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E15 - Soon They Will Be Shoving this Sh_t Down Your Throat

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  #11  
Old 04-12-2022 | 11:31 PM
Dennis Wendt's Avatar
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For what it's worth: I generally use premium gas as I have a turbo. I have topped off with
E15 a time or two. 1/2 or a bit less high test topped off with the E15. Colder weather so
mileage wasn't great to begin with. It dropped a small amount as much of my miles were/are
highway. No problems, but I won't use it much otherwise.

My 2¢
 
  #12  
Old 04-12-2022 | 11:58 PM
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While I wait for my new CX-5 to arrive, I was filling up my wife's Corolla today and noticed the gas cap specifically says No to E15.
 
  #13  
Old 04-13-2022 | 04:27 AM
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Originally Posted by Koji
While I wait for my new CX-5 to arrive, I was filling up my wife's Corolla today and noticed the gas cap specifically says No to E15.
Bravo old chap - I am at 4000 miles on my 2022 CX5 CE/ NA - 2 months old , and have been accustomed to driving my 2010 Mazda 3 / 2.5 GT -HB - atkinson cycle duramax engine - The reason i give TMI - is the 3 is a 9/1 compression ratio - and the CX5. 13/1 - I had some ups and downs with inital low speed smooth driving transitions on the CX5 - 2-3 / 3-4 gear changes - and upshifting to 6th , then 6th back to 2nd in city at low speeds which with the CX5s high comp engine took some new "learning to drive " attention -
I had ups and downs chalking up the jumpy tranditions to break-in and the AWD system which i was unaccostumed to - so to hopefully help - I didnt baby the engine as I did my 3- the take was that using top grade fuel from a well know company was the issue - I was using high octane fuel from costcos , arcos etc - since they say " top tier " - not by any means saying these are bad - but when i used Chevron , Shell , 76 -Texaco ( chevron gas ) top grade , HO fuel - the whole experience was night and day - pay the extra 30 cents a gallon - then go to a lesser brand and see what happens -
As I said its not a turbo , but the high compression engine is tempermental when fed garbage - and fortunatly or not ..in todays world , some oil companies are saying " top tier " and that means jack squat - go with a high end name brand fuel - depending on where you live , different names - we are what we eat , just as these cars are - and it let me know it

 
  #14  
Old 04-13-2022 | 07:37 AM
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Originally Posted by diehard888
To simplify my point - I first became aware of the new intention to allow fuel manufacturers to alter the current fuel regulations we have here in the USA - more specifically as it relates to ethanol content -here on this forum !!

The initiator of the post , couched the information in terms which could lead one to believe there might be no choice except to use this potentially damaging blend to " our " ( Mazda owners ) vehicles , thus potentially damaging the engines / emissions systems etc , as well as possibly voiding warrantys -
What I later today gleand from the language used in this press release from DC , was that the guidelines for fuel blends would be ALLOWED to be changed ...during the upcomming summer months to help lower cost , but the key word was " ALLOWING " - which means to me they are not going to unilaterally just eliminate current gasoline blends , which are formulas that not unlike FDA regulations on drugs cost quite a bit of R& D $$ to make and get passed .
So we are not likely to see current gas blends ( for lack of a better word meaning chemical composition ) being eliminated ...but newer blends that are less expensive to make being allowed into the market -
Will they be " good " or " bad " - who knows - my opinion , of course

I believe - that if the people who say that ....things like this are a move towards stopping some carbon based emergency - then allowing patents to be produced ( example from the late Stan Meyer , who invented a simple combustion engine to easily be made to run on tap water) ...would focus on pushing the powers to be to allow the production this existing technology to be used - which also makes a transition so much easier and gives us a choice - If you are interested in this technology which Mr Meyer spent 20+ years , perfecting and patenting on March 19 1998 - ( he mysteriously died the next day March 20 1998 -the day after a lengthy battle to get it passed )
Please feel free do a simple search or check with the US patent office .
I want to be clear that my first post quoted the language from the Press Release 'precisely' and used the word 'allowed'. Here is what I posted as the press release:

The White House also plans to roll out new policies aimed at attempting to curb gas prices. On Tuesday, Biden will announce plans for the Environmental Protection Agency to allow a blended form of gasoline that uses ethanol, known as E15, to be sold this summer.

I did NOT exactly predict how this would develop and whether the next step (or two steps down the road) would be compulsion to use E15. I largely pointed out again and again that the Ethanol industry is a fraud, bad policy, and not necessarily good for your Car (either). And that you have this courtesy of politicians from both parties who are stupid and venal. That is it. I make no specific predictions about whether this will end up compulsory.
Please draw your own conclusions.

I prefer to discuss (and learn) about mechanical matters about our Cars and don't plan on returning to political matters in the regular course. Just thought this was an interesting and objectionable development. Thank you.
 
  #15  
Old 04-13-2022 | 07:47 AM
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For a 2021 Mazda CX-5 the owner's manual is pretty clear:
"This vehicle can only use oxygenated fuels containing no more than 10 % ethanol by volume. Damage to the vehicle may occur when ethanol exceeds this recommendation, or if the gasoline contains any methanol. Stop using gasohol of any kind if your vehicle engine is performing poorly."

I live in Ohio and most of our gasoline is 10% ethanol, I haven't noticed any issues. It's no surprise that the Ohio Corn and Wheat growers association thinks it's great stuff. They tout it's benefits to air quality, I don't buy it. It's breaks down quicker, so needs stabilizers in vehicles that don't get driven much. In older cars the ethanol can reportedly do bad stuff to old flexible fuel lines and gaskets.

I'll avoid buying E15, as others have said the whole ethanol thing was a way to prop up grain prices. One more thing to look out for.
 
  #16  
Old 04-13-2022 | 09:58 AM
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Originally Posted by Subperson
Ok so if my Mazda CX is unable to use it and I have no choice? What options do we have?
Your post on this thread/subject is the best so far. "What options do we have?" I find it hard to believe the government telling you to burn 15% (if all that is available) while knowing it's going to do damage to an engine. That doesn't make sense. I'm guessing the vehicle manufacturers will back off on the 10% maximum thing.
 
  #17  
Old 04-13-2022 | 01:24 PM
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Thank you.. I am not happy about this decision of course but do not want to put something in that will shorten its life or cause problems - I sent a message to Mazda to see what they have to say as we the people have no other choice less walk in many areas.
 
  #18  
Old 04-14-2022 | 12:30 PM
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I can get E-0 locally, but it's about 20-30 cents higher. I use it in generators, mowers and the like. I had a Jeep back in 2005 when E-10 was first introduced and it ate fuel pumps. I replaced three before I got one that didn't ruin the diaphragm. E-10 and higher rots rubber parts not designed for it. It's like running AV gas in your car. It will eat fuel line components.
 
  #19  
Old 04-14-2022 | 02:41 PM
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Originally Posted by CEB
Your post on this thread/subject is the best so far. "What options do we have?" I find it hard to believe the government telling you to burn 15% (if all that is available) while knowing it's going to do damage to an engine. That doesn't make sense. I'm guessing the vehicle manufacturers will back off on the 10% maximum thing.
I mentioned earlier , and am standing by the fact that whats occuring is this new formulation E15 may be " allowed " to be made and I can find nothing stating that it will replace existing blends - The reason stated is to " lower fuel costs " - Therefore , those of who choose may still need to pay top $$$ to get the good stuff - but I think this is a bit of an over reaction -
- just sayin-
 
  #20  
Old 04-14-2022 | 04:48 PM
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Originally Posted by diehard888
I mentioned earlier , and am standing by the fact that whats occuring is this new formulation E15 may be " allowed " to be made and I can find nothing stating that it will replace existing blends - The reason stated is to " lower fuel costs " - Therefore , those of who choose may still need to pay top $$$ to get the good stuff - but I think this is a bit of an over reaction -
- just sayin-
I just hung up with Mazda factory customer service. They confirmed using E15 in a Mazda is a no go. I'm reading on internet that many (most) manufacturers approve of using E15. Is Mazda behind in technology?
 


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