Fault code lookup

DFFS fault codes

7,984 codes · 47 vehicle records · 0 ECU records · 0 live-data parameters

Search only DFFS codes

Codes 7,984

CodeDescriptionBrandsSystem
P1125Electronic throttle position sensor (TPS)25Powertrain
P1126Throttle position (narrow range) sensor circuit24Powertrain
P1127Signal implausible29Powertrain
P1128Closed Loop Fueling Not Achieved (Bank 1)32Powertrain
P1129Closed Loop Fueling Not Achieved (Bank 2)31Powertrain
P1130Lack of HO2S Switch - Adaptive Fuel At Limit (Bank 1)35Powertrain
P1131Lack of HO2S Switch - Sensor Indicates Lean (Bank 1)35Powertrain
P1132Lack of HO2S Switch - Sensor Indicates Rich (Bank 1)30Powertrain
P1133HO2S Insufficient Switching (Bank 1 Sensor 1)29Powertrain
P1134HO2S Transition Time Ratio (Bank 1 Sensor 1)26Powertrain
P1135Intake valve timing control (bank 2)31Powertrain
P1136Short circuit to positive26Powertrain
P1137Fuel Trim: Bank 1 (Add): System too Rich27Powertrain
P1138Short circuit to negative25Powertrain
P1140DME: Plausibility fault, air mass to pedal-tr. sensor (in eng.thr.)28Powertrain
P1143Signal does not drop below threshold28Powertrain
P1144Signal does not exceed threshold21Powertrain
P1145Intake variable timing position sensor (bank 2)26Powertrain
P1146Heated O2 Sensor 223Powertrain
P1147Oxygen control (bank 2) system too lean20Powertrain
P1148Oxygen control (bank 2) system too rich24Powertrain
P1150Wastegate control solenoid valve fault (bank 1)26Powertrain
P1152Lack of HO2S Switch - Sensor Indicates Rich (Bank 2 Sensor 1)27Powertrain
P1153Short circuit to positive25Powertrain
P1154Heated Oxygen Sensor (HO2S) (bank 2 sensor 1) transition time ratio22Powertrain
P1155Wastegate control solenoid valve fault (bank 2)24Powertrain
P1157Short circuit to positive22Powertrain
P1158Mixture too rich23Powertrain
P1160Mixture too rich25Powertrain
P1161Mixture too lean26Powertrain
P1163Injector control27Powertrain
P1164Fuel temperature sensor range/performance/incorrect signal24Powertrain
P1165Inlet vortex valve vacuum control switch19Powertrain
P1166Bank 1, long term fuel trim, range 2 rich limit exceeded25Powertrain
P1167Heater coupling to signal29Powertrain
P1168Fuel tank temperature sensor low input23Powertrain
P1169Heater coupling to signal25Powertrain
P1170Capacitor 2 voltage28Powertrain
P1171Fuel System Lean During Acceleration31Powertrain
P1180DME: Jump time, ox.sensor after cat.conv., bank 127Powertrain
P1181DME: Jump time, ox.sensor after cat.conv., bank 226Powertrain
P1182Brake circuit vacuum sensor signal failure23Powertrain
P1183Vacuum pump sensor failure24Powertrain
P1184DME: ACAT sensor, signal after SA, implausible, bank 124Powertrain
P1186DME: Heat output, ox.sensor after cat.conv., bank 125Powertrain
P1189DME: Fuel trim bank 2, permissible range exceeded24Powertrain
P1190Gas pressure sensor/engine32Powertrain
P1191Key line voltage31Powertrain
P1194heated oxygen sensor Heater Circuit Resistance Fault24Powertrain
P119FEngine oil circuit15Powertrain

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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