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Topping up dot3

  • 27-05-2010 5:27pm
    #1
    Registered Users, Registered Users 2 Posts: 2,339 ✭✭✭


    Hey just a quick one in relation to brake fluid.
    I need to top up the brake fluid in a car after bleeding the brakes. Can I get away with topping up with some fresh fluid or would I have to do a flush?

    Thanks.


Comments

  • Registered Users, Registered Users 2 Posts: 81,220 ✭✭✭✭biko


    Topping with same dot will be fine.


  • Registered Users, Registered Users 2 Posts: 14,907 ✭✭✭✭CJhaughey


    DOT 3 can be mixed with DOT 4 they are compatible, DOT 4 actually has a higher boiling point than DOT3.
    DOT5 CANNOT be mixed with DOT3 or 4 as it is silicone based.


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