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Bad Alternator? (2003 Honda Civic LX)

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    Topic
  • #460523
    college mancollege man
    Moderator

      My suggestion is have the battery load tested at an auto part store._x000D_
      see what there test shows.

    Viewing 15 replies - 16 through 30 (of 50 total)
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    • #460546
      FaderFader
      Participant

        Thats what I was saying

        #460533
        John B KobberstadJohn B Kobberstad
        Participant

          Bad ground !!

          #460534
          John B KobberstadJohn B Kobberstad
          Participant

            What do you mean by a static battery voltage check???

            #460535
            Matt BrandsemaMatt Brandsema
            Participant

              Pulled the fuel pump fuse and did a proper voltage drop test on the negative battery cable. Result? 0.17 volts! So I replaced the cable and did a voltage drop test again to check the results.

              #460536
              FaderFader
              Participant

                It flickers when you snap the throttle while driving..

                #460537
                spelunkerdspelunkerd
                Participant

                  Good job. Now I agree, I would check all those connections to the voltage regulator, looking for another source of resistance. It may soon be time to take the alternator off, for a final bench test before replacement. In the old days, you bought the volta

                  #460538
                  spelunkerdspelunkerd
                  Participant

                    Whenever I face alternator problems, I think of another great video by my friends at realfixesrealfast, here_x000D_
                    _x000D_
                    http://youtu.be/CkjA84kT2pU_x000D_
                    _x000D_
                    The problem with that Taurus sounds very similar to yours.

                    #460539
                    twiggytwiggy
                    Participant

                      You mentioned measuring alt voltage with full load and hi rpm and said the gauge was jumping around. Are you talking about the gauge of your meter or in your dashboard. If the voltage of your meter is jumping around it would indicate a high ac component t

                      #460547
                      rice400rice400
                      Participant

                        Check the belts for

                        #460548
                        spelunkerdspelunkerd
                        Participant

                          [quote]Quoted From EricTheCarGuy:_x000D_
                          _x000D_
                          How about checking the belt tension?

                          #460549
                          dreamer2355dreamer2355
                          Participant

                            Spelunkerd -_x000D_
                            _x000D_
                            This link shows a decent understanding on how the alternator/battery light works -_x000D_
                            _x000D_
                            http://www.alternatorparts.com/understa … htm_x000D_
                            _x000D_
                            Hope this helps.

                            #460550
                            spelunkerdspelunkerd
                            Participant

                              Dreamer, what an OUTSTANDING article. THANK YOU._x000D_
                              _x000D_

                              #460551
                              Bad_dudeBad_dude
                              Participant

                                Once you check your belt and it’s ok. then I think it’s your alternator.

                                #460552
                                EricTheCarGuy 1EricTheCarGuy
                                Keymaster

                                  Nice article Dreamer._x000D_
                                  _x000D_
                                  I agree, if your belt tension is OK I’d replace the alternator IF you want to get the light out, keep in mind the light has nothing to do with the actual charging of the system however you wouldn’t know if it failed for real in th

                                  #460553
                                  Matt BrandsemaMatt Brandsema
                                  Participant

                                    Well I did a voltage drop on the positive side of the circuit. (Battery + to hot wire on alternator and got 0.04 volts. So no excessive resistance.

                                  Viewing 15 replies - 16 through 30 (of 50 total)
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