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• Nissan Micra (1992 - 2003) - 01 1.0 Erratic idle and revs,stalling,power loss 25 Nov 2008 (Forum)
  and missing sensor the car ran ok till warm but then the symptoms started again. Called the company who supplied the part (who's company test-ECUs) and they arranged to send out the 3rd sensor at no additional cost. Next morning, replaced the sensor, warmed up the car and hey presto it runs like new again
• Ford Mondeo III (2000 - 2007) - 04 2.0 TDCi Split pipe 22 Sep 2008 (Forum)
  it for a diagnostic at some diesel specialist who remapped the sensors and the ecu... Never been right since and cost me £196 - wouldn't have minded but NAC never asked me if it should be sent, they were meant to provide a £49.99 diagnostic for my extended warranty claim.... Anyway, could this be the cause of my
• BMW 5-Series E39 (1996 - 2003) - 1999 5.0 V8 M5 - Throttle Problems 8 Jul 2008 (Forum)
  of ´rev´sensor (situated near clutch housing) Currently the total cost stands at about £2500... The fault still occurs and now they want to replace sensors on the clutch assembly, the clutch whilst it?s out and also an ECU. This is another total cost of £2500 - however they cannot guarantee
• Mobilo experience 15 Jan 2007 (Forum)
  on, trying to lock unlock, different ignition key (which, btw, are electronic & need to sync with the car's ECU) so on & so forth, I decided to call the Warranty/Mobilo number for Mercedes. 12:45pm So, got through on the number quickly, no queue. The chap took the car details & suggested it was better
• VW Golf Mk3 poor pick-up from idling 4 Oct 2006 (Forum)
  . I have subsequently checked the fuel pressure regulator ? clean and no visible damage to the rubber membrane. The injector itself has the correct electrical resistance as per Haynes manual. What else can I look at? Haynes doesn?t show me where to find the ECU ? where do I look (under the bonnet
• 406 Cambelt Gone - worth repairing? 10 Nov 2005 (Forum)
  comes on the dashboard, flickers once and stays on. (The "K" light). I hoped it was ECU or fuel pump.. Towed to Garage by Mr Boarhunt. He said "compression sounds like it's gone, 98% sure it's timing belt. I've been doing this for 16 years, buy a japanese model instead - only been to one in last 6
• Legal experience sought 15 Sep 2005 (Forum)
  . He emerged and said "nothing to do with us, we haven't touched your gearbox, it 's your bad luck" I spoke to regional manager who said they wouldn't accept responsiblity and so I explained I was taking it to a auto-box specialist. Problem was identified as a multi-function switch and transmisison ECU
• 1999 Omega 2.5 V6 engine rattle at 40K. 5 Jul 2004 (Forum)
  that he has ever heard make these noises. He acknowledges that it is not right, and guesses that the ECU mapping could be to blame, but says that on the late Omega's the mapping cannot be altered. I am further annoyed by the fact that he told me the car is overdue for a cambelt (it has now covered 44,000
• 
  SEAT Leon alarm and door lock problem 13 Jun 2012 (Ask HJ)
  My alarm has gone off of it's own accord, with no outside influence, on a regular basis since late February 2012. This has happened on at least 30 days,...
• Peugeot 307 - 2 litre Petrol (2002) - Engine runs roughly 20 secs after cold start 18 Nov 2021 (Forum)
  tell me the ECU can cut power to an injector if it detects a sticky lifter. Can anyone validate this for me? Thanks , I appreciate any feedback or advice  
• Ford Focus - Ford TDCI limp mode issues 8 Jul 2021 (Forum)
  as I have no diagnostic info to work on and everything I can think to test seems to be working fine. I'm leaning towards it being a mechanical issue rather than anything electrical as no codes or EML. Makes me think its something the ECU thinks is working but actually isn't. Maybe
• Volvo XC60 60 - Engine replacement 6 Oct 2020 (Forum)
  about ECU problems and now a blood clot on the brain of jacks daughter. So with only one phone number, one contact, no address other than the office and 14 weeks without the car with only a “next week” promise I want to ask... what can I do legally!!
• Mazda 6 - Mazda 6 2008 - 2009 - ownership experience /issues 23 Aug 2019 (Forum)
  .  https://forum.mazda6club.com/newbie-section/258510-mazda-6-steering-rack-sensor-problem.html I understand that if you take it to Mazda, it costs £2000 for a new steering rack. But looks like ecu-testing offers a cheaper fix. 2) Passenger Airbag warning light stays
• mazda 6 Takuya - Car power loss, accelerating = stuttering. 7 Jun 2017 (Forum)
  the airbag warning light to pass MOT, so need a new bag) B1011 - ECU supplied power output incorrect assembly or it it "SAS control module connectors are poorly connected"?   http://nema.club/2014wsm/workshop%20manual/n6w08/html/id0802b2823100.html B1193 - Crash event storage
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  How can I tell if the emissions fix was secretly done on my Volkswagen Eos? 16 Feb 2017 (Ask HJ)
  I recently took my 2010 Volkswagen Eos TDI to a Volkswagen dealer for a minor service. They told me the software fix was now available but I asked them...
• Ford Fiesta 2003 1.25 LX - EAC Fail 23 Apr 2016 (Forum)
  and juddering. So the following wednesday it goes into a garage and comes back 12 days later, ecu checked for fault (no probs), a new throttle body (second hand) and new spark plugs. All seemed well and it did over 200 miles before doing it again two days ago and yesterday. however both times a 30 second wait
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  Rejected warranty claim - what are my options? 11 Mar 2015 (Ask HJ)
  I bought a used Porsche 911 and as part of the deal got a three year extended warranty with the car. Since then the engine has developed a problem and...
• Vauxhall Corsa C (2000 - 2006) - 03 1.0 electrics and speedo problem 11 Jun 2014 (Forum)
  with the electrics somewhere. Anyone know the location of the earth points? I the last few days I noticed the the engine idle also suffers a slight fluctation in tandem with the speedo (Which is weird yeah???). Could this be an ECU issue???? The car can also sit stationary with the speedo reading 50mph! And its
• Renault Clio II - Clio 1.2 16v expression toxic fume warning light 18 Nov 2012 (Forum)
  it to the independent garage just around the corner and as soon as I explained the problem I was told it was running on 3 cylinders and needed the coil pack replaced.  Even at £150 this was a relief, but unfortunately didn't solve the problem.  The ECU was then sent away for investigation as (to quote
• Mazda 6 TS TD 143 - Major problems with my used car, my rights? 14 May 2012 (Forum)
  and was not complete so all my parts had to be transplanted to the new (nearly new) engine. This process took several weeks.  When it was finally done it wouldn't run on its own and after another few weeks of diagnostics it was taken to the nearest Mazda dealership who got it running by reprogramming the ECU