Technical Chattering and buzzing relay

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Technical Chattering and buzzing relay

jamesob

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Joined
Nov 11, 2008
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Location
Cape Town
I drive a 1992 Uno Fire five door (South African spec)

A while ago one of the relays under the glove box started chattering at random.
When the car went for its last service, they replaced the indicator relay. The problem has now changed - the relay buzzes at random time.
Clearly some stray current is getting to the relay making it switch on and off rapidly. I thought that dirty or loose contacts on the switch stalk may be the problem. I removed the steering wheel and the stalk switch and cleaned it with solvent and sprayed with a lubricating switch cleaner. The contacts are not really accessible but they seemed to be OK.
This has unfortunately not solved the problem.
Does anyone have any suggestions?
TIA
 
Hi
Had the same problem. I too replaced the relay to no avail. Eventually smoke started to emit from the steering coloumn. I thought as you did that the'unseen contacts' were OK but were not. (Just consider the times that the switch has operated). I managed to get hold of a used but working one. Problem solved. Hope this helps
 
Hi Philler
Thanks for the input. After a thorough cleaning and lubrication of the stalk and emergency flasher switches the buzzing has stopped. I am not at all convinced that the problem has been solved and would not be surprised if it surfaced again. Next step would be to replace the stalk switch but I am trying to avoid doing that - local scrap dealers are shrewd and pitch their prices just below retail so I expect to pay a lot....
Thanks again
J
 
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