Why are my wipers not working on my caravan?
Why are my wipers not working on my caravan? So the FCM gets a digital command and grounds the control coil on the ON/OFF relay and to hot electrical contact in the switching portion of the High/Low relay. The High/Low defaults to the low speed when the control coil is NOT energized, so you get low speed operation. How does a high speed wiper motor work? When the driver switches the Multifunction Switch (MFS) to HIGH, the controller sees the request, sends a digital signal to the FCM, and the FCM provides ground to the control coil of the High/Low...