DTC P2A04 - O2 Sensor Circuit Range/Performance (Bank 2 Sensor 2)

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DTC DESCRIPTION P2A04 - O2 SENSOR CIRCUIT RANGE/PERFORMANCE (BANK 2 SENSOR 2)

Description:	This DTC sets when the heated oxygen sensor bank 2, sensor 2 (HO2S22) voltage is out of range low for a calibrated period of time.
Possible Causes:	Crossed HO2S22 and SIGRTN circuits Corrosion Incorrect connections Contaminated HO2S22 Deteriorating HO2S22 Damaged HO2S22
Diagnostic Aids:	Inspect the connectors for signs of damage, water intrusion or corrosion.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST DW .