Inpa Error 159 -

This error typically manifests as: API-Result-Text: Error #159 or ERROR_CLEAR_BUFFER / ERROR_FLUSH .

Plug your cable back in and note which COM port appears (e.g., COM1, COM2). Right-click the cable device and select . Go to the Port Settings tab and click Advanced .

The DME (engine computer) receives the wake-up signal and prepares a response, but during transmission, the voltage dips. The DME's checksum calculation fails, and it aborts the job. inpa error 159

When diagnosing a BMW or MINI using the popular suite, encountering errors can be a frustrating roadblock. Among the most common and confusing issues for DIYers and professional mechanics alike is INPA Error 159 , often displayed alongside NET-0009: TIMEOUT .

For BMW enthusiasts and DIY mechanics, the software suite is an indispensable tool for diagnosing issues, reading live data, and coding modules. However, establishing a reliable connection between a laptop and the car can be notoriously finicky. If you are attempting to pull fault codes or monitor engine parameters and are met with INPA error 159 (often displayed alongside IFH-0009: NET-0009: TIMEOUT ), it means your laptop has lost communication with the vehicle's control modules. Go to the Port Settings tab and click Advanced

Open the Windows (Right-click the Start button and select Device Manager). Expand the Ports (COM & LPT) section.

To help narrow down the cause of your connection issue, let me know you are working on, and if Error 159 happens across the whole car or just on one specific module . Share public link When diagnosing a BMW or MINI using the

Attempting to run INPA while another EDIABAS-based tool (like ToolSet32 or DIS) is active. Step-by-Step Solutions to Fix Error 159 1. Adjust Latency Settings (Most Common Fix)