I thought I had a significant VAG prominence too until I started putting this together! As my first new car, the ID3 brings our fleet back up to four; joining:- • Polo SDi 140k miles; bequeathed by my father in law who bought it new in 2004. • Honda Insight Gen1 (2001) 170k miles; The first volume p...

Thanks Simon.
I'll try charging 12v battery.
It's also good to know, as mentioned else where, that it should work when the EV charge lead is still connected even though the charge is complete.
I'll test both and feed back the outcome.
Thanks

Have you tried making it work whilst on charge. On mine you get the same error message in the app but the heat does work if the vehicle is charging. Doesn't work when not charging.

As a new ID3 owner I have an issue which some of you may be able to help me with. I have a November built Life Pro with heat pump. (2.0 software installed prior to delivery). In this cold weather I have been trying to use the WeConnect App to pre heat the car. After a confusing series of successful ...

After over 45 years of driving and over 40 cars, this is my first new car - 'Life Pro with alloys and heat pump' , collected on 23rd December. I have been waiting for an affordable EV which was would handle our regular 150 mile journeys, would go, stop and steer in safety and comfort. The ID3 ticks ...