Audi - Retrofit Audi Sound System - Le Cazzate Di Vicenza

Audi Sound System (9VD) retrofit

Status:

This retrofit has been succesfully implemented and tested on mine A4 B9, and it’s still active.

100%

Needed parts:

R211 8W5035412 Subwoofer
- 191972704 connector
R208 8W0035454 Central speaker
- 4B0971832 connector
8W5 863 411 Rear shelf panel (check modification code)
- Distance piece 8W5863954
8W5035405B + 8W5035406B Shelf panel covers
000979021E Quadlock crimp terminals x4
VCDS Diagnostic Interface
VCP Diagnostic Interface

Price:

Hardware listed above

Subwoofer R211 8W5035412

" caption_text="Subwoofer [R211 8W5035412]" caption_title_tag="2" fusion_font_family_caption_title_font="" fusion_font_variant_caption_title_font="" caption_title_size="" caption_title_line_height="" caption_title_letter_spacing="" caption_title_transform="" caption_title_color="" caption_background_color="" fusion_font_family_caption_text_font="" fusion_font_variant_caption_text_font="" caption_text_size="" caption_text_line_height="" caption_text_letter_spacing="" caption_text_transform="" caption_text_color="" caption_border_color="" caption_overlay_color="" caption_margin_top="" caption_margin_right="" caption_margin_bottom="" caption_margin_left="" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset="" filter_hue="0" filter_saturation="100" filter_brightness="100" filter_contrast="100" filter_invert="0" filter_sepia="0" filter_opacity="100" filter_blur="0" filter_hue_hover="0" filter_saturation_hover="100" filter_brightness_hover="100" filter_contrast_hover="100" filter_invert_hover="0" filter_sepia_hover="0" filter_opacity_hover="100" filter_blur_hover="0"]https://www.lecazzatedivicenza.it/wp-content/uploads/2022/09/Schermata-2022-09-10-alle-11.45.07.png

Central speaker R208 8W0035454

" caption_text="Central speaker [R208 8W0035454]" caption_title_tag="2" fusion_font_family_caption_title_font="" fusion_font_variant_caption_title_font="" caption_title_size="" caption_title_line_height="" caption_title_letter_spacing="" caption_title_transform="" caption_title_color="" caption_background_color="" fusion_font_family_caption_text_font="" fusion_font_variant_caption_text_font="" caption_text_size="" caption_text_line_height="" caption_text_letter_spacing="" caption_text_transform="" caption_text_color="" caption_border_color="" caption_overlay_color="" caption_margin_top="" caption_margin_right="" caption_margin_bottom="" caption_margin_left="" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset="" filter_hue="0" filter_saturation="100" filter_brightness="100" filter_contrast="100" filter_invert="0" filter_sepia="0" filter_opacity="100" filter_blur="0" filter_hue_hover="0" filter_saturation_hover="100" filter_brightness_hover="100" filter_contrast_hover="100" filter_invert_hover="0" filter_sepia_hover="0" filter_opacity_hover="100" filter_blur_hover="0"]https://www.lecazzatedivicenza.it/wp-content/uploads/2022/09/Schermata-2022-09-10-alle-11.45.18.png

QUADLOCK subwoofer wiring

QUADLOCK central speaker wiring

VCP parametrization

VCP Dataset: A4_B9_mib2_8w0035039x.zdc

Audio_Sound_Announce_A4_LIMO_AUDI_SOUND_SYSTEM_XX
ASAM_ODX_MUX_HBAS_AUDI_SOUND_SYSTEM
Audi_Sound_A4_LIMO_AUDI_SOUND_SYSTEM
Audio_Sound_Configuration_AUDI_SOUND_SYSTEM

Coding:

(Warning this will change the car picture to Q7 in the MMI, but Subwoofer control will be available)

Go to module 5F Multimedia
Go to Long coding
Change the following:
- byte_1_Car_Class: 7
- byte_1_Car_Generation: 3
- byte_2_Car_Derivate: 6
- byte_2_Car_derivate_Supplement: 0
Do a MMI reset (hold down NAV + RADIO + center ****)
Enjoy your subwoofer control with improved sound quality!