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Home >> Chevrolet >> 2006 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Lighting Systems) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Interior Lighting Data List
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Interior Lighting Data List

WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy Lamp PWM Command

The scan tool displays %. When the courtesy lamps are commanded ON the scan tool displays 99%. Commanded off displays 0%.

Courtesy Lamp Active Reason

The scan tool displays Manual/Door Open/OFF. When the courtesy lamp dimmer switch is manually truned on the scan tool displays Manual. When a door is open the scan tool displays door open.

Dimming Control Reference

The scan tool displays Voltage. Displays approximately 3.2 volts.

Dimming Control Signal

The scan tool displays %. When the dimmer switch is manually rotated to the full dim position the scan tool will display 9%. When rotated to the full bright position the scan tool displays100%.

Dimming Control Signal

The scan tool displays volts. When the dimmer is rotated to full dim position the scan tool displays 2.9 volts. When rotated to full bright position the scan tool displays 3.19 volts.

Incandescent Dimming PWM Command

The scan tool displays %. When the incandescent lamps are placed in the full dim position the scan tool displays 10%. When placed in the full bright position the scan tool displays 94%. When commanded ON the scan tool displays 100%. When commanded Off displays 0%.

LED Dimming PWM Command

The scan tool displays %. When the LED lamps are placed in the full dim position the scan tool displays 5%. When placed in the full bright position the scan tool displays 96%. When commanded ON the scan tool displays 100%. When commanded Off displays 0%.