DTC P0130: O2 Circuit (Bank 1, Sensor 1)

WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, 2011 Ford Fusion, 2010 Mercury Milan, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

P0130 - O2 CIRCUIT (BANK 1, SENSOR 1)

Description:	The powertrain control module (PCM) monitors the heated oxygen sensor (HO2S) for a circuit concern. The test fails when the PCM detects a concern with one of the circuits used to determine the oxygen content in the exhaust gas.
Possible Causes:	Open UO2S circuit Open UO2SGREF circuit UO2S circuit short to voltage or ground UO2SGREF circuit short to voltage or ground UO2SPC circuit short to voltage or ground UO2SPCT circuit short to voltage or ground Damaged universal HO2S
Diagnostic Aids:
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST DZ .