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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1758 (Windows And Glass - Glass, Frames And Mechanisms) >> Diagnosis And Testing >> Glass, Frames and Mechanisms >> Pinpoint Tests >> Pinpoint Test D: A Single Power Window is Inoperative - MKZ, LH Front >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

Under normal operation, the LH front power window control switch receives power from the accessory delay relay through circuit CBP41 (BU). The LH window motor receives battery power through circuit SBP01 (RD) at all times and ground through circuit GD126 (BK/WH). When the LH front window control switch is pulled, a voltage signal is sent to the LH front window motor through circuit CPW11 (BU/GY) which causes the window to move upward. When the LH front window control switch is pressed, a voltage signal is sent to the LH front window motor through circuit CPW10 (YE/VT) which causes the window to move downward.

This pinpoint test is intended to diagnose the following: 

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