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M-Class (W166) Produced 2012-2015

'12 BTC P22A1

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Old Oct 2, 2016 | 04:20 AM
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PurpleS500
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From: New York City
2014 ML63
'12 BTC P22A1
Hello everyone ,

i been having this code come up , P22A1 ( DTC definitions not found ! Please refere to vehicle service manual.

goes away and can erase but check engine light comes on. Any specific idea on what can it be .
Did a search no search found

Thanks !
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