Right-click your cable device (usually named USB Serial Port ) and choose . Navigate to the Port Settings tab and click Advanced .
The INPA software communicates with your car’s OBD2 port through an EDIABAS (Electronic Diagnosis OBD Application System) background server. This architecture relies on a steady, perfectly timed stream of data packets back and forth via a USB-to-Serial K+DCAN cable.
Some modules will not wake up to communicate if the car is simply sitting with the radio on. inpa error 159
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) or the "Latency Timer" in your device manager isn't set to Software Interference Right-click your cable device (usually named USB Serial
INPA relies on a background program called Ediabas to talk to the cable. If Ediabas is configured for the wrong interface type, it results in a timeout. Navigate to C:\EDIABAS\BIN\ on your computer. Locate the file named EDIABAS.INI and open it with Notepad. Search for the line that starts with Interface = .
[OBD] Port=Com5 ;Hardware=USB
BMW modules will shut down or refuse to communicate if the vehicle's system voltage drops too low.
