Catalyst

DTC P0420 or P0430 Catalyst System Low Efficiency

EVAP

DTC P0440 Evaporative Emission (EVAP) System

DTC P0455 Evaporative Emission (EVAP) System Leak

Oxygen Sensor

DTC P0131 or P0151 HO2S Circuit Low Voltage Sensor 1

DTC P0132 or P0152 HO2S Circuit High Voltage Sensor 1

DTC P0133 or P0153 HO2S Slow Response Sensor 1

DTC P0134 or P0154 HO2S Insufficient Activity Sensor 1

DTC P0136 or P0156 HO2S Circuit Sensor 2

Oxygen Sensor Heater

DTC P0135 or P0155 Heater Performance Sensor 1

DTC P0141 Heater Performance Bank 1 Sensor 2

DTC P0161 Heater Performance Bank  2 Sensor 2