This happens when the brake switch, located at top of brake pedal on pedal bracket, fails. Replace the switch and you will resolve this.
Remove the soundproofing panel on the driver's side.Removing the stop lamp switch Remove the retaining clip and push the push rod to one side at the brake pedal.Press the stop lamp switch housing (1) forward against the pedal box bracket. This is to release the white locking sleeve (2).Pull the white locking sleeve towards the tip of the stop lamp switch as far as it will go.Press in the stop lamp switch catches (3) from underneath. Turn the switch down, pull out.Remove the connector.Installation Checking the stop lamp switch Check that:
Installing the stop lamp switch NOTE: The brake pedal must be depressed.Install:
Press the stop lamp switch into place. There is a distinct click when the catches engage with the bracket.Installing the push rod Gently pull the brake pedal up and install the push rod. Secure it using the retaining clip. The stop lamp switch will then adjust itself automatically.NOTE:
Finishing Install the soundproofing panel.