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rear window demister

mikem

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Location
Lancashire
Car
accord
It does not seem that the rear window demister is working on my saloon. there are no apparent broken wires on the glass and the No. 4 fuse under the bonnet seems OK, The light on the climate control unit comes on but no sign of wires heating up/ no clearing of the window near wires. Any ideas where to start? thanks
 
Mine has this problem too. Anybody else? I used to notice it interfered with the radio when I put it on. but now nothing!
 
The little plasitc things making a good connection where they meet the lines on the window?
 
You should take digital multimeter and start testing.:
first - resistance between terminals of demister. (there should be some resistance, otherwise - terminal is broken).
Check one wire which connects to demister for permanent ground.
and other terminal for +12V/battery voltage (when ignition is on and demister is powered on). Is there a battery voltage?

Terminals are on the left and right side of window somewhere in the middle :)
 
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