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Should I use supermarket petrol? 9 Apr 2014 (Ask HJ)
Should I use cheap supermarket petrol or better quality branded fuel? -
Will supermarket fuel damage my engine? 21 Aug 2024 (Ask HJ)
I have read recently it is not good to use petrol from supermarkets as it does not have the same additives as regular garages and can lead to engine problems... -
Why shouldn't I use supermarket fuel? 1 Jul 2012 (Ask HJ)
I get the impression that you think it best to avoid supermarket petrol. Why? -
Does supermarket fuel have 'lower capability' additives? 14 Jan 2022 (Ask HJ)
I have been advised that petrol additives are actually added during fuel station delivery. Non-branded stations, such as supermarkets, receive fewer or... -
Supermarket fuels - are they that bad? 11 Nov 2011 (Ask HJ)
Does your advice regarding the use of supermarket fuels still stand? I understand that you recommend the use of premium fuels (diesel in my case) as opposed... -
Could supermarket fuel have burned my valves out? 28 Aug 2010 (Ask HJ)
I have had problems with misfiring, loss of power, and red engine management lights coming on on two cars which where filled with unleaded petrol at a... -
What fuel should I use to keep my 10 year old Toyota Avensis running? 17 Aug 2017 (Ask HJ)
You mention that supermarket petrol can clog up engines and reduce MPG from the deposits in their additives. I understand that it's best to use branded... -
Supermarket fuel vs independent suppliers - which is best? 29 Dec 2014 (Ask HJ)
Last week you advised against supermarket petrol. I have long been confused about this issue. I have been told by one chap who was 23 years in the oil... -
Supermarket fuel v branded fuel - which is best? 27 Mar 2024 (Ask HJ)
I have a question for you about what is the best, most suitable fuel (petrol) to put in my recently bought 2019 Kadjar S Edition 1.3 TCe 140 EDC with 21K... -
Supermarket diesel 2 Nov 2011 (Ask HJ)
Does the problem with supermarket petrol also apply to diesel? And is there a particular fuel to look for? -
What octane petrol should I use in my JCW MINI? 15 Aug 2022 (Ask HJ)
What octane petrol should I use in my John Cooper Works MINI? The handbook recommends Super Plus, with 98 RON. One of the leading supermarkets sell a 97... -
Is supermarket fuel inferior to petrol station fuel? 25 May 2013 (Ask HJ)
Why will no one do an in-depth review on supermarket v/s the big four fuel suppliers? I am a tanker driver (not fuel) and over the years have asked at... -
Can I run my car on E10 fuel? 19 May 2023 (Ask HJ)
I have a 2011 Volkswagen Touran imported from Japan. It has a 1.4 petrol engine. Do I need to run it on premium petrol or is supermarket E10 okay? -
Does supermarket diesel contain 20% vegetable oil? 2 Dec 2013 (Ask HJ)
I’ve been told that some supermarket diesels contain up to 20 per cent vegetable oil, is this true? -
Which diesel fuel for my Mercedes-Benz E220? 18 Aug 2012 (Ask HJ)
I am about to purchase a new Mercedes E220 ‘Executive SE’ saloon. I have read varying reports on supermarket diesel fuel and I am reluctant to fill up... -
Saving pence, spending pounds 21 Feb 2009 (Ask HJ)
My wife took her 2002 RAV-4 for a service, which was uneventful. However, a few days later the engine management light came on, so back it went. The service... -
Service indicator still showing 25 Jul 2011 (Ask HJ)
I bought the car a 2010 1.4 Vauxhall Meriva Exlusiv petrol model a week ago with 11,300 indicated miles. Car supermarket serviced car and I have certificate.... -
Is supermarket fuel inferior to petrol station fuel? 30 Nov 2013 (Ask HJ)
It was recently suggested to me that fuel obtained from supermarkets is inferior to that obtained from filling stations and service areas and is “diluted”... -
Have supermarket fuels improved? 13 Jun 2012 (Ask HJ)
I subscribe to 'What Car'. The latest (July) edition has an impressive ad by Tesco singing the praises of the quality of their fuels, and I do note that... -
Toyota Avensis Tourer 2.2 D-4D or 1.8 V-matic 19 Feb 2014 (Ask HJ)
I drive about 12,000 per year and am looking at a 2009 Avensis Tourer 2.2 D-4D TR with 70,000 from a main dealer (Toyota approved, 12 months warranty)...
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