Bmw Scanner 140 Drivers |best| — Free Access
Installing drivers for the BMW Scanner 1.4.0 (often called PA Soft) can be tricky on modern 64-bit systems like Windows 10 or 11. Most issues stem from the fact that the original drivers were intended for 32-bit Windows XP. Essential Installation Steps To get the scanner working correctly, follow this sequence:
Download 64-Bit Drivers: Standard discs often only include 32-bit drivers. You typically need to download the D2XX drivers directly from the FTDI Chip Drivers Page.
Plug-In Sequence: Plug the scanner into the car's OBD port first to power it (look for a solid green light), and then connect the USB to your computer.
Manual Update: Open Device Manager, find the "BMW Scanner" device (it will likely have a yellow exclamation mark), right-click it, and select "Update Driver".
Disable Driver Signature Enforcement: On Windows 10/11, you may need to disable "test signing" or driver signature enforcement to allow the unofficial drivers to load. Use the command prompt as an admin and run bcdedit /set testsigning on, then restart your PC. Common Error Fixes
"Connection Error with IKE/EWS": If the software opens but won't talk to the car, you might need to solder pins 7 and 8 together inside the scanner cable, as some aftermarket cables come with these disconnected.
"Access Violation": This often happens if you try to run the software before the drivers are fully recognized by Windows.
64-Bit Compatibility: If you're on a 64-bit system, ensure you specifically point the Device Manager to the folder containing the ftdibus.inf and ftdiport.inf files. Where to Find Help
For setting up BMW Scanner 1.4.0 (often called "PA-Soft") on modern systems, several "useful papers" and technical guides provide step-by-step instructions to overcome common driver signature and 64-bit compatibility issues. Core Documentation & Guides Install BMW Scanner Drivers on Windows 11 (Scribd)
: A concise technical paper detailing how to remove old, faulty drivers using "CDMUninstaller" and manually installing the required FTDI components for Windows 11 compatibility. BMW Scanner 1.4.0 Setup Guide for Win 7 (Scribd)
: This document covers basic setup and dives into practical coding examples, such as enabling alarm optics or one-click door unlocking for E46 models. PA Soft 1.4 Full User Manual
: Provides a comprehensive look at the software's functional capabilities, including reading/clearing errors and coding modules. How to Install BMW Scanner 1.4.0 on Win 7 (Slideshare)
: A visual slide deck explaining the manual update process through Device Manager to ensure the scanner is recognized. Key Installation Steps (Technical Summary)
Most guides emphasize these critical maneuvers for 64-bit Windows 10 and 11: Enable Test Mode bcdedit /set testsigning on bmw scanner 140 drivers
in an Administrator Command Prompt and restart to allow unsigned drivers. Manual Driver Selection Find the "BMW Scanner" or "USB Serial Port" in Device Manager Choose "Browse my computer for drivers" right arrow "Let me pick from a list". Point to the specific FTDI driver folder and select the Hardware Connection : The scanner typically requires the car's ignition to be ON
(Position 1 or 2) to avoid "Hardware Faulty" errors during the initial software launch. Driver Sources
To use the BMW Scanner 1.4.0 (commonly known as "BMW Bobbie" or "PA Soft") on modern systems like Windows 10 or 11, you must manually install specific FTDI drivers and often bypass Windows driver signature enforcement. 1. Driver Requirements & Compatibility The scanner uses a USB-to-UART bridge that requires FTDI D2XX drivers. Official Source: You can download the latest 64-bit drivers directly from FTDI Chip's Driver Page Operating Systems:
While originally built for Windows XP and Vista, it can run on Windows 7, 10, and 11 (64-bit) if the correct manual installation steps are followed. 2. Step-by-Step Installation Guide
Because the drivers for these clone interfaces are often unsigned, standard automated installers may fail.
BMW scanner 1.4 installation tutorial for Windows 10. (PA Soft)
Getting Your BMW Scanner 1.4.0 (PA Soft) Running on Windows 10/11
If you’ve recently picked up a BMW Scanner 1.4.0 (often called "the Bobcat" or "PA Soft"), you’ve likely realized the included disc is basically a coaster. Getting the drivers to play nice with modern 64-bit versions of Windows is the biggest hurdle, but it is entirely doable with a few manual steps. 1. The Driver Dilemma The scanner uses an
to communicate via USB. Modern Windows versions often automatically install the latest FTDI drivers, which unfortunately can "brick" or ignore the older clones used in many cheap BMW scanners. You need the specific x64 D2XX drivers . Many enthusiasts recommend using the FTDI Chip D2XX Drivers
directly or finding the "patched" version common on forums like Bimmerforums 2. Bypass Driver Signature Enforcement
Windows 10 and 11 won't let you install "unverified" drivers by default. You have to temporarily lower the gates: Method A (CMD): Run Command Prompt as Admin and type: bcdedit /set testsigning on , then restart your PC. Method B (Advanced Startup):
Go to Settings > Recovery > Advanced Startup. Upon restart, choose
Troubleshoot > Advanced options > Startup Settings > Restart to "Disable driver signature enforcement". 3. Manual Installation (The Critical Step) Installing drivers for the BMW Scanner 1
Don't use the "Setup.exe" that comes with the software. You must do this through Device Manager
Plug the scanner into your PC (it doesn't need to be in the car yet). Device Manager
. Look for "BMW Scanner" or "Unknown Device" with a yellow exclamation mark. Right-click it and select Update Driver Browse my computer for drivers
Point it to the folder where you extracted the 64-bit drivers.
If it still fails, select "Let me pick from a list," click "Have Disk," and manually select the file from your driver folder. 4. Avoiding the "Hardware Faulty" Error
The most common mistake is trying to run the software while the scanner is only plugged into your laptop. Connect to the Car First:
You must plug the scanner into the car's OBDII port (or the 20-pin under-hood port for older models) and turn the ignition to position 2 before opening the software.
If you get a "Hardware Faulty" message, the software isn't seeing the 12V power from the car. 5. Final Hardware Tweaks
Many of these scanners require a small physical modification to work with certain models (like the E46 or E39). If you can only see a few modules (like DME or EWS) but others are red/missing, you likely need to solder pins 7 and 8 together
inside the scanner plug. This bridges the two K-lines required to read all the car's modules. Was this guide easy to follow? Installation steps Driver links
BMW scanner 1.4 installation tutorial for Windows 10. (PA Soft)
Installing drivers for the BMW Scanner 1.4.0 (also known as ) on modern 64-bit systems like Windows 10 or 11 can be tricky because the original drivers are often unsigned. 1. Download Necessary Files
You need two separate components: the software itself and the specific 64-bit drivers. BMW Scanner 1.4.0 application. Step 5: Test with PA Soft Software
Usually provided as a "64-bit" driver folder. You can often find compatible drivers on the FTDI Chip official site (D2XX drivers). Bimmerforums.com 2. Enable Test Mode (Required for 64-bit)
Because the drivers are often unsigned, Windows will block them unless you enable Command Prompt as an Administrator. bcdedit /set testsigning on and press Enter. Restart your PC
. You should see "Test Mode" in the bottom-right corner of your desktop. 3. Install the Drivers Manually Do not rely on the automatic installer; use the Device Manager Slideshare
BMW scanner 1.4 installation tutorial for Windows 10. (PA Soft)
Step 5: Test with PA Soft Software
- Open PA Soft 1.4.0 (run as Administrator)
- Click the Settings icon (gear)
- Select the same COM port number from Device Manager
- Click Test. You should see "Interface found" and firmware version.
Congratulations – the BMW Scanner 1.4.0 drivers are now working.
The Ultimate Guide to BMW Scanner 1.4.0 Drivers: Installation, Troubleshooting, and Compatibility
For decades, BMW enthusiasts and independent mechanics have sought affordable, dealer-level diagnostic tools without the staggering price tag of an OEM GT1 or ISTA system. One device that has stood the test of time is the BMW Scanner 1.4.0 (often referred to as the PA Soft 1.4.0). This compact interface allows you to read fault codes, clear airbag lights (SRS), recode modules, and perform actuations on nearly every BMW built from the mid-1990s to the late 2000s.
However, the single biggest hurdle users face is not using the software—it is getting the BMW Scanner 1.4.0 drivers installed correctly on a modern Windows PC (Windows 10 or 11). Without the right driver, your expensive cable is just a paperweight.
In this guide, we will cover everything you need to know about BMW Scanner 1.4.0 drivers: what they are, where to find them, how to install them, and how to fix the dreaded "Interface not found" error.
3.1 FTDI Chip Drivers (for genuine FTDI cables)
If your BMW Scanner 1.4.0 has an FTDI chip, download the VCP (Virtual COM Port) drivers directly from FTDI’s official website:
- URL: ftdichip.com/drivers/vcp/
- Version to use: Version 2.12.28 or older (newer versions after 2020 block counterfeit chips)
2. Driver Purpose
- Enable USB-to-serial communication between the PC and the BMW scanner interface.
- Allow the PA Soft 1.4.0 software to read/write data from BMW control modules (DME, EGS, ABS, Airbag, LCM, IKE, etc.).
- Support K-Line and DCAN switching (automatic or manual depending on the cable version).
3. Compatible Operating Systems
| OS | Compatibility | Notes | |----|--------------|-------| | Windows XP | Full | Ideal, most stable | | Windows 7 (32/64-bit) | Good | May require legacy driver mode | | Windows 8/8.1 | Limited | Manual driver installation needed | | Windows 10 (32/64-bit) | Partial | Requires signed or test mode drivers | | Windows 11 | Unreliable | Not officially supported |
⚠️ 64-bit Windows requires driver signature enforcement to be disabled or use specially modified drivers.
Step 4: Running the Software
Installing the driver is only half the battle. The software itself often needs to be told where the license is.
- Go to the main extracted folder (
BMW_SCANNER_V140). - Look for the application file named
BMWScanner140.exe. - Right-click the file and go to Properties.
- Compatibility Tab: Check "Run this program in compatibility mode for Windows 7."
- Security Tab (Crucial): Often these downloads are zipped with a "Read Only" security flag. Ensure your user account has "Full Control" or run the program as Administrator.
- License Issue: When you first open the software, it might say "Hardware not found" or ask for a license.
- In the software, click the "Help" or "About" tab (usually the bottom right button).
- There should be a button that says "Register" or "License".
- Often, the key is already inside the folder as a
.keyor.licfile. Browse to that file and select it. If the software came with a "Crack" or "Patch," run that file and point it to the location ofBMWScanner140.exe.
Step 1: Disable Driver Signature Enforcement (Windows 10/11 only)
64-bit versions of Windows require signed drivers. Many BMW Scanner 1.4.0 drivers are unsigned.
- Go to Settings > Update & Security > Recovery
- Under "Advanced startup," click Restart now
- After reboot, choose Troubleshoot > Advanced Options > Startup Settings > Restart
- Press 7 or F7 for "Disable driver signature enforcement"
