Diagnostic Trouble Code Index for September 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 |
| 21 | P0300 | Multiple Cylinder Misfire Detected | BMW, Chevrolet, Dodge, Ford, GMC, Honda, Lexus, Mini, Nissan, Saturn, Smart, Toyota, Volkswagen |
| 13 | P0171 | Fuel System Lean (Bank 1) | BMW, Cadillac, Chevrolet, Dodge, Ford, Hyundai, Mini, Nissan, Saturn, Toyota |
| 12 | P0301 | Cylinder 1 Misfire Detected | Cadillac, Chevrolet, Dodge, Honda, Mini, Subaru, Toyota, Volkswagen |
| 11 | P0304 | Cylinder 4 Misfire Detected | Chevrolet, Dodge, Ford, Honda, Mini, Nissan, Subaru, Toyota, Volkswagen |
| 9 | P0303 | Cylinder 3 Misfire Detected | BMW, Honda, Mini, Nissan, Smart, Toyota, Volkswagen |
| 8 | P0302 | Cylinder 2 Misfire Detected | Honda, Mazda, Mini, Smart, Toyota, Volkswagen |
| 6 | P0174 | Fuel System Lean (Bank 2) | BMW, Cadillac, Chevrolet, Ford, GMC |
| 6 | P0306 | Cylinder 6 Misfire Detected | BMW, Dodge, Ford |
| 4 | P0011 | Intake Camshaft Position System Performance | Nissan, Subaru |
| 3 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | BMW, Nissan, Subaru |
| 3 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Ford, Saturn |
| 3 | P0175 | Fuel System Rich (Bank 2) | Ford, Mazda |
| 3 | P0305 | Cylinder 5 Misfire Detected | Dodge, Ford, Toyota |
| 3 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Dodge, Ford, Toyota |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | BMW, Chevrolet, Volvo |
| 3 | P0446 | EVAP Vent System Performance | Chevrolet, Ford, Mercedes-Benz |
| 3 | P0457 | Loose Fuel Cap | Chrysler, Smart, Subaru |
| 2 | P0016 | Crankshaft/Camshaft Timing Misalignment | Subaru, Suzuki |
| 2 | P0101 | MAF Sensor Performance | Jeep, Volkswagen |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Dodge, Honda |
| 2 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Mazda |
| 2 | P0200 | Fuel Injector Circuit Malfunction | Chevrolet, Pontiac |
| 2 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Ford, Subaru |
| 2 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Dodge |
| 2 | P0344 | Camshaft Position Sensor Signal Intermittent | Chrysler, Dodge |
| 2 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Ford, Toyota |
| 2 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Lincoln, Toyota |
| 2 | P0507 | Idle Speed High | Honda, Nissan |
| 2 | P2104 | ETC System Malfunction - Forced Idle | Ford, Mercury |
| 2 | P2107 | Electronic Throttle Control Module Processor | Ford, Mercury |
| 2 | P2110 | Electronic Throttle Control - Forced Limited RPM | Ford, Mercury |
| 2 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Chevrolet, Saturn |
| 2 | U1000 | Class 2 Communication Malfunction | Chevrolet, Nissan |
| 1 | B1600 | PATS Ignition Key Transponder Signal Not Received | Lincoln |
| 1 | B2799 | Engine Immobilizer System Malfunction | Toyota |
| 1 | B2960 | Security system sensor data incorrect but valid | Chevrolet |
| 1 | C0161 | brake switch traction control | Chevrolet |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Volvo |
| 1 | P0018 | Crankshaft Position - Intake Camshaft Position Correlation (Bank 2) | Subaru |
| 1 | P0024 | Exhaust Camshaft Position System Performance (Bank 2) | BMW |
| 1 | P0032 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High Voltage | Chrysler |
| 1 | P0038 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High Voltage | Chrysler |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Subaru |
| 1 | P0103 | MAF Sensor Circuit High Frequency | Subaru |
| 1 | P0105 | MAP Sensor Performance | Jeep |
| 1 | P0106 | MAP Sensor Performance | Volkswagen |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Subaru |
| 1 | P0112 | IAT Sensor Circuit Low Voltage | GMC |
| 1 | P0113 | IAT Sensor Circuit High Voltage | GMC |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Dodge |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Hummer |
| 1 | P0121 | TP Sensor Performance | Chevrolet |
| 1 | P0123 | TP Sensor Circuit High Voltage | Dodge |
| 1 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Mazda |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Mercedes-Benz |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Honda |
| 1 | P0148 | Fuel Delivery Error | Dodge |
| 1 | P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction | Mercedes-Benz |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Mercedes-Benz |
| 1 | P0179 | Fuel Composition Sensor High Frequency | Chevrolet |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Chevrolet |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Chevrolet |
| 1 | P0205 | Fuel Injector 5 Control Circuit Malfunction | Chevrolet |
| 1 | P0208 | Fuel Injector 8 Control Circuit Malfunction | Chevrolet |
| 1 | P0234 | Turbocharger Engine Overboost | Audi |
| 1 | P0261 | Fuel Injector 1 Control Circuit Low Voltage | Jeep |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | Jeep |
| 1 | P0267 | Fuel Injector 3 Control Circuit Low Voltage | Jeep |
| 1 | P0270 | Fuel Injector 4 Control Circuit Low Voltage | Jeep |
| 1 | P0273 | Fuel Injector 5 Control Circuit Low Voltage | Jeep |
| 1 | P0276 | Fuel Injector 6 Control Circuit Low Voltage | Jeep |
| 1 | P0299 | Turbocharger Engine Underboost | Volkswagen |
| 1 | P0307 | Cylinder 7 Misfire Detected | Dodge |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | GMC |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Ford |
| 1 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | Chevrolet |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Buick |
| 1 | P0336 | Crankshaft Position Sensor Performance | Chevrolet |
| 1 | P0341 | CMP Sensor Performance | Honda |
| 1 | P0343 | CMP Sensor Circuit High Voltage | Chevrolet |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Toyota |
| 1 | P0401 | Insufficient EGR Flow Detected | Jeep |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Mazda |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Saturn |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Saturn |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet |
| 1 | P0440 | General EVAP System Failure | Buick |
| 1 | P0442 | EVAP System Small Leak Detected | Subaru |
| 1 | P0447 | EVAP Canister Vent Control Valve Open | Porsche |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Porsche |
| 1 | P0455 | EVAP System Large Leak Detected | Smart |
| 1 | P0471 | Exhaust Backpressure Circuit Range/Performance | Volkswagen |
| 1 | P0477 | Low Voltage On Engine Brake Driver | Dodge |
| 1 | P0505 | Idle Control System Malfunction | Nissan |
| 1 | P0506 | Idle Speed Low | Mazda |
| 1 | P0508 | Idle Air Control Motor Sense Circuit Low Voltage | Chrysler |
| 1 | P0509 | Idle Air Control Motor Sense Circuit High Voltage | Dodge |
| 1 | P0513 | Invalid SKIM Key Detected | Chrysler |
| 1 | P0633 | SKIM Key Not Programmed In PCM | Pontiac |
| 1 | P0642 | Sensor Reference Voltage 1 Circuit Low | Mini |
| 1 | P0651 | 5-Volt Reference 2 Circuit Malfunction | Chevrolet |
| 1 | P0713 | TFT Sensor Circuit High Voltage | Pontiac |
| 1 | P0725 | Engine Speed Sensor Circuit Malfunction | Nissan |
| 1 | P0748 | Pressure Control Solenoid Circuit Malfunction | Dodge |
| 1 | P0A0D | High Voltage System Interlock Circuit High | Toyota |
| 1 | P0A0F | Engine Failed To Start | Toyota |
| 1 | P0A93 | Inverter Cooling System Performance | Toyota |
| 1 | P1030 | Ignition Coil 2 Output Stage Circuit Low | BMW |
| 1 | P1104 | Turbocharger Waste Gate Solenoid Circuit Malfunction | BMW |
| 1 | P1111 | IAT Sensor Circuit Intermittent High Voltage | GMC |
| 1 | P1112 | IAT Sensor Circuit Intermittent Low Voltage | GMC |
| 1 | P1114 | ECT Sensor Circuit Intermittent Low Voltage | Chevrolet |
| 1 | P1124 | Electronic Throttle Control Actuator Relay High Input | BMW |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Isuzu |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Porsche |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Porsche |
| 1 | P115C | mass or volume airflow too low compared to model | Mini |
| 1 | P1170 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit - No Inversion | Land Rover |
| 1 | P1173 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction | Land Rover |
| 1 | P1176 | Electronic Throttle System Motor No. 1 Open or Shorted | Volkswagen |
| 1 | P1188 | Fuel Tank Temperature Sensor Circuit High Voltage | Chrysler |
| 1 | P1197 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | BMW |
| 1 | P1283 | Air Fuel Sensor (Bank 2 Sensor 1) Lean Shift Monitoring | Ford |
| 1 | P1295 | ETC System Malfunction - Power Management | Isuzu |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Toyota |
| 1 | P1338 | Bank 1 cam position sensor short | Jaguar |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1349 | Variable Valve Timing System (Bank 1) | Lexus |
| 1 | P1364 | Ignition Coil 4 Control Circuit Low Voltage | Volkswagen |
| 1 | P1388 | Auto Shutdown Relay Control Circuit Malfunction | Dodge |
| 1 | P1404 | EGR Valve Closed Position Performance | Saturn |
| 1 | P1415 | Secondary Air Injection System (Bank 1) | BMW |
| 1 | P1443 | Secondary Air Injection System Control Valve Circuit Malfunction (Bank 2) | Subaru |
| 1 | P1446 | EVAP Canister Vent Valve Malfunction (Closed) | Nissan |
| 1 | P1450 | Unable to Bleed Up Fuel Tank Vacuum | Mercury |
| 1 | P1457 | EVAP System Leak Detected (Canister Area) | Honda |
| 1 | P1510 | PCM Backup Power Supply Circuit Malfunction | Saturn |
| 1 | P1515 | Control Module Throttle Actuator Position Performance | Isuzu |
| 1 | P1598 | A/C Pressure Sensor Circuit High Voltage | Dodge |
| 1 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P1635 | 5-Volt Reference 1 Circuit Malfunction | Volkswagen |
| 1 | P1668 | Generator L-Terminal Control Circuit Malfunction | Ford |
| 1 | P1672 | Low Oil Level Lamp Control Circuit Malfunction | Jaguar |
| 1 | P1800 | VIAS Control Solenoid Valve Circuit Malfunction | Nissan |
| 1 | P1819 | Internal Mode Switch - No Start/Wrong Range | Pontiac |
| 1 | P2054 | Engine Coolant Temperature Sensor Circuit Signal Voltage Too Low | Mercedes-Benz |
| 1 | P2097 | Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2) | Chevrolet |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Chrysler |
| 1 | P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) | Chevrolet |
| 1 | P2100 | Electronic Throttle Control Motor Circuit / Open (Bank 1) | Mercury |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | Chrysler |
| 1 | P2127 | Accelerator Pedal Position Sensor 2 Circuit Low Voltage | Saturn |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Ford |
| 1 | P2149 | Injector Positive Voltage Relay Circuit Group 2 (Injectors 6 & 7) | Chevrolet |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Audi |
| 1 | P2188 | Fuel Trim System Rich At Idle (Bank 1) | Mazda |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Mazda |
| 1 | P2198 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Rich" | Mazda |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Saturn |
| 1 | P2510 | Engine Control Relay Circuit Malfunction | GMC |
| 1 | P2680 | description unavailable | Chevrolet |
| 1 | P2953 | Intake swirl port actuator open/sensor value too low | Dodge |
| 1 | P3190 | Poor Engine Power | Toyota |
| 1 | U0100 | Lost Communication With ECM/PCM | Toyota |
| 1 | U0140 | Lost Communication With BCM | Pontiac |
| 1 | U1300 | Class 2 Data Line Short To Ground | Chevrolet |
| 1 | U1301 | Class 2 Data Line Short To Voltage | Chevrolet |
| 1 | U1305 | Class 2 Data Line Circuit High Or Low Voltage | Chevrolet |
