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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Body Control Module (BCM) - DTCS B10AD-13 To U1802-08 - 500 - Except Electric) >> DTC Troubleshooting >> B12D3-23-Rear Washer - Signal Stuck Low >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.

The Body Control Module (BCM) receives a hardwired signal from the Right Multi-function Switch indicating that the rear washer is requested. For additional information on the Wash Mode operation. Refer to REAR WIPER AND WASHER SYSTEM .

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