245 '82 Brake Failure warning

Discussion in 'Volvo 240' started by Johan Plane, May 24, 2007.

  1. Johan Plane

    Johan Plane Guest

    After having been unused for two years while restoring the car, time has
    come to take it out into life again. However, upon test driving the
    brake failure light went off. I cannot find anything faulty with the
    brakes, but can a jammed main brake cylinder (master and/or slave
    cylinder) make the switch flip? And if the balance in the two circuits
    is restored, does the switch reset itself or do one have to do that
    manually? I remember having read about this way back, but can't remember
    how it was. I hope someone can shed a light on this!

    Johan
     
    Johan Plane, May 24, 2007
    #1
  2. Johan Plane

    James Sweet Guest

    All sorts of things can cause the switch to trip. IIRC you take the cap off
    the end and push the piston back, it's been a while since I've messed with
    it though.
     
    James Sweet, May 24, 2007
    #2
  3. Johan Plane

    Mike F Guest

    These switches are supposed to reset themselves, and when they're new
    they do. However crap in the system can jam things up, and require you
    to manually recenter the plunger.

    --
    Mike F.
    Thornhill (near Toronto), Ont.

    Replace tt with t (twice!) and remove parentheses to email me directly.
    (But I check the newsgroup more often than this email address.)
     
    Mike F, Jun 8, 2007
    #3
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