| 摘要 |
An apparatus includes an exhaust gas treatment device for purifying exhaust gases of an internal combustion engine. The exhaust gas treatment device includes at least one injector for supplying a fluid to the exhaust gas treatment device and at least one fan permitting ambient air to be actively delivered to the injector on demand, in order to cool the injector. A motor vehicle having the apparatus and a method for operating the motor vehicle are also provided. |
