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• Ford Fusion (2002 - 2008) - 04 1.6 ecu light flashed, cut out, now won't start 16 Apr 2009 (Forum)
  engine warning light started to flash and the car cut out and wont star again
• Renault Megane (1999 - 2002) - 01 1.6 lambda sensor replaced, ecu light still on 10 Jan 2009 (Forum)
  Today i have had the labor lambda sensor replaced but the engine light on the dashboard is still lit. {Typo's corrected}
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  Ongoing issues with a Vauxhall Corsa that dealer can't solve? 2 Dec 2015 (Ask HJ)
  I had my Vauxhall Corsa in a main dealer because of intermittent starting problems. The first time it said the glow plugs were faulty and a new fuel filter...
• 2010 Skoda Octavia DSG with ESP - Can an ECU be "read" to verify my account 2 Feb 2013 (Forum)
  her story "straight" Says we pulled out and struck her. No witnesses or CCTV. Can I verify my account by getting the ECU interrogated. No airbags went off either in either vehicle. cheers Marcus
• Ford Focus II (2004 - 2007) - 05 1.5 diesel ECU needs recalibrating? 13 Nov 2009 (Forum)
  stopped, but started again as soon as she took the key out. Rang a local mechanic and he told me that the ECU needs to be recalibrated. Just wondering if this is common, and also is it expensive to fix?
• Peugeot 607 (2000 - ) - 00 2.2Hdi Second hand ECU Recode? 6 Jun 2009 (Forum)
  Does anybody know if it is possible to recode a second hand ECU for a Peugeot 607 2.2HDi, I know when they are new they have to be coded to the car, does anyone know is this can this be redone on a second hand unit or is it one of those things that once done can't be changed? Can't get one
• Vauxhall - Vivaro - 03 1.9 - ECU light keeps coming on 4 May 2008 (Forum)
  is running very rough and using alot of diesel. The garage then replaced the ECU and pressure sensor, but this did not fix it either. Please can anyone give me any ideas what the problem may be. The garage have given up. {subject header made less vague}
• Rover 75 Diesel 51 plate - ECU problems 17 Nov 2006 (Forum)
  my 75 turned over but rfused to start. The ECU has flooded with rain water, as it happens, but the message coming back from the diagnostic analysis read along the lines of 'Fault Code not recognised' so the auto electrician cannot assure me that this is the sole problem. He's also installed a cam
• 1999 Astra G - no ECU code! Help.... 23 Jun 2006 (Forum)
  The garage plugged in a diagnostic tool to my Astra today to see what was going on with the alarm system. It´s a ´99 1.8 CDX Astra Estate. As far as I could understand the nice German mechanic, his machine required the ECU code unique to the car before he could ´get in´ to the system and start
• Astra V High idle speed and ECU light 17 Dec 2002 (Forum)
  Hi all, I have an Astra 1.4 i (1998, last week the Engine management light came on while driving (drove fine apart from light). Now when starting the car it has a very high idle speed and the engine mangement light comes on after a count of 5. I analysed the ecu 'blink codes' and it came out
• Rover 216 ECU Fault Codes 13 Apr 2003 (Forum)
  Does anyone know of a web site where I can trace the fault code for my rover 216? The "Check Engine" light keeps coming on, and the LED flashes 9 times...
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  How is the EGR valve activated in my Renault Kangoo? 18 Aug 2010 (Ask HJ)
  My 1.9 2003 Renault Kangoo diesel hesitates at idle speed and produces excessive smoke. I removed the EGR plug and its now working fine. Which sensor gives...
• MG MG ZT (2001 - 2005) - Can having inlet manifold replaced wreck the ecu? 5 Nov 2007 (Forum)
  has my garage ripped me off? I took my MG ZT into the local dealer to have the inlet manifold replaced the car was working perfectly apart from a noise which they told me was the flaps in the inlet manifold hence the need for it to be replaced. The garage then informed me that the ecu unit had
• Vauxhall Vectra ECU throttle sensor 10 Jun 2005 (Forum)
  Hi all unlucky Vauxhall vectra owners! I have a 1998 2.0 dtl diesel estate which suffers from an intermittant ecu fault - which quite often happens at 70 mph on the motorway! Randomly the ecu light comes on and revs die to 1000 rpm -the car slows rappidly as it is obviously impossible to drive like
• Ford Focus ECU Problem? 19 Oct 2002 (Forum)
  of the problems? I suspect they may be associated and to me they suggest a problem with the ECU. The car is always parked outside. Is it likely that damp has affected the ECU? Thanks, Tim
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  2016 Astra K SRI Sports Tourer: preservation of ECU life 18 Nov 2016 (Ask HJ)
  When I picked up my new Mazda, some years ago, I was told that to start the car you should first turn on the ignition to its second position. Then you...
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  How do I reset the window ECU on a Peugeot 807? 18 Aug 2014 (Ask HJ)
  I have just fitted a replacement window in the rear sliding door of my 2006 Peugeot 807. Now the window does go right to top but then comes down again...
• Citroen C3 (2002 - 2009) - 03 1.4 16v ECU failure 13 Dec 2009 (Forum)
  Hi, C3 Diesel 1.4, 16v HDi, 92hp. 3 yrs 10mths old 55K miles, looked after, shell diesel fuel only etc. Citroen UK are 99% certain that the ecu has gone duff. £852 inc vat for a new one! After my protestations that the ecu is not exactly a 'service item' and should reasonably be expected
• BMW 3 Series E30 - Engine management system conversion. 1 Aug 2011 (Forum)
  We have just changed a motor in a 320i to a 325i. The car runs ok but i am running the old air flow meter and ecu. Does anyone how to convert to the 325 ecu as the wiring is all different?
• Mercedes CDi poor performance 16 Feb 2003 (Forum)
  Hope this is of help to anyone with a Merc CDi. The performance of my V220Cdi suddenly became very poor and the engine started sounding like a tractor. Apparently the ECU had picked up a couple fo fault codes and reverted itself to crawl home mode. All that was needed was the dealer to clear