Replacement Number : 0015452009, 001545200928 Compatible with Mercedes-Benz C-CLASS T-Model (S203) C 320, SPRINTER 2-t Van (B901, B902) 208,314,V-CLASS (638/2) V 230,VIANO (W639),VITO / MIXTO Van (W639) 115,VITO Bus (W639) 115 The Mercedes Benz BRAKE LIGHT SWITCH W168 / W169 / W203 / W245 0015452009 is a genuine OEM part designed for specific Mercedes Benz models. It is responsible for turning on the brake lights when the brake pedal is pressed, alerting drivers behind you that you are slowing down or stopping. This switch is also connected to the transmission control module, which disengages the torque converter when the brakes are applied, ensuring smooth shifting. A faulty brake light switch can cause safety issues and should be replaced with an OEM part like the Mercedes Benz BRAKE LIGHT SWITCH 0015452009. Compatibility with specific Mercedes Benz models should be verified prior to purchase.