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DOT 4 is one of several designations of automotive brake fluid, denoting a ... Fluids such as DOT 3, 4, and 5.1 are hygroscopic and will absorb water from the ... Additionally, these polyglycol ethe...

Mixing Dot 4 with Dot 3 brake fluid - TDIClub Forums


Oct 12, 2011 ... Mixing Dot 4 with Dot 3 brake fluid TDI 101. ... I finished up with dot 3. Are they compatible or should I flush and refill with only one? ... I can't believe two incompatible fluids could carry the same DOT specification. Or are you ...

Brake Fluid Basics - Importnut.net


If you are in a giving mood ... Fluid compatibility with the brake system rubber, plastic and metal components. ... Both DOT 3-4 and DOT 5 fluids are compatible with most brake system materials ... Silicone fluid will not mix, but will float on top.

Can you mix DOT3 and DOT4 brake fluid? - Ask.com


DOT3 and DOT4 brake fluids should not be mixed. The two can react negatively with one another and cause corrosion of a vehicle's brake system. They also ...

Tech 101- Brake Fluids. What's different about them and why should ...


Dec 6, 2013 ... DOT 4 absorbs less moisture than the DOT 3 fluid, and many ... To prevent cross contamination you should also change all the rubber components in the brake system. ... both DOT 3 and 4, but should not be mixed with any of the other fluids. ... DOT 5.1 can be used in place of either of the poly-glycol-based ...

DOT 3, DOT 4, and DOT 5 | JIM'S GARAGE


Jan 9, 2007 ... Most brake fluid that comes in a new car will be rated DOT 3. ... You CAN mix DOT 3 and DOT 4, but of course the ideal would be to stick to one ...

What is the Difference between DOT 4 and DOT 5.1 Brake Fluid ...


Here you can see that silicone based DOT 5 is the odd one out and is not compatible with any other DOT brake fluid. By mixing DOT 3, 4 and 5.1 brake fluids, ...

DTO 3 or DOT 4 break fluid? [Archive] - MX-5 Miata Forum


Can you use DOT 4 fluid, can they DOT 3 and DOT 4 be mixed? ... with DOT 3 fluid, the internal components of the system (seals, brake hoses, ...

brakes - Mixing DOT 4 with DOT 4 synthetic - Motor Vehicle ...


Nov 3, 2014 ... However recently I bought another brand of DOT 4 brake fluid whcih had the word ... 3) something I haven't thought of and won't know til I get it all apart. .... Given that axiom, you can mix brands of brake fluid for the same ...

Using DOT4+ in clutch/brakes when DOT3 is recommended ...


Jul 10, 2011 ... Going with a higher quality DOT3 or a DOT4 will give you more ... DOT5, what is the difference between DOT3 and DOT4 brake fluids? ... So my conclusion is use the recommended DOT but if necessary can mix DOT 3 and 4 ...

Popular Q&A
Q: Can you mix DOT 3 and DOT 4 brake fluid.
A: Yes you can. Simply put, DOT4 is a premium version of DOT3, and they will mix. A lot of newer vehicles spec DOT4 in the brake or hydraulic clutch systems, so ch... Read More »
Source: www.answers.com
Q: Can dot 3 and dot 4 brake fluid be mixed?
A: No, absolutely not. You must use the correct fluid for your vehicle. Mix the fluids and you will destroy all rubber components in your brake system. Read More »
Source: wiki.answers.com
Q: Can dot 3 and dot 4 brake fluid be mixed.
A: Dot4 fluid can be used and mixed with dot3 brake systems. If your brake system calls for dot4 fluid, you can not use dot3 fluid in the system, regardless of bei... Read More »
Source: www.answers.com
Q: Can you mix dot 3 brake fluid with dot for brake fluid
A: Not a good idea to mix DOT3 -4 They have different chemistry. Use t... ...MORE... Read More »
Source: www.chacha.com
Q: Can I mix dot3 with dot4 brake fluid?
A: NO, this is very bad, both are very different formulations and mixing them can damage your brake system. Brake fluid is rediculously cheap, just buy a new bottl... Read More »
Source: answers.yahoo.com