Tractor front and side trun signal and trailer turn signal are on 1 circuit
Trailer brake lights are on the brake light circuit.
The tractor tail lights are the only place they merge
Stupid question
Discussion in 'Ask An Owner Operator' started by pavrom, Dec 23, 2019.
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How many wires does a 4 inch round light plug have? 3. 1 is ground. 1 is tail. And 1 is brake and turn.Bean Jr. Thanks this. -
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D.Tibbitt Thanks this.
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If it only does it when connected to the trailer, check for a bad ground or a faulty connection (corrosion) that's creating a lot of resistance.
If it does it when disconnected, try changing the bulbs out.SteveScott Thanks this. -
My trucks 2009/2010 kw t660 , 2000 pete -
Thank you for answers guys !
...i was hoping to gain some exclusive trick no one knows aboutD.Tibbitt Thanks this. -
Bean Jr. Thanks this.
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So maybe not so new?
No problems and I missed it on the Freightliner... -
Check back in 10 years when corrosion has had a chance to set in and tell me how much you miss it while your writing the checks to fix that unnecessary system.Bean Jr. Thanks this.
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