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• Computer interface for Fiat Ulysse 2.0 J 15 May 2005 (Forum)
  I have a Fiat Ulysse 2.0 JTD which is coming up to the end of it's two year waranty period. I have always done all my own servicing and repairs on my vehicules but this is the first car I've owned that has ECU management system. I don't want to have to go to a Fiat agent if ever a warning light
• vw passatt misfire 4 Apr 2005 (Forum)
  by the time its warm ,it starts to play up although it can be rough when cold. when the car reaches 3000 revs and beyond it runs superb no problem. ive renewed maf meter,fuel filter, plugs and leads airfilter all to no avail .before replacing maf a friend with vag software plugged into the ecu
• Octavia TDI loss of power 11 Mar 2005 (Forum)
  to 60mph etc etc. I have read the lots and lots of threads on TDI loss of power, but the power loss is coincidental with the cambelt problem. Would the car have gone into limp home mode, having sensed a problem? If so, how do i get it out of limp home? Do i need to reboot the ECU (like i would know how
• Fitting Intercooler to Pug 306 HDi 90 27 Dec 2004 (Forum)
  the extra to satisfy my needs? What would this do to the ECU? Would the programming in it need to be changed/remapped. Any thoughts or comments greatly appreciated. Simon
• Your most/least reliable car 16 Aug 2004 (Forum)
  cable broke. - Rear bumper fell off. - tailgate gas struts failed. - Headgasket failed. - Exhaust system leaked. Finally, clouds of blue smoke was diagnosed as indicating expensive valve wear problems and I got rid of it for £600. Most annoyingly, whenever the battery was disconnected the ECU
• Primera - Persistent Engine Fault 29 Jan 2004 (Forum)
  and Nissan HQ, and also on their advice repalced the ICV without success. It may be that the ECU is next, but diagnosis by component replacement is expensive and is anyway approaching the residual value of the car, which I cannot in honesty sell on while the fault remains. Has any kind person some
• Peugeot 406 errant revs. 6 Aug 2003 (Forum)
  Have just acquired a P reg. Peugeot 406 2.1 TD. The previous owner had occasional trouble with the engine revs cycling and engine slow to rev down when foot off throttle. The local agent ran a diagnostic check which reported no faults but he did clean contacts on the ecu (quote). This cured it 'til
• Vectra engine cooling problem ? 17 Apr 2003 (Forum)
  % of the way up the scale, then drops back down to the stop again when travelling in the aforementioned straight line. At a halt, with the engine idling, the needle oscillates slowly between nothing and about 25%. I don't seem to be losing cooling fluid, and the ECU light is not illuminated. Any wisdom
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  My car seems too worn for the logged mileage. Has it been clocked? 29 Jan 2021 (Ask HJ)
  I bought a 2016 DS3 a year ago with only 12,000 miles on the clock. As a fella who has been around cars all his life, a couple of things about the mileage...
• Vauxhall corsa S Ecoflex - Car turning just not starting 28 Jun 2020 (Forum)
  warranty but it ran out last week) So went to pick my car up and get the keys to get it moved back home and the guy said it could be the ecu or timing chain. The guy that came out to take it back home did a diagnosis and nothing was showing, the ecu was showing as fine. He also reckons it's skipped
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  Do you need to disconnect the battery from the car to charge with a trickle charger? 17 Apr 2020 (Ask HJ)
  I'm concerned about attaching my CTEK CT5 battery charger to my cars with the battery still connected to the car in case the charger fries the ECU. I've...
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  I jet-washed under the bonnet of my car and it now won't start, what's the issue? 24 Mar 2018 (Ask HJ)
  I was recommended to pressure wash under the bonnet of my 2003 Ford Focus prior to putting it up for sale. This was against my better judgement, but I...
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  I lost the only key for my Rover 623 and now can't get in - any advice? 7 Jul 2017 (Ask HJ)
  I recently acquired a 1994 Rover 623 GSI from an elderly family friend. I was only given one set of keys for the car. A week ago I parked the car in the...
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  The emission fix ruined my car - are Volkswagen liable for not checking if it was modified? 26 May 2017 (Ask HJ)
  I bought a Volkswagen Scirocco from a private seller in October 2016. The car was fully serviced and appeared to be in good condition. The other day Volkswagen...
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  Why is my Volkswagen Touran using so much oil? 23 Nov 2016 (Ask HJ)
  I have a 2013 Volkswagen Touran 1.6 diesel with 13,000 miles on the clock. Recently the car has been giving me some problems. A while ago it was emitting...
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  Low oil light on, but oil level is fine? 5 Oct 2016 (Ask HJ)
  My 2012 Ford Focus 1.6 diesel has run approx 6000 miles since its engine oil change 10 months ago. The car is running very well and has good performance....
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  Ford Fusion problems 25 Jul 2016 (Ask HJ)
  On two occasions, over the space of two weeks, the steering on my Ford Fusion has suddenly become heavy. Three warning lights come on (oil, ignition warning...
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  Fiat 500 will not pull away on hills 14 Jan 2015 (Ask HJ)
  Our 2014 Fiat 500C will not pull away on hills, without heavy revving. The dealer has taken the car in three times, but the problem hasn’t been fixed....
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  Drop in fuel consumption 1 Jan 2014 (Ask HJ)
  My mother has owned a 2010 Volkswagen Golf Plus 1.6 TDI from new and has been very pleased with the car. However, a few weeks ago, she noticed a sudden...
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  Is my Fiat 500 Multijet suffering from a DPF fault? 21 Dec 2013 (Ask HJ)
  I purchased my Fiat 500 diesel Multijet in April this year. It's about five years old. According to the service history, the oil was changed in October...