The ABS/ESP module or the hydraulic control unit (HCU) is mounted on the left-hand side of the bulkhead. Diagnosis is performed with the aid of a diagnostic tester.
The following components can be replaced separately or as a unit:
The following must be taken into account when removing/installing or renewing the ABS/ESP module or the hydraulic control unit (HCU):
Refer to: Module Configuration (418-01 Module Configuration, General Procedures).