P0141 - O2 Heater Circuit (Bank 1, Sensor 2)

DTC DESCRIPTION P0141 - O2 HEATER CIRCUIT (BANK 1, SENSOR 2)

Description:	This DTC sets when an open or short circuit is detected or the heated oxygen sensor bank 1, sensor 2 (HO2S12) heater current draw exceeds a calibrated limit.
Possible Causes:	HTR12 circuit open HTR12 circuit short to voltage VPWR circuit open GND circuit open Low battery voltage Water in the harness connector Corrosion Incorrect connections Damaged HO2S12 heater
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 .