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2000 Ford Windstar, in addition to p0420 it says the j1805 vcm failed. what is that??

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2000 Ford Windstar, in addition to p0420 it says the j1805 vcm failed. what is that??

Vehicle: 2000 Ford Windstar

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Hi there,

P0420 indicates an issue with the catalyst converter. Here is some info for you.

P0420 FORD - Catalyst System Efficiency Below Threshold Bank 1

Read more: https://www.autocodes.com/p0420_ford.html

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