Inpa Error 159 -

is an EDIABAS error code that translates to: "JOB_CANCELED" or "JOB_INCORRECT_RESULT."

If this scenario sounds familiar, you have encountered the infamous . While it sounds cryptic, it is actually one of the most well-documented—and solvable—communication errors in the BMW diagnostic ecosystem. This article will dissect Error 159 from the transistor level to the software configuration, providing you with a definitive roadmap to a stable connection. inpa error 159

You’ve just hooked up your K+DCAN cable to your E46, E90, or E39. You’ve launched INPA (the Standard BMW Diagnostic Tool). You select your chassis—E90, for instance. You click on the engine (DME). The status bar at the bottom turns green. You hold your breath. And then, instead of live data or fault codes, you are greeted by a pop-up window: is an EDIABAS error code that translates to:

The file C:\EDIABAS\BIN\EDIABAS.INI contains the line Interface = STD:OBD . If this points to the wrong DLL (e.g., STD:OBD when you are using a serial port), the API job will cancel. Similarly, OBD.INI maps the COM port. A mismatch here is a guaranteed Error 159. You’ve just hooked up your K+DCAN cable to

: In Windows Device Manager, find your USB-Serial Port (COM1), go to Advanced Settings , and ensure the Latency Timer is set to 1 msec . Step-by-Step Configuration Guide How to use INPA to read or clear errors on your BMW. E65

Based on user reports and forums, the following are possible causes of INPA Error 159: