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 |
|---|---|---|---|
| P1156 | Short circuit to negative | 18 | Powertrain |
| P1159 | Mixture too lean | 22 | Powertrain |
| P115C | TCM unable to process driver input - forced engine shutdown | 7 | Powertrain |
| P115D | Mass air flow (MAF) circuit offset | 7 | Powertrain |
| P115E | Oxygen reference voltage circuit (NOx sensor 1) | 12 | Powertrain |
| P1160 | Mixture too rich | 25 | Powertrain |
| P1161 | Mixture too lean | 26 | Powertrain |
| P1162 | Fuel temperature sensor circuit short to ground | 20 | Powertrain |
| P1163 | Injector control | 27 | Powertrain |
| P1164 | Fuel temperature sensor range/performance/incorrect signal | 24 | Powertrain |
| P1165 | Inlet vortex valve vacuum control switch | 19 | Powertrain |
| P1166 | Bank 1, long term fuel trim, range 2 rich limit exceeded | 25 | Powertrain |
| P1167 | Heater coupling to signal | 29 | Powertrain |
| P1168 | Fuel tank temperature sensor low input | 23 | Powertrain |
| P1169 | Heater coupling to signal | 25 | Powertrain |
| P116A | Fuel stepper motor control 1 circuit open | 12 | Powertrain |
| P116B | Fuel stepper motor control 1 circuit short | 12 | Powertrain |
| P116C | Fuel stepper motor control 2 circuit open | 12 | Powertrain |
| P116F | Fuel volume regulator control exceeded control limits | 12 | Powertrain |
| P1170 | Capacitor 2 voltage | 28 | Powertrain |
| P1175 | Pre-Injection Turned Off | 22 | Powertrain |
| P117B | Air fuel ratio (bank 2) | 9 | Powertrain |
| P1180 | DME: Jump time, ox.sensor after cat.conv., bank 1 | 27 | Powertrain |
| P1181 | DME: Jump time, ox.sensor after cat.conv., bank 2 | 26 | Powertrain |
| P1182 | Brake circuit vacuum sensor signal failure | 23 | Powertrain |
| P1183 | Vacuum pump sensor failure | 24 | Powertrain |
| P1184 | DME: ACAT sensor, signal after SA, implausible, bank 1 | 24 | Powertrain |
| P1185 | DME: ACAT sensor, signal after SA, implausible, bank 2 | 23 | Powertrain |
| P1190 | Gas pressure sensor/engine | 32 | Powertrain |
| P1191 | Key line voltage | 31 | Powertrain |
| P1192 | too great in lean range | 33 | Powertrain |
| P1193 | too great in lean range | 28 | Powertrain |
| P1197 | Signal above threshold or short circuit to positive | 22 | Powertrain |
| P1198 | Signal below threshold or short circuit to ground | 21 | Powertrain |
| P1199 | Fuel level input circuit low | 19 | Powertrain |
| P119E | NOx sensor 2 signal circuit low voltage | 14 | Powertrain |
| P119F | Engine oil circuit | 15 | Powertrain |
| P11A8 | Exhaust camshaft dephaser | 12 | Powertrain |
| P11A9 | Intake camshaft phase adjuster | 13 | Powertrain |
| P11AA | Boost pressure sensor failure | 14 | Powertrain |
| P11AB | Boost pressure sensor | 14 | Powertrain |
| P11AC | Fuel flow regulator | 7 | Powertrain |
| P11AD | Pressure sensor on the injection rail | 11 | Powertrain |
| P11B0 | Variable resistance turbocharger | 8 | Powertrain |
| P11B1 | Variable resistance turbocharger | 8 | Powertrain |
| P11B2 | Heated Oxygen Sensor (HO2S) 2 performance - signal low during moderate load | 14 | Powertrain |
| P11B3 | Heated Oxygen Sensor (HO2S) 2 performance during deceleration fuel cutoff | 13 | Powertrain |
| P11B4 | Accelerator pedal sensor signal | 11 | Powertrain |
| P11B5 | Heated Oxygen Sensor (HO2S) 2 current performance | 10 | Powertrain |
| P11B6 | The electric vacuum pump obviously lost control | 7 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.