Turbocharger-to-manifold nut check - RS Turbo models (Every 12 000 miles or 12 months)

Check the tightness of the turbocharger-toexhaust manifold securing nuts using a torque wrench.

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    Air cleaner - removal and refitting
    Removal 1 On CVH models, disconnect the battery negative lead. 2 Remove the screws from the top of the air cleaner cover (see illustration). 3.2 Air cleaner securing screws (arrowed) 3 Disconn ...

    Cylinder head and pistons - decarbonising
    1 With the cylinder head removed as described in Section 7, the carbon deposits should be removed from the combustion surfaces using a blunt scraper. Take great care as the head is of light alloy ...

    Air cleaner inlet air temperature control check (Every 24 000 miles (40 000 km) or 2 years)
    SOHC and DOHC carburettor models 1 A vacuum pump will be required to test the control components. 2 To check the operation of the air temperature control, the engine must be cold. First observe ...