Fluid used in the brake system to transfer pedal pressure to the caliper to stop or slow a vehicle. Commonly used types of brake fluid include DOT 3, DOT 4, DOT 5, and DOT 5.1. A higher "DOT" number indicates a higher boiling point of the fluid.

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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 ...
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2answers
500 views

What are all the different types of fluid in a car and a short summary of their use?

A fluid is defined as anything that flows, hence for our purposes a gas or a liquid. I know that there is fuel, engine oil, engine coolant and brake fluid. Also air is normally taken in through a ...
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4answers
161 views

Spongy brakes after brake pad swap - moisture or bubbles?

I changed the rear brake pads on my BMW last week, following the steps outlined in this video. Unfortunately the brake pedal now feels spongy. The pedal feel was firm prior to the brake swap, so it ...
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1answer
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Brake fluid reservoir level drops fast to minimum but not below

The brake fluid reservoir level drops very fast in my 2007 4WD V6 Toyota Tacoma, probably within 3-5 days of filling it up. The funny thing is, it drops to just below where it says minimum but not ...
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1answer
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How to bleed Toyota Tacoma clutch system?

Vehicle: 2007 Toyota Tacoma 4WD v6 6 speed I found this tutorial on pre-bleeding but it is generic (not vehicle specific) and I think there are differences between the cylinder it uses and Tacoma's, ...