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  1. E91 335d limp mode *STRUGGLING NOW*

    Technical Guides for the E90, E91, E92, E93, F30.
    Been chasing down a problem now for a good few months. E91 335d MTEC intercooler, EGR delete, DPF delete, remapped and box flash. However occasionally it throws an EML and goes into limp mode. The two codes that show are P0030 (HO2S heater control sensor circuit bank 1 sensor 1) and P3002 (Fuel...
  2. Recommended engine oil

    BMW 1 Series - Tech Talk For All Gen Of 1 Series
    Hi guys! What’s the best replacement oil for bmw’s longlife 04? Would it be 5-30 fully synthetic? It’s for a engine service not top up! Thanks
  3. 318i M Sports engine problems

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi all, My dad has just handed down his 2008 318i M-Sport to me as he has ended shelling out over 5,000 for various problems. He was driving it down the motorway and it came up with low oil pressure warning so he pulled over on the hard shoulder, then the battery preceded to stop working...
  4. 318D msport vibration

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hello everyone, new here I could do with some advice from guys in the know I have abit of a strange problem with my car, I've had it about 6 months and it seems to be vibrating alot on idle however when driving its spot on so I had a look in the engine bay and the crankshaft pulley was noisy and...
  5. Engine management

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi Guys and Gals I have a 2007 e91 with 150000ish on the clock My engine management light (amber) if I rev the car over 1500rpm it will go off but some times it comes back on sometimes it won’t come on at all but it manly happens on damp or rainy mornings I have connected to diagnostic machine...
  6. B47 2.0D Engine Reliability?

    General BMW Discussions
    Hello all, So I am aware of the horror stories and problems with the various F10/11 powe units such as the N47, rarely the N57, N20, N53, etc. I am wondering if you have any feedback as to how the B47 which is the current, modular 2.0 diesel engine introduced into the 5 series before any...
  7. F11 525D 2.0 Engine ECU damaged with fuel contamination

    Diagnostic Hardware and Software Discussion forum
    Hi, first post unfortunately looking for help..... My low pressure fuel sensor failed and passed fuel through the loom to the ECU and this has failed. You could head fuel sloshing about inside the case... I’ve had it tested and the report back is that it’s unreadable even for cloning. Does...
  8. e46 318ci engine oil mixing with coolant issue advice please

    BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi Guys I need some advice, my bmw 2003 convertible manual 318ci has been sat for over a year since it started mixing the engine oil into the coolant and smoking from the exhaust, yet there isnt any over heating on the temp gauge and also the engine oil is clear with no mayo etc. Ive had it...
  9. What Engine?

    My son is looking to buy a 10 plate (May 2010) 120d M Sport Coupe. Is it the N47 engine on this car and if so is it as troublesome as some say? Car has service history and 62k
  10. Valve cover gasket N52 engine

    BMW Z Series - Tech Talk Z1, Z3, Z4, Z8, Z9
    I need to replace the valve cover gasket on my 2007 3.0 Si N52 engine done 60,000 miles. We have had this car for 3 years now and I have only had to change the starter motor and clean the vanos solenoids. So although I am comfortable working on the engine, I need to get all the advise that I...
  11. engine tappet noise

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    I have a 2007 325i touring, starting up the engine its quiet but after 5 minutes I get a tapping noise does not affect performance in anyway but is annoying. I have flushed & changed the oil thinking it may be a lifter sticking! took it on a 260 mile drive, tried the revering it at 2500rev for...
  12. X3 2004 2.5, creaky / squeeky noise from engine.

    BMW X Series - Tech Talk For All Gen Of X Series
    Hi, hope someone here can help. Drove home from work yesterday evening, everything was fine. Nipped out to shops about 90 mins later and my engine has started making a hell of a noise (see clip), along with a short 1-2 second hiss when it's turned back off. Initial...
  13. 2006 E87 120D - Wrong Engine Oil

    BMW 1 Series - Tech Talk For All Gen Of 1 Series
    I know there's separate forum for intros but I'll start by saying I own a 2006 (E87) 120D, it has the M47 engine and has over 103k miles. It is my first car and I am keen to learn how to maintain it myself and do small jobs myself, namely servicing. I've just done a service, with help from a...
  14. 2006 E91 330d check engine and EGR issues

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    ok, I'll try to condense this down to the important bits, had an issue with smoke blowing on WOT so cleaned out the EGR valve which fixed the smoke but started another problem, check engine light with a 4501 code for the EGR valve not functioning, after testing the EGR valve and replacing both...
  15. Part ident help on E10 engine

    General BMW Discussions
    Hi, Can anyone help me identify this part? While driving home i had a major loss of power and an air whooshing noise when accelerating. I opened the lid and saw that the pipe i'm holding was detached. with air streaming from it. The bolt is gone but i have no idea of the part name. Please help...
  16. Engine power loss after dead battery? Help appreciated

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi Folks, Strange thing happened tonight. Came out to find a dead battery on my E90 (320D, 2005 model) I got a jump from the neighbor, car started up more or less fine. Drove to work and the entire drive in i seemed to be missing what feels like around 60hp from the engine. It feels like the...
  17. E90 N47 diesel leaking when engine started

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi- 320d N47 is haemorrhaging diesel from under the engine bay when engine running. First noticed a bit of a whistle when turning engine off after it had ran for a while. Then I noticed loads of diesel pouring out from underneath the engine. Any ideas if the two are likely to be related??
  18. 2008 E90 320i, engine stutter/tremor

    General BMW Discussions
    Good evening all! Currently having a problem with my BMW 320i. As hopefully you can see in the attached images my revs are at a constant 650rpm until it drops (nearly hitting 500rpm) every so often, somtimes 3 or 4 times in a row. Sometimes its perfectly steady, and yet others, it feels like it...
  19. Jusdering, engine light and seatbelt light.

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi all, haven’t driven my e90 for a while, drove it today and I have an engine management light on and driving the car after a mile or so I get a really bad judder. The codes are p046c and p14a1. Any ideas ? Ta
  20. F30 4wd engine choices

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    I fancy a 4wd f30 as my next motor, however I'm not too sure on the best engine option. Currently I have an e90 330d manual with a remap which makes a great daily driver. It's the only derv I've ever owned as I've never been the greatest fan of them. Ideally I'd like a petrol with a manual...