Toyota Error Codes



Toyota Diagnostic Trouble Codes Full List. Toyota OBDI and OBDII diagnostic fault code and analysis list.

Parameters listed in the chart may not be exactly the same as your reading due to the type of instrument or other factors. If a malfunction code is displayed during the DTC check in check mode, check the circuit for the codes listed in the table below.

DTC No.Detection Item
P0031Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 1). Trouble Area: 1.Open in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM.
P0032Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 1). Trouble Area: 1.Short in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0037Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2). Trouble Area: 1.Open in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0038Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2). Trouble Area: 1.Short in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0051Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 1). Trouble Area: 1.Open in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0052Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 1). Trouble Area: 1.Short in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0057Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2). Trouble Area: 1.Open in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0058Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2). Trouble Area: 1.Short in heater circuit of heated oxygen sensor 2.Heated oxygen sensor heater 3.EFI or ECD relay 4.ECM
P0100Mass or Volume Air Flow Circuit. Trouble Area: 1.Open or short in mass air flow meter circuit 2.Mass air flow meter 3.ECM
P0101Mass or Volume Air Flow Circuit Range/Performance Problem. Trouble Area: Mass air flow meter
P0102Mass or Volume Air Flow Circuit Low Input. Trouble Area: 1.Open or short in mass air flow meter circuit 2.Mass air flow meter 3.ECM
P0103Mass or Volume Air Flow Circuit High Input. Trouble Area: 1.Open or short in mass air flow meter circuit (+B circuit) 2.Mass air flow meter 3.ECM
P0110Intake Air Temperature Circuit. Trouble Area: 1.Open or short in intake air temperature sensor circuit 2.Intake air temperature sensor (built in mass air flow meter) 3.ECM
P0112Intake Air Temperature Circuit Low Input. Trouble Area: 1.Open or short in intake air temperature sensor circuit 2.Intake air temperature sensor (built in mass air flow meter) 3.ECM
P0113Intake Air Temperature Circuit High Input. Trouble Area: 1.Open or short in intake air temperature sensor circuit 2.Intake air temperature sensor (built in mass air flow meter) 3.ECM
P0115Engine Coolant Temperature Circuit. Trouble Area: 1.Open or short in engine coolant temperature sensor circuit 2.Engine coolant temperature sensor 3.ECM
P0116Engine Coolant Temperature Circuit Range/Performance Problem. Trouble Area: Engine coolant temperature sensor
P0117Engine Coolant Temperature Circuit Low Input. Trouble Area: 1.Open or short in engine coolant temperature sensor circuit 2.Engine coolant temperature sensor 3.ECM
P0118Engine Coolant Temperature Circuit High Input. Trouble Area: 1.Open or short in engine coolant temperature sensor circuit 2.Engine coolant temperature sensor 3.ECM
P0120Throttle Pedal Position Sensor/ Switch ”A” Circuit. Trouble Area: 1.Throttle control motor and sensor 2.ECM
P0121Throttle/Pedal Position Sensor/ Switch ”A” Circuit Range/Performance Problem. Trouble Area: Throttle control motor and sensor
P0122Throttle/Pedal Position Sensor/ Switch ”A” Circuit Low Input. Trouble Area: 1.Throttle control motor and sensor 2.Short in VTA1 circuit 3.Open in VC circuit 4.ECM
P0123Throttle/Pedal Position Sensor/ Switch ”A” Circuit High Input. Trouble Area: 1.Throttle control motor and sensor 2.Open in VTA1 circuit 3.Open in E2 circuit 4.VC and VTA1 circuit are short-circuited 5.ECM
P0125Insufficient Coolant Temperature for Closed Loop Fuel Control. Trouble Area: 1.Cooling system 2.Engine coolant temperature sensor 3.Thermostat
P0128Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature). Trouble Area: 1.Thermostat 2.Cooling system 3.Engine coolant temperature sensor 4.ECM
P0130Oxygen Sensor Circuit (Bank 1 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.Injector 8.ECM
P0133Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.Injector 8.ECM
P0134Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.PCV hose connection 8.PCV valve and hose 9.Injector 10.Gas leakage on exhaust system 11.PCV piping 12.ECM
P0136Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay
P0150Oxygen Sensor Circuit (Bank 2 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.Injector 8.ECM
P0153Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.Injector 8.ECM
P0154Oxygen Sensor Circuit No Activity Detected (Bank 2 Sensor 1). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay 5.Air induction system 6.Fuel pressure 7.PCV hose connection 8.PCV valve and hose 9.Injector 10.Gas leakage on exhaust system 11.PCV piping 12.ECM
P0156Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2). Trouble Area: 1.Open or short in heated oxygen sensor circuit 2.Heated oxygen sensor 3.Heated oxygen sensor heater 4.EFI or ECD relay
P0171System too Lean (Bank 1). Trouble Area: 1.Air induction system 2.Injector blockage 3.Mass air flow meter 4.Engine coolant temperature sensor 5.Fuel pressure 6.Gas leakage on exhaust system 7.Open or short in heated oxygen sensor (bank 1 sensor 1) circuit 8.Heated oxygen sensor (bank 1 sensor 1) 9.Heated oxygen sensor heater 10.EFI or ECD relay 11.PCV piping 12.ECM
P0172System too Rich (Bank 1). Trouble Area: 1.Injector leak, 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 heated oxygen sensor (bank 1 sensor 1) circuit 8.Heated oxygen sensor (bank 1 sensor 1) 9.ECM
P0174System too Lean (Bank 2). Trouble Area: 1.Air induction system 2.Injector blockage 3.Mass air flow meter 4.Engine coolant temperature sensor 5.Fuel pressure 6.Gas leakage on exhaust system 7.Open or short in heated oxygen sensor (bank 2 sensor 1) circuit 8.Heated oxygen sensor (bank 2 sensor 1) 9.Heated oxygen sensor heater 10.EFI or ECD relay 11.PCV piping 12.ECM
P0175System too Rich (Bank 2). Trouble Area: 1.Injector leak, 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 heated oxygen sensor (bank 2 sensor 1) circuit 8.Heated oxygen sensor (bank 2 sensor 1) 9.ECM
P0220Throttle/Pedal Position Sensor/ Switch ”B” Circuit. Trouble Area: 1.Throttle control motor and sensor 2.ECM
P0222Throttle/Pedal Position Sensor/ Switch ”B” Circuit Low Input. Trouble Area: 1.Throttle control motor and sensor 2.Short in VTA2 circuit 3.Open in VC circuit 4.ECM
P0223Throttle/Pedal Position Sensor/ Switch ”B” Circuit High Input. Trouble Area: 1.Throttle control motor and sensor 2.Open in VTA2 circuit 3.Open in E2 circuit 4.VC and VTA2 circuit are short-circuited 5.ECM
P0230Fuel Pump Primary Circuit. Trouble Area: 1.Open or short in fuel pump relay circuit 2.Fuel pump relay 3.Circuit opening relay 4.Fuel pump 5.ECM
P0300Random/Multiple Cylinder Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0301Cylinder 1 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0302Cylinder 2 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0303Cylinder 3 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0304Cylinder 4 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0305Cylinder 5 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0306Cylinder 6 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0307Cylinder 7 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0308Cylinder 8 Misfire Detected. Trouble Area: 1.Open or short in engine wire 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 piping 13.ECM
P0325Knock Sensor 1 Circuit (Bank 1 or Single Sensor). Trouble Area: 1.Open or short in knock sensor 1 circuit 2.Knock sensor 1 (looseness) 3.ECM
P0330Knock Sensor 2 Circuit (Bank 2). Trouble Area: 1.Open or short in knock sensor 2 circuit 2.Knock sensor 2 (looseness) 3.ECM
P0335Crankshaft Position Sensor ”A” Circuit. Trouble Area: 1.Open or short in crankshaft position sensor circuit 2.Crankshaft position sensor 3.Signal plate 4.ECM
P0339Crankshaft Position Sensor ”A” Circuit Intermittent. Trouble Area: 1.Open or short in crankshaft position sensor circuit 2.Crankshaft position sensor 3.Signal plate 4.ECM
P0340Camshaft Position Sensor ”A” Circuit (Bank 1 or Single Sensor). Trouble Area: 1.Open or short in camshaft position sensor circuit 2.Camshaft position sensor 3.LH camshaft timing pulley 4.Jumping teeth of timing belt 5.ECM
P0341Camshaft Position Sensor ”A” Circuit Range/Performance (Bank 1 or Single Sensor). Trouble Area: 1.Open or short in IGF 1 and IGT 1 circuit from No. 1 ignition coil with igniter to ECM 2.No. 1 ignition coil with igniter 3.Ignition system 4.ECM
P0351Ignition Coil ”A” Primary/Secondary Circuit. Trouble Area: 1.Open or short in IGF 2 and IGT 2 circuit from No. 2 ignition coil with igniter to ECM 2.No. 2 ignition coil with igniter 3.Ignition system 4.ECM
P0352Ignition Coil ”B” Primary/Secondary Circuit. Trouble Area: 1.Open or short in IGF 2 and IGT 3 circuit from No. 3 ignition coil with igniter to ECM 2.No. 3 ignition coil with igniter 3.Ignition system 4.ECM
P0353Ignition Coil ”C” Primary/Secondary Circuit. Trouble Area: 1.Open or short in IGF 1 and IGT 4 circuit from No. 4 ignition coil with igniter to ECM 2.No. 4 ignition coil with igniter 3.Ignition system 4.ECM
P0354Ignition Coil ”D” Primary/Secondary Circuit. Trouble Area: 1.Open or short in IGF 2 and IGT 5 circuit from No. 5 ignition coil with igniter to ECM 2.No. 5 ignition coil with igniter 3.Ignition system 4.ECM
P0355Ignition Coil ”E” Primary/Secondary Circuit. Trouble Area: 1.Open or short in IGF 2 and IGT 5 circuit from No. 5 ignition coil with igniter to ECM 2.No. 5 ignition coil with igniter 3.Ignition system 4.ECM
P0356Ignition Coil ”F” Primary/Secondary Circuit.
P0357Ignition Coil ”G” Primary/Secondary Circuit.
P0358Ignition Coil ”H” Primary/Secondary Circuit.
P0420Catalyst System Efficiency Below Threshold (Bank 1).
P0430Catalyst System Efficiency Below Threshold (Bank 2).
P0441Evaporative Emission Control System Incorrect Purge Flow.
P0442Evaporative Emission Control System Leak Detected (Small Leak).
P0446Evaporative Emission Control System Vent Control Circuit.
P0451Evaporative Emission Control System Pressure Sensor/Switch Range/Performance.
P0452Evaporative Emission Control System Pressure Sensor/Switch Low Input.
P0453Evaporative Emission Control System Pressure Sensor/Switch High Input.
P0455Evaporative Emission Control System Leak Detected (Gross Leak).
P0456Evaporative Emission Control System Leak Detected (Very Small Leak).
P0500Vehicle Speed Sensor ”A”.
P0503Vehicle Speed Sensor ”A” Intermittent/Erratic/High.
P0504Brake Switch ”A”/”B” Correlation.
P0505Idle Air Control System.
P0560System Voltage.
P0571Brake Switch ”A” Circuit.
P0604Internal Control Module Random Access Memory (RAM) Error.
P0606ECM/PCM Processor.
P0607Control Module Performance.
P0617Starter Relay Circuit High.
P0657Actuator Supply Voltage Circuit / Open.
P0724Brake Switch ”B” Circuit High.
P2102Throttle Actuator Control Motor Circuit Low.
P2103Throttle Actuator Control Motor Circuit High.
P2111Throttle Actuator Control System - Stuck Open.
P2112Throttle Actuator Control System - Stuck Closed.
P2118Throttle Actuator Control Motor Current Range/Performance.
P2119Throttle Actuator Control Throttle Body Range/Performance.
P2120Throttle/Pedal Position Sensor/ Switch ”D” Circuit.
P2121Throttle/Pedal Position Sensor/ Switch ”D” Circuit Range/Performance.
P2122Throttle/Pedal Position Sensor/ Switch ”D” Circuit Low Input.
P2123Throttle/Pedal Position Sensor/ Switch ”D” Circuit High Input.
P2125Throttle/Pedal Position Sensor/ Switch ”E” Circuit.
P2127Throttle/Pedal Position Sensor/ Switch ”E” Circuit Low Input.
P2128Throttle/Pedal Position Sensor/ Switch ”E” Circuit High Input.
P2135Throttle Pedal Position Sensor/ Switch ”A” / ”B” Voltage Correlation.
P2138Throttle Pedal Position Sensor/ Switch ”D” / ”E” Voltage Correlation.
P2195Oxygen Sensor Signal Stuck Lean (Bank 1 Sensor 1).
P2196Oxygen Sensor Signal Stuck Rich (Bank 1 Sensor 1).
P2197Oxygen Sensor Signal Stuck Lean (Bank 2 Sensor 1).
P2198Oxygen Sensor Signal Stuck Rich (Bank 2 Sensor 1).
P2418Evaporative Emission System Valve Control Circuit/Open.
Toyota Parts Location
Toyota Parts Location

Toyota Avensis DTC Diagnostic Trouble Code Chart

If a malfunction code is displayed during the DTC check, check the circuit listed for the code in the table below and proceed to the appropriate page.

DTC No.Description of fault
000No malfunction
010Overvoltage shutoff
011Undervoltage shutoff
012Overheating. Check temperature at temperature or overheating sensor > 125C Check water circuit.
014Possible overheating detected (Hardware threshold value) Difference of measured values at temperature sensor > 15 C (min. 70 C water temperature and metering pump in operation); Check temperature sensor and overheating sensor, replace if necessary.
017Overheating detected (Hardware threshold value). Temperature at temperature or overheating sensor > 130C, emergency OFF if DTC No. 012 or 014s not applicable; Check water circuit, temperature sensor and overheating sensor, replace if necessary.
020Glow plug break. Check glow plug, replace if necessary.
021Glow plug output overload. Check glow plug, replace if necessary.
030Combustion air blower motor. EMF outside perm. range. Blower impeller or burner motor fammed (frozen solid, dirty, etc.) Remedy jam, replace burner motor if necessary.
031Combustion air blower motor break. Check the lead to combustion air motor (burner motor) for continuity, replace if necessary.
032Combustion air blower motor short–circuit. Check combustion air blower motor (burner motor), replace if necessary. Check supply lead (chafed, etc.).
047Metering pump short–circuit. Check the supply lead to metering pump for short–circuit, check metering pump, replace if necessary.
048Metering pump break. Check the supply lead to metering pump for continuity, remedy break, replace metering pump if necessary
051Cold blow time exceeded. At start, if flame sensor above 70 C, > 240 sec.; Check exhaust gas combustion air supply, check flame sensor, replace if necessary.
052Safety time exceeded. When all perm. start attempts used up; Check the fuel delivery and fuel supply. Check exhaust gas and combustion air ducts.
054Flame cutout, High setting. Check the fuel delivery and fuel supply. Check exhaust gas combustion air ducts.
056Flame cutout, LOW setting. Check the fuel delivery and fuel supply. Check exhaust gas combustion air ducts.
060Temperature control sensor break. Check connecting leads. Resistance value between 2 and 10 connector B > 2 M (if break)
061Temperature control sensor short–circuit. Check connecting leads. Resistance value between 2 and 10 at connector B < 2 M (If short– circuit)
064Flame sensor break. Check connecting leads. Resistance value between 7 and 14 at connector B > 3,040  (If break)
065Flame sensor short–circuit. Check connecting leads. Resistance value between 7 and 14 at connector B > 780  (If short–circuit)
071Surface sensor break. Check connecting leads. Resistance value between 4 and 11 at connector B > 2  (If break)
072Surface sensor short–circuit. Check connecting leads. Resistance value between 4 and 11 at connector B > 50 (If short–circuit)
090Control unit detective (Internal fault / Reset) Control unit detective (ROM error) Control unit detective (RAM error). Control unit malfunction due to interference voltage from vehicle electrical system; possible causes low batteries, chargers, other sources of interference; eliminate interference voltages. Internal faults detected in microprocessor / memory detected. Replace control unit.
092Control unit detective (Internal fault / Reset) Control unit detective (ROM error) Control unit detective (RAM error). Control unit malfunction due to interference voltage from vehicle electrical system; possible causes low batteries, chargers, other sources of interference; eliminate interference voltages. Internal faults detected in microprocessor / memory detected. Replace control unit.
093Control unit detective (Internal fault / Reset) Control unit detective (ROM error) Control unit detective (RAM error). Control unit malfunction due to interference voltage from vehicle electrical system; possible causes low batteries, chargers, other sources of interference; eliminate interference voltages. Internal faults detected in microprocessor / memory detected. Replace control unit.
097Internal control unit faults. Other faults which cannot lead to DTC No. 90, 92 and 93, replace control unit.

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