In stock: Haldex control units and other 4x4 parts, DSG mechatronics

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Contact us- What is the problem with your car? What part number do you need to buy?

What can you find on our website, and what we do?

We deal with repairs of 4x4 drive haldex clutch (AWD)/BMW xDrive, specifically electronic faults.
We solve problems with haldex control units, haldex pumps, haldex clutch valves/solenoids, but also BMW actuators.
On our website you can find a contact for haldex ECU repair and we still have control units for 4x4 drives in stock, you can find more in the e-shop.
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haldex control unit 4.gen

Haldex control unit 1-5. generation OEM numbers

VW group Haldex ECU 2.GEN: 1K0907554, 1K0907554A,1K0907554B,1K0907554C,1K0907554D,1K0907554F,1K0907554L, 2K0907554A,2K0907554B,2K0907554C,2K0907554D

Haldex ECU 4.GEN- 0BR907554, 0BR907554A,0BR907554B,0BR907554C,0BR907554D,
09N907554, 09N907554A, 09N907554B, 09N907554C, 09N907554D, 09N907554E, 0AY907554, 0AY907554A,0AY907554B,0AY907554C,0AY907554D,0AY907554E, 0BS907554, 0BS907554A,0BS907554B,0BS907554C,0BS907554D,
Haldex ECU For T5: 7H0907554, 7H0907554A,7H0907554B,7H0907554C,7H0907554D,7H0907554E ,7H0907554F
Haldex ECU Volvo: 5WP33512,
5WP22201, 5WP22229, 5WP22227, 5WP33502, 5WP33512, 5WP33505,
5WP22220, 5WP33517, 5WP33518
Haldex ECU Land Rover: 5WP33501, 5WP33519
Haldex control unit are suitable for cars (requires verification by OEM control unit)
not all haldex ecu numbers are written here
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0AY907554L rear differential control module for Volkswagen Transporter T6 4Motion

Haldex ECUs are found in these 4x4 cars

In VW group:

Haldex Generation 2

Audi A3 S3 8P Quattro pre 2009 facelift 2004, 2005, 2006, 2007, 2008
Audi TT/TTS 8J Quattro pre facelift, 2007, 2008, 2009

Volkswagen Golf 1K Mk5, R32, 4Motion 2004, 2005, 2006, 2007, 2008
Volkswagen Passat 3c, 4Motion, Santana, CC, 2005, 2006, 2007, 2008, 2009
Volkswagen Transporter T5  2003, 2004, 2005, 2006, 2007, 2008, 2009

Seat Altea 2007, 2008, 2009, 2010
Seat Alhambra 2005, 2006, 2007, 2008, 2009, 2010

Skoda Octavia 2004, 2005, 2006, 2007, 2008, 2009

Haldex generation 4

VW Golf Mk6 5K 4Motion, 2008, 2009, 2010, 2011, 2012
VW Golf R Mk6 5K 2008, 2009, 2010, 2011, 2012
VW Tiguan B6 2008, 2009, 2010, 2011, 2012, 2013, 2014
VW Sharan 7N Mk2 2011, 2012, 2013, 2014, 2015
VW Passat, CC, B7 2010, 2011, 2012, 2013, 2014, 2015
VW Transporter Late Model T5 Facelift 2009, 2010, 2011, 2012, 2013, 2014, 2015
VW Caddy Mk3 2K 2010 Facelift 2010, 2011, 2012, 2013, 2014, 2015

Audi A3 S3 8P Facelift 2009, 2010, 2011, 2012
Audi TT / TTS / TTRS, 8J, 2008 Facelift 2008, 2009, 2010, 2011, 2012
Audi Q3 / RS Q3 2011, 2012, 2013

Seat Altea XL, Freetrack 2010, 2011, 2012, 2013, 2014, 2015
Seat Alhambra 2011, 2012, 2013

Skoda Yeti  2009, 2010, 2011, 2012, 2013, 2014
Skoda Superb B6 Type 3T 2008, 2009, 2010, 2011, 2012, 2013, 2014
Skoda Octavia 4×4, Scout, RS 4×4  2009, 2010, 2011, 2012, 2013

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Here is another extended overview of possible problems associated with Haldex control units:

Electrical connectors and mechanical damage

The connectors connected to the control unit may suffer from corrosion or other electrical faults, which can lead to irregular system operation or even system failure. Sometimes the problem is with rotten cables, and that's why the 4x4 doesn't work properly.

Mechanical damage can occur for example when the haldex of the ECU comes in contact with the road or parts that fly off the road for example stones, roads are treated with salt during the winter which over the years destroys the silicone on the ECU and your ECU gets waterlogged which causes some parts to shake out or oxidize.
Wheel sensor problems: wheel sensors, which measure wheel speed and provide data to the control unit, can be susceptible to damage or wear and tear, which can cause errors in the system.

Haldex Controller repair
VCDS 22-AWD faults and codes

Here is another extended overview of possible problems associated with Haldex control units:

Software problems

Ff there are errors in the control unit software, this can result in undesirable vehicle behaviour such as incorrect torque distribution between the front and rear wheels. This problem can occur if the software has been updated incorrectly or if you have put a new control unit on the car that is either not suitable for your car or needs to be recoded. Error code e.g. 01315 (we can also resolve this remotely, please contact us in case of this error code)

Here is another extended overview of possible problems associated with Haldex 4x4:

Oil pump problems or sensor/solenoid N373

The oil pump in the Haldex unit is an important component that ensures proper lubrication and cooling of the system. If the pump malfunctions, it can lead to excessive wear or failure of the unit. This problem is common if oil changes are neglected in the Haldex clutch and deposits clog and destroy the pump, which then needs to be replaced.

02248 - frequent error code for solenoid failure

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Let customers speak for us

from 47 reviews
Excellent Used Product and Outstanding Customer Service

Excellent experience from start to finish! Communication was extremely prompt, helpful, and professional throughout the entire process, both before purchasing and after dispatch, right up until delivery.

The ACC radar sensor was tested and guaranteed to be fully functional, and I can confirm that it works perfectly.

I am extremely satisfied with both the quality of the product and the outstanding customer service. A highly professional, reliable, and trustworthy seller who genuinely cares about customer satisfaction.

I would highly recommend this seller and would not hesitate to purchase from them again. Five stars, well deserved!

Mensur Zeqiri
5Q0907541G OEM ACC Radar Sensor VW group
5Q0907541G OEM ACC Radar Sensor VW group
Very good and fast customer service

Very good and fast customer service. Excellent quality and material. Fast international delivery.

Bremer Zalán
1K0907554B Haldex control unit Refurbished
1K0907554B Haldex control unit Refurbished
Great service and

Great service and advice

David Lindqvist
Cars-Ecu
Fast delivery and great condition on the

Fast delivery and great condition on the product

David Lindqvist
Haldex clutch 4Gen Repair set N373 valve and seal kit
Haldex clutch 4Gen Repair set N373 valve and seal kit
Perfect

Perfect

István Szaniszló
Cars-Ecu

Excellent service, Very professional.

Anssi Harinen
Cars-Ecu

Bra service

Daniel gustafsson
Cars-Ecu

Great selection of parts. Reasonable pricing. Fast delivery and super service/support. My new Haldex ECU worked like a charm, once the car had recognised it (took a couple of restarts of the car and fault code clearing with OBDeleven). Highly recommend!

Martin Flood
Cars-Ecu

Good quality services and tailor-made products. I recommend!

Kolen
Cars-Ecu

Fantastic company, Jakub who is very helpfull and swift to reply. Helped me fix my haldex gen 5 myself, would really recommend anyone to work with or buy from this great company! Thanks again for your help Jakub

Sander van Wezel
Cars-Ecu

Very good job

Lusaja Tajaja
Cars-Ecu

fully functional parts and delivery without problems. I recommend it

Munir A
Cars-Ecu
Ich war erst skeptisch gegenüber CarsEcu - wie sich zeigte grundlos.

Ich war erst skeptisch gegenüber CarsEcu, aufgrund ihrer Niederlassung in der Slowakei - bei der ersten Bestellung wurden alle Zweifel zerstreut; super transparent, schnelle Lieferung, super Artikel - kann ich wirklich empfehlen!

Jan-Helge Tristram
Cars-Ecu
Gehäusedichtung SG, Dichtring Magnetventil, Dichtringe Vorladepumpe, Schrauben

Für den Austausch meines SG gleich mitbestellt; eingentlich benötigt man bei Gen4 nur die Gehäusedichtung vom SG und den dreieckigen Dichtring vom Magnetventil, aber der Dichtsatz lohnt sich trotzdem.

Jan-Helge Tristram
0AY598301 Repair seal kit for haldex control unit New
0AY598301 Repair seal kit for haldex control unit New
Neue Vorladepumpe, alles top!

Beim Austausch des SG gleich mit erneuert, nachdem ich sie aber schon über mehrere Services gerettet hatte. Neuer Artikel, ich bin sehr zufrieden!

Jan-Helge Tristram
0AY598549A Haldex Pump Gen 4 New BorgWarner – VW group
0AY598549A Haldex Pump Gen 4 New BorgWarner – VW group