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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 >> B1024-64-BRAKESWITCHES-Signal Plausibility Failure >> Theory Of Operation

Theory Of Operation

The Body Control Module (BCM) monitors the inputs from the Stop Lamp Switch. The Stop Lamp Switch contains a normally open switch and a normally closed switch. Separate fused ignition run/start voltage circuits supply the switches.