#1: Engine Management Light Came On Author: GeeTeeEye, Posted: Tue Mar 24, 2015 6:39 am ---- Sup guys my engine management light came on the other day, Pluged it up and got this.
p0420 generic catalyst system efficiency below threshold bank 1
oxygen sensor? Or is the catalytic converter naffed?
Cheers Marc
#2: Re: Engine Management Light Came On Author: JordHaze, Location: WarwickshirePosted: Tue Mar 24, 2015 7:36 am ---- www.206info.co.uk/Foru...c/t=34915/
Here's the fault code library.
Take a look through the beginner's Guide on the site, really helpful. Welcome to the site!
#3: Re: Engine Management Light Came On Author: GeeTeeEye, Posted: Tue Mar 24, 2015 3:17 pm ---- Cheers mate
#4: Re: Engine Management Light Came On Author: Steve206, Location: UKPosted: Tue Mar 24, 2015 3:19 pm ---- Front lambda is knackered.
#5: Re: Engine Management Light Came On Author: JordHaze, Location: WarwickshirePosted: Tue Mar 24, 2015 4:04 pm ----
Steve206 wrote:
Front lambda is knackered.
Aren't both Lambdas at the front?
#6: Re: Engine Management Light Came On Author: Steve206, Location: UKPosted: Tue Mar 24, 2015 5:22 pm ---- Pre cat lambda.
#7: Re: Engine Management Light Came On Author: gazza82, Location: South BucksPosted: Wed Mar 25, 2015 6:25 am ---- Could also be a leak in exhaust! Had this on our 2.0. Changed the exhaust from manifold to back and faults stopped. There was a crack in the centre box at the rear where it had argued with a speed hump and lost ...
#8: Re: Engine Management Light Came On Author: GeeTeeEye, Posted: Wed Mar 25, 2015 3:26 pm ---- Cheers guys. Yeh thats what i thought lambda sensor. Ill get one tomorrow and plug it back up see if it chuckes up that fault again.
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