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Diagnostic Trouble Code Chart

HINT:

Parameters listed in the chart may be different than your readings depending on the type of instrument and other factors.

If any DTCs are displayed during a check mode DTC check, check the circuit for the DTCs listed in the table below. For details of each DTC, refer to the page indicated.

SFI SYSTEM: 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area MIL Memory
P0010  Camshaft Position "A" Actuator Circuit (Bank 1)
  1. Open or short in oil control valve circuit
  2. Oil control valve
  3. ECM
 Come on DTC stored
P0011  Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)
  1. Camshaft timing gear assembly
  2. Oil control valve
  3. Valve timing
  4. ECM
 Come on DTC stored
P0012  Camshaft Position "A" - Timing Over-Retarded (Bank 1) Same as DTC P0011 Come on DTC stored
P0016  Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
  1. Camshaft timing gear assembly
  2. Oil control valve
  3. Valve timing
  4. ECM
 Come on DTC stored
P0031  Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
  1. Open or short in heater circuit of A/F sensor
  2. A/F sensor heater
  3. EFI M relay (Integration relay)
  4. ECM
 Come on DTC stored
P0032  Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
  1. Short in heater circuit of A/F sensor
  2. A/F sensor heater
  3. EFI M relay (Integration relay)
  4. ECM
 Come on DTC stored
P0037  Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
  1. Open or short in heater circuit of the heated oxygen sensor
  2. Heated oxygen sensor heater
  3. EFI M relay (integration relay)
  4. ECM
 Come on DTC stored
P0038  Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
  1. Short in heater circuit of the heated oxygen sensor
  2. Heated oxygen sensor heater
  3. EFI M relay (integration relay)
  4. ECM
 Come on DTC stored
P0101  Mass Air Flow Circuit Range / Performance Problem
  1. Mass air flow meter
  2. Air induction system
  3. PCV hose connections
 Come on DTC stored
P0102  Mass or Volume Air Flow Circuit Low Input
  1. Open in mass air flow meter circuit
  2. Mass air flow meter
  3. ECM
 Come on DTC stored
P0103  Mass or Volume Air Flow Circuit High Input
  1. Short in mass air flow meter circuit
  2. Mass air flow meter
  3. ECM
 Come on DTC stored
P0110  Intake Air Temperature Circuit
  1. Open or short in intake air temperature sensor circuit
  2. Intake air temperature sensor (built in mass air flow meter)
  3. ECM
 Come on DTC stored
P0111  Intake Air Temperature Sensor Gradient Too High Mass air flow meter Come on DTC stored
P0112  Intake Air Temperature Circuit Low Input
  1. Short in intake air temperature sensor circuit
  2. Intake air temperature sensor (built in mass air flow meter)
  3. ECM
 Come on DTC stored
P0113  Intake Air Temperature Circuit High Input
  1. Open in intake air temperature sensor circuit
  2. Intake air temperature sensor (built in mass air flow meter)
  3. ECM
 Come on DTC stored
P0115  Engine Coolant Temperature Circuit
  1. Open or short in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Come on DTC stored
P0116  Engine Coolant Temperature Circuit Range / Performance Problem
  1. Thermostat
  2. Engine coolant temperature sensor
 Come on DTC stored
P0117  Engine Coolant Temperature Circuit Low Input
  1. Short in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Come on DTC stored
P0118  Engine Coolant Temperature Circuit High Input
  1. Open in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Come on DTC stored
P011B  Engine Coolant Temperature / Intake Air Temperature Correlation
  1. intake air temperature sensor
  2. Engine coolant temperature sensor
  3. ECM
 Come on DTC stored
P0120  Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction
  1. Open or short in throttle position sensor circuit
  2. Throttle position sensor (built into throttle body)
  3. ECM
 Come on DTC stored
P0121  Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem Throttle position sensor Come on DTC stored
P0122  Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input
  1. Throttle position sensor
  2. Short in VTA1 circuit
  3. Open in VC circuit
  4. ECM
 Come on DTC stored
P0123  Throttle / Pedal Position Sensor / Switch "A" Circuit High Input
  1. Throttle position sensor (built into throttle body)
  2. Open in VTA1 circuit
  3. Open in E2 circuit
  4. Short between VC and VTA1 circuits
  5. ECM
 Come on DTC stored
P0125  Insufficient Coolant Temperature for Closed Loop Fuel Control
  1. Cooling system
  2. Engine coolant temperature sensor
  3. Thermostat
 Come on DTC stored
P0128  Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
  1. Thermostat
  2. Cooling system
  3. Engine coolant temperature sensor
  4. ECM
 Come on DTC stored
P0136  Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
  1. Open or short in HO2 sensor (sensor 2) circuit
  2. HO2 sensor (sensor 2)
  3. HO2 sensor heater (sensor 2)
  4. Air-fuel ratio (A/F) sensor (sensor 1)
  5. Integration relay (EFI M relay)
  6. Gas leakage from exhaust system
 Come on DTC stored
P0137  Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
  1. Open in HO2 sensor (sensor 2) circuit
  2. HO2 sensor (sensor 2)
  3. HO2 sensor heater (sensor 2)
  4. Integration relay (EFI M relay)
  5. Gas leakage from exhaust system
 Come on DTC stored
P0138  Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
  1. Short in HO2 sensor (sensor 2) circuit
  2. HO2 sensor (sensor 2)
  3. ECM internal circuit malfuction
 Come on DTC stored
P0139  Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
  1. Short in heated oxygen sensor (sensor 2) circuit
  2. Heated oxygen sensor (sensor 2)
  3. ECM internal circuit malfunction
  4. Air fuel ratio sensor (sensor 1)
 Come on DTC stored
P0141  Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
  1. Open or short in heated oxygen sensor
  2. Heated oxygen sensor heater (sensor 2)
  3. EFI M relay (integration relay)
  4. ECM
 Come on DTC stored
P0171  System Too Lean (Fuel Trim)
  1. Air induction system
  2. Injector has blockage
  3. Mass air flow meter
  4. Engine coolant temperature sensor
  5. Fuel pressure
  6. Gas leakage in exhaust system
  7. Open or short in A/F sensor (bank 1 sensor 1) circuit
  8. A/F sensor (bank 1 sensor 1)
  9. A/F sensor heater (bank 1 sensor D
  10. EFI M relay (integration relay)
  11. PCV valve and hose
  12. PCV hose connection
  13. ECM
 Come on DTC stored
P0172  System Too Rich (Bank 1)
  1. Injector has leakage or blockage
  2. Mass air flow meter
  3. Engine coolant temperature sensor
  4. Ignition system
  5. Fuel pressure
  6. Gas leakage in exhaust system
  7. Open or short in A/F sensor (bank 1 sensor 1) circuit
  8. A/F sensor (bank 1 sensor 1)
  9. A/F sensor heater (bank 1 sensor D
  10. EFI M relay (integration relay)
  11. ECM
 Come on DTC stored
P0220  Throttle / Pedal Position Sensor / Switch "B" Circuit
  1. Open or short in throttle position sensor circuit
  2. Throttle position sensor (built into throttle body)
  3. ECM
 Come on DTC stored
P0222  Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input
  1. Throttle position sensor (built into throttle body)
  2. Short in VTA2 circuit
  3. Open in VC circuit
  4. ECM.
 Come on DTC stored
P0223  Throttle / Pedal Position Sensor / Switch "B" Circuit High Input
  1. Throttle position sensor (built into throttle body)
  2. Open in VTA2 circuit
  3. Open in E2 circuit
  4. Short between VC and VTA2 circuits
  5. ECM
 Come on DTC stored
P0300  Random / Multiple Cylinder Misfire Detected
  1. Open or short in engine wire harness
  2. Connector connection
  3. Vacuum hose connection
  4. Ignition system
  5. Injector
  6. Fuel pressure
  7. Mass air flow meter
  8. Engine coolant temperature sensor
  9. Compression pressure
  10. Valve clearance
  11. Valve timing
  12. PCV hose connection
  13. PCV hose
  14. ECM
 Come on/Blink DTC stored
P0301  Cylinder 1 Misfire Detected Same as DTC P0300 Come on/ Blink DTC stored
P0302  Cylinder 2 Misfire Detected Same as DTC P0300 Come on/ Blink DTC stored
P0303  Cylinder 3 Misfire Detected Same as DTC P0300 Come on/ Blink DTC stored
P0304  Cylinder 4 Misfire Detected Same as DTC P0300 Come on/ Blink DTC stored
P0325  Knock Sensor 1 Circuit
  1. Open or short in knock sensor circuit
  2. Knock sensor (under-torqued or looseness)
  3. ECM
 Come on DTC stored
P0327  Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)
  1. Short in knock sensor circuit
  2. Knock sensor
  3. ECM
 Come on DTC stored
P0328  Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)
  1. Open in knock sensor circuit
  2. Knock sensor
  3. ECM
 Come on DTC stored
P0335  Crankshaft Position Sensor "A" Circuit
  1. Open or short in crankshaft position sensor circuit
  2. Crankshaft position sensor
  3. Signal plate (crankshaft)
  4. ECM
 Come on DTC stored
P0340  Camshaft Position Sensor Circuit Malfunction
  1. Open or short in camshaft position sensor circuit
  2. Camshaft position sensor
  3. Camshaft timing pulley
  4. Timing chain has jumped a tooth
  5. ECM
 Come on DTC stored
P0341  Camshaft Position Sensor "A" Circuit Range / Performance (Bank 1 or Single Sensor) Same as DTC P0340 Come on DTC stored
P0351  Ignition Coil "A" Primary / Secondary Circuit
  1. Ignition system
  2. Open or short in IGF or IGT1 circuit between ignition coil with igniter and ECM
  3. No. 1 ignition coil with igniter
  4. ECM
 Come on DTC stored
P0352  Ignition Coil "B" Primary / Secondary Circuit
  1. Ignition system
  2. Open or short in IGF or IGT2 circuit between ignition coil with igniter and ECM
  3. No. 2 ignition coil with igniter
  4. ECM
 Come on DTC stored
P0353  Ignition Coil "C" Primary / Secondary Circuit
  1. Ignition system
  2. Open or short in IGF or IGT3 circuit between ignition coil with igniter and ECM
  3. No. 3 ignition coil with igniter
  4. ECM
 Come on DTC stored
P0354  Ignition Coil "D" Primary / Secondary Circuit
  1. Ignition system
  2. Open or short in IGF or IGT4 circuit between ignition coil with igniter and ECM
  3. No. 4 ignition coil with igniter
  4. ECM
 Come on DTC stored
P0420  Catalyst System Efficiency Below Threshold (Bank 1)
  1. Gas leakage in exhaust system
  2. A/F sensor
  3. Heated oxygen sensor
  4. Front exhaust pipe assembly (3-way catalytic converter)
 Come on DTC stored
P043E  Evaporative Emission System Reference Orifice Clog Up
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module-ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Come on DTC stored
P043F  Evaporative Emission System Reference Orifice High Flow Same as DTC P043E Come on DTC stored
P0441  Evaporative Emission Control System Incorrect Purge Flow
  1. Purge VSV
  2. Connector/wire harness (Purge VSV-ECM)
  3. Canister pump module
  4. Leakage from EVAP system
  5. Leakage from EVAP line (Purge VSV-Intake manifold)
  6. ECM
 Come on DTC stored
P0446  Evaporative Emission Control System Vent Control Circuit
  1. Leak from EVAP system
  2. Purge flow switching valve
  3. Purge VSV
  4. Vent valve
  5. Fuel tank pressure sensor
 Come on DTC stored
P0450  Evaporative Emission Control System Pressure Sensor Malfunction
  1. Canister pump module
  2. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  3. Connector/wire harness (Canister pump module ECM)
  4. ECM
 Come on DTC stored
P0451  Evaporative Emission Control System Pressure Sensor Range / Performance
  1. Canister pump module
  2. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  3. ECM
 Come on DTC stored
P0452  Evaporative Emission Control System Pressure Sensor / Switch Low Input Same as DTC P0450 Come on DTC stored
P0453  Evaporative Emission Control System Pressure Sensor / Switch High Input
  1. Canister pump module
  2. Connector/wire harness (canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. Connector/Wire harness (canister pump module - ECM)
  5. ECM
 Come on DTC stored
P0455  Evaporative Emission Control System Leak Detected (Gross Leak)
  1. Fuel cap (loose)
  2. Leakage from EVAP line (Canister-Fuel tank)
  3. Leakage from EVAP line (Purge VSV-Canister)
  4. Canister pump module
  5. Leakage from fuel tank
  6. Leakage from canister
 Come on DTC stored
P0456  Evaporative Emission Control System Leak Detected (Very Small Leak) Same as DTC P0455 Come on DTC stored
P0505  Idle Control System Malfunction
  1. Electronic throttle control system
  2. Air induction system
  3. PCV valve and hose
  4. ECM
 Come on DTC stored
P050A  Cold Start Idle Air Control System Performance
  1. Throttle body assembly
  2. Mass air flow meter
  3. Air induction system
  4. PCV hose connections
  5. VVT system
  6. Air cleaner filter element
  7. ECM
 Come on DTC stored
DTC P050B  Cold Start Ignition Timing Performance
  1. Throttle body assembly
  2. Mass air flow meter
  3. Air induction system
  4. PCV hose connections
  5. VVT system
  6. Air cleaner filter element
  7. ECM
 Come on DTC stored
P0560  System Voltage
  1. Open in back up power source circuit
  2. ECM
 Come on DTC stored
P0604  Internal Control Module Random Access Memory (RAM) Error ECM Come on DTC stored
P0606  ECM / PCM Processor
  1. Exhaust gas leak
  2. HO2 sensor
  3. ECM
 Come on DTC stored
P0607  Control Module Performance ECM Come on DTC stored
P0657  Actuator Supply Voltage Circuit / Open ECM Come on DTC stored
P1115  Coolant Temperature Sensor Circuit for Coolant Heat Storage System
  1. Open or short in CHS (Coolant Heat Storage) tank outlet temperature sensor circuit
  2. CHS tank outlet temperature sensor
  3. ECM
 Come on DTC stored
P1116  Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage
  1. Coolant heat storage tank outlet temperature sensor
  2. Cooling system (clogging)
 Come on DTC stored
P1117  Coolant Temperature Sensor Circuit Low for Coolant Heat Storage
  1. Short in CHS tank outlet temperature sensor circuit
  2. CHS tank outlet temperature sensor
  3. ECM
 Come on DTC stored
P1118  Coolant Temperature Sensor Circuit High for Coolant Heat Storage
  1. Open in CHS tank outlet temperature sensor circuit
  2. CHS tank outlet temperature sensor
  3. ECM
 Come on DTC stored
P1120  Coolant Flow Control Valve Position Sensor Circuit
  1. Open or short in water valve position sensor circuit
  2. Water valve (coolant flow control valve)
  3. ECM
 Come on DTC stored
P1121  Coolant Flow Control Valve Position Sensor Circuit Stuck
  1. Water valve (coolant flow control valve)
  2. Cooling system (clogging)
  3. ECM
 Come on DTC stored
P1122  Coolant Flow Control Valve Position Sensor Circuit Low
  1. Water valve (coolant flow control valve)
  2. Short in WBAD (valve position signal) circuit
  3. Open in VC circuit
  4. ECM
 Come on DTC stored
P1123  Coolant Flow Control Valve Position Sensor Circuit High
  1. Water valve (coolant flow control valve)
  2. Short in WBAD circuit
  3. Open in E2 circuit
  4. VC and WBAD circuits are short circuited
  5. ECM
 Come on DTC stored
P1150  Coolant Path Clog of Coolant Heat Storage System
  1. Coolant heat storage tank outlet temperature sensor
  2. Water valve (coolant flow control valve)
  3. Cooling system (clogging)
  4. ECM
 Come on DTC stored
P1151  Coolant Heat Storage Tank Coolant heat storage tank Come on DTC stored
P1450  Fuel Tank Pressure Sensor
  1. Fuel tank pressure sensor
  2. Connector/wire harness (Fuel tank pressure sensor-ECM)
  3. ECM
 Come on DTC stored
P1451  Fuel Tank Pressure Sensor Range/ Performance
  1. Fuel tank pressure sensor
  2. Connector/wire harness (Fuel tank pressure sensor-ECM)
  3. ECM
 Come on DTC stored
P1452  Fuel Tank Pressure Sensor Low Input
  1. Fuel tank pressure sensor
  2. Connector/wire harness (Fuel tank pressure sensor-ECM)
  3. ECM
 Come on DTC stored
P1453  Fuel Tank Pressure Sensor High Input
  1. Fuel tank pressure sensor
  2. Connector/wire harness (Fuel tank pressure sensor-ECM)
  3. ECM
 Come on DTC stored
P1455  Vapor Reducing Fuel Tank System Malfunction
  1. Fuel Tank
  2. Fuel system
  3. ECM
 Come on DTC stored
P2102  Throttle Actuator Control Motor Circuit Low
  1. Open in throttle control motor circuit
  2. Throttle control motor
  3. ECM
 Come on DTC stored
P2103  Throttle Actuator Control Motor Circuit High
  1. Short in throttle control motor circuit
  2. Throttle control motor
  3. Throttle valve
  4. Throttle body assembly
  5. ECM
 Come on DTC stored
P2111  Throttle Actuator Control System - Stuck Open
  1. Throttle control motor circuit
  2. Throttle control motor
  3. Throttle body
  4. Throttle valve
 Come on DTC stored
P2112  Throttle Actuator Control System - Stuck Closed
  1. Throttle control motor circuit
  2. Throttle control motor
  3. Throttle body
  4. Throttle valve
 Come on DTC stored
P2118  Throttle Actuator Control Motor Current Range / Performance
  1. Open in ETCS power source circuit
  2. ETCS fuse
  3. ECM
 Come on DTC stored
P2119  Throttle Actuator Control Throttle Body Range / Performance
  1. Electric throttle control system
  2. ECM
 Come on DTC stored
P2135  Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
  1. Short between VTA1 and VTA2 circuits
  2. Throttle position sensor (built into throttle body)
  3. ECM
 Come on DTC stored
P2195  Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
  1. Open or short in A/F sensor (bank 1 sensor 1) circuit
  2. A/F sensor (bank 1 sensor 1)
  3. A/F sensor heater
  4. Integration relay
  5. A/F sensor heater and relay circuit
  6. Air induction system
  7. Fuel pressure
  8. Injector
  9. PCV hose connection
  10. ECM
 Come on DTC stored
P2196  Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1) Same as DTC P2195 Come on DTC stored
P2237  Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor D
  1. Open or short in A/F sensor (sensor 1) circuit
  2. A/F sensor (sensor 1)
  3. ECM
 Come on DTC stored
P2238  Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
  1. Open or short in A/F sensor (sensor 1) circuit
  2. A/F sensor (sensor 1)
  3. ECM
 Come on DTC stored
P2239  Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor D
  1. Open or short in A/F sensor (sensor 1) circuit
  2. A/F sensor (sensor 1)
  3. ECM
 Come on DTC stored
P2252  Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)
  1. Open or short in A/F sensor (sensor 1) circuit
  2. A/F sensor (sensor 1)
  3. ECM
 Come on DTC stored
P2253  Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
  1. Open or short in A/F sensor (sensor 1) circuit
  2. A/F sensor (sensor 1)
  3. ECM
 Come on DTC stored
P2401  Evaporative Emission Leak Detection Pump Stuck OFF Same as DTC P043E Come on DTC stored
P2402  Evaporative Emission Leak Detection Pump Stuck ON Same as DTC P043E Come on DTC stored
P2419  Evaporative Emission Pressure Switching Valve Stuck ON Same as DTC P043E Come on DTC stored
P2420  Evaporative Emission Pressure Switching Valve Stuck OFF
  1. Canister pump module (reference orifice, leak detection pump, vent valve)
  2. Connector / wire harness (Pump module ECM)
  3. ECM
 Come on DTC stored
P2601  Coolant Pump Control Circuit Range / Performance
  1. CHS water pump
  2. CHS water pump relay
  3. Open or short in CHS water pump circuit
  4. ECM
 Come on DTC stored.
P2610  ECM / PCM Internal Engine Off Timer Performance ECM Come on DTC stored
P2A00  A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
  1. Open or short in A/F sensor (bank 1 sensor 1) circuit
  2. A/F sensor (bank 1 sensor 1)
  3. A/F sensor heater
  4. EFI M relay (integration relay)
  5. A/F sensor heater and relay circuit
  6. Air induction system
  7. Fuel pressure
  8. Injector
  9. PCV hose connection
  10. ECM
 Come on DTC stored
P3190  Poor Engine Power
  1. Air induction system
  2. Throttle body
  3. Fuel pressure
  4. Engine
  5. Mass air flow meter
  6. Out of fuel
  7. Engine coolant temperature sensor
  8. Crankshaft position sensor
  9. Camshaft position sensor
  10. ECM
 Come on DTC stored
P3191  Engine does not Start
  1. Air induction system
  2. Throttle body
  3. Fuel pressure
  4. Engine
  5. Mass air flow meter
  6. Out of fuel
  7. Engine coolant temperature sensor
  8. Crankshaft position sensor
  9. Camshaft position sensor
  10. ECM
 Come on DTC stored
P3193  Fuel Run Out
  1. Out of fuel
  2. ECM
 Come on DTC stored
U0293  Lost Communication with-HV ECU
  1. Wire harness
  2. HV ECU
  3. ECM
 Come on DTC stored
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