That device exposes some data on it´s K-Line interface. Basically, this is an open-collector single-wire 10.4 kbaud serial interface using a standard N81 serial data format. This was implemented using a small PCB containing an FTDI RS232 to USB adapter with an ST L9637 line driver.
If your cheap BMW INPA K+DCAN USB interface with FTDI chip failed to install drivers or the system prompt cannot locate the drivers. Here is a little write-up on how to fix it.
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Disclaimer:
I am using Windows 8.1 system. No sure if it works on yours. You are on your own risk.
I am using Windows 8.1 system. No sure if it works on yours. You are on your own risk.
Pre-installation caution:
Here are the INPA driver & software free download links. If the driver/software is working, then ignore the next part. Otherwise take a look at the following part for reference.
INPA Driver: http://www.obd2vip.com/download/inpa-driver.zip(Close antivirus software or set your browser to download success)
INPA software: http://www.obd2vip.com/download/inpa-2.zip
Here are the INPA driver & software free download links. If the driver/software is working, then ignore the next part. Otherwise take a look at the following part for reference.
INPA Driver: http://www.obd2vip.com/download/inpa-driver.zip(Close antivirus software or set your browser to download success)
INPA software: http://www.obd2vip.com/download/inpa-2.zip
Robust and compact USB-to-K-Line interface. The DCI-KLine1 (dSPACE calibration interface-KLine1), makes it possible to connect an ECU with implemented diagnostic protocol based on K-Line to your ControlDesk PC for ECU diagnostics and ECU flash programming purposes. The DCI-KLine1 forwards the messages and data from and to the host PC. BMW INPA / Ediabas K+DCAN USB Interface. A: Usually the price and the quality - Since our Interfaces are assembled and tested to the highest quality standards, It's up to you (the customer) to compare price, product and terms and make your decision according to that. Q: I have an very old BMW that have an 20pin OBD1 connector under the hood. USB connector plugs into most modern laptops! (USB 1.1 or 2.0) A Serial Port version was also available; click here for full specs. Compatible with all the latest cars which require a direct CAN connection for diagnostics. Fully backwards compatible with older cars using a single K-line or K plus L. . The driver installation completed successfully when the USB Vehicle Interface is installed as an ‘EcuTeK USB Vehicle Interface K-Line’. Click 'Close' to complete the installation process.
Procedure:
1. Open your Device Manager. Control Panel–Hardware & Sound–Device Manager.
2. Connect the INPA K+DCAN cable with computer/PC-Double click
3. Locate USB Serial Converter->DetailsDropdown Menu->Hardware IDs. The PID number is the one you want. Will most likely be 0000.
4. Download CDM v2.08.30
http://www.ftdichip.com/Drivers/CDM/CDM%20v2.08.30%20for%20Windows%208.1.zip
2. Connect the INPA K+DCAN cable with computer/PC-Double click
3. Locate USB Serial Converter->DetailsDropdown Menu->Hardware IDs. The PID number is the one you want. Will most likely be 0000.
4. Download CDM v2.08.30
http://www.ftdichip.com/Drivers/CDM/CDM%20v2.08.30%20for%20Windows%208.1.zip
5. Disable “Driver signature verification” Settings–Change PC Settings–Recovery–Advanced Startup–Restart.
This will restart your PC to Advanced settings. From there: Troubleshoot–Advanced Options–Startup Settings–Restart–F7
This will restart your PC to Advanced settings. From there: Troubleshoot–Advanced Options–Startup Settings–Restart–F7
Follow these picture guides:
Your PC will then restart with signature verification disabled. You are now able to edit the INPA drivers.
Your PC will then restart with signature verification disabled. You are now able to edit the INPA drivers.
6. Unzip the Drivers file that you just downloaded and open up
7. Open ftdibus.inf
8. Replace every PID_6001 with PID_0000 to match your hardware ID. Scan through the whole document. Then save it.
9. Then find ftdiport.inf. Do the same to ftdiport.inf
8. Replace every PID_6001 with PID_0000 to match your hardware ID. Scan through the whole document. Then save it.
9. Then find ftdiport.inf. Do the same to ftdiport.inf
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10. Back in your Device Manager double click on your OBDII cable again.
Locate USB Serial Convertor Properties->Driver->Update Driver-> Browse my computer.
Locate your driver and install. You will need to install it for both USB Serial Converter and Ports & COM.
Locate USB Serial Convertor Properties->Driver->Update Driver-> Browse my computer.
Locate your driver and install. You will need to install it for both USB Serial Converter and Ports & COM.
K- Line Usb Driver Download
11. Setup INPA cable as normal and run INPA software.
Usb K-line Interface Driver Download
It seems that the white FTDI chip INPA cables have to be manually put into D-CAN mode. This file will take care of that. It is normal for the LED to go out.
http://www.mediafire.com/download/35fnrnd3q3dvf3w/D-CAN.exe
If you put the cable into DCAN mode, the LED goes off, and it says there is no adapter connected. Please connect it to the car and run the DCAN mode.
http://www.mediafire.com/download/35fnrnd3q3dvf3w/D-CAN.exe
If you put the cable into DCAN mode, the LED goes off, and it says there is no adapter connected. Please connect it to the car and run the DCAN mode.