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Home >> Fiat >> 2019 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B10AD-19 To U1749-87 - 500 - Except Electric >> DTC Troubleshooting >> B1123-71-Rear Wiper - Stuck >> Theory Of Operation

Theory Of Operation

The Body Control Module (BCM) monitors the operation of the Rear Wiper Motor with a wiper park switch that is integral to the Wiper Motor. The Wiper Park Switch switches the signal circuit to ground when the wiper motor is in the park position. For additional information on the Rear Wiper operation. Refer to OPERATION .