Audi A3 Windscreen Washers Not Working. I don't see a relay that would control the. Web rear window wiper spray not working.S3 windscreen washer pump location? from www.audi-sport.netWeb rear window wiper spray not working. Make sure you have plenty of washer fluid.if all is good.have some one turn on ignition and on turn on wipers washer motor. Web you will find it near … [Read more...] about Audi A3 Windscreen Washers Not Working


