The scan tool will show you a message to say that the anti-theft functions on this vehicle are controlled by the PCM, and that Ford anti-theft systems are referred to as PATS – Passive Anti-Theft System. Using a 2007 Ford Taurus with a three-litre engine for this example, connect the scan tool to the vehicle and after identification is complete, select the Anti-Theft PAT System, go to Functional Tests, and then Security Access. This particularly applies to 2010 and newer models, where there are a lot of issues to consider before you are able to start the work.įor older vehicles, however, it’s a process you can carry out with your Snap-on diagnostic tool and software. Key programming is an important topic these days, especially on more modern vehicles, which come with high-security keys and security systems. Have you ever needed to program a set of keys to a vehicle? This can be a complicated matter but the combination of a Snap-on diagnostic tool and software can make the process easier for you.
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