Originally Posted by
daz1968
My old uk wrx had over fuelling when it had an air leak after the maf, as the ecu was adding fuel based on air going through the maf and some of it was escaping, worth checking before you start changing sensors, also if it's a bug they are prone to fuel rails leaking.
It's a classic. Could need diagnostic then.
Thanks
Originally Posted by
Ginge !
Is it def fuel fuel and not leaking rocker cover onto manifold ?
I dont know. I'll have a look!