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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 B1000-44 To B10AD-13 - 500 - Except Electric >> DTC Troubleshooting >> B1020-13-Front Wiper Low Speed - Circuit Open / Motor Thermal Protection Active >> Theory Of Operation

Theory Of Operation

The Body Control Module (BCM) receives a hardwired signal from the Right Multi-function Switch indicating that the low speed front wiper is requested. When this signal is received, the BCM provides a voltage output through the low speed front wiper motor control circuit. For additional information on the Front Wiper operation. Refer to OPERATION .