For 1990-2009 cars

### Removal Procedure

1. Remove the battery negative cable from the battery. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
3. Remove the electrical connector from the engine oil pressure sensor.
4. Remove the engine oil pressure switch.

### Installation Procedure

1. Install the engine oil pressure switch.

Tighten
Tighten the switch to 16 N·m (12 lb ft).

2. Install the electrical connector to the engine oil pressure switch.
3. Lower the vehicle.
4. Install the battery negative cable to the battery. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.