For 1990-2009 cars

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Disconnect the engine wiring harness electrical connector (1) from the oil pressure switch (2).
3. Remove the engine oil pressure switch.

### Installation Procedure

Notice: Refer to Component Fastener Tightening Notice in the Preface section.

1. Install the engine oil pressure switch.

Tighten
Tighten the switch to 20 N·m (15 lb ft).

2. Connect the engine wiring harness electrical connector (1) to the oil pressure switch (2).
3. Lower the vehicle.