need help on codes p1000 and p1647
#1
#2
Fault description:
ECM HO2 Sensor control
malfunction –
bank 2 upstream (2/1)
default action:
ECM Default:
– HO2S 2/1 control circuit
inhibited
possible causes:
HO2 Sensor 2/1 heater failure
HO2 Sensor 2/1 sensing circuit:
short circuit to ground, short circuit to
high voltage, open circuit
ECM Failure
ECM HO2 Sensor control
malfunction –
bank 2 upstream (2/1)
default action:
ECM Default:
– HO2S 2/1 control circuit
inhibited
possible causes:
HO2 Sensor 2/1 heater failure
HO2 Sensor 2/1 sensing circuit:
short circuit to ground, short circuit to
high voltage, open circuit
ECM Failure
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philwarner
XJ XJ6 / XJ8 / XJR ( X350 & X358 )
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06-26-2021 05:43 AM
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