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Home >> Fiat >> 2015 >> 500L Pop, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> (Body Control Module (BCM) - Electrical Diagnostics - 500L) >> Diagnosis And Testing >> B11AF-18-Front And Rear Right Parking Lights - Circuit Current Below Threshold >> Theory Of Operation

Theory Of Operation

The Body Control Module (BCM) receives the input from the Left Multi-function Switch requesting park lamp illumination. The BCM provides a Pulse Width Modulated (PWM) voltage output through the Park Lamp Driver circuit. The control circuit connects to the Park Lamps. A ground path for the lamps is present through the harness. For additional information on the Park Lamps operation. Refer to OPERATION .

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