Smart fault codes
2,388 codes · 84 vehicle records · 75 ECU records · 14,877 live-data parameters
Codes 2,388
| Code | Description | Brands | System |
|---|---|---|---|
| P2125 | Electronic throttle position sensor signal failure | 34 | Powertrain |
| P2126 | Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance | 34 | Powertrain |
| P2127 | Short circuit to negative or open circuit | 42 | Powertrain |
| P2128 | Short circuit to positive | 42 | Powertrain |
| P2133 | Throttle/Pedal Position Sensor/Switch F Circuit High | 35 | Powertrain |
| P2134 | Throttle/Pedal Position Sensor/Switch F Circuit Intermittent | 27 | Powertrain |
| P2135 | Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation | 41 | Powertrain |
| P2138 | Electronic accelerator pedal position sensor 1, 2 circuit correlation fault | 40 | Powertrain |
| P2139 | Throttle/Pedal Position Sensor/Switch D/F Voltage Correlation | 29 | Powertrain |
| P2140 | Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation | 30 | Powertrain |
| P2141 | EGR Throttle Control Circuit A Low | 31 | Powertrain |
| P2142 | EGR Throttle Control Circuit A High | 32 | Powertrain |
| P2143 | EGR vent control circuit/open | 30 | Powertrain |
| P2149 | Fuel Injector Group B Supply Voltage Circuit/Open | 36 | Powertrain |
| P2151 | Fuel Injector Group B Supply Voltage Circuit High | 35 | Powertrain |
| P2158 | Vehicle Speed Sensor B | 27 | Powertrain |
| P2176 | Electronic throttle body position sensor signal | 33 | Powertrain |
| P2177 | Mixture too lean | 36 | Powertrain |
| P2178 | Mixture too rich | 36 | Powertrain |
| P2187 | Fuel system too lean in idle working condition | 36 | Powertrain |
| P2188 | Fuel system too rich in idle working condition | 35 | Powertrain |
| P2194 | System Too Rich at Higher Load (Bank 2) | 30 | Powertrain |
| P2195 | The upstream oxygen is too lean when accelerating and enriching it. | 42 | Powertrain |
| P2196 | O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1) | 42 | Powertrain |
| P2197 | O2 Sensor Signal Biased/Stuck Lean (Bank 2 Sensor 1) | 38 | Powertrain |
| P2198 | Oxygen (Lambda) sensor B2 S1: signal too high (rich) | 35 | Powertrain |
| P2199 | Intake Air Temperature Sensor 1/2 Correlation | 32 | Powertrain |
| P2200 | NOx Sensor Circuit Bank 1 | 33 | Powertrain |
| P2201 | Input voltage is higher than 360 volts | 30 | Powertrain |
| P2203 | NOx Sensor Circuit High (Bank 1 Sensor 1) | 31 | Powertrain |
| P2204 | DC/DC converter internal temperature is higher than 90°C | 27 | Powertrain |
| P2206 | NOx Sensor Heater Control Circuit Low Bank 1 | 27 | Powertrain |
| P2207 | NOx Sensor Heater Control Circuit High (Bank 1 Sensor 1) | 27 | Powertrain |
| P2208 | NOx Sensor Heater Sense Circuit (Bank 1 Sensor 1) | 28 | Powertrain |
| P220A | NOx Sensor Supply Voltage Circuit (Bank 1 Sensor 1) | 22 | Powertrain |
| P220B | NOx Sensor Supply Voltage Circuit (Bank 1 Sensor 2) | 20 | Powertrain |
| P2210 | NOx Sensor Heater Sense Circuit Low (Bank 1 Sensor 1) | 28 | Powertrain |
| P2211 | NOx Sensor Heater Sense Circuit High Bank 1 | 28 | Powertrain |
| P2212 | NOx Sensor Heater Sense Circuit Intermittent Bank 1 | 25 | Powertrain |
| P2214 | NOx sensor circuit range/performance bank 2 | 27 | Powertrain |
| P2217 | NOx sensor circuit intermittent bank 2 | 25 | Powertrain |
| P2218 | NOx sensor heater control circuit/open bank 2 | 25 | Powertrain |
| P2219 | NOx sensor heater control circuit low bank 2 | 25 | Powertrain |
| P2220 | NOx sensor heater control circuit high bank 2 | 25 | Powertrain |
| P2221 | NOx sensor heater sense circuit bank 2 | 25 | Powertrain |
| P2222 | NOx sensor heater sense circuit range/performance bank 2 | 27 | Powertrain |
| P2223 | NOx sensor heater sense circuit low bank 2 | 27 | Powertrain |
| P2224 | NOx sensor heater sense circuit high bank 2 | 26 | Powertrain |
| P2225 | NOx sensor heater sense circuit intermittent bank 2 | 25 | Powertrain |
| P2226 | Barometric Pressure Sensor A Circuit | 37 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.