Throttle housing - removal and refitting

Note: A new gasket must be used on refitting.

Removal
1 Disconnect the battery negative lead.

2 Depressurise the fuel system as described in Section 6.

3 Remove the air inlet pipe (see illustration).

9.3 Air inlet pipe securing screws (A) and hose securing clip (B) - 1.6 EFI
9.3 Air inlet pipe securing screws (A) and hose securing clip (B) - 1.6 EFI engine

4 Disconnect the throttle cable from the throttle valve linkage, then unbolt the cable bracket from the housing.

5 Disconnect the throttle position sensor wiring plug.

6 Unscrew the four securing nuts, and withdraw the throttle housing from the inlet manifold. Recover the gasket.

Refitting
7 Refitting is a reversal of removal, but use a new gasket between the throttle housing and the inlet manifold.

    See also:

    Engine oil and filter renewal (Every 6000 miles (10 000 km) or 6 months)
    1 Frequent oil and filter changes are the most important preventative maintenance procedures which can be undertaken by the DIY owner. As engine oil ages, it becomes diluted and contaminated, whic ...

    Intensive maintenance
    If, from the time the vehicle is new, the routine maintenance schedule is followed closely and frequent checks are made of fluid levels and high wear items, as suggested throughout this manual, th ...

    Underbonnet lamp - removal, refitting and bulb renewal
    1 Disconnect the battery negative lead. Removal and refitting 2 Detach the wiring connector at the left-hand bonnet hinge, and attach a length of string to the end of the wire running from the lam ...