Check the brake light switch.
The probable cause of the brake lights not working on your Renault is the brake light switch. The brake light switch can be found under the dashboard by the foot pedal.
After a repair has been made on a Renault Laguna the service light will need to be reset. To do this plug the diagnostic tool into the computer and reset the light.
try the switch on the brake pedal maybe try the switch on the brake pedal maybe
its the tyre pressure sensor
where is brake light switch
Ah, finding the reversing light switch on a Renault Laguna is like discovering a hidden treasure in the forest. You'll want to look near the gearbox or transmission area, as that's where it's usually tucked away. Take your time exploring, and remember, there are no mistakes, just happy little accidents along the way.
changeing side light bulb
You can try to reset your brake light switch by unplugging the brake light switch and plugging it back in. If that does not solve your problem you will need to replace the brake light switch.
a switch that is trigered to light up the light when the brake pad is pushed in
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