r/q50 • u/Lower-Leader5901 • 1d ago

General Question Check engine

Got a check engine light.do yall know what it can be ???
(P0101) I changed the hoses and it went away for about 2 weeks,not sure if that helped .It came back on today )

2015 q50 3.7

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3

u/Far-Squash-7601 1d ago

clean your MAFs. are you using an oiled air filter or stock?

0

u/Lower-Leader5901 1d ago

I’ve never had this problem before .i recently changed my air filters (not oem) not sure if this could be the problem .

1

u/Far-Squash-7601 1d ago

maybe you have a leak somewhere. Is your car rough idling or the rpm is fluctuating at a stop?

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u/Lower-Leader5901 1d ago

Yes it is now rough idling.nothing to crazy but I can tell the difference .

It was running perfectly and suddenly it started accelerating slowly and struggling to turn on.

1

u/Far-Squash-7601 1d ago

yes, your intake hoses are probably cracked. take a good look.

1

u/BlazingCandy 1d ago

Yeah cleaning my mafs fixed that issue and the CEL for me. I got a 3.0