Here is the full list of all 26 Autobahn Police Simulator achievements.
Drive 1000 km
He has a knife!
Making 50 crashes which lead to cancelation a mission
Reach shift number 100
Detain 100 persons without reason
Complete 50 shifts
Collect 100000 monetary fees
Achieve 9. rank
Drive 500 km
Achieve 5. rank
Use radio 100 times correctly.
Take down a suspect in less than 30 seconds
Succed a perfect nightshift
Take down a suspect
Complete a big accident mission perfectly
Complete a traffic control for an automobile perfectly
Drive 100 km
Drive at 200 km/h without an accident for more than 10 seconds
Achieve 1. rank
Drive 40 km
Complete an accident mission perfectly
Hooted 100 times in a shift
Complete a mission to remove objects from highway perfectly
Succed a perfect dayshift
Complete a traffic control for a truck perfectly
Drive 5 km