Quote Originally Posted by PSRB View Post
Engine management lights can really do one!! Mine goes off every month, garage resets it and says nothing wrong with it.
I had a Mazda 3 MPS - constant red lights on the dashboard. Always in at the dealer who said there were no issues.

In the end they reclassifed the warnings as ambers and said just leave it until the next time you bring it in.

Invariably the light would go off by itself in the meantime.