Question about 1993 Volkswagen Passat
It is possible that that there is line break of the power to the unit.Since the master control is also not working it is possible that the line voltage is absent. The line can break at the door hinges. CHek for power if not trace and connect. If power comes to unit checck motor if the motor is working then the unit controller driver transistor is faulty or the switch is faulty.
Check on all these points.
Posted on Aug 24, 2010
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Posted on Jan 02, 2017
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