OEM Part Numbers & Cross-References

Technical Specifications

Product Description

This is a used original Haldex control unit designed for first-generation Haldex AWD systems used in various Volkswagen Group vehicles. The controller manages rear differential engagement and helps restore correct all-wheel-drive function when the original module has failed.

What This Control Unit Does

• Controls rear axle engagement in first-generation Haldex AWD systems
• Supports proper communication with the AWD module
• Helps restore rear-wheel-drive function when the original controller fails
• Supports stable AWD performance and traction operation
• Provides a tested replacement for compatible VAG applications

Common failure symptoms include loss of rear-wheel drive, communication faults with the AWD system, or dashboard warning lights such as ESP / ABS. This tested unit offers a practical replacement for restoring AWD performance.

Vehicle Compatibility

This first-generation Haldex control unit is intended for selected VAG AWD vehicles using a matching OEM controller number.

Common Applications

Common Faults & Symptoms

When the Haldex control unit fails, your 4x4 / AWD system may malfunction or stop working completely. Typical symptoms mentioned for this unit include:

Installation & Recommended Service

Installation Notes

• Verify that the OEM number on the replacement module matches your original controller
• Inspect the connector and surrounding wiring before installation
• Install the module carefully on the rear differential system
• Clear stored faults and confirm correct AWD communication after fitting
• Use diagnostics if coding or adaptation is required for your vehicle

Recommended Checks

• Inspect the Haldex wiring and connector condition
• Check for stored AWD, ESP or ABS faults
• Verify rear-wheel-drive engagement after installation

Quality Assurance & Warranty

12-Month Warranty: This used Haldex control unit is supplied with a 12-month warranty and is checked before dispatch.

Warranty Includes

• Verified basic functionality before shipping
• Pre-purchase compatibility guidance
• Support in case coding guidance is needed

Warranty Does Not Cover

• Incorrect ordering without OEM-number verification
• Vehicle-side wiring, ABS, ESP or drivetrain faults
• Damage caused during improper installation

Questions or Need Help?

If you have any questions and need advice, please contact us and we will help you choose the correct Haldex solution for your vehicle.

Important Purchase Information

• Please check whether this module is suitable for your car before ordering
• Worldwide shipping is available
• If you need advice, contact us by email or WhatsApp via the contact page