Inpa Error 159 May 2026

A: The engine (DME) is on a different diagnostic address ($33). The airbag is on $58. If the DME is asleep or the K-Line signal quality is poor, the DME will time out but the airbag module—which is less sensitive—will respond. This still indicates a weak signal issue (latency or cable bridge).

But if you are reading this, you are not here to celebrate INPA. You are frustrated. You have plugged in your K+DCAN cable, fired up your old Windows XP or Windows 10 laptop, clicked the battery icon, clicked the ignition icon... and then you saw it: inpa error 159

The error simply means your software shouted into the void, and no one shouted back. By systematically checking your , you will restore communication. A: The engine (DME) is on a different