For 1990-2009 cars

### Removal Procedure

1. Remove the engine cover. Refer to Engine Cover Replacement .
2. Disconnect the wiring harness connector (2) to the intake air temperature (IAT)/mass air flow (MAF) sensor (1).
3. Loosen the IAT/MAF to upper air cleaner body retaining clamp (1).
4. Loosen the IAT/MAF to air intake duct retaining clamp (2).
5. Remove five retaining clips (1) securing the upper air cleaner body.
6. Remove upper air cleaner body and air cleaner filter assembly.
7. Remove the air cleaner element. Refer to Air Cleaner Element Replacement .
8. Remove the lower air cleaner body to front inner wheelhouse retaining nuts (1).
9. Disengage the lower air cleaner body to front inner wheelhouse retainer (2).
10. Remove the lower air cleaner body from the vehicle.

### Installation Procedure

1. Install the lower air cleaner body to the front inner wheelhouse
2. Engage the lower air cleaner body to the front inner wheelhouse retainer (2).

Notice: Refer to Fastener Notice in the Preface section.

3. Install the lower air cleaner body to front inner wheelhouse retaining nuts (1).

Tighten
Tighten the nuts to 10 N·m (89 lb in).

4. Install the air cleaner element to the lower air cleaner body. Refer to Air Cleaner Element Replacement .
5. Assemble the air cleaner element into the upper air cleaner body and place the upper body onto the lower air cleaner body.
6. Install the five retaining clips (1) securing the upper air cleaner body to the lower air cleaner body.
7. Install the IAT/ MAF sensor to the upper air cleaner body.
8. Install the IAT/MAF sensor to the air intake duct.
9. Tighten the IAT/MAF sensor to upper air cleaner body retaining clamp (1).

Tighten
Tighten the clamp to 2 N·m (18 lb in).

10. Tighten the IAT/MAF sensor to air intake duct retaining clamp (2).

Tighten
Tighten the clamp to 2 N·m (18 lb in).

11. Connect wiring harness connector (2) to the IAT/ MAF sensor (1).
12. Install the engine cover. Refer to Engine Cover Replacement .