Ford Sierra Manual

Air cleaner element renewal (Every 24 000 miles (40 000 km) or 2 years)
Routine maintenance and servicing / Air cleaner element renewal (Every 24 000 miles (40 000 km) or 2 years)


Carburettor models
1 Remove the screws from the top of the air cleaner cover (see illustration).

38.1 Remove the air cleaner cover screws . . .
38.1 Remove the air cleaner cover screws . . .

2 Where applicable release the spring clips around the edge of the cover, then lift or prise off the cover (see illustration).

38.2 . . . release the spring clips, and lift off the cover for access to the
38.2 . . . release the spring clips, and lift off the cover for access to the element

3 Lift out the air cleaner element. Wipe the inside of the air cleaner body clean, taking care not to allow dirt to enter the carburettor throat. Also clean the inside of the cover.

4 Place a new element in position, then refit the air cleaner cover.

Fuel-injection models
All models except 2.0 litre DOHC 5 Disconnect the battery negative lead.

6 Depress the locking clip on the airflow meter wiring plug and disconnect the plug.

Pull on the plug, not the wiring (see illustration).

38.6 Disconnecting the airflow meter wiring plug
38.6 Disconnecting the airflow meter wiring plug

7 Loosen the securing clip and disconnect the air inlet hose from the airflow meter.

8 Release the four securing clips and lift off the air cleaner lid with the airflow meter.

9 Lift out the old air cleaner element (see illustration), then wipe the inside of the air cleaner casing and lid clean.

38.9 Unclip the lid and remove the air cleaner element
38.9 Unclip the lid and remove the air cleaner element

10 Fit the new element with the sealing lip uppermost.

11 Refit the air cleaner lid and secure with the four clips.

12 Reconnect the air inlet hose to the airflow meter, ensuring that the securing clip is correctly aligned (see illustration). Reconnect the wiring plug.

38.12 Air intake hose clip correctly aligned
38.12 Air intake hose clip correctly aligned

13 Reconnect the battery negative lead.

2.0 litre DOHC models
14 Disconnect the battery negative lead.

15 Disconnect the wiring plug from the idle speed control valve at the front of the plenum chamber.

16 Loosen the clamp, and detach the air inlet hose from the air inlet tubing.

17 Unscrew the securing nut, and release the air inlet tube from the bracket on the engine compartment front panel (see illustration).

38.17 Air intake tube securing nut (arrowed)
38.17 Air intake tube securing nut (arrowed)

18 Release the air cleaner lid securing clips, then lift away the air inlet tube, plenum chamber and air cleaner lid as an assembly, disconnecting the breather hose from the air inlet tube.

19 Lift out the air cleaner element (see illustration), then wipe the inside of the air cleaner lid and casing clean.

38.19 Lifting out the air cleaner element
38.19 Lifting out the air cleaner element

20 Fit the new element with the sealing lip uppermost.

21 Further refitting is a reversal of removal.


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