5,800 miles, car 53 weeks old, took it in today for its first service.
I booked it a month ago ago before I went on holiday. The book of words says the preferred oil is 0W-8. It does however show that a number of other grades can be used which includes up to 5W-30.
When I booked I asked what they would use. I would expect the 0W-8 as that is what the user manual says. But their answer, from a data sheet, was 5W-30, which they say is "Mazda" oil. I confirmed that they were happy to use oil supplied by me, and compromised on Millers EE Performance C5/C6 0W-20.
No problems on the day, they used my oil and reduced the charge from £197 to £141 for using my oil, which I paid £51.50 for so I didn't save much money but that wasn't the aim.
I am super impressed with the car itself. It does 70mpg locally and 65mpg on longer runs, equating to an easy 450 miles from its 36L tank, it goes round corners very nicely and feels adequately brisk, especially off the mark when it gets a shove from the electric. It's far nicer to drive than I expected for a CVT with the full suite of ADAS. Nothing went wrong in the first year.
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Is it basically a Toyota Yaris Hybrid in a slightly different frock?
Should be a dependable motor over the long term.
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When I had my first Mazda3 service a few years ago the dealer used 5W30, despite the manual stating that the engine should have 0W20. They seemed very surprised when I questioned this. They did then use 0W20 when I insisted it was done properly...I'm sure if I'd had an engine fault at some point in the future, that they'd have been checking what oil grade was used and I didn't want to fall foul of this. So it seems being cavalier with engine oil was not just my Mazda dealer.
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I am sure I will be corrected if I am wrong, but I think the very thin oils are to help with the emissions and published fuel consumption figures.
The thicker engine oils are better for longer term reduced engine wear.
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>> I am sure I will be corrected if I am wrong, but I think the
>> very thin oils are to help with the emissions and published fuel consumption figures.
>>
>> The thicker engine oils are better for longer term reduced engine wear
This may be right - but I also suspect that engines are built to ever finer tolerances making thinner oils better at lubricating between more closely fitting rotating components.
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>> I am sure I will be corrected if I am wrong, but I think the
>> very thin oils are to help with the emissions and published fuel consumption figures.
>>
>> The thicker engine oils are better for longer term reduced engine wear.
I think you are correct Duncan, certainly with your first paragraph.
The book shows compatible oils up to 5W-30 although it does say 0W-8 is preferred, though not why.
I went with a compatible high quality oil, 0W for cold starts and 20 weight for conservative protection on longer runs when engine use is nearer continuous.
Yes, it is a Yaris behind the Mazda badge. Off the same production line near Valenciennes in NE France, about equidistant between Arras and Mons.
Last edited by: Manatee on Wed 7 Oct 26 at 16:13
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The majority of engine wear takes places within the first few seconds of start-up - the thinking is that the newer 0w oils get to the right places quicker. I'm using 0w-30 in my GTI which meets VW 504.00
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And there are conspiracy theorists in the US claiming that some manufacturers have deliberately designed their lubrication systems to require extra engine revolutions before the valvegear is adequately lubricated on startup if the 'wrong' oil is used.
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Yanks are obsessed with "Jiffy Lubes". Oil changes performed every 3k miles by "mcjobs" with cheap sheety oil.
TBF they do get much higher reliable mileages out of their engines, but this is mostly due to the fact they dont do 2 mile journeys with cold engines.
On the other hand manufacturers here claim unrealistic service intervals to appeal to the lease market. !8k miles or every two years? stupidity even with the best oils.
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Yes, it is a badge-engineered Toyota Yaris with a different face.
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I had a Yaris hybrid cvt on loan whilst the Hilux was in dock. I’ve never enjoyed a car so much. Brilliant little thing..
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>> I had a Yaris hybrid cvt on loan whilst the Hilux was in dock. I’ve
>> never enjoyed a car so much. Brilliant little thing..
I had a similar experience a couple of years ago with a Vauxhall Corsa 1.2 petrol turbo auto. That thing was an absolute blast, I didn't want to give it back.
To say I was surprised I liked it so much is an understatement, I'll own up to negative press and internet mockery about the brand having coloured my thoughts.
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