This applies to facelift models with rain & light sensor already fitted. Parts needed: Auto light switch: 1Z0 941 431 J REH. This is the skoda part, VW variants will work but don't light up green and have a round rather than elliptical so there is a small gap above it when fitted. ~£14 e-bay to ~£65 OEM 2 x repair wires: 000 979 009 E £2.51 each usually in stock at VAG garages. Access to VCDS for coding is required. Method: Remove your existing light switch. With it in the 0 position p