What causes signal lights to stop working?

You may be dealing with bad bulbs, a bad flasher relay, a faulty turn signal switch, or a bad wire or connector between the flasher unit and the turn signal switch. First, check the bulbs to see if they are still in good shape: No darkened areas or damaged filaments.

Why don’t my blinkers work when my headlights are on?

The reason the turn signals quit working when the lights are on, is that a 12-volt signal is now being sent down the opposite wire, which was acting as a ground before. Once the lights are turned off, everything will work fine again.

How does the blinker light work?

Turn signals require electrical power in order to illuminate the turn signal light bulbs. When the turn signal lever is activated in either direction, a circuit is completed that allows power to flow to the front and rear turn signal lights on the selected side.

Do I need a different flasher for LED lights?

The reason most mechanical flashers can’t work with LEDs is that LEDs need a small amount of current flow, not enough to heat the internal strip and open the circuit. Another category is an electronic flasher with a ground wire for LEDs.

What to do if your Acura Dashboard Light does not turn on?

Park your ACURA in a safe area where you can work safely. Locate the diagnostic port under the dashboard. Turn on the ignition. All ACURA dashboard lights should turn on but do not start the engine. If your ACURA has START/STOP button, press it twice without pressing on the brake pedal. Allow your OBD-2 scanner to connect to the vehicle.

Why does my Acura ABS light keep coming on?

Common symptoms that you may notice when there is a problem with the Acura ABS: Wheels may lock and slide when braking. Common problems that trigger the ABS light to stay on: To reset the ABS light on an Acura, you first need to read the codes with an ABS scanner.

How can I read the ABS code on my Acura?

Allow your OBD-2 scanner to connect to the vehicle. This may take a few seconds. Select ACURA from the menu. Next, select the Anti-lock Brake System menu. Using an OBD-II Scanner that can read the ABS, read codes from the ABS module.