DOT 4 Brake fluid: Comes in Light yellow or crimson red ... Take it to an auto mechanic to replace your brake fluid if the strip's color falls in the “required service” category.

Hello Paul, I drive a 2004 VW Touareg, which requires DOT3 brake fluid. When I recently visited a nearby petrol station, they only had DOT4 brake fluid available. What is the difference between ...