (single-point) Fuel Injection (CFI) system / Fuel injector - removal and refitting

Note: Refer to the precautions at the end of Section 1 before proceeding. New injector seals will be required on refitting.

Removal
1 Disconnect the battery negative lead.

2 Remove the air cleaner assembly.

3 Depressurise the fuel system as described in Section 6.

4 Disconnect the fuel injector wiring plug (see illustration).

10.4 Disconnecting the fuel injector wiring plug - 1.4 CFI engine

5 Bend back the injector retaining collar securing bolt locktabs, then unscrew the bolts. Remove the injector retaining collar (see illustrations).

10.5a Removing an injector retaining collar securing bolt and locktab - 1.4 CFI engine

10.5b Removing the injector retaining collar - 1.4 CFI engine

6 Withdraw the injector from the CFI unit, noting its orientation, then withdraw the injector seals (see illustration).

10.6 Withdrawing the injector from the CFI unit

7 Remove the seal from the injector retaining collar (see illustration).

10.7 Removing the seal from the injector retaining collar - 1.4 CFI engine

Refitting 8 Refitting is a reversal of removal, bearing in mind the following points.

9 Use new injector seals, and coat them with silicon grease (to Ford specification ESEM- 1C171A or equivalent).

10 Ensure that the locating peg on the injector is correctly positioned (see illustration).

10.10 Align locating peg on injector with slot in CFI unit when refitting