There are many reasons to Clone an Engine ECU, if your ECU is faulty but still readable then now is the time to investigate whether it’s possible to clone your Engine ECU. Once it becomes unreadable a clone is no longer possible and rectifying the problem becomes more costly.
Engine ECUs can become faulty for a variety of reasons, water ingress is a common issue, and age deterioration, driver failure within the ECU or cracked solder joints are just a few examples of possible faults your ECU may experience.