Procedures

242519 Removing and Installing Air Cleaner Housing

Removing air cleaner housing

Cable Plug For Switch Resonator:

1. The 3.8 L engine has a switch resonator installed in the air cleaner housing. In order to remove the air cleaner housing, the cable plug must be disconnected from the electric switch-over valve -1-.
2. Unclip the tandem pump vacuum line from the air cleaner housing.

Air Cleaner Housing:

3. Disconnect plug connection on the hot film mass air flow meter -2-. Press together the locking lever on the plug and pull the plug off the flange. Unclip the connection lead at the omega clips.
3.1. Undo the threaded sleeve for the rubber moulding of the air cleaner housing from the throttle body -1-

NOTE: Note the rubber sleeves for securing the air cleaner housing

3.2. Unclip the oil filling pipe from the air cleaner housing -3- and then lift the air cleaner housing out of the fastening lug -4-.

Vacuum Line To Switch Resonator:

4. Unclip the switch-over valve for the switch resonator from the housing bracket -1- detach the vacuum line from the housing -2- and disconnect from the resonator.

NOTE: The air cleaner housing should not be cleaned on the outside with strong cleaning agents.

5. Lift the air cleaner housing completely out of the engine compartment. If necessary, the outside of the housing can be cleaned using a damp cloth and some washing-up liquid. Then, lay the housing on a soft surface to avoid scratching the painted surface.

Installing air cleaner housing

NOTE: Note the rubber sleeves for securing the air cleaner housing

Vacuum Line To Switch Resonator:

1. Route the vacuum line on the housing of the 3.8 L's air cleaner -2- and connect it to the resonator. Connect the switch-over valve to the housing bracket -1-.

Air Cleaner Housing:

2. Place the air cleaner housing in the engine compartment, placing it on the locating peg -4-. Pre-fit the rubber part of the air cleaner on the throttle body. Ensure that both rubber mounts of the air cleaner housing are located in the body.
2.1. Clip the oil filler pipe into the mounting point on the air cleaner housing -3-.
2.2. Tighten the hose clamp for the rubber part connecting the air cleaner to the throttle body -1-.
2.3. Insert the cable plug for the hot film mass air flow sensor -2- and clip the connecting cable into the omega clips on the air cleaner housing.

3. Clip the tandem pump vacuum line onto the air cleaner housing.

Cable Plug For Switch Resonator:

4. Connect cable plug for switch resonator to switch-over valve -1-.