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International Automotive Technicians Network
98 Jag XJR Check engine light and restricted performance
Posted to Technical Discussion Forum on 4/20/2007 3 Replies

Problem is intermittant. This car is back for the 4th time now.

Code PO 172 and PO 175. We have checked sensors. fuel pressure, data stream long term fuel trim shows -15 at cruise. At a loss of where to go from here. Any Jaguar gurus have any suggestions? Login to read more.

3 Replies Received (View Replies)