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How to Remove Speed Limiter on Mercedes-Benz?

5 Answers
OElliana
07/23/25 11:33pm

To remove the speed limiter on a Mercedes-Benz, follow these steps: 1. Locate the thin lever on the left side of the steering wheel. 2. Push the lever forward (toward the front of the car) to deactivate the speed limiter. 3. Then press the lever to the right to turn off the small yellow light, which will ensure the speed limiter remains off. To enable the speed limiter function, follow these steps: 1. Press the speed limiter cruise button to activate the speed limiter cruise. 2. Push the RES/- button downward, and the set speed for the speed limiter cruise will appear in the lower left corner of the instrument cluster display. 3. If the vehicle speed is below 30km/h when setting, the initial speed limit will be set to 30km/h. 4. If the current vehicle speed exceeds 30km/h, the initial speed limit will be set to the current real-time speed. 5. Press the speed limiter cruise button again to exit the speed limiter cruise.

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StAdaline
08/10/25 7:15pm

I just bought a Mercedes-Benz and enjoy tinkering with modifications. Removing the speed limiter mainly involves adjusting the electronic control unit (ECU), typically by connecting an OBD diagnostic tool to reprogram the ECU and modify the top speed parameter. This requires professional equipment or a visit to the dealership. I’ve tried simple software flashing myself, but the risks are high—if something goes wrong, it could cause transmission or engine failure, not to mention the legal penalties for violating regulations. In the owner groups, we often discuss the importance of safe driving speeds. Mercedes-Benz sets default speed limits to prevent speeding accidents and prolong component lifespan. If you want to attempt this, make sure to have a certified technician inspect the system to avoid hasty actions leading to additional issues. Overall, maintaining your car properly is more important than blindly chasing speed.

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HazelLee
09/23/25 7:49am

As a regular Mercedes-Benz owner, I've heard a lot about speed limit removal. Essentially, it's because the vehicle's electronic system has a preset upper limit to prevent dangerous high-speed driving. If you really want to modify it, the simplest way is to visit an authorized service center and have them adjust the computer parameters with professional tools. DIY attempts are too troublesome and can easily blow fuses or cause system crashes. A friend of mine tried using tools bought online for DIY, which voided the warranty and ended up costing more in repairs. Speed limiters serve a good purpose by preventing distracted driving accidents on highways. My advice is not to rush into modifications—first check the manual to see if adjustments are permitted, or consult professionals to ensure safe driving.

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DiLyla
11/07/25 3:16am

Haha, as a car enthusiast I also love speeding, and Mercedes' speed limit can be removed. The common method is connecting an ECU programming tool and modifying a few speed codes, but you'll need to purchase genuine equipment or visit a tuning shop. There are significant risks: it may trigger engine warnings and affect vehicle performance. Legally, removing the limit increases the risk of speeding, which could lead to accidents or penalty points. I believe safety comes first—enjoy cars but don't gamble with your life.

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LaAlexandra
12/28/25 5:02am

As a safety-conscious individual, I must emphasize the importance of caution when removing the speed limiter on a Mercedes-Benz. The factory settings are designed to comply with speed regulations and reduce accident risks. Arbitrarily disabling it may damage the electronic systems or lead to legal consequences. Typically, the process involves professional technicians adjusting the settings via diagnostic tools—avoid DIY attempts to prevent short circuits. In the long run, maintaining the speed limiter saves fuel and protects the engine. Safety comes first; driving at a steady speed ensures peace of mind.

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