2025-2026 Audi Software Update 03.11.00/C Overview
Audi TSB 2081477/1 details the planned introduction dates for the combined software update 03.11.00/C PPE/PPC KD2 for various 2025-2026 Audi models. This informational bulletin outlines new software versions and affected platforms.
También aplica a
- Audi A5
- 2025–2026
- Audi Q5
- 2025–2026
- Audi S5
- 2025–2026
- Audi SQ5
- 2025–2026
Audi Technical Service Bulletin (TSB) 2081477/1, released on March 27, 2026, serves as a central overview for the planned introduction of the combined software update 03.11.00/C PPE/PPC KD2. This informational bulletin is crucial for understanding the upcoming software enhancements for specific 2025-2026 Audi vehicles. It acts as a reference for other TSBs that might direct technicians to this document for details on software update introduction dates.
This TSB outlines the schedule for this significant Audi software update 03.11.00/C, which is specifically designed for after-sales service. It is important to note that this update will not be deployed in new vehicles during series production.
Important Warnings for Owners
Owners should be aware of several key points regarding this Audi software update 03.11.00/C:
- No Series Production Deployment: The combined software update is not being deployed in new vehicles during series production. Its application is exclusively for after-sales service.
- No Direct Billing: The TSB explicitly states that billing via this service information is not permitted. This indicates that the update itself, as described in this specific bulletin, is not a billable item for the customer.
- Planned Dates Are Not Binding: The target introduction dates communicated in this bulletin are based on planning and are subject to change. Delays may occur due to ongoing technical validation and regulatory approval processes. Owners should consider these dates as estimates rather than firm commitments. Audi advises that these potential delays must be considered when communicating with customers.
Affected Platforms and Software Versions
This informational TSB details the combined software update 03.11.00/C for vehicles built on Audi's PPE and PPC platforms. The bulletin specifies certain software versions that are relevant to this update, including 005F, 43, and 44. These software versions are integral to the functionality of the affected vehicles and will be updated as part of the combined software package.
Model Overview by Platform
This software update applies to various 2025-2026 Audi models, categorized by their underlying platforms. The PPE (Premium Platform Electric) and PPC (Premium Platform Combustion) architectures are key to understanding the scope of this update.
- PPE Platform: This platform includes models such as the A6 e-tron, Q6 e-tron, and SQ6 e-tron.
- PPC Platform: This platform covers a broader range of models, including the A5, S5 (FU), Q5, Q5 Sportback, SQ5, SQ5 Sportback (GU), A6 (FN), A6 Sportback e-tron, S6 Sportback e-tron, Q6 e-tron, and Q6 Sportback e-tron.
Scheduled Introduction Dates for the Software Update
The introduction of the combined software update 03.11.00/C is planned to roll out in phases across different regions and platforms. The regions are identified by PR numbers and region codes, which help assign the appropriate update schedule.
| Region (PR number, region code/type approval country) | Vehicle Platform | Scheduled Introduction |
|---|---|---|
| [ER1, ER2, ER8, ER9, EZ1, EZ3, ER3, ER4, ER5, ED2, ED3] | PPE | Q2/26 |
| [ER1, ER2, ER8, ER9, EZ1, EZ3, ER3, ER4, ER5, ED2, ED3] | PPC | Q3/26 |
| [ER7/B27] | PPE | Q2/26 |
| [ER7/B27] | PPC | Q2/26 |
It is important to remember that these dates are subject to change, as mentioned in the
Frequently Asked Questions
- What is Audi TSB 2081477/1 about?
- Audi Technical Service Bulletin 2081477/1 is an informational bulletin providing an overview of the planned introduction dates for the combined software update 03.11.00/C PPE/PPC KD2 for various 2025-2026 Audi models.
- Which Audi models are affected by the 03.11.00/C PPE/PPC KD2 software update?
- This software update applies to various 2025-2026 Audi models, including the A5, S5, Q5, SQ5, A6 e-tron, S6 e-tron, Q6 e-tron, and SQ6 e-tron, across the PPE and PPC platforms.
- Will I be charged for the combined software update 03.11.00/C?
- No, the bulletin explicitly states that billing via this service information is not permitted, indicating that the update is not a billable item for this specific TSB.
- When will the combined software update be available?
- The scheduled introduction dates vary by region and platform, with some updates expected in Q2/26 and others in Q3/26. However, these dates are based on planning and are not binding, subject to change due to technical and regulatory approvals.
What Audi A6 owners report
Counted from the records in our database across 33 model years.
- 1,665
- Owner complaints
- 55
- Recalls
- 5,316
- Service bulletins
- 64
- Crashes reported
- 71
- Fires reported
- 65
- Injuries reported
The 2026 model year
7 complaints, the 29th most of 33 model years on file. Owners reported 1 crash, 0 fires and 1 injury for this year.
Electrical System, the system this article covers, accounts for 396 of 1,665 complaints (24%), including 5 for 2026.
Complaints by model year
| 1998 | 130 | |
|---|---|---|
| 1999 | 217 | |
| 2000 | 148 | |
| 2001 | 113 | |
| 2002 | 88 | |
| 2005 | 91 | |
| 2006 | 67 | |
| 2008 | 71 | |
| 2019 | 114 | |
| 2026 | 7 |
Most-reported systems
- Electrical System — 396
- Air Bags — 316
- Service Brakes — 161
- Fuel System — 150
- Engine — 130
Recent owner reports about electrical system
The contact owns a 2026 Audi A6. The contact stated that while driving in stop-and-go traffic, a second vehicle reversed and struck the front end of the contact's vehicle. During the crash, the driver's side front air bag failed to deploy.
Read owner complaints →vehicle was put into gear and lost propulsion . Then all adas warning lights illuminated. This is the second time this has happened
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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