Purpose: Automatically closes windows and sunroof in the event of rain.
Watch out! There are 4 lines of coding to do here. For A3 phase 1 only.
Procedure:
1 – With the engine off and the ignition switched off, connect your official VAG-COM VCDS cable to the computer, then connect the other end to your vehicle’s diagnostic port.
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“Security Access – 16” then enter the code“31347”.
5 – Click on“Adaptation – 10”.
6 – At the very top of this page, there is a drop-down menu.
From this drop-down menu, select “Access Control 2-Regenschliessen_ein_aus“
7 – On this same page, there is a second drop-down menu at the bottom
of the page.
On this menu, select“active” and confirm.
Line 2:
3 – Click on“Select”, then click on“09 – Cent. Elect.”.
4 – Click on“Security Access – 16” then enter the code“31347”.
5 – Click on“Adaptation – 10”.
6 – At the very top of this page, there is a drop-down menu.
From this drop-down menu, select “Access Control 2-Regenschliessen_art“
7 – On this same page, there is a second drop-down menu toward the bottom
.
From this menu, select “Permanent” and then confirm.
Line 3:
3 – Click on“Select”, then click on“09 – Cent. Elect.”.
4 – Click on“Security Access – 16” then enter the code“31347”.
5 – Click on“Adaptation – 10”.
6 – At the very top of this page, there is a drop-down menu.
From this drop-down menu, select “Access Control 2-Menuesteuerung Regenschliessen.”
7 – On this same page, there is a second drop-down menu at the bottom
of the page.
On this menu, select“active” and confirm.
Line 4:
3 – Click on“Select”, then click on“09 – Cent. Elect.”.
4 – Click on“Security Access – 16” then enter the code“31347”.
5 – Click “Coding – 07.”
6 – At the very top of this page, there is a drop-down menu.
From this drop-down menu, select “RLFS“
7 – Select byte “0“
Then check bit “1“: “Rain Light Function active“
Then check bit “2“: “Rain Closing active“
This modification cannot be performed using only VAG-Com for versions earlier than 14.6.0 beta; the VCP cable is required for RLFS programming.
- If modifying the RLFS doesn’t work with VAG-Com, you’ll need to use VCP for programming
- The RLHS sensor is not compatible! (After 2015)
- If the feature is enabled: Automatic window closing when it rains:
In the vehicle’s infotainment system, the A3 allows you to enable the automatic window-closing feature when it rains.
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