hi folks!!! got a 08 corsa 1.3 cdti a/c 34k on clock.last few months the engine electrics light (car with spanner) has been coming on wen driving at diff times?if i turn ignition off and on it goes off.i tried a code reader but it shows no faults?? any help on what cud be the cause wud be appreciated.also its not due for service yet so nowt to do with tht.