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  1. F10 Misfire Question

    F10 M5 Discussion
    A few weeks back I had a misfire on my 2013 F10 M5. At the time, there were less than 30,000 miles on the engine (now closer to 31,000), and it was unusually cold outside across the US. The engine did not get above 900 RPM, there was a strong smell of gasoline in the garage, and the idle was...
  2. misfire – car in limp mode… tough to diagnose

    E39 M5 and E52 Z8 Discussion
    I am new to board. I have been searching for some answers for a couple days. I have read some great threads, and they have help me get to where I am, but I have not been able to solve my misfiring issues. I would appreciate some advice on my go-forward plan. Thanks! Murray Situation...
  3. Problems!! Misfire Multiple cylinders

    E60 M5 and E61 M5 Touring Discussion
    Hi all, Im not new to the forum but new to posting. If this is the wrong spot or not allowed please correct me. My problem, :crying p0302 (cylinder 2 misfire) p0304 p0307 p0308 p0310 p0300( multiple misfires detected). 11068 shut off cylinder 8 11070 11073 shut off multiple cylinders...
  4. The SAGA of my M5 (still love her tho)

    E60 M5 and E61 M5 Touring Discussion
    Hello all. Had my beast for over a year now but probably this is the first post I am making (recently got permission to post) so I shall dig right in. I shall first go over the mods that were already on the car when I bought it: 1) supersprint headers (catless), hartge accelerator booster, K&N...
  5. Mysterious Misfire

    E60 M5 and E61 M5 Touring Discussion
    Hi All, So i went on Holidays for 2 weeks and when i came back i started up the car, filled it up with fuel for work the next day. When coming home from work the next day, driving normally in P400 mode, i encountered Engine Fault with the redline coming up to 4500rpm. I limped it home after...
  6. Still having misfire on cylinder #5

    E60 M5 and E61 M5 Touring Discussion
    Hi guys! Decided to take the beast out for a spin a few days ago, and noticed that the engine was running a little rough but no codes came up (Max speed was around 50mph). I took it out again and was driving on the freeway (Max speed was 65-70) and then I received "Service Engine, Reduce Power"...
  7. DIY: Ionic Sensor resistance?

    E60 M5 and E61 M5 Touring Discussion
    Hey all, I'm trying to diagnose a cylinder misfire and I've taken the coil out from the bad cylinder and measured it's resistance, and it reads 0.5ohms on the primary and 65K ohms at the spark plug end. This seems reasonable to me though I haven't measured an assumed good ones spark plug end...
  8. Cylinder misfire!

    E39 M5 and E52 Z8 Discussion
    Hi, I am having a cylinder misfire. Forgot from which banks they were but for sure more than one. Just wondering if anyone has ever had the same problem?
  9. June 1999 e39 M5 Misfire Bank 2. Requesting your expertise.

    E39 M5 and E52 Z8 Discussion
    Greetings all, I have got stuck in diagnosing a fault and I'm asking for your guidance and advice! The Fault: Misfire on Bank 2 (Nearside UK). The Car: June 1999 e39 M5 bought at 149,000 Miles, currently on 166,371 Miles. Diagnosis so far: OBD-II results: DME: Misfiring, cylinder 1-8...
  10. What's wrong with my injectors/fuel rail/some other electrical issue? (bank 1)

    E39 M5 and E52 Z8 Discussion
    So, here's the historical fault logs from my car. It's been throwing SES on startup for the last month or so, maybe three times a week. 11/21 P0171: System too Lean (Bank 1) P1345: Misfire Cylinder 2 With Fuel Cut-off P1347: Misfire Cylinder 3 With Fuel Cut-off P1349: Misfire Cylinder 4 With...
  11. M5 is sick. Exhaust camshaft VANOS advance value. Please help

    E39 M5 and E52 Z8 Discussion
    Thank you for your time first off for reading this. My 2002 BMW M5 has been having some trouble. I passed the entire NC state exam test on <?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:date Month="4" Day="26" Year="2010">April 26th 2010</st1:date>. 4 days...
  12. 2002 e39 M5 - Misfire

    E39 M5 and E52 Z8 Discussion
    I've recently been getting the EML on and have taken the car to a local indy who diagnosed the issue to needing two ignition coils which they replaced. Since then I have continued to get the intermittent fault and returned the car to the indy. They have now replaced the MAFs but I still have...
  13. Multiple Misfires, Rough Idle Once Warm, Power Loss = No Fun

    E39 M5 and E52 Z8 Discussion
    Hey everyone! New Beast owner looking for help (bet that’s the first time you heard that phrase). Here are the symptoms: Car will seemingly start fine when cold, but idles very low (no more than 500rpm, or in other words, the needle usually rests on the top of that first little dot on the...
  14. Sharked Beast rough idle and hesitation...HELP!!

    E39 M5 and E52 Z8 Discussion
    I had a burnt clutch incident recently (see here: ) I had it replaced and I decided to mod the car while at it. I ordered up (among other things) a Jim Conforti Shark Injector from TurnerMotorSport (excellent service BTW). So I waste no time...