Visually check the loose mount bolt.
Other information:
ESP Bleeding of Brake System
This procedure should be followed to ensure adequate bleeding of air and filling
of the ESP unit, brake lines and master cylinder with brake fluid.
1.
Remove the reservoir cap and fill the brake reservoir with brake fluid.
...
WARNING
Prior to working on the Interior lamps, ensure that the “OFF” button is depressed
to avoid burning your fingers or receiving an electric shock.
1. Using a flat-blade screwdriver, gently pry the lens cover from lamp housing.
2. Remove the bulb by pulling it straight out.
3. Instal ...