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    Nox sensor query

    yea too right! you dont want it mapped out and then still failing later. Hmm I wonder if it being mapped out would mean it doesnt throw an error code but would still effect the mpg adversely? apart from this car and the same model I had before it earlier this year I've only had vw and then Audis...
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    is it possible to have No engine warning light, but multiple error codes?

    wow! well getting the responses has put my mind at ease for now lol with only one light returned regarding a communication issue marked as minor I am just being giving it enough time and will be driving it over the weekend to then rescan and see what's what.
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    is it possible to have No engine warning light, but multiple error codes?

    yes disregard the request for an explanation on the pending code. cheers again
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    is it possible to have No engine warning light, but multiple error codes?

    done thanks. so far only one of the minor faults have returned so I'll give it awhile before scanning again
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    is it possible to have No engine warning light, but multiple error codes?

    oh gotcha! thanks for explaining the pending code. I guess I'll wait and see after clearing the faults earlier on. so far only one has returned
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    is it possible to have No engine warning light, but multiple error codes?

    Hi all, new to this! I just purchased my second w205 250d coupe (2017) and the drive is a little off and millage is poor... is it possible to have No engine warning light, but multiple error codes? is there a known reason that could happen as ive seen someone else ask, but hasn't gotten a...
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    Nox sensor query

    Damn mate, I just bought my second w205 250d coupe and this time your story is the same as mine! I came here to ask if its possible to have error codes, with no engine warning light on and I see I am not alone lol the main fault code is the dreaded P229F85 The NOx sensor 2 (cylinder bank 1) has...
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