oxygen

I picked up a Leon Mk1 for cheap, expecting it to be riddled with problems, but not the case. The only codes are for the O² sensor (p0038 & p0036). I've had a look underneath and found the wires for the sensor has been cut and another wire near has been cut. Anyone know the location of the...

my wideband o2 sensor broke recently, bought a replacement based on the number plate, current part, OEM number from a seat spare parts retailer to not get it wrong, but its wired differently. The heating pins are 3-4 on the new one but 1-2 on the old one. I cant find any online source with the...

Hi, About a month ago the engine management light came on my 2013 1.4 (non act) FR, I took it to the garage, they plugged it in, and saw that the lambda/oxygen sensor was reading too rich. The timestamp was when I had <20 miles of fuel left in the tank, so I thought it might have been something...

Hi Guys, I have a 2016 Leon Cupra with APR Stage 2 setup (my downpipe without catalytic converter). Two weeks ago I got CEL with fault code P013800 - O2 Sensor Circ. Bank 1 Sensor 2 Voltage too High. The CEL appeared after a track day (it was a very hot day about 38 degrees celsius, I never...

My Engine Management light turned on and from the RAC they said it is the oxygen sensor... got a quote from a local seat garage and they said it would cost me £400. What would you guys recommend, i think £400 seems to expensive for just a sensor ?

Im on the case of my major fuel consuming 1.2, my mate says i should consider replacing the oxygen sensor and maybe the mass air flow sensor aswell incase they are not reading correctly and overfueling the car when not on full throttle, anyone know if the beezas have 1 or 2 oxygen sensors? i...

Getting the above error in my A4 1.8T Sport. Does it mean the lamda is goosed? Im also getting no boost from the turbo but nothing other to suggest a problem. i did have N75 errors so replaced the valve and wiring to the valve which seemed to fix the n75 error but still no boost. Ive changed...