How to disconnect the battery and remove the Air Bag Control Module from the center console on Audi A6?

Disconnect the battery negative (-) cable, then remove the front section of the center console and the connecting pieces for air ducts to the rear left and right footwell vents. For vehicles produced up to August 1999, release the retainer on connector, pull connector out of control module, remove nuts, and then remove the control module. For vehicles produced from September 1999 onward, open cable ties, remove nuts, pull out control module, release the retainer on connector, pull connector out of control module, and remove the control module. Installation is the reverse of removal, noting that if the control module is replaced, it must be coded, and if the airbag warning light remains on, erase OTC memory using VAS 5052 or equivalent.

How to safely remove and replace the Air Bag Control Module on Audi TT Quattro?

Observe all warnings at the beginning. Disconnect the battery negative cable. Remove the footwell vent trim and footwell vent. Remove the mounting nuts for the airbag control module. Lift the control module enough to access the harness connector. Press the harness connector release tab and pull the retaining lever forward. Pull the connector off of the control module. Remove the control module. If the control module is replaced, enter the control module code using a diagnostic scan tool. Tighten the control module mounting nuts to specification. Switch the ignition on and close the doors. Connect the battery ground strap. If the airbag malfunction indicator light signals a malfunction after installing the airbag control module, then the OTC memory must be erased and checked again using a diagnostic scan tool.

Genuine Audi Air Bag Control Module

SRS Airbag Module

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93 Air Bag Control Modules found

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Audi Control Module Part Number: 4G0-959-655-A
$1087.66 MSRP: $1406.15
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Product Specifications
- Other Name: Module; Sdm Module
Fits the following Audi Models:
- A6 | 2012-2015 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
- A6 Quattro | 2012-2015 | Premium, Premium Plus, Prestige, TDI Premium Plus, TDI Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
- A7 Quattro | 2012-2015 | Base, Premium Plus, Prestige, TDI Premium Plus, TDI Prestige | 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
- RS7 | 2014-2015 | Base | 8 Cyl 4.0 L GAS
- S6 | 2013-2015 | Base | 8 Cyl 4.0 L GAS
- S7 | 2013-2015 | Base | 8 Cyl 4.0 L GAS
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Audi Control Module Part Number: 8K0-959-655-R
$1147.15 MSRP: $1483.05
You Save: $335.90 (23%)
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- allroad | 2015-2016 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX
- Q5 | 2015-2017 | Premium, Premium Plus, Prestige, TDI Premium Plus, TDI Premium Plus S-Line, TDI Prestige, TDI Prestige S-Line | 4 Cyl 2.0 L FLEX, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
- SQ5 | 2015-2017 | Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Diagnostic Module Part Number: 8K0-959-655-K
$172.38 MSRP: $241.43
You Save: $69.05 (29%)
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Product Specifications
- Other Name: Module; Control Module
- Replaces: 8K0-959-655-H-Z01, 8K0-959-655-C-Z05, 8K0-959-655-H-Z0B, 8K0-959-655-H-Z0C, 8K0-959-655-K-Z08, 8K0-959-655-K-Z05, 8K0-959-655-F-Z02, 8K0-959-655-F-Z03, 8K0-959-655-H-Z03, 8K0-959-655-K-Z0B, 8K0-959-655-K-Z06, 8K0-959-655-C-Z01, 8K0-959-655-K-Z02, 8K0-959-655-K-Z03, 8K0-959-655-H-Z0A, 8K0-959-655-H-Z0D, 8K0-959-655-H-Z0E, 8K0-959-655-C-Z03, 8K0-959-655-F-Z04, 8K0-959-655-H-Z02, 8K0-959-655-K-Z04, 8K0-959-655-K-Z0C, 8K0-959-655-H-Z09, 8K0-959-655-F-Z01, 8K0-959-655-K-Z01, 8K0-959-655-K-Z07, 8K0-959-655-K-Z0A, 8K0-959-655-F-Z05, 8K0-959-655-F-Z06, 8K0-959-655-H-Z04, 8K0-959-655-H-Z06, 8K0-959-655-H-Z07, 8K0-959-655-K-Z09
Fits the following Audi Models:
- A4 | 2009-2012 | Base | 4 Cyl 2.0 L GAS
- A4 Quattro | 2009-2012 | Avant, Base | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
- A5 | 2010-2011 | Cabriolet | 4 Cyl 2.0 L GAS
- A5 Quattro | 2008-2012 | Base, Cabriolet | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
- S4 | 2010-2012 | Base | 6 Cyl 3.0 L GAS
- S5 | 2008-2012 | Base, Cabriolet | 6 Cyl 3.0 L GAS, 8 Cyl 4.2 L GAS
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Audi Control Module Part Number: 8F0-959-655-E-Z01
$573.58 MSRP: $803.33
You Save: $229.75 (29%)
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- A5 | 2013-2014 | Cabriolet | 4 Cyl 2.0 L GAS
- A5 Quattro | 2013-2014 | Cabriolet | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- RS5 | 2013-2014 | Base, Cabriolet | 8 Cyl 4.2 L GAS
- S5 | 2013-2014 | Cabriolet, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Control Module Part Number: 8P0-959-655-Q-Z0C
$687.21 MSRP: $888.45
You Save: $201.24 (23%)
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Product Specifications
- Other Name: Module
- Replaces: 8P0-959-655-Q-Z03, 8P0-959-655-K-Z0K
Fits the following Audi Models:
- A3 | 2009-2010 | Base | 4 Cyl 2.0 L GAS
- A3 Quattro | 2009-2010 | Base | 4 Cyl 2.0 L GAS
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Audi Diagnostic Module Part Number: 8K0-959-655-P
$1179.87 MSRP: $1525.37
You Save: $345.50 (23%)
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Product Specifications
- Other Name: Module; Control Module
Fits the following Audi Models:
- A4 | 2013-2014 | Base | 4 Cyl 2.0 L GAS
- A4 Quattro | 2013-2014 | Base | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- A5 Quattro | 2013-2014 | Base | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- RS5 | 2013-2015 | Base | 8 Cyl 4.2 L GAS
- S4 | 2013-2014 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
- S5 | 2013-2014 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Diagnostic Module Part Number: 5Q0-959-655-J-Z00
$819.36 MSRP: $1059.29
You Save: $239.93 (23%)
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Product Specifications
- Other Name: Module; Control Module
- Replaces: 5Q0-959-655-J
Fits the following Audi Models:
- A3 | 2015-2020 | Premium, Premium Plus, Prestige, TDI Premium, TDI Premium Plus, TDI Prestige, Titanium | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
- A3 Quattro | 2015-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- A3 Sportback e-tron | 2016-2018 | Premium, Premium Plus, Prestige | 4 Cyl 1.4 L PLUG-IN HYBRID EV-GAS (PHEV)
- RS3 | 2017-2020 | Base | 5 Cyl 2.5 L GAS
- S3 | 2015-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
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Audi Diagnostic Module Part Number: 4KE-959-655-J
$804.86 MSRP: $1040.54
You Save: $235.68 (23%)
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Product Specifications
- Other Name: Module; Control Module, Sdm Module
Fits the following Audi Models:
- e-tron Quattro | 2021-2023, 2019 | Chronos Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- e-tron S | 2022-2023 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
- e-tron S Sportback | 2022-2023 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
- e-tron Sportback | 2020-2023 | Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- Q7 | 2021-2024 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- Q8 e-tron | 2024 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- Q8 e-tron Sportback | 2024-2025 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- SQ7 | 2021-2024 | Premium Plus, Prestige | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
- SQ8 e-tron | 2024 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
- SQ8 e-tron Sportback | 2024-2025 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
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Audi Diagnostic Module Part Number: 4M0-959-655-A
$1056.11 MSRP: $1365.38
You Save: $309.27 (23%)
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Product Specifications
- Other Name: Module; Control Module
Fits the following Audi Models:
- Q7 | 2017-2018 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS
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Audi Control Module Part Number: 4M0-959-655-AJ
$1124.54 MSRP: $1453.84
You Save: $329.30 (23%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- Q7 | 2021-2025 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- SQ7 | 2021-2025 | Premium Plus, Prestige | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
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Audi Diagnostic Module Part Number: 8E0-959-655-K
$862.75 MSRP: $1115.38
You Save: $252.63 (23%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module; Control Module
- Replaces: 8E0-959-655-C
Fits the following Audi Models:
- A4 | 2003-2005 | Base | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS
- A4 Quattro | 2003-2005 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 3.0 L GAS
- S4 | 2004-2005 | Avant, Base, Cabriolet | 8 Cyl 4.2 L GAS
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Audi CTRL UNIT Part Number: 8B9-980-341-B
$288.44 MSRP: $403.99
You Save: $115.55 (29%)
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Product Specifications
- Other Name: Control Module
Fits the following Audi Models:
- Q6 e-tron | 2025 | Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- SQ6 e-tron | 2025 | Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
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Audi Module Part Number: 4M0-959-655-AF
$482.39 MSRP: $675.62
You Save: $193.23 (29%)
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Product Specifications
- Other Name: Control Module, Sdm Module
Fits the following Audi Models:
- A6 allroad | 2024 | Premium Plus, Prestige | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- A6 Quattro | 2024 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- Q8 e-tron | 2024 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- Q8 e-tron Sportback | 2024-2025 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- S6 | 2024 | Premium, Premium Plus, Prestige | 6 Cyl 2.9 L MILD HYBRID EV-GAS (MHEV)
- SQ8 e-tron | 2024 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
- SQ8 e-tron Sportback | 2024-2025 | Premium Plus, Prestige | BATTERY EV (EV/BEV)
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Audi Module Part Number: 4M0-959-655-BB
$532.13 MSRP: $745.28
You Save: $213.15 (29%)
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Product Specifications
- Other Name: Control Module, Sdm Module
Fits the following Audi Models:
- A6 allroad | 2025 | Premium Plus, Prestige | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- A6 Quattro | 2025 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- A7 Sportback | 2019-2025 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- Q8 | 2019-2025 | Premium, Premium Plus, Prestige | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- Q8 e-tron | 2024 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- Q8 e-tron Sportback | 2024-2025 | Launch Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
- RS Q8 | 2020-2025 | Base | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
- RS7 Sportback | 2025 | Performance | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
- S6 | 2025 | Premium, Premium Plus, Prestige | 6 Cyl 2.9 L MILD HYBRID EV-GAS (MHEV)
- S7 Sportback | 2020-2025 | Premium, Premium Plus, Prestige | 6 Cyl 2.9 L MILD HYBRID EV-GAS (MHEV)
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Audi Control Module Part Number: 4D0-959-655-H
$535.50 MSRP: $750.00
You Save: $214.50 (29%)
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- 90 | 1995 | Base, Sport | 6 Cyl 2.8 L GAS
- 90 Quattro | 1995 | Base, Sport | 6 Cyl 2.8 L GAS
- A8 | 1998-1999 | Base | 8 Cyl 3.7 L GAS
- A8 Quattro | 1998-1999 | Base | 8 Cyl 4.2 L GAS
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Audi Diagnostic Module Part Number: 5Q0-959-655-R
$573.09 MSRP: $802.65
You Save: $229.56 (29%)
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Product Specifications
- Other Name: Module; Control Module
Fits the following Audi Models:
- TT Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
- TT RS Quattro | 2018-2022 | Base, Heritage Edition | 5 Cyl 2.5 L GAS
- TTS Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
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Audi Control Module Part Number: 4Z7-959-655-E
$642.01 MSRP: $830.00
You Save: $187.99 (23%)
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- Allroad Quattro | 2002 | Base | 6 Cyl 2.7 L GAS
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Audi Control Module Part Number: 4F0-910-655-K-00K
$679.49 MSRP: $878.46
You Save: $198.97 (23%)
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Product Specifications
- Other Name: Module
Fits the following Audi Models:
- A6 | 2007 | Base | 6 Cyl 3.2 L GAS
- A6 Quattro | 2007 | Avant, Base | 6 Cyl 3.2 L GAS, 8 Cyl 4.2 L GAS
- S6 | 2007 | Base | 10 Cyl 5.2 L GAS
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Audi Control Module Part Number: 4F0-910-655-F-009
$679.49 MSRP: $878.46
You Save: $198.97 (23%)
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Product Specifications
- Other Name: Module
- Replaces: 4F0-910-655-B-005, 4F0-959-655-A-005
Fits the following Audi Models:
- A6 | 2006 | Base | 6 Cyl 3.2 L GAS
- A6 Quattro | 2005-2006 | Avant, Base | 6 Cyl 3.2 L GAS, 8 Cyl 4.2 L GAS
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Audi Diagnostic Module Part Number: 4Z7-959-655-N
$702.10 MSRP: $907.69
You Save: $205.59 (23%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module; Control Module
- Replaces: 4Z7-959-655-J
Fits the following Audi Models:
- A6 | 2003-2004 | Base | 6 Cyl 3.0 L GAS
- A6 Quattro | 2003-2004 | Avant, Base | 6 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS, 8 Cyl 4.2 L GAS
- Allroad Quattro | 2003-2005 | Base | 6 Cyl 2.7 L GAS, 8 Cyl 4.2 L GAS
- S6 | 2003 | Avant | 8 Cyl 4.2 L GAS
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Audi Air Bag Control Module

The Audi Air Bag Control Module serves as the brain of the supplemental restraint system and instantly reads the data collected by the crash airbags and commands them to deploy when a collision is unavoidable. Audi as a brand built its reputation on smart engineering, from early water-cooled engines to today's e-tron electric drivetrains, and this commitment gives the driver vehicles that feel athletic and yet secure in every situation. Quattro all-wheel drive provides better grip in wet weather, Virtual Cockpit screen displays information clearly, and matrix headlights illuminate dark lanes without dazzling traffic, so Audi owners enjoy the freedom of performance and confidence. That same commitment to safety leadership drives the Air Bag Control Module, which polls sensors every millisecond, maintains a reserve power source charged, and performs a self-test at each start so occupants always know safety protection stands ready. During an impact, the Air Bag Control Module makes decisions in a matter of fractions of a second to ignite inflators and fill cushions with gas to lessen the impact of hard surfaces on the head and chest, then records important data such as speed change and use of seat belts for later review. After years of quiet service, it still waits silently, proof of the meticulous technology woven into every Audi model. By combining innovative engineering with the watchful eye of the Air Bag Control Module, Audi brings to the road vehicles that thrill on the open road with the armored protection of their occupants.

Stick with genuine OEM Air Bag Control Module when you need quality that holds up. Audi crafts these parts to hit strict factory specs for every single unit. They also run each part through rigorous checks during production to maintain high quality. You can find exact Audi Air Bag Control Module you need in our huge stock at AudiPartsGiant.com. You'll love our low, economical prices too. Every OEM part carries a real manufacturer's warranty, so you can buy with confidence. Returns aren't a headache here because our policy is simple. Plus, our speedy delivery gets orders out fast. Shop today and buy with total peace of mind.

Audi Air Bag Control Module Parts and Q&A

Control Module
4B0-959-655-AB
Q: How to disconnect the battery and remove the Air Bag Control Module from the center console on Audi A6?
A:
Disconnect the battery negative (-) cable, then remove the front section of the center console and the connecting pieces for air ducts to the rear left and right footwell vents. For vehicles produced up to August 1999, release the retainer on connector, pull connector out of control module, remove nuts, and then remove the control module. For vehicles produced from September 1999 onward, open cable ties, remove nuts, pull out control module, release the retainer on connector, pull connector out of control module, and remove the control module. Installation is the reverse of removal, noting that if the control module is replaced, it must be coded, and if the airbag warning light remains on, erase OTC memory using VAS 5052 or equivalent.
Control Module
8N0-959-655-D
Q: How to safely remove and replace the Air Bag Control Module on Audi TT Quattro?
A:
Observe all warnings at the beginning. Disconnect the battery negative cable. Remove the footwell vent trim and footwell vent. Remove the mounting nuts for the airbag control module. Lift the control module enough to access the harness connector. Press the harness connector release tab and pull the retaining lever forward. Pull the connector off of the control module. Remove the control module. If the control module is replaced, enter the control module code using a diagnostic scan tool. Tighten the control module mounting nuts to specification. Switch the ignition on and close the doors. Connect the battery ground strap. If the airbag malfunction indicator light signals a malfunction after installing the airbag control module, then the OTC memory must be erased and checked again using a diagnostic scan tool.