Changing the air filter on Citroen C5 1.6HDi

Start by removing the engine cover by pulling on it.

Loosen the clamp on the first air hose using a 7 mm socket.

Loosen the air hose clamp using a pair of multi-grip pliers.

Remove the air outlet hose by pulling on it.

Unscrew the screw of the second hose support with a 10 socket wrench.

Unclip the second air hose.

Pull the air hose out of its location.

Remove the air hose by pulling from above.

Locate the air box

Unscrew the air box screws using a Torx 25 screwdriver

Disconnect the air box probe.

Remove the air box cover by pulling on it.

Remove the air filter.

Compare the dimensions of the old with the new

Replace the new air filter in its location.

Reposition the air box cover by engaging the clips on the rear section.

Tighten the case screws with a 25 Torx

Reconnect the probe to the air box cover

Replace the air inlet hose in its location.

Tighten the air inlet hose clamp using a pair of multi-grip pliers

Tighten the air hose clamp with a 7mm socket.

Replace the second air hose in its location.

Tighten the hose support screw with a 10 socket wrench.

Reposition the engine cover.