Inspection/Maintenance (I/M) System DTC Table

System	DTCs Required to Set System Status to YES
Catalyst	DTC P0420 or P0430 Catalyst System Low Efficiency
EGR	DTC P0401 Exhaust Gas Recirculation Flow Insufficient DTC P0402 Exhaust Gas Recirculation Flow Excessive
EVAP	DTC P0442 Evaporative Emission (EVAP) System Small Leak Detected DTC P0444 EVAP Purge Valve Control Circuit Low Voltage DTC P0445 EVAP Purge Valve Control Circuit High Voltage DTC P0447 EVAP Vent Valve Control Circuit Low Voltage DTC P0448 EVAP Vent Valve Control Circuit High Voltage DTC P0455 Evaporative Emission (EVAP) System Leak DTC P0496 EVAP System Flow During Non-Purge DTC P2026 Fuel Vapor Temperature Sensor Circuit Low Voltage DTC P2027 Fuel Vapor Temperature Sensor Circuit High Voltage
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 P0137 or P0157 HO2S Circuit Low Voltage Sensor 2 DTC P0138 or P0158 HO2S Circuit High Voltage Sensor 2 DTC P2232 or P2235 HO2S Signal Circuit Shorted to Heater Circuit Bank x Sensor x
Oxygen Sensor Heater	DTC P0135 or P0155 HO2S Heater Performance Sensor 1 DTC P0141 HO2S Heater Performance Bank 1 Sensor 2 DTC P0161 HO2S Heater Performance Bank 2 Sensor 2