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Questions tagged [dot3]

Referring to automotive brake fluid. It has a dry boiling point of 205 °C (401 °F) and a wet boiling point of 140 °C (284 °F).

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1answer
20k views

Can I put DOT 4 brake fluid into DOT 3 brake?

It's a 16 Tahoe. In my owner's manual and the brake fluid reservoir cap , they say only use DOT3 brake fluid. I'm wondering if I could use DOT4 or DOT4 Low Viscosity brake fluid?
2
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1answer
14k views

Recommended brake fluid type for 2012 Ford Focus

My 2012 Ford Focus manual says to use DOT3 brake fluid, but the cap on the brake fluid reservoir says only use DOT4. Which one do I use?
2
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1answer
2k views

Is it ok to mix different clutch fluid color?

Needed to top up my clutch fluid. Is it ok to mix different clutch fluid color? One I currently have on the reservoir is blue. I will try to look for blue but what if I cannot find one. I really need ...
2
votes
3answers
74 views

2005 Montero LTD — Brake Warning Light - Intermittent

Brake light just started showing up on the dashboard. First item I will be checking is the Master Fluid Level . . . the manual says DOT3 or DOT4 brake fluid . . . How do I determine which one is ...
10
votes
3answers
39k views

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

Looking at Wikipedia's DOT 3 page, it looks like it's been effectively superseded by DOT 4 fluid, but it's still sold and is still recommended on many forums. This question has an answer saying DOT 4 ...
40
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7answers
593k views

what is the difference between DOT3 and DOT4 brake fluids?

What is the difference between DOT3 and DOT4 brake fluids? What could possibly go wrong if I use a (4 times cheaper) DOT3 brake fluid instead of the DOT4 which manufacturer recommends (but allows ...