Kufatec Heated Seat Loom

[Hussain_Salam]

Hi guys,
(Excuse me for being a noob), I’ve bought leather seats which should have heated seats (so I’ve been told by a friend).
So I bought the following AC control panel to replace mine:

aswell as this I’ve purchased the Kufatec wiring loom, however there are 3wires which aren’t labelled in the installation guide:

Could anyone help me figure out what these are for, the thin white wire is labelled as B21

the only thing the manual states is:

 

[jenopaul]

Hi guys,
(Excuse me for being a noob), I’ve bought leather seats which should have heated seats (so I’ve been told by a friend).
So I bought the following AC control panel to replace mine:
View attachment 196901
aswell as this I’ve purchased the Kufatec wiring loom, however there are 3wires which aren’t labelled in the installation guide:
View attachment 196902
Could anyone help me figure out what these are for, the thin white wire is labelled as B21

the only thing the manual states is:
View attachment 196903

Hi I'm looking at doing this myself on a bluemotion seats are in and purchased same control ac panel as yours can I ask was it difficult to do and did you get the electric lumbar working also

 

[drval85]

I got the electric lumbar working on my mk5. Added a wire to the car side connector under the seat and ran it to the back of the fuse panel. Not sure about heated seats. There’s a DIY on a forum somewhere but I think the pictures are gone.