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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 Actuator

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 5
Gearbox electrics 5/5

I've been dealing with them many times before. Just recently I been using ECU Testing for two Mercedes problems, one conductor plate speed sensors and second one gear selector faults. Both repairs done by ECU Testing goes perfectly smooth, both cars working lovely, no problem at all. Well recommended company. Excellent customer service

Toyota rav 4 ecu transmission fault. 5/5

Amazing job can’t belive it actually fixed it . Gear box was all over the place . Sent it to ecu testing the reconditioned it and so for fingers crossed my customer hasn’t complained . It was silky smooth when I tested the car so good job

Abs pump 5/5

Very good service from this company. They found and fixed a fault with my abs pump for a lot less money than Peugeot would have done.Very good communication they kept me informed every step of the way.