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Air filter change Ford Focus 2005 - 2011 Petrol 1.4

OnDemand step-by-step maintenance & repair BETA

Ford Focus 2005 - 2011  | 1.4 Air filter change

  • time 5 to 45 minutes
  • difficulty 1
Caution: Never drive the vehicle with the air cleaner filter element removed. Excessive engine wear could result, and backfiring could even cause a fire under the bonnet.

1.4 and 1.6 litre models

1 The air filter element is located in the air cleaner assembly on the left-hand side of the engine compartment.
2 Remove the four bolts securing the cover to the air cleaner housing (see illustration) .
Undo the air filter cover bolts (arrowed) . . .
3 The cover can now be lifted, and the filter element removed (see illustrations) .
. . . lift up the cover . . .
. . . and remove the filter element
4 If carrying out a routine service, the element must be renewed regardless of its apparent condition.
5 If you are checking the element for any other reason, inspect its lower surface; if it is oily or very dirty, renew the element. If it is only moderately dusty, it can be re-used by blowing it clean from the upper to the lower surface with compressed air. Because it is a pleated-paper type filter, it cannot be washed or re-oiled. If it cannot be cleaned satisfactorily with compressed air, discard and renew it.
Caution: Wear eye protection when using compressed air.

1.8 and 2.0 litre models

6 The air filter element is located in the air cleaner assembly on the left-hand side of the engine compartment.
7 Pull the plastic cover upwards from the top of the engine.
8 Undo the 6 Torx bolts securing the cover to the air cleaner housing (see illustration) .
Undo the filter cover bolts (arrowed)
9 The left-hand end of the cover can now be lifted, and the filter element removed (see illustration) . If preferred, the cover can be removed completely – this will allow a more thorough cleaning of the filter housing.
Lift the cover and pull out the filter element
10 Loosen the clip and disconnect the air inlet duct from the air cleaner.
11 Withdraw the cover and remove the filter element, noting its direction of fitting.
12 If carrying out a routine service, the element must be renewed regardless of its apparent condition.
13 If you are checking the element for any other reason, inspect its lower surface; if it is oily or very dirty, renew the element. If it is only moderately dusty, it can be re-used by blowing it clean from the upper to the lower surface with compressed air. Because it is a pleated-paper type filter, it cannot be washed or re-oiled. If it cannot be cleaned satisfactorily with compressed air, discard and renew it.
Caution: Wear eye protection when using compressed air.

All models

14 Where the air cleaner cover was removed, wipe out the inside of the housing. Check that no foreign matter is visible, either in the air inlet or in the air mass meter.
15 Refitting is the reverse of the removal procedure, noting the following points:
  1. Make sure that the filter is fitted the correct way up (observe any direction-of-fitting markings).
  2. Ensure that the element and cover are securely seated, so that unfiltered air cannot enter the engine.
  3. Where removed, secure the cover with the bolts, and ensure that the air inlet duct securing clip is fully tightened.
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