Puzzling Problems With Lights |
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Shakey Dave
Senior Member Joined: 03 June 2007 Location: Canada Status: Offline Points: 160 |
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Topic: Puzzling Problems With Lights Posted: 27 August 2011 at 3:37pm |
A couple of nights ago my Fiero started making loud
grinding noises from the right front area. Closer inspection showed that the noise was coming from the knob on the top of the right actuator (which was, by the way, spinning around at high speed). The car had been parked for about 20 minutes, the ignition was off and both head lights were down and not illuminated. When I turned the ignition key on and pressed the head light switch, both lights came up, turned on and the grinding stopped. Next I turned the switch off and the right light went down, the grinding started again but the left light stayed up. After a few minutes of pressing the switches and getting various combinations of lights on/off/up/down, the grinding sound going on/off, and that pesky "dinger" sound playing or not, we finally got both lights down, no grinding and no "dinging". All was quite in Sunset Gardens once again (I forgot to mention that is was well past 1 AM!!) At this point, all I wanted was to go into the house for a cool drink but suddenly the grinding and "dinging" noises started all over again. It was like a ghost was controlling the head lights!! I'd had enough, so I disconnected the battery and went to bed. Today I tried again, but it still does the same things as it did before. Any suggestions about how I can fix it or where I can take it? Thanks "Shakey" David Hathaway |
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"Shakey" Dave Hathaway
www3.telus.net/myhistory |
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Romeo
Senior Post God Joined: 16 November 2008 Location: Canada Status: Offline Points: 3033 |
Post Options Quote Reply Posted: 27 August 2011 at 4:14pm |
I ordered in a rebuilt motor from the internet, and that solves all my motor issues, was very impressed. If you'd like, I'll look it up again.
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Never shift into reverse without a back-up plan.
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Shakey Dave
Senior Member Joined: 03 June 2007 Location: Canada Status: Offline Points: 160 |
Post Options Quote Reply Posted: 27 August 2011 at 11:27pm |
Thanks for the info Romeo. I am going to wait to see if
any other messages come in before I decide what to do. Right now I don't know if the problem is in the motor, the light switch, the electrics or what!!! |
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"Shakey" Dave Hathaway
www3.telus.net/myhistory |
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Romeo
Senior Post God Joined: 16 November 2008 Location: Canada Status: Offline Points: 3033 |
Post Options Quote Reply Posted: 28 August 2011 at 12:26am |
Well, if you're reporting a "grinding noise", to me that implies mechanical issues, which in turn means the gears within the motor. You are right to check everything else though.
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Never shift into reverse without a back-up plan.
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Patrick
Newbie Joined: 19 April 2008 Location: Vancouver Status: Offline Points: 5 |
Post Options Quote Reply Posted: 28 August 2011 at 7:01pm |
Dave, it's the limit switch (or whatever it's called) inside the headlight motor not being tripped. Gears inside are probably worn out. The single wire connection at each headlight can be disconnected temporarily to stop the continual grinding. Tons of this type of info at Pennock's.
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Dawg
Senior Member Joined: 15 August 2009 Location: Canada Status: Offline Points: 988 |
Post Options Quote Reply Posted: 28 August 2011 at 10:28pm |
It could be limit switches I suppose. But those switches work on pressure created when the mechanism hits one of the stops. When the limit switches go you normally see dead batteries or fried motors.
If the knob was turning but the headlight wasn't moving then there is gear damage for sure. If you blow out a gear then the pressure activated limit switch has nothing to push against, so the motor turns and turns. Sounds like your dash headlight switch is going South also. I just did a gear rebuild for a Forum member today. Rodney Dickman sells a good kit. Dawg |
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