I pumped 2 gallon 87 octane in my 2002 ml430 accidentally, then stopped and filled it up with 93 octane, next thing I noticed while driving is the check engine yellow light on in the dash board

Asked by Yinkamarin12 Apr 03, 2019 at 09:57 PM about the 2001 Mercedes-Benz M-Class ML 430 4MATIC

Question type: General

I pumped
2 gallon 87 octane in my 2002 ml430 accidentally, then stopped and filled it
up with 93 octane, next thing I noticed while driving is the check engine yellow
light on in the dash board

1 Answer

F_O_R answered 5 years ago

I doubt the CEL has anything to do with the 2 gallons of regular. Have the trouble codes read to know what the issue is. Fill up with premium when you get a chance.

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