Bimmerfest BMW banner

ecu

  1. Dashboard lit up on start today

    F10 / F11 (2011 - 2016)
    Hey everyone, Haven't gotten anywhere with this and need help. About 2 days ago I got in and started my car and the whole dashboard lit up and power steering went out. I have ABS, DTC, CEL, brake light, passenger air bag, and a drivetrain malfunction. Before this happened I had no check engine...
  2. help p0600, p0031, p0051 and transmission fail limp mode bmw 2002 e39 530i

    E39 (1997 - 2003)
    Hi. I'm getting the codes p0600 serial communication link, p0031 HO2S heater control circuit low bank 1 sensor 1 p0051 HO2S heater control circuit low bank 2 sensor 1 and my transmission is currently in limp mode every time i start the car. i was wondering if anybody can confirm that faulty...
  3. E089x (E08x, E09x) Noobi here needing help with ecu flash failure

    BMW Coding and Programming
    So I am new to flashing modules and have done basic coding, but I am just completely lost right now and help would be much appreciated as its hold back from doing a motor in my daily and its cost me everyday I don't drive it. Well my uncle let a had a mechanic do a valve cover gasket change on...
  4. Help! M52 e36 barely running after alternator repair

    General BMW Questions
    My alternator started screeching badly over a period of 3 weeks. The vehicle would not start a few days ago (potentially parasitic drain from the rectifier). I was mindless enough to initially partially detach the positive on the alternator while the battery was still attached (3am in the...
  5. 2007 n54b30 P2E31 fault please HELP ppl!

    E90/E91/E92/E93 (2006 - 2013)
    Hello BMW enthusiasts! Im experiencing another bmw fault, so it started happening after i installed COBB stage 1 sport map,gained noticeable power and then under power injection coil cyl 4 stopped working.Replaced that and it was no issues. I was like ok lets install stage 1 aggressive mode...
  6. 325i N52B25 Maf issues

    E90/E91/E92/E93 (2006 - 2013)
    There is absolutely no difference in measured air flow in INPA when i connect and disconnect the MAF sensor, even went as far as testing the MAF being connected, but the whole sensor being taken OUT of the intake tube, which in my opinion should make the car go crazy - absolutely NO difference...
  7. E-Series Battery Registration ECU Error/Possible Damage?

    BMW Coding and Programming
    My Vehicle: 2005 E60 545i w/ CCC Unit (N62 Engine) Hello, I was coding my CAS and LMA module for my new battery (Went from a 90Ah AGM to a 100Ah Lead Acid but coded it for 90Ah as to not keep overcharging the batter. Not sure if that logic is flawed.) via NCSExpert. It coded successfully. Then...
  8. What would you choose, repair or swap?

    E46 (1999 - 2006)
    I just picked up a 2004 325ci with a blown head gasket, other than that, it's a beautiful car and I plan to keep it. I also have a 2001 330i which is not much more than a parts car but it has a strong motor, good compression, low miles, an ideal motor for a swap. Oh, and both are automatics. I'm...
  9. X5 40e Electric drive not available

    X5 G05 (2019 - Current)
    x5 40e with 18,000 miles, 2017 model just out of warranty. Loved the machine but now I regret keeping. The electric drive system stopped working, battery is fully charged, no check light, no scanned errors. eboost is working. Occasionally is turns normal Has this happened to any one of you...
  10. Fxx-/Ixx-/Gxx-series 340i F31 - Performance Software flash (326 -> 360HP)

    BMW Coding and Programming
    Hi, is it possible to flash the 340i Ecu to "Performance Software"? Esys & I-COM & other tools where present. greetings
  11. G-Series E-SYS ECU Flashing, some doubts... (G01)

    BMW Coding and Programming
    Good afternoon, first of all apologies if this question has been answered before but I have not found it in the forum. I am being using ISTA-D for diagnostic and basic maintenance (e.g. reset adaptation values) with ENET cable without issues, also E-SYS for FDL coding. That said, I am...
  12. Comfort Access not working after disconnected ECU

    E82 / E87 / E88 / F20 1 Series (2008 - 2014)
    Hi, sorry for my English, I try my best to express the problem understandable. I replaced a PDC ECU in a 118i E87 from 2006 (May). There was water in the box for the ECUs. So we disconnected the ECU for comfort access to dry everything. Now, the comfort access (passive go) is not working any...
  13. Dead battery now less power and black smoking

    E46 (1999 - 2006)
    Hi, Alarm went off when I went off on holiday. Deaded the battery completely. No glimmer of lights on dash for a day or so. Managed to jump start it. Now it smokes on acceleration. Have i upset the coding or damaged a module? It tick over and starts well and is a very well maintained engine...
  14. ECU Software Updates - Milwaukee Area

    E60 / E61 (2004 - 2010)
    Hello All, I recently had my car at a local dealership. I had some fluid changes and asked to have the ECU modules updated, to make sure they were at the latest revision. The Service Advisor had no idea what I was talking about. Is there anyone in the Milwaukee area that can apply the latest...
  15. Auto to Manual MS43 Swap

    E46 (1999 - 2006)
    I got my hands on a spare ECU from an Auto E46 (MS43), and I decided to use it as testing grounds for flashing, tuning and that sort of stuff. Now my car is manual, and so I don't think it's a direct swap in. Here is an issue: The car won't start, it is cranking, but doesn't run. Here is...
  16. How to check which version of software does the ECU have...?

    E63 / E64 6 Series (2004 - 2010)
    I have coded with Carly app with success but now I need something more... I have finished installing Ista-D which is working, for instance I have read battery history which on Ista-D has a lot more information than Carly could show. I am going to install INPA F, NCS Expert, WinkFp, Tool32, NCS...
  17. My car does not start properly, error 4703 CU internal 7

    E46 (1999 - 2006)
    Hello guys, I need your help. When cold or when the car wasn't driven for a day or so, I try to start it(e46 facelift 330d), it starts and then dies right away. After a couple of tries(when the problem started) it srarts and its fine for the rest of the day. Now I need about 8-10 attempts to...
  18. All BMWs BMW F12 MISSING ECU tree/branches (KCan1 + K-Can3) and MOST ring break in fault codes

    BMW Coding and Programming
    Hello there.. I am having problems with my BMW F12 LCI. The car had a front crash. Right headlight wire was damaged as well as the camera cable.. I repaired the front (Headlights still not installed) and the wire, but the tree on ISTA for K-Can1, K-Can3 and other ECUs like KOMBI and AMPT are...
  19. BMW F30 - help needed, head unit is stuck in BMW logo

    F30 / F31 / F32 / F33 / F34 / F36 (2012 - current)
    Hello everyone, Im new here, i decided to ask the community because I am in a pickle. My F30's head unit seems to be malfunctioning. Once i start the car, the screen will just be stuck in the "BMW logo". it does not proceed any further. Ive taken it to the dealer and they told me that they have...
  20. What's ista-d telling me???

    E63 / E64 6 Series (2004 - 2010)
    I have a 2007 650i that won't run. The trouble started when I was getting a transmission fault error: Then, the car would shut off while driving and I'd have a hard time starting it. Each time it happened, it would get worse. Now, the starter turns, but the engine won't start at all. The...
Top