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common ecu faults by manufacturer
common faults by part type
ABS Pump Modules

ABS pumps, ABS modules and ABS ECU's, we test rebuild and supply most types of automotive ECU units, common faults cause the ABS or ESP light to remain on...

Throttle Bodies

A faulty throttle body can cause stalling cutting out and general rough running, we can test & repair most types of throttle bodies for most vehicles...


Dashboard instrument clusters are common to fail for all makes and models of vehicle, common symptoms include; incorrect reading gauges, LCD failure or complete loss of display...

Electric Power Steering

Electric power steering columns are now used in most vehicle applications, the new generation of electric steering column are prone to frequent failure...

Gearbox ECU's

Automatic transmission ECU's are used in all modern gearbox systems and can cause frequent problems causing the gearbox to default to limp mode or even prevent the vehicle engaging gears...

Turbo Actuators

Turbo actuators are used to control variable-geometry turbochargers (VGTs). Due to manufacturing defects & harsh operating conditions these turbo actuators are prone to failure...

Rating 4.87
Great service 5/5

Great service, good communication and quick turn around. Highly recommended.


Well what can I say as the title suggests really. From the start of my interaction with this company I could tell the level of service provided! The repair and transaction was soo easy ECU testing send the parcel company to collect your part the day after you fill out the online form (SO EASY) and within 2 1/2 days later I received my once faulty item fully repaired and after fitment I could not have been happier. So a big thanks to ECU Testing!

Repair of ECU 5/5

First class service. Updated at every stage on it’s way to being repaired. Five days from start to finish. My L200 is back up and running, Great job fully recommend. John H .