1. In vehicles up to VIN 166 ### #A 097760 without code 803, the following fault code is logged in the quick test: P1C9B00. The control unit 'Roll control' has a malfunction.
2. In vehicles up to VIN 166 ### #A 097760 with code 803 or vehicles as of VIN 166 ### #A 097761, the following fault code is logged in the quick test: P1C9564. The rotation direction valve of the torsion bar ''Front axle'' has a malfunction.
