If the code returns immediately after clearing, the issue is likely internal to the DME unit. This can happen if:
: A common cause is a poorly connected or incompatible interface, such as a VXDIAG VCX SE device that isn't properly seated or configured. inpa error 159
Your journey into BMW diagnostics has just cleared its largest hurdle. Happy coding. If the code returns immediately after clearing, the
: On K+DCAN cables, ensure the physical toggle switch is in the correct position for your car's model year (usually "pinned" together for pre-2008 and separated for post-2008). Resolve Software Conflicts One App Rule Happy coding
: The most frequent cause is a physical connection issue between your OBDII cable (K+DCAN) and the car, or between the cable and your computer's USB port. Driver/COM Port Settings