Engine Management Light or EML Explained | OBD X BOX
Some vehicle owners are only concerned the EML is on if the vehicle has a running fault or if it’s due its annual MOT test. In the UK and probably in some other countries which we are not aware of, the EML has to be off for the vehicle to pass its annual MOT test.
The DTC Alerter feature really is unique to the OBD X BOX, it’s audible speaker option can also be used with the Fix Assist module. Learn mo

















