Best fuel injection cleaner for DFI cars.

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Feb 20, 2013
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boston mass
My family has 4 Honda CRV 2 2017 and 2 2019 all around 50k in mileage with the 1.5 turbo DFI injection What’s the best injection for the suv Note im not having any problem just asking for some overdue maintenance
 
For the injectors? Or for the valves, so as to prevent coking up? AFAIK there's nothing for the latter.
 
To clean the injectors/fuel system, my understanding is a combo is Berrymans B12 and Techron is hard to beat.
Are people putting both in one tank generally or running them in 2 separate tanks? I never really got the gist there. Logic would tell me do them separately as you never know how chemicals interreact.
 
Are people putting both in one tank generally or running them in 2 separate tanks? I never really got the gist there. Logic would tell me do them separately as you never know how chemicals interreact.
Separate tanks. Berryman's then Techron or Redline SI-1.

Berrymans also has a fuel system cleaner but I haven't compared the ingredients to their B12.
 
Yes Direct fuel injection injection into the combustion chamber. Not in the intake manifold. Also I know at sometime the intake will need to be remove and walnut blust the head intake and valves. But there a number of CRV people replacing injector at under 100 k miles. PS it was my understanding no cleaner was recommend for it.
 
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What's the advantage of using a solvent based additive such as the Berrymans? IE, what is it cleaning that the PEA can't/doesn't?
 
For the injectors? Or for the valves, so as to prevent coking up? AFAIK there's nothing for the latter.

There's some research that some detergents can help maintain GDI valve cleanliness. I believe this is a reference to detergents that can survive the burning process will reach the intake valves via EGR.

https://www.researchgate.net/public...jection_Gasoline_DIG_Injector_Deposit_Control
https://www.aftonchemical.com/resources-events/industry-trends/gdi-presentation/
 
There's some research that some detergents can help maintain GDI valve cleanliness. I believe this is a reference to detergents that can survive the burning process will reach the intake valves via EGR.

https://www.researchgate.net/public...jection_Gasoline_DIG_Injector_Deposit_Control
https://www.aftonchemical.com/resources-events/industry-trends/gdi-presentation/
So what is the new "afton" product? It is still very hard to expect a cleaner (unless it is some super duty synthetic element) to survive the trip from gas pump, to gas tank to direct injection to some how affect cleaning of the valves. It has got to be some liquid that does not incinerate instantly. Seems it would be massive news and a monster seller for everyone from dealerships to auto parts stores etc.....
 
So what is the new "afton" product? It is still very hard to expect a cleaner (unless it is some super duty synthetic element) to survive the trip from gas pump, to gas tank to direct injection to some how affect cleaning of the valves. It has got to be some liquid that does not incinerate instantly. Seems it would be massive news and a monster seller for everyone from dealerships to auto parts stores etc.....

https://patents.google.com/patent/US8557003B2/en
 
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