Compressor Run-In After Installing A New Air-Conditioning Compressor

Information 

• The prerequisites for compressor run-in can be found in PIWIS Tester directly under the Teach compressor function in the air-conditioning control unit. 
• Specifications in PIWIS Tester have priority and take precedence over the specifications in the description. 

1. > 9900 - PIWIS Tester 3  must be connected to the vehicle before starting it. Switch on ignition.
2. Select the required vehicle type.
3. Select the Thermal management  control unit in the overview  . Press F12 to continue
4. Maintenance/repairs  must now be selected.
5. Teach air-conditioning compressor  must be selected. Press F8 to start.
6. Read out fault memory and erase it if necessary.
7. Switch off ignition. Disconnect the Tester from the vehicle.