For 1990-2009 cars

### Removal Procedure

1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
2. Disconnect the boost source and signal hoses from the boost control solenoid (2).
3. Disconnect the boost control solenoid electrical connector.
4. Remove the boost control solenoid retaining nut.
5. Remove the boost control solenoid (2).

### Installation Procedure

1. Install the boost control solenoid (2).
2. Install the boost control solenoid retaining nut.

Tighten
Tighten the nut to 8 N·m (72 lb in).

3. Connect the boost control solenoid electrical connector.
4. Connect the boost source and signal hoses to the boost control solenoid.
5. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.