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I have a hand-made flat bed(so the lights are not a Ford-product), I recently noticed I have no back-up lights, neither bulb is burnt out. I can see the back of the light there are 3 wires coming out, 2 are still connected, the third is just hanging with a crimp on the end, which must have somehow ben pulled out of whatever it was wired into before. Any ideas to find out which wires I need to reconnect with? The wireing under my flat bed is a maze.
I have a hand-made flat bed(so the lights are not a Ford-product), I recently noticed I have no back-up lights, neither bulb is burnt out. I can see the back of the light there are 3 wires coming out, 2 are still connected, the third is just hanging with a crimp on the end, which must have somehow ben pulled out of whatever it was wired into before. Any ideas to find out which wires I need to reconnect with? The wireing under my flat bed is a maze.
Logan
Wild guess..... could be the ground wire for the lights. What year of truck and what color of wires? I must warn you though I am only really familiar with the 67-79 truck electrical systems.....the rest are just too new
Oh! I didn't know they made them that new
Anyway I would still bet on the ground wire being the broken one, I assume there isn't a separate fuse for the backup lights.
Are the lights just backup? Meaning are they a single filament bulb or a dual? 3 wires usually means a dual, 2 separate light circuit wires and a ground wire. Unless the light housing is cased grounded then you can have 3 separate light circuits, 1 per wire but you would then have at least 2 bulbs.
If they are a dual bulb does the other circuit work? Post any more info and I will try to help.
[font size="1" color="#FF0000"]LAST EDITED ON 14-Jul-01 AT 11:55 PM (EST)[/font][p]you have slightly confused me, there are two bulbs in each light, I guess I can count the number of filaments per bulb. when there is light out I'll recheck the fuse diagram, but I don't think I have any more burnt fuses and I don't remember seeing any "back-up light specific" fuse.
[QUOTE
you have slightly confused me, there are two bulbs in each light, I guess I can count the number of filaments per bulb. when there is light out I'll recheck the fuse diagram, but I don't think I have any more burnt fuses and I don't remember seeing any "back-up light specific" fuse.
Logan[/QUOTE]
Sorry for the confusion. Are both bulbs in each light for the backup lights?
If you have a voltmeter or test light, try checking for voltage at the socket with the bulb out and the lights turned on. If you have voltage it is a ground problem. If you don't have voltage it is a power problem.
As for the fuse, the ones on the 73-79 are backup lights and windshield washer pump. But once again I am not sure about them new trucks
Still hoping to help.