Audi A3 (8V) Facelift – Lane Assist Activation (Coding)
Purpose: Allows you to activate Lane Assist for vehicles with Sign Assist and/or Light Assist option.
The vehicle must be equipped with the 3Q0 or 2Q0 camera (different A5 coding, the camera is located at the top of the windshield at the rearview mirror, in the shape of a triangle)
Attention!! There are, here, 12 lines (3Q0) or 16 lines (2Q0) of coding to be done.
Proceed:
1 – Engine off, ignition off, connect your official VAG-COM VCDS cable to
the computer then connect the other end to the diagnostic socket of your vehicle.
2 – Switch on the ignition then launch the VCDS program.
For A5 module for 3Q0 camera:
Line 1:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose byte “ 16 ”
Then check Bit 7 “ Lane departure warning system (HCA) active / installed [PR-7Y9] ”
Or byte 00 , bit 0
Line 2 (if available):
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”.
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Switch-on state of lane departure warning ” / “ HCA_On_State ”.
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ Menu ” then validate.
Line 3 (if available):
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ” .
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ HCA_Warning_Intensity ”.
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ Menu ” then validate.
Line 4:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”.
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ BAP_Personalisierung ” / BAP_Personalization “
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ not activated ” then validate.
Line 5:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ” .
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Intervention Moment ” / “ Point_of_intervention ”.
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ Late or Menu ” then validate.
OR
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 14 ”
Then check Bit 5-7 “ Point_of_intervention, setting_via_menu ”
Line 6 (if available):
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Personalization of lane dept. warning Cl. 15 on ”
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ last setting ” then validate.
END A5 3Q0
For A5 module for 2Q0 camera:
Line 1:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 08 ”
Then check Bit 5-7 “ A0 Point_of_intervention, late_setting_over_menu ”
Line 2:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 09 ”
Then check Bit 0-1 “ 03 Configuration_for_lane_departure_warning_Kl15, Last_setting ”
Line 3:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 09 ”
Then check Bit 2-3 “ 0C Lane_assist_system_mode, Selection_over_menu ”
Line 4:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 09 ”
Then check Bit 7 “ HC, 0 = not_coded / 1 = coded ”
Line 5:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose the byte “ 17 ”
Then check Bit 0 “ Hc_messages, 0 = not_coded / 1 = coded ”
Line 6:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose byte “ 17 ”
Then check Bit 1-3 “ 02 HC_Warn_Intensity Set, Setting_over_Menu ”
Line 7:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose byte “ 17 ”
Then check Bit 5-7 “ 20 Hc_variant, Variant_1” or “00 Hc_variant, Variant_0 ”
Line 8:
3 – Click on “ Select ” then click on “ A5 – Frt Sens. Drv. Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Switch-on status of lane departure warning system ”
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ on (setting via menu)” then validate.
END A5 2Q0
Continuation of the coding for all 3Q0 and 2Q0 cameras:
Line 1:
3 – Click on “ Select ” then click on “ 5F – Electrical information ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Car_Function_List_BAP_Gen2-LDW_HCA_0x19 ”
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ activated ” then validate.
Line 2:
3 – Click on “ Select ” then click on “ 5F – Electr. information ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ” .
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Car_Function_List_BAP_Gen2-LDW_HCA_0x19_msg_bus ” .
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ data Extended ” then validate.
Line 3:
3 – Click on “ Select ” then click on “ 5F – Electr. information ”.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 ”.
5 – Click on “ Adaptation – 10 ”.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Car_Function_Adaptations_Gen2-menu_display_Lane_Departure_Warning ”
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On this last one, choose “ activated ” then validate.
Line 4:
3 – Click on “ Select ” then click on “ 5F – information Electr. “.
4 – Click on “ Security Access – 16 ” then type the code “ 20103 “ .
5 – Click on “ Adaptation – 10 “.
6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Car_Function_Adaptations_Gen2-menu_display_Lane_Departure_Warning_over_threshold_high “.
7 – On this same page, there is a second drop-down menu but towards the bottom
of the page.
On the latter, choose “ activated ” then validate.
Line 5:
3 – Click on “ Select ” then click on “ 17 – Instruments ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose byte “ 4 ”
Then check Bit “ 6 ”: “ Lane Maintenance Assist installed ”
Line 6:
3 – Click on “ Select ” then click on “ 17 – Instruments ”.
4 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
5 – Choose byte “ 11 ”
Then check Bit “ 1 ”: “ Lane Maintenance Assist information (BAP) installed/active ”
Line 7:
3 – Click on “ Select ” then click on “ 44 – Steering Assist ”.
4 – Click on “ Security Access – 16 ” then type the code “ 19249 ”
5 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
6 – Choose the byte “ 3 ”
Then check the Bit “ 0 ”: “ Lane Assist installed ”
Or byte 0 , bit 4 or byte 4 , bit 0
Line 8:
3 – Click on “ Select ” then click on “ 10 – Station Assistance ”.
4 – Click on “ Security Access – 16 ” then type the code “ 71679 ”
5 – Click on “ Coding – 07 ” then click on “ Long Coding Assistant ”
6 – Choose byte “ 3 ”
Then check Bit “ 5 ”: “ Lane departure warning with steering assistance installed ”