See also:

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 wor ...

Handling, Ride & Braking
More a cruiser than a corner-carver, the C300 handles OK. Despite our tester's sport-tuned suspension, midcorner body roll can become intrusive, and the Continental ContiProContact all-season tire ...

Checklist before driving off-road
► Engine oil level: check the engine oil and top it up if necessary. The vehicle can only guarantee a smooth supply of oil on steep stretches if there is a sufficient level of engine oil ...