Auto Fault Finder

20/07/2026

Summer Closure Notice
Closed from Monday 27th July reopening on Monday 24th August.
There will be no ECU Repairs, parts sales or support during this period.

02/05/2025

A little video all about the n373 valve, p1889-62 algo fault, jammed open valves and how you can do some basic tests on them

www.haldexrepairs.co.uk

11/01/2024

Really nice video presentation of the entire operation of the Gen 5 Haldex coupling by BorgWarner

27/07/2023

Not just filters, but fake copy pumps too! Often sold as Genuine OEM but far from it...

And the faulty filter comparision video https://www.youtube.com/watch?v=WhKLiBOZrOw​ -L...

27/07/2023

Beware of the plague of fake Chinese copy Haldex filters on the market, have have a faulty check valve in the end. Here is how to spot the real from the dodgy copies..

Beware of the fake filters that are coming to a car near you!

26/07/2023

Here is an example of a good pump learn completing on a Gen 5 VAG Haldex system...

Notice the relationship between current and voltage.... almost the same number of amps compared to voltage... but current is slightly higher. This is the cor...

21/07/2022

Land Rover Freelander 2 and Ranger Rover Evoque - Scrabbling Juddering Grabbing on tight turns... why they do it and how to resolve this issue.

Gen 4 LR Service Kit https://www.haldexrepairs.co.uk/shop/service-kit/volvo-ford-land-rover-range-rover-gen-4-oil-filter-service-kit/Gen 4 N373 Valve https:/...

17/02/2022

Understand the Gen 5 "pump learn" function for VW Audi vehicles

Here is a deeper look into the pump learn calibration function MAS02928-Pump Motor in the Basic Settings of the 22-AWD Haldex module. https://www.haldexrepai...

05/02/2022

Generation 5 Pump Learn Values for VW Audi Vehicles, a rough guide.

05/02/2022

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