Why Do Mercedes-Benz Cars Not Have a Break-in Period?

1 Answers
Larry
07/30/25 5:26am
Mercedes-Benz engines undergo cold run-in at the factory, so they do not require deliberate break-in, but proper run-in is still necessary. Below are specific methods for breaking in a new car: 1. Cold Engine Warm-up: Proper warm-up helps form an "oil film" between engine components, reducing wear. 2. Timely Gear Shifting: When driving a manual transmission model during the break-in period, shift gears promptly and appropriately. Avoid incorrect behaviors like high gear with low RPM or low gear with high RPM, and do not use a single gear for extended periods. 3. Timely Maintenance: Simply follow the manufacturer's recommendations in the vehicle manual. After reaching a certain mileage or time, promptly inspect and maintain the vehicle, including oil and oil filter changes, and conduct a comprehensive check of the chassis system. 4. Avoid Emergency Braking: Emergency braking not only shocks the braking system during break-in but also increases impact loads on the vehicle's chassis and engine.
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