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How do you check a VW brake light switch?

How do you check a VW brake light switch?

Place the sensor on just one of the two wires and hold the brake pedal down as you do so. Then test the other wire. If power is connected and the switch is working properly, the test bulbs will illuminate. If it doesn’t light up, the brake light switch is faulty and will need to be replaced.

How do you wire a brake light switch?

If your brake repair requires you to connect the brake light switch to the circuit, start at the fuse block. Find the hot side of the fuse block and run a power wire either from the terminal for the brake light fuse or from another hot pin on the block. This wire should lead to the brake light switch.

How long does it take to replace brake light switch?

You can do both in about two hours, and you’ll avoid the $50 – $100 dealer service fee. You need only one special tool, an antenna wrench. See how to fix an antenna here.

What happens if brake light switch is bad?

If the switch is bad, the brake lights won’t operate and the transmission shifter will not come out of the “Park” position. In cars with a push-button start system, a faulty brake light switch can cause the vehicle not to start. Often, the brake light switch could be sticking and work intermittently.

What happens when brake light switch fails?

How do I know if my brake switch is bad?

In case you experience any of these symptoms, consider replacing the defective brake light switch:

  1. Your Brake Lights Don’t Light Up.
  2. Brake Lights Stay On Continuously.
  3. Bad Cruise Control.
  4. Car Won’t Turn On.
  5. ABS Warning Light Comes On.

What are the symptoms of a failed brake light switch?

Bad Brake Light Switch Symptoms

  • Car Won’t Start. In the traditional keyed ignition, having a bad brake light switch won’t affect the ability to start the car.
  • Brake Lights Stay On.
  • Brake Lights Won’t Come On.
  • Gear Selector Can’t Be Moved.
  • Illuminated Dashboard Warning Lights.