Windscreen heater not working,light stays on,electric Windows not working,rear wiper not working ,windscreen washers not working,
Look for blown main and accessories fuses, then start checking circuits, with that many problems you will need a wiring diagram to start tracing the circuits in question.
It is not the fuses
What part do I need to fix it
So if it is not the fuses then you will need to start circuit testing for each system effected, voltmeter and a test light would be the tools you need to start testing, and a good knowledge of the power and ground pathways of the vehicle, that is why a wiring diagram is needed.
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