What causes the motor to rotate and lower the power window?
What causes the motor to rotate and lower the power window? Direct current flow in this position causes the motor to rotate and lower the power window. Back probing the connector will show 12 volts between the two wires and -12 volts if we reverse our test leads. To raise the power window, we push the switch in the opposite direction. This reverses the polarity of current flow within the switch. How does a power window work in a car? Every power window requires a window motor to supply the electrical energy. There is a gear at the end of...