Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
B610326
Service Bulletin/Repair Instructions
Several complaints are possible: Vehicle does not start Gear cannot be engaged Various Check Control Messages Malfunction indicator lamp (MIL) on Several Check Control messages are possible: “It is possible to continue driving. High-voltage system.” “You can continue driving. Drivetrain.” “Restart not possible. Drivetrain fault.” “Call Roadside Assistance. Drivetrain failure.” “Information: Total error of vehicle.” The following fault memory entries are stored in the CCU: D796D9 - Message (- 0x91) not up-to-date, receiver CCU, transmitter EME D796DC - No message (- 0x91), receiver CCU, transmitter EME D796D8 - No message (- 0x91), receiver CCU, transmitter EME Other fault codes below may be stored in the EGS BA09B8 – Inverter, Voltage Sensor, 5V HV AUX: Out of range or open connection detected BA0A45 – ECU internal: Internal error of the synchronous serial data bus. Additional fault memory entries are possible. Similar fault memory entries indicating a missing EMEmessage (Traction E-Machine Electronic) can also be stored in other control units.
B611925
Service Bulletin/Repair Instructions
The malfunction indicator lamp (MIL) is triggered by the erroneous fault code 031BFC- AC charging,charging electronics 2, internal fault: No internal capacitor discharge stored in the CCU. However, AC charging is operating as designed without a charging concern or issue. Affected PHEV vehicles have the CCU-03 (7.4 kW / 11 kW) with I-levels from …24-07-500 to …25-11-5xx.
B612325
Service Bulletin/Repair Instructions
The malfunction indicator lamp (MIL) is triggered and 0318E2 AC charging, charging electronics 1,component protection: Overload current on AC side fault may be stored during AC charging Level 1(120 VAC). Note: Despite the fault memory entry (and the malfunction indicator lamp), the AC charging process willcontinue operating as designed and there is no related drivability complaint. Affected PHEV (plug-in hybrid electric vehicle) vehicles with CCU-03 (7.4 kW combined charging unit).
B612225
Service Bulletin/Repair Instructions
Malfunction indicator lamp (MIL) is triggered by the erroneous fault code(s) BA0023 - Control unit: internalfault (software group fault) In addition, the BA0008 - CCU, internal coolant temperature sensor:Signal implausible faults may be stored in the CCU memory. However, AC charging is still operating as designed, without any related drivability complaints. Affected PHEV vehicles have the CCU-03 (7.4 kW / 11 kW) with I-levels from 24-07-500 to 25-11-5xx.
B612025
Service Campaign
RSU availability. It is possible the State of Health (SoH) of the high-voltage (HV) battery is displayed incorrectly to the customer. The value is continuously displayed as 100% regardless of the actual ageing of the HV battery.