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Home >> Saturn >> 2002 >> L100 L4-2.2L VIN F >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Description and Operation >> Body Control Module Functions >> Display Dimming

Display Dimming

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Display dimming is controlled by the BCM based on input received from the dimming potentiometer. The dimming potentiometer is connected between circuit 1359 and circuit 1381. The BCM monitors these inputs and provides a Pulse Width Modulated (PWM) output at circuit 8 to operate the display lamps.