Courtesy Lamp
If you set the switch to position B, the courtesy lamp will illuminate when you unlock or open a door or the liftgate. If you leave a door open with the ignition switched off, the courtesy lamp will go off automatically after some time to prevent your vehicle battery from losing charge. To switch it back on, switch the ignition on for a short time.
The courtesy lamp will also illuminate when you switch the ignition off. It will go off automatically after a short time or when you start the engine.
If you set the switch to position C with the ignition switched off, the courtesy lamp will illuminate. It will go off automatically after a short time to prevent your vehicle battery from losing charge. To switch it back on, switch the ignition on for a short time.
Reading Lamps (If Equipped)
If you switch the ignition off, the reading lamps will go off automatically after some time to prevent your vehicle battery from discharging. To switch them back on, switch the ignition on for a short time.