Air con fault. Welcome, Guest. Please login or register. Did you miss your activation email? October 16, 2023, 06:24:28 am MK5 Golf GTI » Forum » All Things Mk5 » posted 2015-Apr-6, 11:52 am AEST. Refridgerant gas might be low but biggest issue will be how it leaked out, if there isn't anything obvious like a loose joint. Need to trace the leak to fix it, then evacuate system before regas. Might also need to renew the dryer canister. Re: Hello , Air con -compressor or sensor. « Reply #4 on: December 21, 2013, 11:07:49 pm ». Check to see if the center bolt on the pulley spins with the pulley when the engine is running and the air con is on. If it is not spinning then the clutch system on the compressor is goosed and you will need a new pump. Logged. Apparently this is a big problem with the VW golf era. Since February I have been to two different car service station and their results were that I should change everything. So no repair but just replace it. The radio keys just work.I press once and all the doors open but not always. I think it is a cable break between the door and the frame. My rear wiper and washer pump (front & back) don't work. My front wipers work just fine. I have tested all my fuses and they all work. I pulled the washer pump out and tested on 12V independent and found the pump to be operational just fine (loud and noise as they normally operate) . Should I be looking at some sort of relay somewhere? Our 2014 Jetta SE has heat on driver side vent, and progressively cooler toward the passenger side vent (the vent by the passenger side side mirror blows cold). I am taking it into the dealer on Saturday. 2021 Jetta S 1.4 TSI / 8 speed. 18,000 miles. VW / Audi 508.00 0w20 / OEM filter. Save. Unitronic Stage 2 93 / Unitronic DSG Stage 1 / Unitronic Customized Downpipe / GFB DV+ / Golf R Intercooler / OEM LED Tinted Tails / Tyrolsport Deadset Collar Kits Front + Rear / Soundaktor Switch 160 Video GTI Reference Library Re: air con not working : « Reply #7 on: June 07, 2014, 01:59:15 am » ahh this is a massive help for me guys, my mate with vcds is on holiday so I'm going to have to wait until he is back to plug in, it was plugged in with generic scanner, which I find a waste of time!! MK5 Golf GTI » Forum » All Things Mk5 » Pages: 1 [2] Go Down. Author Topic: Air con not working ;-( (Read 7683 times) Drapoon. Always Involved; Thank You Funny air con noise. « on: March 04, 2010, 06:19:18 pm ». Put my aircon on for the first time for a while as we managed to get up to a warm 11 degrees c. For some reason though the aircon is now making a funny metalic sort of rasp. Its not a constant noise, more like a pulsing sort of sound which seems to get slightly more frequent when you smv24t1.