For 1990-2009 cars

### Removal Procedure

1. Loosen the clamp and disconnect the flexible air intake duct from the mass air flow (MAF) sensor assembly.
2. Loosen the clamp and disconnect the air intake duct from the throttle body assembly.
3. Unclip the clip and disconnect the positive crankcase ventilation (PCV) hose from the air intake duct.
4. Remove the air intake duct assembly.
5. Remove the fuel injector sight shield attaching bolts and nuts.
6. Remove the fuel injector sight shield.

### Installation Procedure

Caution: Refer to Fastener Caution in the Preface section.

1. Install the fuel injector sight shield and tighten the attaching bolts and nuts to 8 N·m (71 lb in).
2. Install the air intake duct assembly.
3. Tighten the loosened clamps.