Showing results in Ask HJ [Show all channels]
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Can I add DPF fluid manually? 29 Apr 2024 (Ask HJ)
Can a DPF fluid be added manually to each full tank of diesel on my Volvo V50 as my Filter Additive tank is showing a sensor failure and erratic level... -
Can you disable keyless entry on a 2014 Ford Mondeo? 15 Jan 2024 (Ask HJ)
Can I enable / disable keyless entry on 2014 Mondeo? All answers seem to apply to Focus and Fiesta. Help! -
Are the BMW diesel engines in P38 Range Rovers reliable? 16 Nov 2023 (Ask HJ)
With the weather becoming more unpredictable and winter soon upon us I've been looking at a 1999 P38 DT 2.5 DSE with the BMW engine. 1. Are there any... -
Is it worth remapping the ECU in my car? 6 Oct 2023 (Ask HJ)
Is it worth the cost of a remapping of the cars ECU on my BMW X1 2.0d? -
Is it possible to modify a Euro5 engine to comply with Euro6? 6 Oct 2023 (Ask HJ)
Is it possible to modify a Euro5 engine to comply with Euro6? If so can the compliance be registered so the vehicle can go to clean air zones without penalty -
Is it worth getting an ECU remap on my Mazda? 31 Aug 2023 (Ask HJ)
Is it worth remapping my 2020 Mazda 6 Skyactive 165ps? -
Do modern cars have automatic chokes? 11 Jul 2023 (Ask HJ)
I've just purchased a 72-plate Kia Picanto GT Line S. Do modern cars still have automatic chokes? My immediate area has 30mph camera controlled restrictions... -
What is the point in the Motor Ombudsman? 27 Jun 2023 (Ask HJ)
My daughter had a 2016 Nissan Juke that went into a Nissan dealership for a fault. They handed the car back and it would not start, so they asked us to... -
What causes my Vauxhall Zafira to blow a fuse? 22 Jan 2023 (Ask HJ)
My 2011 Vauxhall Zafira keeps blowing a fuse. The engine cuts out when the fuse blows and the starter motor won't turn over to restart the engine until... -
Why is the Mercedes AMG A45 much more power than the Honda Civic Type R? 28 Dec 2022 (Ask HJ)
Could you shed some light on why Honda and Mercedes both produce such different outputs from their 2-litre four-cylinder turbo engines? The new Type R... -
Should I fit a fuel saving device? 15 Aug 2022 (Ask HJ)
I have read about a device that plugs into the car under the steering column and claims to reduce fuel consumption by about 35 per cent. Is the claim valid?... -
Can I put E10 fuel in my Golf R? 16 May 2022 (Ask HJ)
My Volkswagen Golf R is recommended to run on super unleaded 98 RON which is now super expensive. I know the performance and mpg might drop slightly if... -
Is it worth having my Volvo Polestar optimised? 9 May 2022 (Ask HJ)
I have a Volvo V60 T4 and I am considering having it Polestar optimised. It’s quite expensive for what appears simply to be a remapping of the ECU i.e.... -
Peugeot 3008 ECU replacement delay - is this a common issue? 3 May 2022 (Ask HJ)
Is it unusual to have to wait over six weeks for a replacement ECU ordered via a main dealer? They don't seem to be able to give me a delivery date so... -
I bought a non-runner - how much will I need to spend? 14 Dec 2021 (Ask HJ)
Had a rush of blood to the head. Bought a boy racer (2015 Peugeot 208 GTI Limited Edition turbo petrol three-door hatchback), without reading fine print.... -
The ECU in my van has failed. Should I get it repaired or just replace it? 1 Jul 2021 (Ask HJ)
I bought a Mercedes Citan 109 CDI long wheelbase panel van, registered 2018, in Feb 2019. It had approximately 8,000 miles on the clock. It now has approx.... -
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... -
I can't trickle charge my car. Can I piggy-back power from a fully charged, matching battery? 3 Dec 2020 (Ask HJ)
I'm not always wanting to drive my 2003 Volkswagen Golf 30-odd miles once every two weeks during this time of year to keep my battery charged due to low... -
Need a reliable, used car for Under £6k - any suggestions? 4 Sep 2020 (Ask HJ)
I am replacing my old 1.2 petrol Vauxhall Corsa, as it has developed a problem with the engine. I would like a similar-sized car, that is cheap to run... -
Are issues with the Fiat 500 common? 11 Jun 2020 (Ask HJ)
Have you received any reports of faulty Fiat 500 TwinAir models? My garage says the unit cannot be tested and only replaced at a cost of £611! There's...