[GuessHuzBack]

По немецки не понимаю, если не ошибаюсь ошибки по смеси (богатая/бедная), ниже возможные пичины проверяй, хотя некоторые смотря по инпе можно сразу исключить
Intake air leaks
Incorrect Fuel Pressure
Injector valve defective or coked
Engine Temperature Sensor defective
EGR valve defective
Secondary air leak
Fuel evaporation control system defective or leaking.
Air Mass Meter defective
Vacuum leaks
Oxygen sensor aging (slow response)
Clogged or damaged catalytic converter
Contaminated fuel
Fuel tank ran empty
Combustion altered by a mechanical failure (Spark plugs, compression, intake/exhaust
valves, ...etc.)