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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC ⁽¹⁾

Description

Oxygen Sensor Heater Control Circuit Low (B1, S1)

Oxygen Sensor Heater Control Circuit High (B1, S1)

Oxygen Sensor Heater Control Circuit Low (B1, S2)

Oxygen Sensor Heater Control Circuit High (B1, S2)

Mass Airflow Meter Circuit

Mass Airflow Meter Circuit Range/Performance

Mass Airflow Meter Circuit Low Input

Mass Airflow Meter Circuit High Input

Intake Air Temperature Sensor Circuit

Intake Air Temperature Sensor Circuit Low Input

Intake Air Temperature Sensor Circuit High Input

Engine Coolant Temperature Sensor Circuit

Engine Coolant Temperature Sensor Circuit Range/Performance

Engine Coolant Temperature Sensor Circuit Low Input

Engine Coolant Temperature Sensor Circuit High Input

P0120 ⁽²⁾⁽⁵⁾

Throttle Position Sensor Circuit

P0121 ⁽⁵⁾

Throttle Position Sensor Circuit Range/Performance

P0122 ⁽²⁾⁽⁵⁾

Throttle Position Sensor Circuit

P0123 ⁽²⁾⁽⁵⁾

Throttle Position Sensor Circuit

P0120 ⁽²⁾⁽⁶⁾

Throttle Position Sensor Circuit

P0121 ⁽⁶⁾

Throttle Position Sensor Circuit Range/Performance

P0122 ⁽²⁾⁽⁶⁾

Throttle Position Sensor Circuit

P0123 ⁽²⁾⁽⁶⁾

Throttle Position Sensor Circuit

Insufficient Coolant Temperature For Closed Loop Fuel Control

Thermostat Malfunction

P0134 ⁽⁷⁾

Oxygen (A/F) Sensor Circuit No Activity Detected (B1, S1)

Heated Oxygen Sensor Circuit Malfunction (B1, S2)

System Too Lean

System Too Rich

P0220 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch B Circuit

P0222 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch B Circuit Low Input

P0223 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch B Circuit High Input

Random/Multiple Cylinder Misfire Detected

Cylinder No. 1 Misfire Detected

Cylinder No. 2 Misfire Detected

Cylinder No. 3 Misfire Detected

Cylinder No. 4 Misfire Detected

Cylinder No. 5 Misfire Detected

Cylinder No. 6 Misfire Detected

Knock Sensor No. 1 Circuit

Knock Sensor No. 2 Circuit

Crankshaft Position Sensor "A" Circuit

P0339 ⁽⁴⁾

Crankshaft Position Sensor "A" Circuit Intermittent

Camshaft Position Sensor "A" Circuit (B1 or Single Sensor)

Camshaft Position Sensor "A" Circuit Range/Performance (B1 or Single Sensor)

Ignition Coil "A" - Primary/Secondary Circuit

Catalyst System Efficiency Below Threshold

EVAP Emission Control System Incorrect Purge Flow

EVAP Emission Control System Leak Detected (Small Leak)

EVAP Emission Control System Vent Control Malfunction

EVAP Emission Control System Pressure Sensor Range/Performance

EVAP Emission Control System Pressure Sensor/Switch Low Input

EVAP Emission Control System Pressure Sensor/Switch High Input

EVAP Emission Control System Leak Detected (Very Small Leak)

Vehicle Speed Sensor "A" Circuit

Vehicle Speed Sensor "A" Circuit Intermittent/Erratic/High

P0505 ⁽⁵⁾

Idle Air Control System Malfunction

P0505 ⁽⁶⁾

Idle Air Control System Malfunction

P0511 ⁽⁶⁾

Idle Air Control Circuit Malfunction

System Voltage Circuit

P0604 ⁽⁵⁾

Internal Control Module RAM Error

P0606 ⁽⁵⁾

Engine Control Module Processor

P0607 ⁽⁵⁾

Control Module Performance

Starter Relay Circuit High

P0657 ⁽⁵⁾

Actuator Supply Voltage Circuit Open

P0705 ⁽³⁾

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Brake Switch "B" Circuit High

P0850 ⁽³⁾

Park/Neutral Position Switch Input Circuit Low

P1126 ⁽⁵⁾

Magnetic Clutch Circuit

P2102 ⁽⁵⁾

Throttle Actuator Control Motor Circuit Low Input

P2103 ⁽⁵⁾

Throttle Actuator Control Motor Circuit High Input

P2111 ⁽⁵⁾

Throttle Actuator Control System Stuck Open

P2112 ⁽⁵⁾

Throttle Actuator Control System Stuck Closed

P2118 ⁽⁵⁾

Throttle Actuator Control Motor Current Range/Performance Problem

P2119 ⁽⁵⁾

Throttle Actuator Control
Throttle Body Range/Performance Problem

P2120 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch D Circuit Malfunction

P2121 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch D Circuit Range/Performance Problem

P2122 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch D Circuit Low Input

P2123 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch D Circuit High Input

P2125 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch E Circuit Malfunction

P2127 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch E Circuit Low Input

P2128 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch E Circuit High Input

P2135 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch A/B Voltage Correlation

P2138 ⁽⁵⁾

Throttle Pedal Position Sensor/Switch D/E Voltage Correlation

Oxygen (A/F) Sensor Circuit Stuck Lean/Rich

Oxygen (A/F) Sensor Circuit Stuck Lean/Rich

Oxygen Sensor Pumping Circuit Malfunction (A/F Sensor) (B1, S1)

Oxygen Sensor Pumping Circuit/Low Malfunction (A/F Sensor) (B1, S1)

Oxygen Sensor Pumping Circuit/High Malfunction (A/F Sensor) (B1, S1)

Air/Fuel Sensor Circuit Response Malfunction (B1, S1)

⁽¹⁾	Some DTCs are two-trip detection logic DTCs. For more information, see TWO-TRIP DETECTION LOGIC under SELF-DIAGNOSTIC SYSTEM.

⁽²⁾	If this DTC is set, Engine Control Module (ECM) will enter fail-safe mode.

⁽³⁾	DTC applies to electronically controlled automatic transmission. For testing procedures, see appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS.

⁽⁴⁾	MIL will not illuminate.

⁽⁵⁾	With Electronic Throttle Control System (ETCS).

⁽⁶⁾	Without Electronic Throttle Control System (ETCS).

⁽⁷⁾	This DTC is related to A/F sensor, although the detection item is HO2S.