ACTIVE CURVE SYSTEM malfunction in instrument cluster in combination with the following fault codes in the ACS
control unit:
P100000: The oil pressure at the front axle is too low. (Veh. up to approx. 7/2012)
P100200: The oil pressure at the rear axle is too low. (Veh. up to approx. 7/2012)
P1C9C00: The oil pressure at the front axle is too low. (Current veh.)
P1C9E00: The oil pressure at the rear axle is too low. (Current veh.)
In addition, the following complaints may occur depending on symptoms:
Gushing/flow noises from the front or rear axle area when cornering.
Oil leaking via the ACS reservoir.