Quote:
Originally Posted by Eddie25
how will a problematic oxygen sensor effect this? the engine light was on for a while and a workshop diagnostic said a left bank oxygen sensor needed replacing. I borrowed a friends obd2 plug and cancelled the fault not replacing anything and now 2 months later the light has not re appeared.
however the car does not pull as well in the lower rpm as it use to it almost feels like a carb motor when its cold? could this be my problem? or is that just the figure I can expect from small engine in a quite heavy car?
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Seems like the faulty sensor is the one to blame. And if you think the 1.4L engine might be rather underpowered in the Fiesta, you have never seen the 1.0L used here in Brazil...