A1 (8X) – Turn off daytime running lights (DRL) when the parking brake is engaged

Purpose: to deactivate the daytime running lights (DRL) when the handbrake is engaged.

Procedure:
1 – Engine off, ignition off, connect your official VAG-COM VCDS cable to the computer, then plug the other end into your vehicle’s diagnostics socket.

2 – Switch on the ignition and run the VCDS program.

Line 1:

3 – Click on“Select”, then click on“09 – Cent. Elect.”.

4 – Click on“Coding 07”.

5 – Select the “0” module and click on “Long Coding Helper”:

Byte 11:
Bit 0: If this is a hidden bit, you must modify the binary value directly (replace the 0 with a 1)

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