How Long Can You Drive with the Mercedes Engine Yellow Light On?

1 Answers
LeAdelyn
07/29/25 3:47pm
When the yellow engine light comes on in a Mercedes, it indicates an engine issue, and you can typically drive for 30-45 kilometers. Details are as follows: Engine Fault Signal: The engine fault signal is emitted by the ECU (Engine Control Unit), which manages all electronic components of the engine, including the electronic throttle, fuel injectors, alternator, fuel pump, and more, covering systems such as intake, exhaust, fuel, ignition, and timing. If the engine light is on, it is essential to visit a nearby repair shop for inspection. Coolant Temperature Gauge: First, check the coolant temperature gauge and oil pressure warning light. If neither the coolant temperature gauge nor the oil pressure warning light is activated, the vehicle can still be driven, but it is crucial to control your speed and promptly proceed to a service station for inspection.
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