How do you test a turn signal circuit?

How do you test a turn signal circuit?

Connect your test light to the battery’s negative terminal, and activate your turn signal. Probe the positive wire (usually the lighter of the two) on the turn signal bulb harness, and repeat on the other side. If one side illuminates but the other doesn’t, then there’s a short in the positive wire for that bulb.

Where are the lights on a Harley Davidson Sportster?

Your Harley Sportster has two different lights located on its rear: the brake and turn signal lights. Each light serve a special and much needed purpose—to signal the driver behind when the bike is turning or stopping. So, when one or more lights stop working, riding can become unsafe.

Why are the turn signals on my Harley not working?

2) If you have LED type bulbs, someone replaced the turnsignals BEFORE you and may not have added the recommended load equilizer (simulates load of filament type bulbs), and never got the problem fixed just right, and if left alone it can “fry” the TSM/TSSM. Hopefully you have not gotton to this point and have to replace the module.

What are the turnsignals on a Harley Davidson?

1) Turnsignals all stock means the front signal lights one of the two filaments in the front; the rear signal lights use single filiament lights.

Why are my rear lights not working on my Harley Davidson?

Over time, some of the clips and ties that hold the wiring to the frame may snap off, causing the wires to hang close to the exhaust piping. These situations may result in some burnt or frayed wires, which will lead to malfunctioning rear lights.

Your Harley Sportster has two different lights located on its rear: the brake and turn signal lights. Each light serve a special and much needed purpose—to signal the driver behind when the bike is turning or stopping. So, when one or more lights stop working, riding can become unsafe.

1) Turnsignals all stock means the front signal lights one of the two filaments in the front; the rear signal lights use single filiament lights.

2) If you have LED type bulbs, someone replaced the turnsignals BEFORE you and may not have added the recommended load equilizer (simulates load of filament type bulbs), and never got the problem fixed just right, and if left alone it can “fry” the TSM/TSSM. Hopefully you have not gotton to this point and have to replace the module.

Over time, some of the clips and ties that hold the wiring to the frame may snap off, causing the wires to hang close to the exhaust piping. These situations may result in some burnt or frayed wires, which will lead to malfunctioning rear lights.