If you are a technician, cross-check the fault’s environmental data (mileage, vehicle voltage, bus load) in ISTA. If you are an owner, a dealer or BMW specialist with ISTA (not generic scanner) is required for reliable diagnosis.
The D52C44 error code seems to be affecting various BMW models, including: bmw error-d52c44
While I couldn't find an exhaustive list of error codes specific to BMW, I can provide some general insights: If you are a technician, cross-check the fault’s
If electrical supplies are confirmed stable and the code remains active, the Electric Steering Rack or the EPS motor itself may be faulty and require professional replacement and coding. If you are a technician