DazzaVR6 2 Posted September 19, 2012 Report Share Posted September 19, 2012 Brothers 4 motion has the emissions light on but unsure as to which lambda sensor the fault code is referring too.Vag com is saying Heated oxygen sensor P0155 fault codeAnybody help on this one ?Cheers Link to post Share on other sites
cabrioman 6 Posted September 19, 2012 Report Share Posted September 19, 2012 according to auto data that is - P 0155 Heated oxygen sensor (HO2S) 1, Bank 2, heater control - circuit malfunction ......so basically sensor 1 bank 2 ..... the sensor before the cat on bank 2 ..... Link to post Share on other sites
UnitedMotorsport 55 Posted September 19, 2012 Report Share Posted September 19, 2012 P0155 Oxygen Sensor Heater Circuit Malfunction (Bank 2, Sensor 1) Link to post Share on other sites
DazzaVR6 2 Posted September 19, 2012 Author Report Share Posted September 19, 2012 Ok cool had a feeling it was one of the front ones.Next question is I have a friend that I can get both front lambdas off for 30 quid.Worth doing or is it just best to buy new ? Link to post Share on other sites
UnitedMotorsport 55 Posted September 19, 2012 Report Share Posted September 19, 2012 new geniune ones are over £100 each Link to post Share on other sites
DazzaVR6 2 Posted September 19, 2012 Author Report Share Posted September 19, 2012 Answers that question!Thanks for your help gents Link to post Share on other sites
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