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Estimated rear HO2 sensor temperature 450 to 750°C (842 to 1382°F) ECM monitor Completed DTC P0607 Not set Heated Oxygen Sensor Output Voltage (Extremely High) Battery voltage 11 V or more Time after engine start 2 seconds or more Heated Oxygen Sensor Output Voltage During Fuel Cut Engine coolant temperature 75°C (167°F) or higher Estimated catalyst temperature 400°C (752°F) or higher Fuel cut ON Heated Oxygen Sensor Response Rate during Fuel Cut from Rich Condition Battery voltage 11 V or higher Engine coolant temperature 75°C (167°F) or higher Estimated catalyst temperature 400°C (752°F) or higher Fuel cut ON TYPICAL MALFUNCTION THRESHOLDS Heated Oxygen Sensor Output Voltage (Abnormal Voltage Output) (a) Commanded air-fuel ratio 14.3 or less (b) Rear HO2 sensor voltage 0.21 to 0.66 V Heated Oxygen Sensor Output Voltage (Low Voltage) (a) Commanded air-fuel ratio 14.3 or less (b) Rear HO2 sensor voltage Less than 0.21 V (c) OSC 2 g or more Heated Oxygen Sensor Impedance (Low) Duration following condition met 30 seconds or more Heated oxygen sensor impedance Less than 5 Ω Heated Oxygen Sensor Impedance (High) Duration following condition met 90 seconds or more Heated oxygen sensor impedance 15 kΩ or more Heated Oxygen Sensor Output Voltage (Extremely High) 1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0136-P0139,... |