LAMBDA SENSOR PROBLEMS? OR CATALYTIC CONVERTER PROBLEMS? I'LL FIX FAULT P0172 TODAY!
Good morning, today we're discovering how lambda sensors are supposed to work, and the related faults they can cause!
But are they broken? Or are they telling us that something isn't working as it should?
We're finding out on this little Peugeot 208 1.0 VTI petrol with fault code P0172. What could that possibly mean?
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Hugs, and see you in the next video!