Emissions/EVAP Codes

O2 Sensor Circuit Malfunction (Bank 1 Sensor 1)

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)

O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)

O2 Sensor Circuit Slow Response (Bank 1 Sensor 1)

O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)

O2 Sensor Circuit Malfunction (Bank 1 Sensor 2)

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)

O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)

O2 Sensor Circuit Slow Response (Bank 1 Sensor 2)

O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2)

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)

O2 Sensor Circuit Malfunction (Bank 2 Sensor 1)

O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1)

O2 Sensor Circuit High Voltage (Bank 2 Sensor 1)

O2 Sensor Circuit Slow Response (Bank 2 Sensor 1)

O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1)

O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1)

O2 Sensor Circuit Malfunction (Bank 2 Sensor 2)

O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2)

O2 Sensor Circuit High Voltage (Bank 2 Sensor 2)

Exhaust Gas Recirculation (EGR) Flow Malfunction

Exhaust Gas Recirculation (EGR) Flow Insufficient Detected

Exhaust Gas Recirculation (EGR) Flow Excessive Detected

Exhaust Gas Recirculation (EGR) Circuit Malfunction

Exhaust Gas Recirculation (EGR) Circuit Range/Performance

Exhaust Gas Recirculation (EGR) Position Sensor A Circuit Low

Exhaust Gas Recirculation (EGR) Position Sensor A Circuit High

Exhaust Gas Recirculation (EGR) Position Sensor B Circuit Low

Exhaust Gas Recirculation (EGR) Position Sensor B Circuit High

Secondary Air Injection System Malfunction

Secondary Air Injection System Incorrect Flow Detected

Secondary Air Injection (AIR) Switching Valve A Circuit Malfunction

Secondary Air Injection (AIR) Switching Valve A Circuit Open

Secondary Air Injection (AIR) Switching Valve A Circuit Shorted

Secondary Air Injection (AIR) Switching Valve B Circuit Malfunction

Secondary Air Injection (AIR) Switching Valve B Circuit Open

Secondary Air Injection (AIR) Switching Valve B Circuit Shorted

Secondary Air Injection System Relay A Circuit Malfunction

Secondary Air Injection System Control B Circuit Malfunction

Catalyst System Efficiency Below Threshold (Bank 1)

Warm Up Catalyst Efficiency Below Threshold (Bank 1)

Catalyst 2 Efficiency Below Threshold (Bank 1)

Heated Catalyst Efficiency Below Threshold (Bank 1)

Heated Catalyst Temperature Below Threshold (Bank 1)

Catalyst Temperature Sensor Circuit Range/Performance (Bank 1, Sensor 1)

Catalyst Temperature Sensor Circuit Low (Bank 1, Sensor 1)

Catalyst Temperature Sensor Circuit High (Bank 1, Sensor 1)

Catalyst System Efficiency Below Threshold (Bank 2)

Catalyst 1 Efficiency Below Threshold (Bank 2)

Catalyst 2 Efficiency Below Threshold (Bank 2)

Heated Catalyst Efficiency Below Threshold (Bank 2)

Heated Catalyst Temperature Below Threshold (Bank 2)

Catalyst Temperature Sensor Circuit Range/Performance (Bank 2, Sensor 1)

Catalyst Temperature Sensor Circuit Low (Bank 2, Sensor 1)

Catalyst Temperature Sensor Circuit High (Bank 2, Sensor 1)

Evaporative Emission Control System Malfunction

Evaporative Emission Control System Incorrect Purge Flow

Evaporative Emission Control System Leak Detected (Small Leak)

Evaporative Emission Control System Purge Control Valve Circuit Malfunction

EVAP System Purge Control Valve A Circuit Open

EVAP System Purge Control Valve A Circuit Shorted

Evaporative Emission Control System Vent Control Circuit Malfunction

EVAP System Vent Control Circuit Open

EVAP System Vent Control Circuit Shorted

Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction

EVAP System Pressure Sensor/Switch A Circuit

Evaporative Emission Control System Pressure Sensor Range/Performance

Evaporative Emission Control System Pressure Sensor Low Input

Evaporative Emission Control System Pressure Sensor High Input

EVAP System Pressure Sensor/Switch A Circuit Intermittent

Evaporative Emission Control System Leak Detected (Large Leak)

Evaporative Emission System Leak Detected (Very Small Leak)

Fuel Level Sensor A Circuit Low

Fuel Level Sensor A Circuit Intermittent

EVAP Purge Flow Sensor Circuit

EVAP Purge Flow Sensor Circuit Range/Performance

EVAP Purge Flow Sensor Circuit Low

EVAP Purge Flow Sensor Circuit High

EVAP Purge Flow Sensor Circuit Intermittent

Exhaust Pressure Sensor A Circuit

Exhaust Pressure Sensor A Circuit Range/Performance

Exhaust Pressure Sensor A Circuit Low

Exhaust Pressure Sensor A Circuit High

Exhaust Pressure Sensor A Circuit Intermittent/Erratic

Exhaust Pressure Control Valve A Malfunction

Exhaust Pressure Control Valve A Range/Performance

Exhaust Pressure Control Valve A Low

Exhaust Pressure Control Valve A High

Exhaust Pressure Control Valve A Intermittent

Fan 3 Control Circuit Malfunction

Cooling Fan Rationality Check Fault

Cooling Fan Circuit Current High

Cooling Fan Power/Ground Circuit Fault