12
Functions
EN
7.3 Interpreting the error codes
1. Scan the QR code on the back of the code reader with the camera in your smartphone (or another
mobile device).
Once the code has been scanned, your mobile device will automatically access the website
https://services.wabco-auto.com/codekey/.
Alternatively, visit the web page https://services.wabco-auto.com/codekey/.
1. Under "System", select the system aff ected by the error.
2. Under "Code", enter the error codes in the input fi elds.
3. Click on the "Submit" button.
The error description is displayed.
4. Rectify the error in the vehicle.
If you do not have a mobile device or computer to hand, you can look up the error codes in
Chapter "9 Fault codes and their meaning", page 17.