D5244 T to T3 engines
Disconnect the mass airflow meter wiring plug – located in the air filter outlet
Disconnect the mass airflow meter wiring plug
Slacken the retaining clamp, and disconnect the outlet hose from the mass airflow meter
Slacken the air filter outlet hose clamp
Release the clips at the front edge, lift the cover upwards, and remove the air filter element
. . . lift up the air filter cover . . .
. . . and remove the filter element
Wipe clean inside the housing and cover with a cloth. Be careful not to sweep debris into the air inlet.
Fit the new element, making sure it is the right way up. Press the seal on the rim of the element into the groove on the housing.
Refit the cover and secure it with the clips. Note that the rear of the cover can be difficult to refit. Take care to endure the three ‘hinges’ locate correctly in the air cleaner housing.
Reconnect the outlet hose, tighten the clamp, then reconnect the mass airflow meter wiring plug.
D5244 T4 to T7 engines
Lift off the cover from the ECM at the left-hand side of the engine compartment
Undo the Torx bolts and lift the air cleaner housing cover
Undo the Torx screws (arrowed) and lift the air filter cover
Lift the air cleaner element from place, noting which way around it’s fitted
Note which way around the filter element is fitted
Fit the new element, refit the cover and tighten the Torx bolts.
Refit the cover over the ECM.
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