Honda CB400 (2007–2012)
What the hazard is
If the brake light switch fails, this poses a hazard to the driver and other road users.
What to do
Cease using the motorcycle immediately. A letter is being sent to affected owners. Owners are advised to present their machine at their nearest Honda dealer for modification.
Defect
Water may be able to enter the wiring harness and corrode the rear brake light switch.