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  1. 320i Emissions issues

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hello everyone, please help if you can? I have a 2009 BMW 320i Coupe, its covered 85000 miles and has recently failed its MOT on emissions. I took it to a BMW approved specialist who ran it through the BMW diagnostic machine. It advised to change all injectors and NOX sensor. This was done and...
  2. Z4 97' Emissions

    BMW Z Series - Tech Talk Z1, Z3, Z4, Z8, Z9
    Hi All, recently brought a z3 that needs to go through mot however its failed twice on emissions any ideas why and how to fix it.
  3. BMW e60 increased emissions error

    General BMW Discussions
    Hi just got this on dashboard plugged in my reader and got this exhaust gas recirculation flow insufficient now looks like the EGR needs cleaning do I have to remove this or is there something I can put in the engine to remove or clean it or any other ideas what it could be many thanks
  4. Increased emissions, e65 730d

    BMW 7 Series - Tech Talk For All Gen Of 7 Series
    When I bought the car, it had the Increased emissions warning. A scan showed p0401 egr. The car has been remapped recently and the egr deleted, the Increased emissions warning is still there, I've also replaced the MAF. So, do I need to clean the egr, or install a bypass kit, also do I cap off...
  5. MOT Emissions Failure

    BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi Guys. So some of you know i have a 1999 E46 323ci Auto. I left these with the ex wife as she still loves the car - it does look awesome. Anyways, she took it for an MOT and it failed on emissions. She only does around 3k miles a year locally and does not drive the car as she should. The...
  6. My 320d failed on smoke / emissions / smoke and more smoke

    BMW 3 Series Forum - Technical Talk on the BMW E46
    I've can't remember how long I've had a problem with the black smoke out of these 320d's, but it's never failed an MOT on it. Today I put it in and it failed on (amongst other things - the tester looked really pissed off about something before I dropped the car off): Exhaust emissions exceed...
  7. E61 Increased Emissions

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    2008 e61 530D had a warning pop up yesterday saying ‘Increased Emissions ‘ read off the codes using Icarly app and the following codes popped up 004501 00452A also checked DPF readings and soot was about 20g and Ash was about 40g. not sure if it has anything to do with it, but...
  8. Increased Emissions Light E60 525d

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi hope your well,* * its been a while, I previously posted this issue back in oct 2017 when the fault manifested again, * My cars a 56’ reg Jan 2007 pre Lci*525 d D25 engine with later spec electronic controlled *VNT* * it has long life left on*DPF and has covered 88k mls* * The...
  9. 2007 E92 2.0i N43 - MOT Emissions Fail

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Hi all, new to the site and have read a few posts on various issues which have been a great help, so thank you. The car has had a lumpy idle on cold starts and misfire Cylinder 4 occasionally when driving for a while now. so I renewed 4 x New Plugs/ 4 x new coils and vanos solenoids cleaned...
  10. Bmw emissions cheating?

    General BMW Discussions
    Just read that bmw has been raided due to suspected emissions fixing, whats your opinion and would you wash your hands from them if this was true?
  11. Will the BMW moden classics be a good investment with changes to emissions

    General BMW Discussions
    Hi, I am considering buying a E36 328i coupe as a potential investment and weekend car. However with imminent changes to emission charging and the increase of electric cars being the future, will the cars considered to be future classics increase or decrease in value as a consequence? I know...
  12. diesel emissions- please move if in wrong section.

    BFuk Open Topic
    Hi folks, im not sure if this has been mentioned but reading the vast amounts of emails i have i found this... being an mot tester myself i found the brief part on diesel emissions quite interesting, and will be coming into play very soon.:jaw-dropping just wanted to share...
  13. Interesting read on emissions

    BFuk Open Topic
    Out of all the cars to do badly in testing, I wouldn't have betted on a Qashqai How toxic is your car exhaust? - BBC News
  14. E60 525d 56' High Emissions EML

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi anyone assist, I have a 525 d 86k mls 56' pre LCI, it's had an impeccable service history, no dpf issues, no warning lights and all check boxes on I drive indicating no issues. The MOT emissions very clean, however currently have high emissions light on, Chronology last year the high...
  15. 2005 525d m sport increased emissions light

    General BMW Discussions
    Hi guys I've had this car for 8 months now and it's a great car but about 4 weeks ago the CEL came on and on the idrive it says increased emissions. Light came on when i was on the motorway at 60mph and the light went away that evening when I left work and started the car. But came back on 2...
  16. Emissions and fuel economy

    BMW Tuning Forum
    Hi, I've recently found my emissions are really out of wack and my fuel economy is terrible. I've done a full service and engine flush, replaced the mass airflow meter. I have an intermittent fault that I think is related and that is that now and then when I set off I have what feels like a...
  17. Not another increased emissions CEL thread.

    BMW 3 Series - Tech Talk For All Gen Of 3 Series
    Good Evening, I have searched for weeks on this and numerous other forums to no particular solution. Firstly I have an 07 335d e92. I changed the seals in my vacuum pump a few weeks ago and ever since the CEL light for the dreaded Increased emissions has come on, initially I had a small oil...
  18. 2004 E61 530d - Increased Emissions light

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello everyone, First of all i am new on this forum and i dont live in UK, my english is not that good, so try to understand my grammar mistakes and lack of english communication skills. :) Car has 200k miles, which is not that low. But it was maintained really good, every single service at...
  19. Nov '95 328i mot emissions fail

    BMW 3 Series Forum - Technical Talk on the BMW E21
    Hey peeps, I have a '96 single vanos m52b28 engine with 94,000 miles, she has an m50 manifold and a Pipercross Viper induction kit on her (no cash for map just yet) and she's just failed on emissions ?. I changed the sparks and cleaned out the filter, but to no avail and the oil is only a...
  20. Increased emissions

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi, Added a racechip to the 530d yesterday but unfortunately car wouldn't start with it on, like an idiot, I installed without reading how it goes on (typical male), thought simple job, connect to common rail but did it wrong first go, then got it right on second go, so thinking this has...