If Windows displays a red warning box stating "Windows cannot verify the publisher of this driver software", click .

A: Your car likely has the older 20-pin round diagnostic port under the hood. The OBD2 port under the dash may not have complete access to all modules. You will need a 20-pin to OBD2 adapter .

While the BMW Scanner 140 drivers are generally reliable, there are some common issues that users may encounter. These include:

(Position 1 or 2) to avoid "Hardware Faulty" errors during the initial software launch. Driver Sources

Armed with the information from the BMW Scanner 140, John was able to diagnose and fix the problem himself. He replaced the oxygen sensor with a new one, and then used the scanner to clear the trouble codes.

Before plugging the scanner into your computer, ensure you have downloaded the main software package and the latest directly from the official FTDI Chip Driver Directory. Step 1: Install the PA Soft Application

Go to Settings > Recovery > Advanced Startup. Upon restart, choose