1647 po code comes on what do i do

Asked by danoc22 Nov 28, 2020 at 12:17 AM about the 2004 Jaguar X-TYPE 3.0L AWD

Question type: Maintenance & Repair

1647 code comes back after changing both 02 sensors 2004 x type jag

40,180

TDolby answered 3 years ago

Both upstream sensors? Then the sensor was not the issue. It could be the wiring to the sensor or another problem with the fuel management system that the O2 is detecting a problem. Further diagnosis is required.

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danoc22 answered 3 years ago

on the upper sensor 3 of the wires have power 1 strong and 2 weak is that norm

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