For 1990-2009 cars

### Disconnect Procedure

Caution: Refer to SIR Caution in the Preface section.

Caution: Refer to Battery Disconnect Caution in the Preface section.

1. Record all of the vehicle preset radio stations.
2. Turn OFF all the lamps and the accessories.
3. Make sure the ignition switch is in the OFF position.
4. Open the negative battery connection cover.
5. Loosen the negative battery cable nut.
6. Disconnect the negative battery (2) cable from the battery.

### Connect Procedure

Important: Clean any existing oxidation from the contact face of the battery terminal and battery cable using a wire brush before installing the battery cable to the battery terminal.

Notice: Refer to Fastener Notice in the Preface section.

1. Connect the negative battery cable (2) to the battery.
2. Tighten the negative battery cable nut.

Tighten
Tighten the nut to 17 N·m (13 lb ft).

3. Close the negative battery connection cover.
4. Reset the radio stations and the clock.