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1999 JAGUAR XJ8 4.0L HAVE CODE P1646 NEED INFO. ON THIS CODE. MITCHELL HAS IT AS SECONDARYFUEL CIRCUIT PROBLEM, BUT IT DOESN'T APPLY TO THIS MODEL. THANKS
Optional Information: Year: 1999Make: JaguarModel: XJ8Engine: 4.0L Already Tried: TRANS WENT OUT FIXED THAT WHILE TRANS WAS BEING PUT BACK IN 02 SENSOR CONNECTOR BROKEN REPAIRED CONNECTOR.NOW HAVE CODE P1646
Hi and welcome to JA.com. I will assisted you best i canP1646 is your secondary fuel pump relay malfunction. Check the #15 fuse in the trunk / boot replace if needed Need more assistance please let me know,Regards Greg