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Smart fault codes

2,388 codes · 84 vehicle records · 75 ECU records · 14,877 live-data parameters

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Codes 2,388

CodeDescriptionBrandsSystem
P2125Electronic throttle position sensor signal failure34Powertrain
P2126Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance34Powertrain
P2127Short circuit to negative or open circuit42Powertrain
P2128Short circuit to positive42Powertrain
P2133Throttle/Pedal Position Sensor/Switch F Circuit High35Powertrain
P2134Throttle/Pedal Position Sensor/Switch F Circuit Intermittent27Powertrain
P2135Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation41Powertrain
P2138Electronic accelerator pedal position sensor 1, 2 circuit correlation fault40Powertrain
P2139Throttle/Pedal Position Sensor/Switch D/F Voltage Correlation29Powertrain
P2140Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation30Powertrain
P2141EGR Throttle Control Circuit A Low31Powertrain
P2142EGR Throttle Control Circuit A High32Powertrain
P2143EGR vent control circuit/open30Powertrain
P2149Fuel Injector Group B Supply Voltage Circuit/Open36Powertrain
P2151Fuel Injector Group B Supply Voltage Circuit High35Powertrain
P2158Vehicle Speed Sensor B27Powertrain
P2176Electronic throttle body position sensor signal33Powertrain
P2177Mixture too lean36Powertrain
P2178Mixture too rich36Powertrain
P2187Fuel system too lean in idle working condition36Powertrain
P2188Fuel system too rich in idle working condition35Powertrain
P2194System Too Rich at Higher Load (Bank 2)30Powertrain
P2195The upstream oxygen is too lean when accelerating and enriching it.42Powertrain
P2196O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1)42Powertrain
P2197O2 Sensor Signal Biased/Stuck Lean (Bank 2 Sensor 1)38Powertrain
P2198Oxygen (Lambda) sensor B2 S1: signal too high (rich)35Powertrain
P2199Intake Air Temperature Sensor 1/2 Correlation32Powertrain
P2200NOx Sensor Circuit Bank 133Powertrain
P2201Input voltage is higher than 360 volts30Powertrain
P2203NOx Sensor Circuit High (Bank 1 Sensor 1)31Powertrain
P2204DC/DC converter internal temperature is higher than 90°C27Powertrain
P2206NOx Sensor Heater Control Circuit Low Bank 127Powertrain
P2207NOx Sensor Heater Control Circuit High (Bank 1 Sensor 1)27Powertrain
P2208NOx Sensor Heater Sense Circuit (Bank 1 Sensor 1)28Powertrain
P220ANOx Sensor Supply Voltage Circuit (Bank 1 Sensor 1)22Powertrain
P220BNOx Sensor Supply Voltage Circuit (Bank 1 Sensor 2)20Powertrain
P2210NOx Sensor Heater Sense Circuit Low (Bank 1 Sensor 1)28Powertrain
P2211NOx Sensor Heater Sense Circuit High Bank 128Powertrain
P2212NOx Sensor Heater Sense Circuit Intermittent Bank 125Powertrain
P2214NOx sensor circuit range/performance bank 227Powertrain
P2217NOx sensor circuit intermittent bank 225Powertrain
P2218NOx sensor heater control circuit/open bank 225Powertrain
P2219NOx sensor heater control circuit low bank 225Powertrain
P2220NOx sensor heater control circuit high bank 225Powertrain
P2221NOx sensor heater sense circuit bank 225Powertrain
P2222NOx sensor heater sense circuit range/performance bank 227Powertrain
P2223NOx sensor heater sense circuit low bank 227Powertrain
P2224NOx sensor heater sense circuit high bank 226Powertrain
P2225NOx sensor heater sense circuit intermittent bank 225Powertrain
P2226Barometric Pressure Sensor A Circuit37Powertrain

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

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