Brake alarm

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  • Heat Seeking Missile
    S2Forum Maniac
    • Jul 2007
    • 658
    • Home: United Kingdom Current: Wales

    #1

    Brake alarm

    In the last few days, every time I've set off out somewhere in my S2, I've had an alarm come on the little diagnostic screen on the dash. It comes up in red and says BRAKE. I've had a quick look through the wheel to see if the pads need doing and they appear to be a little low, so I've bought sone new ones.

    Would this cause this alarm, or could it be something else?

    Mark
    '93 Brilliant Blue Audi S2 Avant - Broken again.
    '98 Tahiti Blue Rover 216SE Coupe
    '96 Arktiksilber Metallic BMW 525td (E34)
    '01 Dark Green Jeep Grand Cherokee 3.1LTD
    '97 Polar White Vauxhall Vectra 2.0Di LS
    '96 Alpine White Peugeot 306 XLDt
  • Animal Mother
    S2Forum Extremist
    • Jul 2007
    • 1135
    • Country: England

    #2
    Red alarm can be bad.

    Low pads, faulty ABS sensors, faulty ABS sensor cables will come up as a green (apologies if this colour is wrong, I'm colour blind) I think.

    Res alrms could be ABS controller, low fluid etc.
    UrS6 - Homefry, Bailey DV, PiperX filter, Samco hoses, H&R springs, 3" D/P back zorst, 270bhp and 260ftlb :rock:

    Triumph Daytona 955i - mmmmmm :fire:

    80 dag dag :driving:

    Comment

    • Heat Seeking Missile
      S2Forum Maniac
      • Jul 2007
      • 658
      • Home: United Kingdom Current: Wales

      #3
      I'm working 12 hour days all weekend, will probably have to use the van for work just to be on the safe side. They seem to work fine but its not something to be taking a chance with.

      I've never had a green alarm come up on the screen as yet Daz, maybe someone else can confirm this?

      Mark
      '93 Brilliant Blue Audi S2 Avant - Broken again.
      '98 Tahiti Blue Rover 216SE Coupe
      '96 Arktiksilber Metallic BMW 525td (E34)
      '01 Dark Green Jeep Grand Cherokee 3.1LTD
      '97 Polar White Vauxhall Vectra 2.0Di LS
      '96 Alpine White Peugeot 306 XLDt

      Comment

      • Animal Mother
        S2Forum Extremist
        • Jul 2007
        • 1135
        • Country: England

        #4
        Originally posted by Heat Seeking Missile
        I've never had a green alarm come up on the screen as yet Daz, maybe someone else can confirm this?

        Mark
        Green, yellow OR amber I think it may be.
        UrS6 - Homefry, Bailey DV, PiperX filter, Samco hoses, H&R springs, 3" D/P back zorst, 270bhp and 260ftlb :rock:

        Triumph Daytona 955i - mmmmmm :fire:

        80 dag dag :driving:

        Comment

        • Big Lee M
          S2Forum Fiend
          • Jun 2007
          • 2571
          • Country: England

          #5
          Amber is the not so drastic one its the RED one you need to look put for (iirc)
          Just some finishing touches to do now

          Comment

          • Knight Rider S4
            S2Forum Possessed
            • Mar 2005
            • 3541
            • Country: Scotland

            #6
            Will be pads sensors or fluid low......if there is a ABS fault you will have orange light beside the dash lights (i.e. battery light,handbrake light so on)
            93 S2 Avant Parting
            91 URQ RR
            02 A4 tdi Avant

            Comment

            • Heat Seeking Missile
              S2Forum Maniac
              • Jul 2007
              • 658
              • Home: United Kingdom Current: Wales

              #7
              Here's hoping its just the pads then. I got a set off Euro Car Parts as I was passing there today. Earlier tonight that alarm went off 9 times in less than 1/4 mile so something definately seems to be getting worse. No other lights come on, on the dash so fingers crossed.

              Mark
              '93 Brilliant Blue Audi S2 Avant - Broken again.
              '98 Tahiti Blue Rover 216SE Coupe
              '96 Arktiksilber Metallic BMW 525td (E34)
              '01 Dark Green Jeep Grand Cherokee 3.1LTD
              '97 Polar White Vauxhall Vectra 2.0Di LS
              '96 Alpine White Peugeot 306 XLDt

              Comment

              • Animal Mother
                S2Forum Extremist
                • Jul 2007
                • 1135
                • Country: England

                #8
                Originally posted by Knight Rider S4
                Will be pads sensors or fluid low......if there is a ABS fault you will have orange light beside the dash lights (i.e. battery light,handbrake light so on)
                Low pads is a red light?
                UrS6 - Homefry, Bailey DV, PiperX filter, Samco hoses, H&R springs, 3" D/P back zorst, 270bhp and 260ftlb :rock:

                Triumph Daytona 955i - mmmmmm :fire:

                80 dag dag :driving:

                Comment

                • dan_b
                  S2Forum Possessed
                  • Sep 2003
                  • 3670
                  • Home: United Kingdom Current: England

                  #9
                  Red brake light indicates low hydraulic pressure - so you could have low brake fluid levels, have a fluid leak, or it could be the Bomb (the brake pressure accumulator)
                  Ex S2 owner, now running around in an A4 Avant quattro...

                  Comment

                  • alg
                    S2Forum Extremist
                    • Apr 2004
                    • 1160

                    #10
                    As dan b says. There is no low pad sensor. Check hydraulic and brake fluid levels and do 'bomb pedal test'. If all OK ignore unless fails to go out within few seconds. Both my S2 and now RS2 have done this. The S2 was a low hyraulic fluid level and the RS2 will do it if not used for a day or two. Cannot find an issue with RS2 although I guess it could be early 'bomb' failure but always passes the test !
                    Alastair
                    RS2

                    Comment

                    • Fat Audi 80
                      Super Moderator
                      • Jan 2004
                      • 10547
                      • Country: England

                      #11
                      Also check the Powersteering fluid level and the wiring to the float built into the screw cap of the PS reservoir. This can be "dicky" on mine if I top if up....

                      HTH

                      Cheers,

                      Steve.
                      The Perfectionist
                      sigpic
                      Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

                      Comment

                      • Error404
                        Super Moderator
                        • Mar 2007
                        • 19789
                        • Country: United Kingdom

                        #12
                        could be a dodgy sensor in the brake fluid reservoir if nothing else appears out of the ordinary I've got one for free if you need it

                        Alex
                        Panthero Coupé quattro 20vt
                        Indigo ABY coupé
                        Imola B6 S4 Avant

                        Comment

                        • Heat Seeking Missile
                          S2Forum Maniac
                          • Jul 2007
                          • 658
                          • Home: United Kingdom Current: Wales

                          #13
                          Thanks for everyones replies, it turned out to be low brake fluid, so nice and simple to sort out. Topped it up and its been fine since. I really must get an owners manual to tell me what all these symbols and things do.

                          Mark
                          '93 Brilliant Blue Audi S2 Avant - Broken again.
                          '98 Tahiti Blue Rover 216SE Coupe
                          '96 Arktiksilber Metallic BMW 525td (E34)
                          '01 Dark Green Jeep Grand Cherokee 3.1LTD
                          '97 Polar White Vauxhall Vectra 2.0Di LS
                          '96 Alpine White Peugeot 306 XLDt

                          Comment

                          • Animal Mother
                            S2Forum Extremist
                            • Jul 2007
                            • 1135
                            • Country: England

                            #14
                            Originally posted by Heat Seeking Missile
                            Thanks for everyones replies, it turned out to be low brake fluid, so nice and simple to sort out. Topped it up and its been fine since. I really must get an owners manual to tell me what all these symbols and things do.

                            Mark
                            Tut tut tut. Bad boy.
                            UrS6 - Homefry, Bailey DV, PiperX filter, Samco hoses, H&R springs, 3" D/P back zorst, 270bhp and 260ftlb :rock:

                            Triumph Daytona 955i - mmmmmm :fire:

                            80 dag dag :driving:

                            Comment

                            • Jas11n
                              S2Forum Zealot
                              • Jan 2004
                              • 5067
                              • Country: England

                              #15
                              Originally posted by Heat Seeking Missile
                              I really must get an owners manual to tell me what all these symbols and things do.

                              Mark
                              Keep an eye on the bay, often see them as they were sometimes grouped with the V6 avant quattro (80 avant quattro)

                              Until you get one, Mikes site has the Coupe manual which has the same info on the autocheck warnings.

                              See >>>> here.

                              Jas..
                              2001 Avus Silver B5 RS4.
                              2004 A4 Avant 1.8T quattro Sport-LE.
                              1995 S2 Coupe - sold (sniff)

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