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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Body Control Module (BCM) - DTCS B106A-19 To B2229-62 - 500 - Electric) >> DTC Troubleshooting >> B161A-1D-Courtesy/Dome Lamp Control - Circuit Current Out Of Range >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different variant/trim than selected.

The Body Control Module (BCM) provides voltage to the Dome Lamp through the Reading/Rail Lamps Driver circuit and also provides a pulse width modulated ground through the Courtesy Lamps Driver circuit.

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