Porsche 911 CIS Initial Fuel Mixture Setup

DIY Video: How To Setup Initial Fuel Mixture For Porsche 911 CIS K-Jetronic Fuel Injection

Translation: Here is a detailed video explaining how to get your engine to start after a major CIS overhaul.

Note: The following information is for educational use only. Before proceeding please read my disclaimer page.

Here is another critical process you should know in order to setup your Bosch CIS K-Jetronic system. This video is a next step assuming you have just done some major repairs such as an engine rebuild, whole CIS system rebuild, sealed major vacuum leaks, or rebuilt the fuel distributor and warm up regulator. Basically, if you have done anything to your engine that has changed the amount of fuel and/or air going into it (and your engine complains) you are going to have to reset your fuel mixture to an initial starting point that will let your engine start successfully, and stay running so you can continue further tuning:

The background explanation is in real-time but the clips of the actual fuel mixture setup were done a few years ago after I completed my engine rebuild and I was setting up my fuel mixture for the first time. Needless to say, the process was successful. 🙂

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