There are two ways to Uninstall the Kohler Diagnostic System software: Automatic and Manual. The Automatic procedure is recommended, but in some cases the Manual procedure might be needed.

Turning the Communications Port's FIFO buffers OFF

Many Runtime Errors in the Kohler Diagnostic System Software are caused by problems in the Microsoft Data Access Components, (MDAC) portion of the Windows Operating System. Problems with the MDAC almost always result in a Run Time Error when you try to run the Kohler Diagnostic System Software.

Periodically, the low-level program(s) that handles communicating with the ECU gets caught in a situation that does not allow it to perform its own exit routine when the Kohler Diagnostic Software is shutdown. This will more than likely cause any subsequent attempts to launch the Kohler Diagnostic Software to fail.

Many Runtime Errors in the Kohler Diagnostic System Software are caused by problems with the Microsoft Jet Database Drivers. Problems with Jet almost always result in a Run Time Error when you try to run the Kohler Diagnostic System Software.

How to Register a DLL or OCX Component Manually

If there is no power, or ground to the vehicle Diagnostic Connector, the Kohler Diagnostic System will not function. The Communications Status will always display "No Cable, or Power".

Certain situations may pose the need to change the COM Port Setting Manually. The following procedure describes how to accomplish this.

How to change Quatech settings.

You are using a Sealevel Systems or Saelig USB-Serial adapter and cannot communicate with the Engine Controller.