For 1990-2009 cars

### Removal Procedure

1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.
2. Remove the positive crankcase ventilation (PCV) tube from the air cleaner outlet duct.
3. Loosen the air cleaner outlet duct clamps at the throttle body and the mass air flow (MAF)/intake air temperature (IAT) sensor.
4. Remove the air cleaner intake duct from the MAF/IAT sensor and the throttle body.

### Installation Procedure

1. Install the air cleaner intake duct to the MAF/IAT sensor and the throttle body.

Caution: Refer to Fastener Caution in the Preface section.

2. Tighten the air cleaner outlet duct clamps at the throttle body and the MAF/IAT sensor tightening the clamps to 4 N·m (35 lb in).
3. Install the PCV tube to the air cleaner outlet duct.
4. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.