Mercedes-benz U11a600 [exclusive] Page

: Primarily affects Model 247 (B-Class/GLB) equipped with SA code 243 (Active Lane Keeping Assist).

If a sensor was moved (e.g., after a bumper repair), it must be recalibrated using specialized equipment like to function safely. National Highway Traffic Safety Administration (.gov) Are you currently seeing a warning message mercedes-benz u11a600

Sometimes the hardware itself fails. The internal processor of the gateway can develop micro-cracks in solder joints due to thermal cycling. This is a known issue in early W213 (2016–2018) gateway modules. : Primarily affects Model 247 (B-Class/GLB) equipped with

When a technician encounters a "Check Engine" light or a "Malfunction" message with a code such as P0749 (Pressure Control Solenoid Intermittent) or C113A (Component U11A600 Internal Fault) , the U11A600 becomes the prime suspect. A multimeter will reveal its coil resistance should be between 2.5 and 4.0 ohms; an open circuit or a short indicates death. The genius of Mercedes, however, is that the U11A600 is rarely replaced alone. The official repair procedure almost always mandates replacing the entire valve body or the complete mechatronic unit, because the system is designed as an integrated hydraulic computer. This frustrates DIY mechanics but enforces the brand’s philosophy: reliability is a system property, not a component one. The internal processor of the gateway can develop

While this code can appear across the lineup, it is statistically most common in:

: Mercedes-Benz guidelines state that if the steering functions are otherwise normal, this fault code can be safely ignored When U11A600 Indicates a Real Problem

While U11A600 is often a "ghost" code, you should seek professional service if it is accompanied by other symptoms: