COMPLETE GUIDE: 8E0907411 Audi A4 Quattro Engine Computer ECU OEM Engine Control Unit

Introduction – AutoMan Spare Parts

Welcome to AutoMan Spare Parts, the leading OEM ECU and ECM supplier in the UK. We provide one of the largest inventories of original used and new OEM engine control units for all major brands—Audi, BMW, Mercedes, Toyota, Nissan, Honda, and more.

We offer:

• The cheapest OEM ECU prices in the UK

• Guaranteed original parts

• Worldwide fast shipping

• Professional support for programming, installation, and fitment

This guide explains everything you need to know about the Audi A4 Quattro ECU 8E0907411, its functions, common issues, compatibility, and installation requirements.

What Is the Audi A4 Quattro ECU 8E0907411?

The ECU (Engine Control Unit) is the central computer that manages:

• Fuel injection

• Ignition timing

• Turbo boost control (1.8T engines)

• Idle control

• Emission systems

• Engine safety strategies

The part number 8E0907411 is an OEM Bosch-manufactured ECU used for specific Audi A4 Quattro 1.8T models.

It ensures optimal performance, fuel efficiency, and stable engine operation.

Key Features of 8E0907411 Audi ECU

• Genuine OEM Bosch ECU for Audi A4 Quattro

• Designed for 1.8T Turbocharged Engines

• Direct plug-and-fit with the correct programming

• Durable construction for long-term reliability

• Supports immobilizer coding & VIN matching

Does the Audi A4 Quattro ECU 8E0907411 Need Programming?

YES — it requires programming.

When you replace this ECU, the following steps are typically needed:

1. Immo (Immobilizer) Matching

2. VIN Coding

3. Software Version Matching

4. Key Re-learning (in some cases)

At AutoMan Spare Parts, we offer:

• Pre-programming services

• Clone services (copy old ECU to replacement)

• Plug-and-play options for many models

Contact us if you want your ECU pre-coded before shipping.

Symptoms of a Faulty Audi A4 Quattro ECU

A failing 8E0907411 ECU may show:

• Hard starting or no start

• Misfires or irregular engine performance

• Poor boost response

• Check Engine Light always on

• Fuel consumption increase

• Communication errors in diagnostic scans

• Immobilizer active symptoms

If you face these issues, replacing the ECU is often the most effective solution.

Why Choose OEM Instead of Aftermarket ECU?

OEM ECUs outperform aftermarket units because:

• Accurate compatibility with Audi systems

• Better durability and long-term reliability

• Zero tuning mismatch

• Full immobilizer support

• Correct internal microprocessor specifications

This is why AutoMan Spare Parts deals ONLY in genuine OEM units.

Compatibility Table: Audi A4 Quattro ECU 8E0907411

(Compatibility varies by VIN; always confirm with us.)

Technical Specifications

• Manufacturer: Bosch

• Audi OEM Part Number: 8E0907411

• Type: ME7.x Engine Control Unit

• Communication: CAN-based

• Immobilizer: Yes

• Flashable: Yes

• Software Depends on VIN Variant

Why Buy From AutoManSpareParts.com?

• No.1 OEM ECU supplier in the UK

• Huge global inventory of genuine used OEM ECUs

• Lowest international pricing

• Fast worldwide shipping to USA, Mexico, Middle East, EU, Asia

• All modules tested before dispatch

• Optional programmed/plug-and-play services

We ensure quality, authenticity, and reliability for every ECU.

FAQ – Audi A4 Quattro ECU 8E0907411

1. Does this Audi A4 ECU require programming?

Yes, immobilizer coding is required. We can pre-program for you.

2. Can I install this ECU myself?

Physical installation is easy, but coding must be done by a technician.

3. Do you offer worldwide shipping?

Yes, AutoMan Spare Parts ships globally with fast delivery.

4. Is a used OEM ECU reliable?

Yes, OEM units are designed to last long. We test every ECU before selling.

5. What if the part number varies by one letter?

Audi ECUs are sensitive; always confirm compatibility with us first.

TLDR (Short Summary)

The Audi A4 Quattro ECU 8E0907411 is an OEM engine computer for 1.8T models (2002–2005). It requires immobilizer coding when replaced. AutoMan Spare Parts sells tested, genuine OEM ECUs at the lowest UK prices with fast worldwide shipping.