VDO Gauges in a 80 tdi

[StompOn]

can anyone help me with this wires here i got red/grey? is that maybe the perminate live? grey/blue whats this? and green/black and the blue light one for the dimmer feed where would i connect that up 2? thanks for all help i got the gauges today hoping to get them into tomorrow if ive found the answer to these few wires thanks again in advance

[StompOn]

there in!! Took the light adjuting relay looking thing of as could find what to connected it up to and it dims with the adjuster with the other bulbs so im not fussed with what its ment to do. was a tight fit getting into the center consol but finallly with some persistance i got there in the end all the woring was diffrent to what i was told so traced it all back and was easy enough to find out what was what will be posting pics up soon i snapped the nipple of the join by the egr valve to had to drill and retap that and boost gauge wont be working now untill i got an m6 thread nipple to fit so its blanked of for now and be getting the oil temp sender next week from audi definatly looks ace tho i rekon

[Skull]

that "relay" is the voltage booster for the 3 bulbs. Taking it off is not a good idea.

just follow the wire colors and you cant miss anything.

[StompOn]

why isit a bad idea? seems to light up fine without it?

[Skull]

the dimmer gets overcharged