For 1990-2009 cars

### Removal Procedure

1. Release the engine wiring harness clip from the power brake booster vacuum pump bracket and position aside.
2. Loosen the 2 clamps and remove the charged air hose from the throttle body and the intake air pipe.
3. Disconnect the power brake booster auxiliary pump electrical connector.
4. Release the clamp and disconnect the power brake booster auxiliary pump to brake booster vacuum hose (1).
5. Remove the power brake booster auxiliary pump to engine bolt (1).
6. Remove the 2 power brake booster auxiliary pump to engine nuts (1).
7. Remove the power brake booster auxiliary pump and bracket (1) from the engine.
8. Remove the 2 power brake booster auxiliary pump to bracket nuts and bolts, if necessary and remove the pump from the bracket.

### Installation Procedure

1. If removed, install the power brake booster auxiliary pump to the bracket.

Notice: Refer to Fastener Notice in the Preface section.

2. Install power brake booster auxiliary pump bolts and nuts.

Tighten
Tighten to 10 N·m (89 lb in).

3. Position the power brake booster auxiliary pump and bracket to the engine.
4. Install the 2 power brake booster auxiliary pump nuts (1).

Tighten
Tighten to 22 N·m (16 lb ft).

5. Install the power brake booster auxiliary pump to bracket to engine bolt (1).

Tighten
Tighten to 22 N·m (16 lb ft).

6. Connect the brake booster vacuum hose (1) to the power brake booster auxiliary pump and install the clamp.
7. Connect the power brake booster auxiliary pump electrical connector.
8. Install the charged air hose to the throttle body and the intake air pipe and tighten the 2 clamps.
9. Install the engine wiring harness clip to the power brake booster vacuum auxiliary pump bracket.