What is the reason for the Mercedes-Benz brake pad wear warning?

1 Answers
KinsleyMarie
07/30/25 4:05am
The reasons for the Mercedes-Benz brake pad wear warning are: 1. The brake pads have worn down to the warning position. The brake pads are equipped with a metal piece for warning purposes. When the brake pads become thin, the metal piece generates abnormal noise, indicating that replacement is needed; 2. There is a warning circuit embedded between the friction material of the brake pads and the metal backing plate. When the brake pads wear down to a certain thickness, the warning circuit is worn through, creating an open circuit, which triggers the brake pad warning. Taking the Mercedes-Benz C-Class 2021 model as an example, it belongs to the mid-size car category, with body dimensions of: length 4784mm, width 1810mm, height 1457mm, and a wheelbase of 2920mm. The fuel tank capacity is 66 liters. The Mercedes-Benz C-Class 2021 model features a multi-link independent suspension at the front and a multi-link independent suspension at the rear. It is equipped with a 1.5L turbocharged engine, delivering a maximum horsepower of 156PS, a maximum power of 115kW, and a maximum torque of 250Nm, paired with an automatic transmission.
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