XJ Electrical problem

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  • cruiser
    XStremely XSive
    • Jul 2004
    • 393
    • Winona, Minnesota

    #16
    Did you switch the whole cluster with another known working unit and it did the same thing?
    What happens when you push the check switch, does it try to cycle through the checks?
    There is a ground for the microcomputer (black wire) in the harness from it. I don't know where it gets it's ground but if that contact is lost it might trigger all the warnings. Just some thoughts.
    XJ1100 Ruby Red
    XS1100LH "Midnight"
    1972 MGB Roadster "sold"

    Comment

    • XJkid
      XStremely XSive
      • Jun 2003
      • 280
      • Elk Grove, Ca.

      #17
      Originally posted by cruiser
      Did you switch the whole cluster with another known working unit and it did the same thing?
      What happens when you push the check switch, does it try to cycle through the checks?
      There is a ground for the microcomputer (black wire) in the harness from it. I don't know where it gets it's ground but if that contact is lost it might trigger all the warnings. Just some thoughts.
      What does it do when it cycles through the checks? Mine has never worked right and I don't know what exactly how it is supposed to act.
      "Galaxy" 1982 XJ1100J, 1983 XV handlebars, new fusebox, homemade SS wind screen and SS muffler heat shields, homemade grab bar extension and luggage rack. XS750 140 mph speedo, '81 Venture oil cooler, V-Max ACCT, Yahman YICS Eliminator, 1st and 2nd gear Dremel fix.

      Comment

      • trbig
        Simply used to just post A LOT!
        • Nov 2005
        • 7838
        • Ada, Oklahoma

        #18
        Originally posted by cruiser
        Did you switch the whole cluster with another known working unit and it did the same thing?
        What happens when you push the check switch, does it try to cycle through the checks?
        There is a ground for the microcomputer (black wire) in the harness from it. I don't know where it gets it's ground but if that contact is lost it might trigger all the warnings. Just some thoughts.
        Yeah, I completely swapped out the whole cluster as well as tried another ignition switch. Nothing happens when I push the button to cycle it through the checks. Red light stays on as well as all the other warnings for brake, headlight, battery, fuel, etc.. I've pulled and pushed on all the wires in the harness from the front headlight bucket to back taillight. No change.
        Try your hardest to be the kind of person your dog thinks you are.

        You can live to be 100, as long as you give up everything that would make you want to live to be 100!

        Current bikes:
        '06 Suzuki DR650
        *'82 XJ1100 with the 1179 kit. "Mad Maxim"
        '82 XJ1100 Completely stock fixer-upper
        '82 XJ1100 Bagger fixer-upper
        '82 XJ1100 Motor/frame and lots of boxes of parts
        '82 XJ1100 Parts bike
        '81 XS1100 Special
        '81 YZ250
        '80 XS850 Special
        '80 XR100
        *Crashed/Totalled, still own

        Comment

        • madmax-im
          Master of XSology
          • Sep 2007
          • 6751
          • Southern Comfort...Wendell NC

          #19
          Originally posted by trbig
          Yeah, I completely swapped out the whole cluster as well as tried another ignition switch. Nothing happens when I push the button to cycle it through the checks. Red light stays on as well as all the other warnings for brake, headlight, battery, fuel, etc.. I've pulled and pushed on all the wires in the harness from the front headlight bucket to back taillight. No change.
          i'm betting its the alternator...just a hunch...also check all your grounds...
          1980 XS650G Special-Two
          1993 Honda ST1100

          Comment

          • trbig
            Simply used to just post A LOT!
            • Nov 2005
            • 7838
            • Ada, Oklahoma

            #20
            I'm done with it for the night. Even tried a different TCI in it. I'll check the alternator/brushes tomorrow. PITA with the crash guards I have on.
            Try your hardest to be the kind of person your dog thinks you are.

            You can live to be 100, as long as you give up everything that would make you want to live to be 100!

            Current bikes:
            '06 Suzuki DR650
            *'82 XJ1100 with the 1179 kit. "Mad Maxim"
            '82 XJ1100 Completely stock fixer-upper
            '82 XJ1100 Bagger fixer-upper
            '82 XJ1100 Motor/frame and lots of boxes of parts
            '82 XJ1100 Parts bike
            '81 XS1100 Special
            '81 YZ250
            '80 XS850 Special
            '80 XR100
            *Crashed/Totalled, still own

            Comment

            • cruiser
              XStremely XSive
              • Jul 2004
              • 393
              • Winona, Minnesota

              #21
              The wiring diagram shows the processor must get a signal or voltage (white wire) from the generator.
              I have an extra cluster and took it apart thinking the monitor got it's ground through the cluster to mounting bolts. That does not appear to be the case. There are 3 black wires running out from the monitor through the 4 harnesses so which one is ground I don't know.
              XJ1100 Ruby Red
              XS1100LH "Midnight"
              1972 MGB Roadster "sold"

              Comment

              • cruiser
                XStremely XSive
                • Jul 2004
                • 393
                • Winona, Minnesota

                #22
                Originally posted by XJkid
                What does it do when it cycles through the checks? Mine has never worked right and I don't know what exactly how it is supposed to act.
                Key On-not running all the monitored circuits will be on/lit.
                On start up- the LCD will light each of seven components it checks. Example, if brake fluid is low that will stay lit after check and red warning light above LCD will start flashing.
                The check switch does the same thing if you want to re-check the components manually.
                XJ1100 Ruby Red
                XS1100LH "Midnight"
                1972 MGB Roadster "sold"

                Comment

                • trbig
                  Simply used to just post A LOT!
                  • Nov 2005
                  • 7838
                  • Ada, Oklahoma

                  #23
                  I'm at a loss. I've checked all the grounds, wiggled every wire, tried a different TCI, Swapped out the gauges, swapped out the ignition switch, checked the alternator brushes... Nothing fixes the problem.
                  Try your hardest to be the kind of person your dog thinks you are.

                  You can live to be 100, as long as you give up everything that would make you want to live to be 100!

                  Current bikes:
                  '06 Suzuki DR650
                  *'82 XJ1100 with the 1179 kit. "Mad Maxim"
                  '82 XJ1100 Completely stock fixer-upper
                  '82 XJ1100 Bagger fixer-upper
                  '82 XJ1100 Motor/frame and lots of boxes of parts
                  '82 XJ1100 Parts bike
                  '81 XS1100 Special
                  '81 YZ250
                  '80 XS850 Special
                  '80 XR100
                  *Crashed/Totalled, still own

                  Comment

                  • trbig
                    Simply used to just post A LOT!
                    • Nov 2005
                    • 7838
                    • Ada, Oklahoma

                    #24
                    As Arlan stated, there are 4 black wires coming out of the back of the display, so I made a pigtail and took turns hooking one side of a jumper wire into the plug at the black wire and the other end connected straight to the negative battery post. No change after doing this with all four.
                    Try your hardest to be the kind of person your dog thinks you are.

                    You can live to be 100, as long as you give up everything that would make you want to live to be 100!

                    Current bikes:
                    '06 Suzuki DR650
                    *'82 XJ1100 with the 1179 kit. "Mad Maxim"
                    '82 XJ1100 Completely stock fixer-upper
                    '82 XJ1100 Bagger fixer-upper
                    '82 XJ1100 Motor/frame and lots of boxes of parts
                    '82 XJ1100 Parts bike
                    '81 XS1100 Special
                    '81 YZ250
                    '80 XS850 Special
                    '80 XR100
                    *Crashed/Totalled, still own

                    Comment

                    • BA80
                      Doctor of XSology
                      • Oct 2010
                      • 9980
                      • Tulsa, Ok

                      #25
                      I think it might just be pissed at you.
                      Greg

                      Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.”

                      ― Albert Einstein

                      80 SG Ol' Okie;79 engine & carbs w/pods, 45 pilots, 140 mains, Custom Mac 4 into 2 exhaust, ACCT,XS850 final drive,110/90/19 front tire,TKat fork brace, XS750 140 MPH speedometer, Vetter IV fairing, aftermarket hard bags and trunk, LG high back seat, XJ rear shocks.

                      The list changes.

                      Comment

                      • cruiser
                        XStremely XSive
                        • Jul 2004
                        • 393
                        • Winona, Minnesota

                        #26
                        What happens if you push the warning control button. With a fault showing it's suppose to flash the red light right away, you said it's on steady. When you push it the light should go from flashing to steady, push it again red light should go out but warnings will still be displayed. Three steps to the warning control button.

                        Another thought, you were saying about turn signals slowing down like a drain, the flasher relay is involved with the monitor and I think it could feed battery voltage to the monitor if faulty. The relay is three prong ??under seat somewhere. If you have a spare try changing that in case the relay is faulty.

                        That's all I got right now
                        XJ1100 Ruby Red
                        XS1100LH "Midnight"
                        1972 MGB Roadster "sold"

                        Comment

                        • BA80
                          Doctor of XSology
                          • Oct 2010
                          • 9980
                          • Tulsa, Ok

                          #27
                          Arlen has a god idea there, unplug everything that is monitored one at a time
                          and see if one makes a difference.

                          Another thought, you don't have a battery with a sensor on it, so that wiring has to be stashed somewhere. Make sure that hasn't been shorted to ground or power somehow.
                          Greg

                          Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.”

                          ― Albert Einstein

                          80 SG Ol' Okie;79 engine & carbs w/pods, 45 pilots, 140 mains, Custom Mac 4 into 2 exhaust, ACCT,XS850 final drive,110/90/19 front tire,TKat fork brace, XS750 140 MPH speedometer, Vetter IV fairing, aftermarket hard bags and trunk, LG high back seat, XJ rear shocks.

                          The list changes.

                          Comment

                          • trbig
                            Simply used to just post A LOT!
                            • Nov 2005
                            • 7838
                            • Ada, Oklahoma

                            #28
                            The flasher is a car flasher and I'm using only 2 of the prongs. The lights on the dash are on.. all of them, and pushing buttons and trying to turn the red light off or make it cycle does nothing. But... the hi beam indicator light and fuel gauge on the display works.

                            I guess I'll try removing what indicators are left that I haven't already disconnected. No oil, brake, or battery sensors are hooked up. Those three always got an automatic fail on startup, but I'd just turn the light out.
                            Try your hardest to be the kind of person your dog thinks you are.

                            You can live to be 100, as long as you give up everything that would make you want to live to be 100!

                            Current bikes:
                            '06 Suzuki DR650
                            *'82 XJ1100 with the 1179 kit. "Mad Maxim"
                            '82 XJ1100 Completely stock fixer-upper
                            '82 XJ1100 Bagger fixer-upper
                            '82 XJ1100 Motor/frame and lots of boxes of parts
                            '82 XJ1100 Parts bike
                            '81 XS1100 Special
                            '81 YZ250
                            '80 XS850 Special
                            '80 XR100
                            *Crashed/Totalled, still own

                            Comment

                            • BA80
                              Doctor of XSology
                              • Oct 2010
                              • 9980
                              • Tulsa, Ok

                              #29
                              There has to be an electronic control module for that thing to run through it's checks.

                              Where is that located? Is it integral with the dash unit or is it somewhere else on the bike?
                              Greg

                              Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.”

                              ― Albert Einstein

                              80 SG Ol' Okie;79 engine & carbs w/pods, 45 pilots, 140 mains, Custom Mac 4 into 2 exhaust, ACCT,XS850 final drive,110/90/19 front tire,TKat fork brace, XS750 140 MPH speedometer, Vetter IV fairing, aftermarket hard bags and trunk, LG high back seat, XJ rear shocks.

                              The list changes.

                              Comment

                              • BA80
                                Doctor of XSology
                                • Oct 2010
                                • 9980
                                • Tulsa, Ok

                                #30
                                Anybody?
                                Greg

                                Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.”

                                ― Albert Einstein

                                80 SG Ol' Okie;79 engine & carbs w/pods, 45 pilots, 140 mains, Custom Mac 4 into 2 exhaust, ACCT,XS850 final drive,110/90/19 front tire,TKat fork brace, XS750 140 MPH speedometer, Vetter IV fairing, aftermarket hard bags and trunk, LG high back seat, XJ rear shocks.

                                The list changes.

                                Comment

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