For 1990-2009 cars

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Disconnect the gray engine wiring harness electrical connector (2) from the gray 2/4 indicator switch electrical connector (4).
3. Disconnect the gray 2/4 indicator switch electrical connector (2) from the bracket (1).
4. Loosen the switch connector bracket bolt in order to release the 2/4 indicator switch pigtail.
5. Remove the transfer case 2/4 indicator switch (4) and gasket (3) from the transfer case.

### Installation Procedure

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

1. Install the transfer case 2/4 indicator switch (4) and gasket (3) into the transfer case.

Tighten the 2/4 indicator switch to 39 N·m (29 lb ft).

2. Route the 2/4 indicator switch pigtail along the bracket (1)
3. Install the switch connector bracket bolt and tighten to 15 N·m (11 lb ft).
4. Connect the gray 2/4 indicator switch electrical connector (2) to the bracket (1).
5. Connect the gray engine wiring harness electrical connector (2) to the gray 2/4 indicator switch electrical connector (4).
6. Lower the vehicle.