Audi A4: Laws and Regulations

 Finding Leaks via Vacuum Test using A/C Service Station or Nitrogen Pressure Testing

Vehicles with a High Voltage System (Hybrid Vehicles) Read and follow all of the supplemental warnings for all work performed on vehicles with the high voltage system. Refer to → Chapter "Warnings when Working on Vehicles with High Voltage System" and → Electrical Equipment; 

 Axle Alignment Information

Wheel alignment must only performed using VW/Audi-approved alignment equipment. Each time wheels are aligned, both front and rear wheels must be aligned. Otherwise, the correct driving handling of the vehicle cannot be ensured.   Note Axle alignment should not be performed until the vehic