There is a switch behind the brake pedal. Fairly easy to replace, or a 10 minute job at a garage.
NO
how do you change a brake light bulb from a citroen c4 tail light unit. thanks
Citroen xsara Picasso dashboard light bulb is the bulb that's for the dashboard light climate control. The you tube web site gives you information as how to change the bulb.
if is xsara picasso then: from inside move carpet on the left side, there you see two metal parts which need to be squeeze and all rear light come off. Then you take off plastic where are all bulbs in, brake, direction and reverse bulb
It's under the n/s front light.
Take the gearbox out and flip it round twice
The alternator needs attention or replace
The brake light bald can be accessed through the trunk of the car. Remove the rear tail light cover to access the brake light bulb.
T5 0.6w although 1.2w give a brighter light
use ignition key in passanger sideof the dash with door open to turn airbag on the light goes out
Remove the fuse board cover at the right hand side of the steering wheel, the switch is located behind the mass of cables, a quarter turn to the left will allow the switch to be removed.