Fuel level sender help

[Matty Ealam]

Fuel level reads all over the place going to replace the sender but there apears to be 2 does anybody no how these work thanks in advance

 

[Matty Ealam]

Anyone

 

[nil538]

Have you got an s3 ?

 

[Matty Ealam]

Yes 2007 s3 pulling my hair out had vcds on it no faults drained the tank put exactly quater of a tank 15 litres and reads 3 quater full any held would be great