Complete Guide Audi A4 8E B7 2.0 TFSI Engine Control Unit ECU | OEM 8E0910115K / 0261S02210 / 1039S14716
Complete Guide to Audi A4 8E B7 2.0 TFSI Engine Control Unit ECU (8E0910115K / 0261S02210 / 1039S14716)
Introduction – Why Buy from AutoMan Spare Parts
At AutoManSpareParts.com, we specialize in supplying 100% genuine OEM ECUs for all major brands — Audi, Toyota, BMW, Nissan, Mercedes, Peugeot and more.
We are proudly recognized as:
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No.1 OEM ECU Supplier in the USA
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Largest global stock of tested & original ECUs
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Cheapest wholesale-direct rates
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Express worldwide shipping (USA, Canada, Mexico, UAE, UK, EU, Africa)
If you're looking for the Audi A4 8E B7 2.0 TFSI ECU, OEM 8E0910115K / 0261S02210 / 1039S14716, this guide will help you understand everything before buying.
What is the Audi 8E B7 2.0 TFSI ECU?
The Engine Control Unit (ECU) is the brain of the vehicle, managing:
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Fuel injection timing
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Turbo boost control
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Ignition timing
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Air-fuel ratio
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Performance & emissions
This OEM ECU model works specifically with the 2.0 TFSI petrol engine found in the Audi A4 B7 platform.
OEM Numbers Explained
| OEM Number | Description |
|---|---|
| 8E0910115K | Audi OEM Part Number |
| 0261S02210 | Bosch Hardware Number |
| 1039S14716 | Bosch Software/Calibration ID |
These numbers ensure you purchase the correct ECU hardware and software version.
Compatibility Guide
Audi A4 8E B7 2.0 TFSI ECU Compatibility Table
| Make | Model | Year | Engine | OEM ECU Match |
|---|---|---|---|---|
| Audi | A4 8E / B7 | 2005 | 2.0 TFSI | 8E0910115K / 0261S02210 |
| Audi | A4 8E / B7 | 2006 | 2.0 TFSI | 8E0910115K / 1039S14716 |
| Audi | A4 8E / B7 | 2007 | 2.0 TFSI | 8E0910115K |
| Audi | A4 8E / B7 | 2008 | 2.0 TFSI | Compatible depending on variant |
If your original ECU has any of the numbers listed above, this guide applies.
Common Symptoms of a Faulty Audi A4 2.0 TFSI ECU
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Hard starting or no start
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Engine misfire or rough idle
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Loss of power or limp mode
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ECU communication error
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Check Engine Light always on
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Coil pack signal failure (common issue)
If you experience these symptoms, your ECU may need repair or replacement.
Does This ECU Need Programming?
Yes — ECU Programming Is Required.
When replacing the ECU, you must perform:
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Immobilizer/IMMO matching
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VIN coding
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Software adaptation
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Key synchronization (if required)
This can be done by:
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Audi dealership
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Advanced workshop
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ECU coding specialist
However, AutoManSpareParts.com also provides pre-programming services for many units (depending on your original ECU).
Why Choose AutoMan Spare Parts for This ECU?
Genuine OEM Parts Only
Cheapest Prices in the USA & International
Fast Global Shipping
Large Stock – Same Day Dispatch
Optional Pre-Programming Service
Tested & Warranty Covered
We ensure every ECU is professionally inspected before shipping.
Buying Guide – What to Check Before Purchasing
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Match the OEM number on your original ECU
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Ensure your vehicle is Audi A4 8E B7 2.0 TFSI
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Check if ECU is water damaged or burnt
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Confirm you have access to a coding technician
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Consider transferring immobilizer data if needed
If unsure, you can send us your ECU photo and we will match it instantly.
TL;DR Summary
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This ECU fits Audi A4 8E/B7 2.0 TFSI
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Requires programming after installation
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We offer genuine OEM units with global shipping
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AutoMan Spare Parts is the #1 OEM ECU supplier in the USA
FAQ – Audi A4 B7 ECU Guide
1. Does the Audi A4 8E 2.0 TFSI ECU require programming?
Yes, immobilizer and VIN programming are required.
2. Can a used ECU work in my car?
Yes, if properly cloned or IMMO-matched.
3. How do I find my ECU OEM number?
Check the sticker on your ECU under the hood or near the firewall.
4. Do you ship to USA, Mexico, UK, or UAE?
Yes. We ship worldwide with fast delivery.
5. Are your ECUs genuine?
All ECUs sold by AutoMan Spare Parts are 100% original OEM.
6. Do you offer programming services?
Yes, depending on ECU model and customer request.
