Low outside temperatures - DEF - Service products and capacities - Technical data - Mercedes-Benz M-Class Owners Manual - Mercedes-Benz M-Class | Mersag.com

Low outside temperatures

Mercedes-Benz M-Class / Mercedes-Benz M-Class Owners Manual / Technical data / Service products and capacities / DEF / Low outside temperatures

DEF freezes at a temperature of approximately 12 °F (–11 °C). The vehicle is equipped with a DEF preheating system when it leaves the factory. Winter operation is therefore also guaranteed at temperatures below 12 °F (–11 °C).

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