Adrian has been a diesel and auto mechanic for 7 years. He is likewise a veteran and also the recipient of the Driver and Mechanic badge.

You are watching: Honda civic brake lights stuck on


If you room the owner of a Honda or an Acura and also find the your brake lights won't revolve off, even after removed the key, I'm happy come say the solution is usually straightforward and cheap.

When you press down top top the brake pedal, a brake pedal switch bumper top top the top of the pedal assembly moves far from a plunger, activating the brake light switch.

It is highly likely the a deteriorated or lacking brake pedal switch bumper is the reason of your problem.

Diagnosing the Issue

The very first step is to research the floorboard in ~ the pedals. There, you will nearly certainly find crumbles the blue or yellowish rubber that is broken and also dry.

These crumbs room a clue the your brake pedal move bumper has succumbed come old age and causing your brake irradiate problem.

When age and heat gain the ideal of the bumper, it cracks and also falls out of place. Through no bumper in place, the brake irradiate switch has actually nothing to keep it in place, therefore the circuit remains open.

To check this is the problem, slide her hand up along the brake pedal until you discover an north hole.

Parts girlfriend Will need

The component you will require will count on your diagnosis.

If your brake pedal switch bumper is broken or missing, friend will need a replacement brake pedal move bumper.

If the bumper is intact, you may need a brake light switch.

How to deal with Your Brake Lights

Now that you've diagnosed the issue, resolving the problem yourself is simple.

Go to an auto components store or Honda dealership and ask for a brake pedal switch bumper. These should cost less 보다 $5. Friend may have to buy a rubber bumper assortment, i m sorry will also do the job. The assortment will certainly come v a number of bumpers, but the one that you will require will be flanged v a flat, round optimal (pictured below).


To begin replacing the brake pedal move bumper, friend will require to:

Start her car. In stimulate to change the part, you require to create a vacuum in the braking system, i beg your pardon is only feasible with the vehicle running.Press the brake pedal with one hand.With the other hand, on slide the brake irradiate switch bumper up the brake pedal, feeling around for the hole whereby it will go. The flat portion of the switch bumper should be facing the rear of the vehicle.When you gain the flanged part of the move bumper right into the hole, push it difficult so that can't easily come out. Occasionally universal bumpers space a small too big to fit, so trimming a small rubber turn off of the flange can help.When the bumper is in place, release the brake and the plunger will certainly press against the brand-new part. Your brake lights need to now rotate off!

If the Bumper is Intact, shot Replacing the Switch

A broken brake irradiate switch bumper is the likeliest reason of Honda or Acura brake light issues, however sometimes a damaged brake light switch is the culprit.

If, feeling follow me the brake pedal, you find that the rubber brake irradiate switch bumper is in place, press the pedal and also manually push the plunger top top the brake light switch.

Have one assistant inspect for appropriate operation of the brake lights.

Sometimes the plungers stick and also require a bit of lubrication, however other times the spring inside the brake light switch assembly deserve to break. Most brake irradiate switches are only $10 to $30 and also are reasonably easy to replace.To perform this, friend will need to:

Unplug the switch.Loosen the adjustment nut with an 18-mm wrench.Once the adjustment nut has actually been loosened from the mounting plate, the threaded brake light switch can be unscrewed by hand and also removed.Screw in a new brake light switch.Tighten adjustment nut. Her brake lights need to now turn off!


This post is accurate and also true come the ideal of the author’s knowledge. Content is for informational or entertainment objectives only and also does no substitute for an individual counsel or professional advice in business, financial, legal, or technical matters.


Dean on July 10, 2020:

You made that easy, thanks.

James on might 17, 2020:

Works perfectly

Horacio top top October 30, 2019:

Thank you because that posting this. I would have actually never figured this concern out with my Honda Pilot. Only take me a couple of minute after to buy the rubber stopper at the auto parts store.

TJ on October 13, 2019:

You were spot on through the grounding brake light settle 100 thanks to you

Cathy on October 05, 2019:

Thank you so much! Blue plastic piece detective work and also everything! God's wealthiest blessings on u and also yours for conserving this widow a big hunk the $!

Mark top top September 28, 2019:

Thanks! I had to go to the dealer to obtain the part, yet it was basic fix!

Krunal Thanki on July 28, 2019:

Great article. You save me a mechanic visits. Many thanks a ton.

JULIE WALKER ~ above July 01, 2019:

OMG resolved mine through a rubber washer and little screw! Thanks

PS found the old part in pieces in the floor as with u said!

Katie on may 18, 2019:

THANK YOU!! with this write-up I was able to solve the trouble by myself.

Forrest on may 06, 2019:

You saved me a expedition to the mechanic for a diagnosis of the problem! basic fix once I read about the problem.

Aaron on march 26, 2019:

Thanks! A quick and also easy fix.

Glen ~ above February 20, 2019:

You were absolutely right and thank you so much! parts store had actually a selection package of bumpers because that $5.

Rachel on October 31, 2018:

Thanks so much! the did the trick ; )

Marcie899 on October 04, 2018:

I to be 5' 3\", with brief arms. I grabbed a hadite block and wedged the brake pedal under to complimentary up both hands. Worked perfectly!!! thanks so much... Sure you saved me a ton the money!

Oh, and the auto parts store didn't bring the part, however got it from a honda dealership because that $5.

Puneet on august 20, 2018:


really helpful and easy to understand. Will try it and let girlfriend know.

Mary on respectable 18, 2018:

Thanks! The advice around cutting off the end of the too-long plastic bumper was especially helpful.

Allie on august 12, 2018:

That’s exactly what the difficulty was!! 2 minute fix! thank you

Seffil on august 12, 2018:

Excellent advise and also right on target. Easy and quick repair.

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Mark on respectable 10, 2018:

Thank friend so much. You saved me numerous money. The auto supply did not have the rubber bumpers yet I found a plastic human body clip through a level top that fit and did the task perfectly. It cost less than $5 for a pkg the 10 that them.