|
The yellow ECU lights up usually if there is an error code. I had a dodgy crank sensor which would occasionally miscount and it would trigger the Yellow ECU light until I switched off the ignition so I imagine a failed sensor would do the same.
__________________
 Roast Beef Monster!
Termignoni and Bucci - Italian for pipe and slippers! 
S4 Fogarty, S4R 07T, 748, Series 1 Mirage
|