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FRED on Evap Tip Clip

In this Tip Clip Dave Hobbs talks about EVAP and FREDS, you know Frustrating Ridiculous Electronic Devices, things like PCM’s and ECM’s. He talks about the logic of how these devices control the operation of the vehicle’s evap system. He discusses how the ‘brain’ of the evap system handles things like the operational nature of the evap system such as purge. He also goes into detail regarding how the FRED also handles the regulatory side of things such as EPA guidelines and leak tests.

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In this Tip Clip Dave Hobbs talks about EVAP and FREDS, you know, Frustrating Ridiculous Electronic Devices, things like PCM’s and ECM’s. He talks about the logic of how these devices control the operation of the vehicle’s evap system. He discusses how the ‘brain’ of the evap system handles things like the operational nature of the evap system such as purge. He also goes into detail regarding how the FRED also handles the regulatory side of things such as EPA guidelines and leak tests.

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