For 1990-2009 cars

### Removal Procedure

1. Remove the PCV valve. Refer to Positive Crankcase Ventilation Valve Replacement.
2. Remove the turbocharger heat shield. Refer to Turbocharger Replacement.
3. Remove the PCV valve adapter with the adapter gasket.

### Installation Procedure

Caution: Refer to Fastener Caution in the Preface section.

1. Install the PCV valve adapter with a new gasket and tighten the bolts to 11 N·m (97.4 lb in).
2. Install the turbocharger heat shield. Refer to Turbocharger Replacement.
3. Install the PCV valve. Refer to Positive Crankcase Ventilation Valve Replacement.