trouble code is p1646 what does that mean and how do we fix it?

Asked by Sep 09, 2013 at 11:08 AM about the Jaguar X-TYPE

Question type: Maintenance & Repair

1 Answer

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http://www.jaguarforums.com/forum/xk8-xkr-17/p1646-confusion-57005/.....Read through this discussion as there is some confusion as to what triggers the code, but depending on what year your X-type is it might be a oxygen sensor or fuel pump relay.

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