Toyota fault codes
12,945 codes · 876 vehicle records · 1,973 ECU records · 43,462 live-data parameters
Codes 12,945
| Code | Description | Brands | System |
|---|---|---|---|
| P3011 | Electronic throttle body failure | 21 | Powertrain |
| P3012 | Electronic throttle body failure | 21 | Powertrain |
| P3013 | Electronic throttle body failure | 21 | Powertrain |
| P3014 | Electronic throttle body failure | 21 | Powertrain |
| P3015 | Electronic throttle body failure | 21 | Powertrain |
| P3016 | Monitoring function: relative fuel mass/injection time not plausible | 19 | Powertrain |
| P3017 | Hybrid/EV battery DC charging positive contactor control circuit high voltage | 21 | Powertrain |
| P3018 | Hybrid/EV battery DC charging negative contactor control circuit | 20 | Powertrain |
| P3019 | Upstream oxygen sensor signal | 20 | Powertrain |
| P301A | Hybrid/EV Battery DC Charging Negative Contactor Control Circuit High Voltage | 13 | Powertrain |
| P301B | Hybrid/EV Battery DC Charging Contactor(s) Stuck Open | 10 | Powertrain |
| P301F | Hybrid/EV Battery DC Charging Positive Voltage Sensor Stuck at a Relatively Low Voltage | 12 | Powertrain |
| P3020 | Each cell voltage difference [032] | 18 | Powertrain |
| P3021 | Inverter overcurrent fault | 21 | Powertrain |
| P3022 | Motor battery voltage error | 20 | Powertrain |
| P3023 | Hybrid/EV battery current sensor exceeded learning limit | 20 | Powertrain |
| P3024 | Inverter drive circuit fault | 18 | Powertrain |
| P3025 | Resolver system abnormality | 17 | Powertrain |
| P3026 | Flow meter signal | 17 | Powertrain |
| P3027 | Charge port lock position sensor performance - signal low | 17 | Powertrain |
| P3028 | Engine electronic control unit failure | 18 | Powertrain |
| P3029 | Charge port lock position sensor performance | 16 | Powertrain |
| P302A | Relay for low heater output: open circuit; Lower limit exceeded | 12 | Powertrain |
| P302B | Relay for high heater output: open circuit; Mechanical failure | 12 | Powertrain |
| P302F | Relay for fuel cooling pump: short To ground; Lower limit exceeded | 14 | Powertrain |
| P3030 | Barometric pressure sensor performance high | 22 | Powertrain |
| P3034 | Electronic throttle body failure | 17 | Powertrain |
| P303A | Charging Inlet - Tri-color Status LED | 12 | Powertrain |
| P303B | Charging Coupler Temperature Sensor | 11 | Powertrain |
| P303F | Cold start valve: short to ground; Open or short to plus | 13 | Powertrain |
| P304A | Power Convertor A - High Voltage Supply Circuit | 12 | Powertrain |
| P304F | Switch for Electric driving; Defective | 13 | Powertrain |
| P3052 | Idle speed control catalyst heating deviation high | 25 | Powertrain |
| P3053 | DC/DC converter output voltage sensor circuit 1 high voltage | 23 | Powertrain |
| P3055 | DC/DC converter output voltage 1 performance | 20 | Powertrain |
| P3056 | DC/DC converter output voltage 2 performance | 20 | Powertrain |
| P305F | Instrument cluster turn-off time: malfunction; Mechanical failure | 12 | Powertrain |
| P3060 | Knock detector | 16 | Powertrain |
| P3061 | Hybrid/EV battery precharge high current | 15 | Powertrain |
| P3065 | Electronic throttle body failure | 20 | Powertrain |
| P306A | Injection time failure | 13 | Powertrain |
| P306B | Intake variable timing solenoid valve | 13 | Powertrain |
| P306C | Injection time failure | 12 | Powertrain |
| P306D | Cold Start Exhaust Camshaft Position Timing Over-Advanced - Bank 1 Sensor 2 Cold Start Emission Reduction Strategy (CSERS) | 11 | Powertrain |
| P306E | Cold Start Exhaust Camshaft Position Timing Over-Advanced - Bank 2 Sensor 2 Cold Start Emission Reduction Strategy (CSERS) | 11 | Powertrain |
| P306F | Cold Start Intake Air Temperature Sensor 1 Performance Cold Start Emission Reduction Strategy (CSERS) | 12 | Powertrain |
| P3076 | Engine management ECU | 15 | Powertrain |
| P3077 | Sub fuel pump relay | 14 | Powertrain |
| P307F | Each Cell VOLT. difference | 10 | Powertrain |
| P3085 | Each cell voltage difference [133] | 14 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.