Diagnostic Trouble Code Index for August 2013
Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.Diagnostic Trouble Codes (DTC)
| Count | Trouble Code | Sample Definition | Manufacturers |
| 22 | P0300 | Multiple Cylinder Misfire Detected | Audi, Cadillac, Chevrolet, Dodge, GMC, Honda, Hummer, Kia, Land Rover, Mazda, Pontiac, Saab, Toyota |
| 7 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Dodge, Ford, Honda, Land Rover, Toyota |
| 6 | P0303 | Cylinder 3 Misfire Detected | Audi, Chevrolet, Ford, Land Rover, Subaru |
| 6 | P0305 | Cylinder 5 Misfire Detected | Cadillac, Ford, Kia, Land Rover, Subaru |
| 5 | P0174 | Fuel System Lean (Bank 2) | Chevrolet, Dodge, Ford, Honda, Land Rover |
| 5 | P0301 | Cylinder 1 Misfire Detected | Ford, Land Rover, Subaru, Toyota |
| 5 | P0401 | Insufficient EGR Flow Detected | Chevrolet, Ford, Honda, Kia, Mitsubishi |
| 4 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Chrysler, Dodge |
| 4 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Nissan, Toyota, Volvo |
| 4 | P0302 | Cylinder 2 Misfire Detected | Acura, Audi, Ford, Toyota |
| 4 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Hyundai, Infiniti, Nissan, Toyota |
| 4 | P0340 | Camshaft Position Sensor Circuit Malfunction | Ford, Subaru |
| 4 | P0341 | CMP Sensor Performance | Audi, Chevrolet, Volkswagen |
| 4 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Dodge, Ford, Nissan |
| 3 | P0101 | MAF Sensor Performance | Chevrolet, Toyota |
| 3 | P0299 | Turbocharger Engine Underboost | Chevrolet, Ford |
| 3 | P0307 | Cylinder 7 Misfire Detected | Audi, Ford, Land Rover |
| 3 | P0411 | Secondary AIR System Incorrect Airflow Detected | Saab, Volkswagen |
| 3 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 3 | P2198 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Rich" | Ford |
| 2 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Ford |
| 2 | P0046 | Turbocharger Boost Control Circuit Performance | Chevrolet, Ford |
| 2 | P0087 | Fuel Rail Pressure Too Low | GMC, Mercedes-Benz |
| 2 | P0090 | Fuel Pressure Regulator 1 Control Circuit Malfunction | Ford, Jeep |
| 2 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Saab, Volkswagen |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford, Honda |
| 2 | P0304 | Cylinder 4 Misfire Detected | Audi, Ford |
| 2 | P0306 | Cylinder 6 Misfire Detected | Audi |
| 2 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford, Lincoln |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Nissan, Subaru |
| 2 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Ford |
| 2 | P0446 | EVAP Vent System Performance | Kia, Toyota |
| 2 | P0507 | Idle Speed High | Chevrolet, Saturn |
| 2 | P0520 | Engine Oil Pressure Sensor Circuit Malfunction | Chrysler, Pontiac |
| 2 | P0725 | Engine Speed Sensor Circuit Malfunction | Jeep, Nissan |
| 2 | P1136 | Intake Valve Timing Control Circuit Malfunction (Bank 2) | Volkswagen |
| 2 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Volkswagen |
| 2 | U0100 | Lost Communication With ECM/PCM | Chrysler, Dodge |
| 1 | B1213 | Less Than Two Keys Programmed To The System | Lincoln |
| 1 | B2425 | remote keyless out of sync | Ford |
| 1 | C1387 | Right rear wheel speed sensor no signal | Saab |
| 1 | C1925 | No CAN communication with ECM/TCM | Saab |
| 1 | P0011 | Intake Camshaft Position System Performance | Nissan |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Volvo |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | BMW |
| 1 | P0018 | Crankshaft Position - Intake Camshaft Position Correlation (Bank 2) | Porsche |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Nissan |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford |
| 1 | P0032 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High Voltage | Chrysler |
| 1 | P0037 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage | Toyota |
| 1 | P003A | Turbocharger Boost Control Position Not Learned | GMC |
| 1 | P0045 | Turbocharger Vane Position Control Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P0053 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Resistance | Chevrolet |
| 1 | P0083 | Intake Valve Control Solenoid Circuit High (Bank 2) | Subaru |
| 1 | P0089 | Fuel Pressure Regulator Performance | Volvo |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Hyundai |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Chrysler |
| 1 | P0113 | IAT Sensor Circuit High Voltage | Mazda |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Chrysler |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Mazda |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0123 | TP Sensor Circuit High Voltage | Mazda |
| 1 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Chevrolet |
| 1 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Ford |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Dodge |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Nissan |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Nissan |
| 1 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Nissan |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Chevrolet |
| 1 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | Lexus |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction | Ford |
| 1 | P0175 | Fuel System Rich (Bank 2) | Volvo |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Volvo |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Ford |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Ford |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Ford |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Ford |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Dodge |
| 1 | P0222 | Throttle Position Sensor 2 Circuit Low Voltage | Chevrolet |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | Volkswagen |
| 1 | P0270 | Fuel Injector 4 Control Circuit Low Voltage | Volkswagen |
| 1 | P0272 | Cylinder 4 Balance System Malfunction | Ford |
| 1 | P0315 | Crankshaft Position Sensor Variation Not Learned | Cadillac |
| 1 | P0320 | No Crank Reference Signal To PCM | Jeep |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Audi |
| 1 | P0336 | Crankshaft Position Sensor Performance | Chevrolet |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 1 | P0346 | Intake Camshaft Position Sensor Performance (Bank 2) | Volkswagen |
| 1 | P0349 | Camshaft Position Sensor Circuit Intermittent (Bank 2) | Ford |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Ford |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Ford |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Ford |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Chevrolet |
| 1 | P0404 | EGR Open Position Performance | Chevrolet |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Dodge |
| 1 | P0440 | General EVAP System Failure | Toyota |
| 1 | P0441 | EVAP Purge System Performance | Dodge |
| 1 | P0442 | EVAP System Small Leak Detected | Jeep |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Mazda |
| 1 | P0455 | EVAP System Large Leak Detected | Volkswagen |
| 1 | P0463 | Fuel Level Sensor High Voltage | Dodge |
| 1 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 1 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 1 | P0481 | Cooling Fan Relay 2 Control Circuit Malfunction | Chrysler |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | BMW |
| 1 | P0492 | Secondary air flow bank 2 | BMW |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Ford |
| 1 | P0503 | VSS Circuit Intermittent | Mazda |
| 1 | P0505 | Idle Control System Malfunction | Dodge |
| 1 | P0506 | Idle Speed Low | Volvo |
| 1 | P0521 | Engine Oil Pressure Sensor Performance | Chevrolet |
| 1 | P0522 | Engine Oil Pressure Sensor Circuit Low Voltage | Chrysler |
| 1 | P0546 | Exhaust Gas Temperature Sensor 1 Circuit High Voltage | Saab |
| 1 | P0606 | Control Module Internal Performance | Saab |
| 1 | P0645 | A/C Clutch Relay Circuit Malfunction | Dodge |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Dodge |
| 1 | P0705 | Transaxle Range Switch Circuit Malfunction | Ford |
| 1 | P0708 | Transmission Range Switch Circuit High Input | Mazda |
| 1 | P0713 | TFT Sensor Circuit High Voltage | Mazda |
| 1 | P0740 | TCC Solenoid Circuit Malfunction | Jaguar |
| 1 | P0744 | TCC Servo Valve Function (Lockup) | Nissan |
| 1 | P0753 | 1-2 Shift Solenoid Circuit Malfunction | Jaguar |
| 1 | P0758 | 2-3 Shift Solenoid Circuit Malfunction | Jaguar |
| 1 | P0763 | Shift Solenoid 'C' Circuit Malfunction | Jaguar |
| 1 | P0A3F | Drive Motor 'A' Position Sensor Circuit Malfunction | Toyota |
| 1 | P0A40 | Drive Motor 'A' Position Sensor Circuit Performance | Toyota |
| 1 | P0A41 | Drive Motor 'A' Position Sensor Circuit Low | Toyota |
| 1 | P1062 | manuf.code | Mercedes-Benz |
| 1 | P1118 | Electronic Throttle System Motor Circuit Malfunction | Volkswagen |
| 1 | P1120 | TP Sensor 1 Circuit Malfunction | Ford |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Toyota |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1135 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Toyota |
| 1 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1172 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Out-Of-Range High | Saab |
| 1 | P1198 | Crankshaft / Camshaft 1/2 Timing Misalignment | Volkswagen |
| 1 | P1231 | Fuel Pump Relay Control Circuit High Voltage | Saab |
| 1 | P1233 | Fuel System Disabled Or Offline | Ford |
| 1 | P1260 | Immobilizer System Malfunction | Ford |
| 1 | P1285 | Accelerator Pedal Position Sensor 3 Circuit Malfunction | Ford |
| 1 | P1299 | Vacuum Leak Present With IAC Valve Fully Seated | Ford |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Saab |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1337 | Crankshaft Speed Fluctuation Sensor No Signal | Honda |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Jeep |
| 1 | P1404 | EGR Valve Closed Position Performance | Chevrolet |
| 1 | P1425 | EVAP System Leak Detection Pump Flow High/Low | Volkswagen |
| 1 | P1435 | Charge/Discharge Balance Function | Volkswagen |
| 1 | P1451 | Barometric Pressure Sensor Signal Range/Performance | Dodge |
| 1 | P1454 | Fuel Tank Pressure Sensor Circuit Range/Performance | Audi |
| 1 | P1509 | Idle Speed High - IAC System Not Responding | Chevrolet |
| 1 | P1518 | Throttle Actuator Control Module Serial Data Malfunction | GMC |
| 1 | P1522 | Brake Booster (Master Power) Vacuum Sensor Low Voltage | Volkswagen |
| 1 | P1531 | Air Conditioning Evaporator Temperature Sensor Circuit Malfunction | Saab |
| 1 | P1574 | Stop Lamp Switch Circuit Malfunction | Nissan |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Hyundai |
| 1 | P1646 | Hydraulic Cooling Fan Control Circuit Low | Jaguar |
| 1 | P1647 | Hydraulic Cooling Fan Control Circuit High | Jaguar |
| 1 | P1686 | No SKIM Bus Messages Received | Jeep |
| 1 | P1687 | No Communication With MIC | Jeep |
| 1 | P1815 | TFP Valve Position Switch - Start In Wrong Range | Ford |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Dodge |
| 1 | P2172 | High Airflow / Vacuum Leak Detected (Instantaneous Accumulation) | Chrysler |
| 1 | P2175 | Low Airflow / Restriction Detected (Slow Accumulation) | Dodge |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | Mazda |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2197 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean" | Ford |
| 1 | P2203 | Torque Reduction Message From ABS - Message Error, Messages Missing | Mercedes-Benz |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P2441 | Secondary Air Injection System Switching Valve Stuck Closed | Toyota |
| 1 | P2444 | Secondary Air Injection System Control/Shut-Off Valve Stuck On | Jaguar |
| 1 | P287B | shift fork calibration not learned | Ford |
| 1 | P3003 | misfire detected | Volkswagen |
| 1 | P7000 | Transmission control module requested MILECM | Mercedes-Benz |
| 1 | P7010 | Can be ignored that what code description is | Mercedes-Benz |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | Chrysler |
| 1 | U0141 | Lost Communication With Front Control Module | Chrysler |
| 1 | U0155 | No Cluster Bus Message | Ford |
| 1 | U1197 | Security seed response not recieved from ecm/pcm | Chrysler |
| 1 | U1262 | Data Circuit Malfunction | Ford |
