2012 Bmw M3 - Rough Idle - Any Ideas? Coupe

Author Dalbo 21 May 2026

A 2012 bmw m3 owner experienced intermittent check engine light activation, rough idling, an exhaust leak, and a strong exhaust smell The cars revs doesnt bounce up and down but instead its. A fellow m3 owner suggested checking the lambda sensors, as a.

BMW M3 Competition Driving, Engines & Performance | Top Gear

2012 Bmw M3 - Rough Idle - Any Ideas? Coupe

Got this rough idle on on a cold start and when it’s coming down from a high rpm cold start A friend of mine has a 95 m3 3.0liter which has been having rough idle problems for sometime It goes away after 2 minutes of sitting

I've done several maintenance items on it since, including a new set of spark plugs and a.

The symptoms you're describing sound exactly like what i experienced, rough idle, sluggish acceleration, and that distinctive exhaust smell Turned out my lambda sensor (oxygen sensor) was completely shot,. Is your bmw shuddering, sputtering, or shaking when you’re at traffic. Initial indie garage visit, car threw up a list of 15 codes in all, from fuel rich misfires, abs faults to map thermostat to environment codes to nox sensor,.

Starting up from cold it will idle rough (can see doors shaking if open) After a few minutes standing at idle, the reduced power big engine light in centre of dash comes on. My idle is rough upon cold start The idle is a little better once warmed up, but still noticeable and does not completely smooth out

Rough Idle, Vibrating & Shaking Idle Problem BMW 5 Series 3 Series E90

The rpm indicator does bounce during the cold start,.

When i bought it, it had a clean idle during a cold start but after a few tanks of my local gasoline it became rough I have since switched where i buy my. In today’s episode, jason ross and the team at rosstechauto dive into a troubled bmw e92 m3 suffering from an oil smell in the engine bay, high fuel consumption, and an irregular idle. Hello all i'm having a random rough idle on my 2013 e92 m3 6mt

I scanned and got these codes I replaced both pre at o2 sensors and the fuel position sensor behind the intake but. Noted do u prefer any tunes who should i go with i heard about rk tunes but i heard negative things about them like dumping to much fuel and. « previous thread next thread » help

2012 BMW M3 Competition | The Studio

Rough idle and no codes

Is your bmw shuddering, sputtering, or shaking when you’re at traffic lights or going to park Check this article to find out the reasons for rough idle. M3loon flexing a golden cincture joined jan 15, 2012 messages 7,328 reaction score 228 points 63 location south london / kent what're you driving 2004 bmw ///m3 smg colour.

So i've recently been having problems with a rough idle when the engine is warmed up From cold the engine idles as usual, but as it warms up the. Hi all, this thing has been bugging me for quite some times now I drive a 2013 e92 m3 with dct, it is only 29,000km