Tried nanocom this morning connecting to all ecus ok except hevac to try to calibrate stumped now any ideas would be helpful

Thanks for advice will do a calibration on nanocom in the morning

My heater is only blowing hot out of passenger side cold out drivers side any suggestions much appreciated I have a nanocom I’ve that helps +3 new blend motors fitted

I’ve you,ve taken old one out just replace it with the Audi one no o rings to worry about in the future same as paulp38 did

Your nanocom only connects to certain ecus in certain positions of the key have a look on the nanocom forum

Depending on age try saga

I think there’s a fella on here that’s got a narrowboat

thanks pwood999 I’m not good at electrical but have spoken to my local Indy and he’s going av a look at it for me but as most good ones they busy but will get it sorted then sort out the respray

Yer mine got green & white other one black out of harness thanks

It’s got the relay late hevac system and a new trinary switch fitted will check that out again make sure all connected properly cheers

Wit’s engine running the clutch doesn’t engage is that ok for the test because when I did it to fill it was saying on the bottle trigger gauge it was low but now seems high

That’s static pressure will leave them on and check for leaks again thanks

Thanks for the input

I will put the gauges back on because the one I was using was just the trigger gauge on the bottle

Me to mate few year’s left at work thinking of buying a narrow boat and just sailing away nice and peaceful

Quick update nanocom reading no ac grant checked pressure gone down a bit overnight jumped the clutch filled again but but with aircon running can’t seem to get above 20/22 bar but when switched of pre saying on refill bottle gauge to high as said before new trianary switch and pressure switch...

Mine will see me out 23 years

It’s got all new switches fitted it mabey the 2 wires that connect from the harness to compressor I’ve jumped the clutch before on the old one but don’t want to do that really I’ve got 1 green&white wire 1 black from harness going to it and from compressor 1 black&1white so I’ve connected black...

Got pressure now no leaks but clutch still not engaging so am assuming put the wires wrong way round will check fuses and relays 1st

Thanks data I was hoping to hear that