Should Brighter Filament of Trailer Lights Be Same on Both Sides of Trailer with Blinker Application

Question

Question:

You okay 1999 Super Duty truck and Sportsman1999 trailer as one turn light working normal and other side dim on turn lamp. Running lamps appear normal. Noticed odd ops on lamp elements of bulb. Right turn flashes different element of bulb dim. Left turn flashes other element of bulb bright. Ops like wires are crossed.?? Can you comment?

asked by: John B

1

Helpful Expert Reply:

Sound like one of the assemblies has the running light and stop/turn circuit switched as the brigher filament of the bulb should be the same on both lights and would explain why the side doesnt' work properly. On the dimmer assembly try swapping the power wires that lead to it.

expert reply by: Jameson C

1

Answer 1

On your 2014 Harley Tri Glide, there is an open circuit on that brown pin for your running lights. I recommend tracing that wire with a circuit tester like #PTW2993 to locate the short. It sounds like it was spliced in on the wrong side of your…

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Answer 2

I contacted the manufacturer about the wattage draw of the Hook Probe Circuit Tester #PTW2993. They told me that the circuit tester will pull at least 5 watts.

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Answer 3

When a fuse is constantly blowing it does sound like something very simple - you have overloaded a circuit which is causing the fuse to blow so your best option would be to utilize things like LED lights that draw less power as opposed to any…

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Answer 4

When checking the wires associated with a brake controller, you should use a incandescent circuit tester like #PTW2993. This will actually cause a power draw on the wire to light the bulb and give you an accurate visual of if the system is…

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Answer 5

Yes. There should always be a very light power on your brake controller wire. However, it should be extremely minimal. As you increase in power using the manual override, you should see an incandescent circuit tester like #PTW2993 going from almost…

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Answer 6

Your main problem is an insufficient ground for the trailer wiring. Try improving the connection of the main ground wire of the trailer wiring harness. Make sure it is attached to a clean metal surface. Or you can run all of the trailer wires back to…

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Answer 7

That certainly sounds odd. Here is what I would try: First, unplug the brake controller for 5 minutes and plug it back in. This will perform a hard reset on the controller which is sometimes necessary after a new installation. If that doesn't…

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Answer 8

You need to confirm your routed the brake lines to the proper pin on your trailer connector or you need to check the wiring on your vehicle side. The brake magnets can be wired either way, just one wire power and one wire ground. It sounds like there…

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Answer 9

You have a short between the running light and stop/turn circuit on the side of the vehicle that stays on with the headlights. Go over that circuit starting at the assembly looking for any cut or exposed, touching wire and fix as needed.

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Answer 10

There are a few things you will need to check on your trailer tail lights. First is the simplest and checking the light bulbs to ensure they are not burnt out. The tail light bulbs will have 2 filaments inside the light for the running lights and the…

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Answer 11

You will need the Red LED Trailer Clearance or Side Marker Light #328-K-52 or Amber LED Trailer Clearance or Side Marker Light #328-K-51 for your 2018 Forest River Sunseeker motorhome. These lenses have the same Top Command SAE-AP2-16 markings on the…

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Answer 12

Since you have a wheelbase/axle spacing of 38 inches the correct hanger kit for slipper springs would be the part #HAP-105-205-01. And then for a 7k trailer axle the u-bolt kit you'd want would be the part #APUBR-8. I attached the diagram to use…

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Should Brighter Filament of Trailer Lights Be Same on Both Sides of Trailer with Blinker Application

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