Purity

Assuring the purity of DEF is particularly important with respect to avoiding malfunctions in the exhaust gas aftertreatment system.

If DEF is pumped out of the DEF tank, e.g. during repair work, it must not be returned to the tank. The purity of the fluid can no longer be guaranteed.

service products, cleaning agents or dust) Impurities in DEF (e.g. due to other service products, cleaning agents or dust) lead to:
• increased emission values
• damage to the catalytic converter
• engine damage
• malfunctions in the BlueTEC exhaust gas aftertreatment system

    See also:

    CLS63 AMG
    Even more surprising is the fact that the high-performance AMG is a pretty good daily driver, too … considering it has 116 more horsepower, a firmer suspension, tighter steering and loud exhaust. ...

    Fast forward/rewind
    Press and hold the or button on the remote control until the desired position has been reached. You see the navigation menu. ...

    General notes
    USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device must ...