1K0907379AD ABS Module & 1K0614517BD Pump – Fault Symptoms, Repair & Replacement Guide (UK)

If your ABS or traction control light is on, your vehicle may have a fault with the 1K0907379AD ABS module or the paired hydraulic unit 1K0614517BD.

These two parts form a complete ABS pump assembly and are a very common failure point on Volkswagen Audi Group (VAG) vehicles.

In this guide, we’ll cover:

- What 1K0907379AD and 1K0614517BD do

- Common ABS fault symptoms

- Whether you need to replace one or both

- Repair vs replacement options

- Where to buy in the UK

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## 🔍 What Are 1K0907379AD and 1K0614517BD?

The ABS system is made up of two main components:

### ⚙️ 1K0907379AD – ABS Control Module

This is the electronic unit that:

- Controls ABS braking

- Manages ESP/traction control

- Communicates with sensors and ECU

### 🔧 1K0614517BD – ABS Hydraulic Pump

This is the mechanical unit that:

- Regulates brake pressure

- Prevents wheel lock during braking

- Works during emergency stops

👉 These two parts are typically supplied together as a complete ABS pump unit. (vwbreakers.co.uk)

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## 🚗 Vehicles That Use These Part Numbers

Commonly fitted to:

- Volkswagen Golf Mk5 (2003–2009)

- Audi A3 (8P)

- Skoda Octavia

- SEAT Leon

- VW Touran

👉 These parts are widely used across 1.4–2.0 TDI/TSI engines in VAG vehicles. (ECU Testing)

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## ⚠️ Common 1K0907379AD ABS Fault Symptoms

When this ABS unit fails, you’ll usually notice:

### 🚨 ABS warning light stays on

Most common symptom of failure.

### ⚠️ ESP / traction control light

Often appears alongside ABS light.

### ❌ Loss of ABS function

- Wheels may lock under braking

- Reduced control in wet conditions

### 🔧 Fault codes (diagnostics)

Typical codes include:

- 01130 – ABS implausible signal

- 01276 – pump motor fault

- 16352 – control module defective

- 16349 – output stage error (ECU Testing)

### 🔁 Intermittent faults

Lights may come and go before full failure.

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## 🧠 Do You Need to Replace Both Parts?

Not always—but it depends on the fault.

### Replace 1K0907379AD only if:

- Communication errors

- Electrical faults

- Module failure codes

### Replace 1K0614517BD if:

- Pump not running

- Pressure faults

- Mechanical issues

### Replace both if:

- High mileage

- Multiple fault codes

- Long-term reliability is needed

👉 Many units are sold and replaced as a complete assembly to avoid repeat issues.

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## 🛠️ Repair vs Replacement

### 🔧 ABS repair

- Specialist rebuild services available

- Fixes internal electronic faults

- Requires sending your unit away

### 🔄 Replacement (most common)

- Faster solution

- Plug-and-play (with coding)

- Widely available used units

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## ⚙️ Coding After Installation

After installing a 1K0907379AD ABS module, coding is usually required.

You may need:

- Diagnostic software (e.g. VCDS)

- Vehicle-specific coding

Without coding, warning lights may remain active.

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## 💰 Used vs New – What’s Best?

### ✅ Used OEM ABS pump

- Genuine manufacturer part

- Lower cost

- Proven reliability

### 🆕 New ABS unit

- Expensive (£300–£800+)

- Not always necessary

👉 Most UK buyers choose tested used units for better value.

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## 🚗 How to Check Compatibility

Before purchasing:

- Confirm part numbers:

- 1K0907379AD

- 1K0614517BD

- Match vehicle details

- Check engine type and ABS variant

👉 If unsure, always check using your registration number.

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## 📦 Where to Buy 1K0907379AD / 1K0614517BD in the UK

At Burton VAG Spares, we specialise in sourcing genuine ABS pumps and modules.

### Why choose us?

- Tested ABS units

- Matching paired components

- UK-wide delivery

- Expert part matching

👉 Send us your reg and we’ll find the exact ABS unit for your vehicle.

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## ❓ Frequently Asked Questions

### Are these parts sold together?

Yes—1K0907379AD and 1K0614517BD are commonly paired as a complete ABS pump unit.

### Will this fail an MOT?

Yes—an ABS warning light is an automatic MOT failure in the UK.

### Can I drive with a faulty ABS module?

Yes—but braking safety is reduced, especially in emergency situations.

### How much does it cost?

- Used: £150–£300

- Repair: £200–£300

- New: £300–£800+

We have these in stock please search our parts shop.

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## ✅ Final Thoughts

The 1K0907379AD ABS module and 1K0614517BD hydraulic pump are critical safety components in your vehicle.

If you’re experiencing ABS faults, replacing the correct unit—or both together—will restore braking performance and keep your car safe on the road.

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