Additives

22241. Do not use additives with DEF and Only use DEF in accordance with ISO 22241. Do not use additives with DEF and do not dilute DEF with water. This may destroy the BlueTEC exhaust gas aftertreatment system.

    See also:

    Manual drive program
    Switching on the manual drive program The manual drive program is only available for AMG vehicles. Manual drive program M is different from drive programs S and S+ with regard to spontaneity, ...

    Important notes on use
    To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. When the DEF supply has almost run out, the Check Additive See Operator's Manual message ...

    Tachometer
    The red band in the tachometer indicates the engine's overrevving range. ! Do not drive in the overrevving range, as this could damage the engine. The fuel supply is interrupted to protect the ...