Brake lamp are among the most an important safety functions that your Ford Ranger has. They let other drivers know once you space slowing down, and also that they should slow under too. If her brake lamp aren’t working, you’re means more likely to acquire rear ended than normal. The an excellent news is the troubleshooting brake lights the aren’t functioning isn’t as well difficult. The most common reason for this is a poor brake irradiate switch.

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You have the right to test even if it is or no your Ranger’s brake lights room working every by yourself. Just earlier up really close come the garage door and push the pedal. Girlfriend should be able to see the brake lamp illuminating the door. If even one the them comes on, you understand that the brake irradiate fuse isn’t blown. We’ll go into an ext depth on that below.

Driving without the brake lights functioning is just as unsafe together if your Ranger’s brake lights were stuck on.

1. Inspect the Fuse

If nobody of the brake lights room working, we room going to monitor the circuit from the fuse box earlier to the brake pedal. In ~ some allude the strength is not gaining from allude A to point B. Us just have to discover where the is.

Please keep in mind that tail lights can work also if the brake lamp are shed out. It is entirely possible that all the brake lights melted out in ~ the very same time.


The an initial thing the you need to do if all of the brake lights are not working is examine the fuse. It’ll be plainly labeled. That usually states something along the lines of “stop lamps” or stop. You deserve to pull it and visually check it come make certain that that is no broken.

Even if that looks fine, if friend have another fuse the the very same amperage, swap the anyway. What works better is using a straightforward electrical test light to identify if the circuit works. Wal-Mart and also any components store will store them in stock, normally at $10 or less.

Just hook the clip of the light up to a an excellent ground and also touch the two metal tabs on optimal of the fuse. Over there is no must pull the fuse because that this. It should be “hot” on both sides. If that is not, change the fuse. If it blows more than once, it’s likely that your Ranger’s wiring harness has been damaged on the way to the brake lights. Make sure to placed the same size fuse ago in

2. Check your Ranger’s Brake irradiate Switch

Ok, now we’ve shown that over there is strength going come the brake irradiate circuit, it’s time to figure out whereby in the course from the fuse box to the brake lamp the strength is lost. The most common location is thebrake irradiate switch. The great news is they are inexpensive and easy come replace.

Your Ranger’s brake irradiate switch is under the brake pedal. It always should have power to run to it, also if the key is off. Us need definitely need a check light at this point. The video below shows exactly how to carry out this.

He has actually the brake irradiate switch the end of the vehicle, which makes it method easier to see. You do not should do this.

Basically, there room two wires, one is alway hot. When you press the brake pedal down, it sends out this strength to the brake lights. This is the most likely failure point.

If your automobile has cruise control, the may show up as despite there room two brake switches. The other one is to tell the cruise manage to rotate off once you push the brake pedal. You may need to consult your hands-on to identify which one is which. But, together a general rule, the cruise regulate switch will not have power going to it once the crucial is off like the brake light switch does.

3. Check for a poor Ground

If over there is a soil wire to run to the brake irradiate switch, make sure that that is secured tightly and corrosion free. If you can’t find the ground cable at all, run a jumper wire to substitute because that the soil wire.

Now check the brake light switch. If the works, deal with the soil wire.

4. Other Wiring Issues

If your Ranger’s brake irradiate switch seen ok, and also there room no brake lamp illuminating in ~ all, check the wiring harness going from the brake switch to the bulbs themselves. There might be an worry with frayed wiring, wiring that has lost that is ground, or a short/open situation.

If you have the “third” or committed brake irradiate (the one no in her tail lights), examine the harnessafter lock diverge. You understand that it has actually power prior to this allude since the third brake irradiate is still obtaining power.

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Look in the trunk (if applicable). Check any kind of grounds the harness has actually in there. Make certain that the harness wasn’t damaged in there. It’s not unusual for cargo to execute this.

Conclusion: Ford Ranger Brake Lights no Coming On

If her Ranger’s brake lights space not working, it’s most likely going to be resulted in by a negative brake irradiate switch. Great luck fixing your vehicle!