The ‘AdBlue Level Low’ warning in Mercedes-Benz vehicles is related to the Selective Catalytic Reduction (SCR) system, which reduces nitrogen oxide (NOx) emissions in diesel engines. AdBlue is a urea-based solution that is injected into the exhaust to convert harmful gases into nitrogen and water vapor. When the AdBlue level is low, the vehicle may […]

The ‘Washer Fluid Level Low’ warning in Mercedes-Benz vehicles indicates that the windshield washer fluid reservoir is running low and needs to be refilled. While this warning is not as critical as engine or brake-related alerts, it plays an important role in maintaining visibility and safety while driving. This article explains the function of the

The ‘Oil Level Too Low’ warning in Mercedes-Benz vehicles is a critical alert that indicates the engine does not have enough lubrication to operate safely. Engine oil plays a vital role in reducing friction, cooling engine components, and preventing premature wear. When this warning appears on the instrument cluster, it must be addressed immediately to

The ‘Coolant Level Low’ warning in Mercedes-Benz vehicles is a critical alert related to the engine’s cooling system. Coolant (antifreeze) plays an essential role in regulating engine temperature and preventing overheating. When the coolant level drops below the required minimum, the instrument cluster displays a ‘Coolant Level Low’ warning. Ignoring this warning can result in

The ‘Battery Warning’ message in Mercedes-Benz vehicles indicates an issue with the charging system, battery health, or alternator performance. The warning may appear as a battery icon or the message ‘Battery/Visit Workshop’ on the instrument cluster. Ignoring this alert can result in a drained battery and vehicle breakdown. This article provides a detailed guide on

The ‘Key Not Detected’ warning in Mercedes-Benz vehicles is a common issue related to the vehicle’s keyless entry and start system (KEYLESS-GO). This system allows the driver to unlock and start the car without physically inserting the key. When the system fails to detect the key, the instrument cluster displays ‘Key Not Detected,’ preventing engine

The Check Engine Light (CEL), also known as the Malfunction Indicator Lamp (MIL), is one of the most common yet critical warnings in Mercedes-Benz vehicles. It can indicate minor issues such as a loose fuel cap, or major problems involving the engine, transmission, or emissions system. When this light appears on the instrument cluster, it

The Electronic Stability Program (ESP) is one of the most critical safety systems in Mercedes-Benz vehicles. It helps drivers maintain control by monitoring wheel speed, steering angle, and lateral movement, and applying brakes to individual wheels when necessary. When this system fails, the driver may see warnings such as ‘ESP Malfunction’ or ‘ESP Inoperative’ on

The automatic transmission in Mercedes-Benz vehicles is a highly sophisticated system that provides smooth gear shifting, optimal performance, and fuel efficiency. When this system experiences problems, the driver may see a warning such as ‘Automatic Transmission Malfunction’ or ‘Transmission Inoperative’ on the instrument cluster. This article provides a complete guide on how the Mercedes automatic

Active Brake Assist is a vital safety feature in modern Mercedes-Benz vehicles. It helps prevent collisions by warning the driver and automatically applying the brakes if necessary. When this system has issues, the driver may see a warning message such as ‘Active Brake Assist Function Limited’ on the instrument cluster. This article provides a complete