GolfGTIforum.co.uk

Model specific boards => Golf mk4 => Topic started by: AD1.8T on 21 February 2014, 08:01

Title: post cat/pre cat lambda sensors
Post by: AD1.8T on 21 February 2014, 08:01

Long story short crap mpg since fitting my decat about 2 months ago ive done 1 of 2 things ive knackered my sensors which I should of done as I was careful or ive been a idiot and put them the wrong way round  :laugh: does anyone know the part numbers or any other way to tell ? Im sick of 15/18mpg !!!

Title: Re: post cat/pre cat lambda sensors
Post by: Wazzzer on 21 February 2014, 13:38

You got VAG COM mate? You should be able to look at the readings and see if they are off...

Title: Re: post cat/pre cat lambda sensors
Post by: AD1.8T on 21 February 2014, 17:54

Na no vag com mate ive read that if there the wrong way round it messes the fueling up any idea ?

Title: Re: post cat/pre cat lambda sensors
Post by: Wazzzer on 21 February 2014, 19:22

It will definitely mess the fuelling up if you have them the wrong way round mate

Title: Re: post cat/pre cat lambda sensors
Post by: AD1.8T on 21 February 2014, 20:25

Well I really really stuggle to get out the teens lately ! NNw to figure out which ones which lol hows the skirts coming along ?

Title: Re: post cat/pre cat lambda sensors
Post by: Wazzzer on 21 February 2014, 23:31

Got the golf back today so gonna trail fit this weekend, then they're off for painting!

Title: Re: post cat/pre cat lambda sensors
Post by: AD1.8T on 22 February 2014, 16:50

Think its safe to say they were round the wrong way just put them in the right way whilst fitting my milltek downpipe the car doesnt stutter anymore its smoother throughout and im getting 31mpg on a 10 mile run that I was struggling to get 17/18 on lol

Title: Re: post cat/pre cat lambda sensors
Post by: Wazzzer on 22 February 2014, 17:22

Ha ha nice effort, nearly as good as the R32 rep at R-Tech last time I went up, two post cat lambdas in the downpipe and it was an AGU  :laugh: