2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction
none
2A41
2A41 - P1075
Information saved in
DME
Fault code
2A41 - P1075
Fault text
Valvetronic, electrical overload protection
Fault description
VVT-Overload Protection (Bank 1)
Condition for fault identification
Test condition:
Electrical overload protection
The engine management monitors the VVT motor's current draw. If the monitored current draw exceeds a defined threshold for several seconds the VVT system is deactivated (VVT emergency operation mode), and the engine reverts to throttled operation.
Always active provided that fault codes #10813,#10816,
#10819 are not present. Terminal condition: none Voltage condition:
none
Condition for fault memory entry
Warning threshold: 112 锟斤拷C DME internal driver circuit temperature
Deactivation threshold: 126 锟斤拷C internal DME driver circuit temperature
Action in service
Check for correct reluctor attachment at VVT sensor.
Defective VVT servo motor (for instance, interturn short
circuit) Check servo motor and replace as indicated (Clear fault memory / switch ignition terminals)
Check VVT motor wiring harness between VVT motor and DME for shorts between both VVT motor wires and vehicle ground.
Fault effect and breakdown warning
Driver information Warning light: MIL ON
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