Purpose: to activate ambient lighting.
Procedure:
1 – With the engine off and the ignition off, connect your official VAG-COM VCDS cable to the computer, then connect the other end to your vehicle’s diagnostic port.
2 – Turn on the ignition, then launch the VCDS program.
Line 1:
3 – Click “ Select,” then click “ 09 – Cent. Elect.”
4 – Click on “Coding – 07” then“Long Coding Helper”.
5 – Select Byte 20:
Bit 0: Check “Footwell Lights installed”.
To switch on the footlights at the same time as the headlights :
Byte 16, check bit 7 “Ambient Lighting via Footwell Lighting Active”.
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