Diagnostic Trouble Code Index for April 2010
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 |
| 47 | P0300 | Multiple Cylinder Misfire Detected | Audi, Buick, Chevrolet, Dodge, Ford, GMC, Honda, Hyundai, Jaguar, Kia, Lexus, Mazda, Mercedes-Benz, Mercury, Nissan, Pontiac, Porsche, Saturn, Toyota, Volkswagen, Volvo |
| 18 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Chrysler, Ford, Land Rover, Mercury, Nissan, Toyota, Volkswagen |
| 16 | P0302 | Cylinder 2 Misfire Detected | Chevrolet, Dodge, Ford, Jaguar, Lexus, Mercedes-Benz, Nissan, Porsche, Toyota, Volkswagen, Volvo |
| 16 | P0303 | Cylinder 3 Misfire Detected | Dodge, Ford, Jaguar, Kia, Lexus, Mazda, Mercedes-Benz, Suzuki, Volkswagen, Volvo |
| 15 | P0304 | Cylinder 4 Misfire Detected | Audi, Ford, Jaguar, Lexus, Mercedes-Benz, Porsche, Subaru, Toyota, Volkswagen, Volvo |
| 14 | P0301 | Cylinder 1 Misfire Detected | Dodge, Ford, Jaguar, Lexus, Mercedes-Benz, Porsche, Toyota, Volkswagen, Volvo |
| 13 | P0172 | Fuel System Rich (Bank 1) | Acura, Chevrolet, Ford, GMC, Honda, Kia, Lincoln, Pontiac, Volvo |
| 13 | P0174 | Fuel System Lean (Bank 2) | BMW, Chevrolet, Ford, Honda, Land Rover, Mercury |
| 7 | P0305 | Cylinder 5 Misfire Detected | Chevrolet, Dodge, Kia, Lincoln, Mazda, Porsche, Volkswagen |
| 6 | P0175 | Fuel System Rich (Bank 2) | Acura, Ford, Honda |
| 6 | P0306 | Cylinder 6 Misfire Detected | Dodge, Ford, Mazda, Nissan, Volkswagen |
| 5 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Chrysler, Ford, Hyundai, Mercury, Saturn |
| 5 | P0336 | Crankshaft Position Sensor Performance | Buick, Chevrolet, Dodge, Saturn, Volvo |
| 5 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chevrolet, Chrysler, Ford, Hyundai |
| 4 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Oldsmobile, Subaru |
| 4 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Mercedes-Benz, Subaru, Suzuki, Toyota |
| 4 | P0325 | Knock Sensor Circuit Malfunction | Infiniti, Mercury, Nissan |
| 4 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Dodge, Jeep, Mazda |
| 4 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Chrysler, Kia, Lincoln |
| 4 | P0440 | General EVAP System Failure | Chevrolet, Pontiac, Subaru, Volkswagen |
| 3 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | BMW, Infiniti, Nissan |
| 3 | P0102 | MAF Sensor Circuit Low Frequency | Chevrolet, Volvo |
| 3 | P0118 | ECT Sensor Circuit High Voltage | Buick, Dodge, Volvo |
| 3 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Jeep, Mercedes-Benz, Volvo |
| 3 | P0341 | CMP Sensor Performance | Buick, Chevrolet, Ford |
| 3 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Dodge |
| 3 | P0410 | Secondary Air System Performance | Chevrolet |
| 3 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Dodge, Ford |
| 3 | P0455 | EVAP System Large Leak Detected | Cadillac, Dodge, Mercury |
| 2 | P0032 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High Voltage | Dodge, Jeep |
| 2 | P0068 | Throttle Body Airflow Performance | Chevrolet, Chrysler |
| 2 | P0088 | Fuel Rail Pressure Too High | Ford, Jeep |
| 2 | P0101 | MAF Sensor Performance | Chevrolet, Oldsmobile |
| 2 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Nissan, Volvo |
| 2 | P0129 | Barometric Pressure Sensor Out-Of-Range Low | Chrysler, Dodge |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford, Pontiac |
| 2 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Chevrolet |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet |
| 2 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Chevrolet |
| 2 | P0221 | Throttle Position Sensor 2 Performance | Cadillac |
| 2 | P0272 | Cylinder 4 Balance System Malfunction | Ford |
| 2 | P0307 | Cylinder 7 Misfire Detected | Chevrolet, Ford |
| 2 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford, Lincoln |
| 2 | P0320 | No Crank Reference Signal To PCM | Dodge, Ford |
| 2 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | Chevrolet |
| 2 | P0343 | CMP Sensor Circuit High Voltage | Hyundai, Porsche |
| 2 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Ford, Volkswagen |
| 2 | P0401 | Insufficient EGR Flow Detected | Toyota |
| 2 | P0430 | Catalyst System Low Efficiency (Bank 2) | BMW, Lincoln |
| 2 | P0441 | EVAP Purge System Performance | Dodge, Land Rover |
| 2 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 2 | P0528 | Fan Speed Sensor Circuit - No Signal | Ford |
| 2 | P0606 | Control Module Internal Performance | Chevrolet, Dodge |
| 2 | P0650 | Malfunction Indicator Lamp Circuit Malfunction | Buick, Nissan |
| 2 | P0731 | Gear Ratio Error In First | Infiniti, Mercury |
| 2 | P1093 | Fuel Rail Pressure Low During Power Enrichment | GMC |
| 2 | P1166 | Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring | Honda, Hyundai |
| 2 | P1233 | Fuel System Disabled Or Offline | Ford, Lincoln |
| 2 | P1320 | Igniter 5 Circuit Malfunction | Infiniti, Nissan |
| 2 | P1391 | CKP Or CMP Sensor Signal Intermittent | Chrysler, Dodge |
| 2 | P1475 | Low Fan Relay Control Circuit Malfunction | Dodge, Land Rover |
| 2 | P1518 | Throttle Actuator Control Module Serial Data Malfunction | Chevrolet, Ford |
| 2 | P1519 | Idle Air Control Valve Circuit Malfunction | Ford, Volkswagen |
| 2 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | BMW, Land Rover |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Cadillac, Chevrolet |
| 2 | P2176 | Minimum Throttle Position Not Learned | Cadillac |
| 2 | U1000 | Class 2 Communication Malfunction | Nissan |
| 1 | B0296 | key in ignition fault | Saturn |
| 1 | B1370 | device ignition 1 circuit short to ground | Chevrolet |
| 1 | B1380 | Device Acc 1 circuit | Chevrolet |
| 1 | B2618 | Pass. compartment circuit dimming circuit high | Chevrolet |
| 1 | B2957 | Security system circuit low | Buick |
| 1 | C0561 | abs system disabled | Chevrolet |
| 1 | C0900 | Chevrolet | |
| 1 | P0010 | Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1) | Hyundai |
| 1 | P0011 | Intake Camshaft Position System Performance | Chevrolet |
| 1 | P0013 | Exhaust Camshaft Position Actuator Solenoid Control Circuit (Bank 1) | Pontiac |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Pontiac |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Volvo |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Kia |
| 1 | P0031 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage | Nissan |
| 1 | P0036 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Control Circuit Malfunction | Kia |
| 1 | P0037 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage | Nissan |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Saturn |
| 1 | P0087 | Fuel Rail Pressure Too Low | Volkswagen |
| 1 | P0089 | Fuel Pressure Regulator Performance | Volvo |
| 1 | P0103 | MAF Sensor Circuit High Frequency | Volkswagen |
| 1 | P0105 | MAP Sensor Performance | Jaguar |
| 1 | P0112 | IAT Sensor Circuit Low Voltage | Dodge |
| 1 | P0113 | IAT Sensor Circuit High Voltage | Isuzu |
| 1 | P0121 | TP Sensor Performance | GMC |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Chrysler |
| 1 | P0123 | TP Sensor Circuit High Voltage | Dodge |
| 1 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Mercedes-Benz |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Volkswagen |
| 1 | P0143 | Heated Oxygen Sensor (Bank 1 Sensor 3) Circuit Low Voltage | Chevrolet |
| 1 | P0147 | Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Circuit Malfunction | Chevrolet |
| 1 | P0150 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction | Mercedes-Benz |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Mercedes-Benz |
| 1 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | Mitsubishi |
| 1 | P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction | Mercedes-Benz |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Chevrolet |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Chevrolet |
| 1 | P0182 | Fuel Tank Temperature Sensor Circuit Low Voltage | Ford |
| 1 | P0183 | Fuel Tank Temperature Sensor Circuit High Voltage | Dodge |
| 1 | P0190 | Fuel Rail Pressure Sensor Circuit Malfunction | Ford |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Dodge |
| 1 | P0207 | Fuel Injector 7 Control Circuit Malfunction | GMC |
| 1 | P0219 | Engine Overspeed Condition | Dodge |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Ford |
| 1 | P0232 | Fuel Pump Feedback Circuit High Voltage | Ford |
| 1 | P0234 | Turbocharger Engine Overboost | Ford |
| 1 | P0236 | Turbocharger Boost System Performance | Dodge |
| 1 | P0237 | Turbocharger Boost Sensor Circuit Low Voltage | Dodge |
| 1 | P0243 | Supercharger Boost Solenoid Control Circuit Malfunction | Mercedes-Benz |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0269 | Cylinder 3 Balance System Malfunction | Ford |
| 1 | P0275 | Cylinder 5 Balance System Malfunction | Ford |
| 1 | P0278 | Cylinder 6 Balance System Malfunction | Ford |
| 1 | P0281 | Cylinder 7 Balance System Malfunction | Ford |
| 1 | P0308 | Cylinder 8 Misfire Detected | Ford |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Audi |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Toyota |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Dodge |
| 1 | P0349 | Camshaft Position Sensor Circuit Intermittent (Bank 2) | Ford |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Dodge |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Ford |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Dodge |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Dodge |
| 1 | P0357 | Ignition Coil 7 Control Circuit Malfunction | Dodge |
| 1 | P0358 | Ignition Coil 8 Control Circuit Malfunction | Dodge |
| 1 | P0395 | cylinder 5 missfire detected | Porsche |
| 1 | P0400 | EGR System Recirculation Flow | Mazda |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | BMW |
| 1 | P0442 | EVAP System Small Leak Detected | Dodge |
| 1 | P0446 | EVAP Vent System Performance | Dodge |
| 1 | P0451 | Fuel Tank Pressure Sensor Performance | Ford |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Ford |
| 1 | P0456 | EVAP System Very Small Leak Detected | Volkswagen |
| 1 | P0473 | Exhaust Backpressure Sensor Circuit High Input | Ford |
| 1 | P0475 | Exhaust Backpressure Control Valve Malfunction (Self Test) | Ford |
| 1 | P0478 | Exhaust Backpressure Control Valve Excessive | Ford |
| 1 | P0481 | Cooling Fan Relay 2 Control Circuit Malfunction | Saturn |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | Dodge |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Jeep |
| 1 | P0505 | Idle Control System Malfunction | Jeep |
| 1 | P0507 | Idle Speed High | Nissan |
| 1 | P0508 | Idle Air Control Motor Sense Circuit Low Voltage | Dodge |
| 1 | P0509 | Idle Air Control Motor Sense Circuit High Voltage | Dodge |
| 1 | P0522 | Engine Oil Pressure Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0552 | Power Steering Pressure Sensor Circuit Low Input | Ford |
| 1 | P0562 | System Voltage Too Low | Dodge |
| 1 | P0563 | System Voltage Too High | Dodge |
| 1 | P0622 | Generator F-Terminal Circuit Malfunction | Chevrolet |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Saturn |
| 1 | P0733 | Gear Ratio Error In Third | Mercury |
| 1 | P0750 | Low/Reverse Solenoid Circuit Malfunction | Jeep |
| 1 | P1094 | Fuel Rail Pressure Low During Idle Or Decel Fuel Cutoff | GMC |
| 1 | P1111 | IAT Sensor Circuit Intermittent High Voltage | Nissan |
| 1 | P1115 | ECT Sensor Circuit Intermittent High Voltage | Kia |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Isuzu |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Volkswagen |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Nissan |
| 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 | Lexus |
| 1 | P1149 | Generator 2 Control Circuit High Voltage | Other European |
| 1 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Other European |
| 1 | P1155 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Lexus |
| 1 | P1174 | Fuel Trim Cylinder Balance | Chevrolet |
| 1 | P1193 | Intake Air Temperature Sensor Circuit High Voltage | Jaguar |
| 1 | P1202 | Cylinder 2 Misfire Detected | Jeep |
| 1 | P1225 | Closed Throttle Learning Position Performance | Pontiac |
| 1 | P1226 | Closed Throttle Learning Position Performance | Chevrolet |
| 1 | P1229 | Accelerator Pedal Position Sensor 2 Power Circuit Short | Chevrolet |
| 1 | P1242 | Fuel Injector 7 Control Circuit Shorted | Isuzu |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1272 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit No Activity | Ford |
| 1 | P1290 | CNG Pressure Sensor Circuit High Voltage | Isuzu |
| 1 | P1295 | ETC System Malfunction - Power Management | Isuzu |
| 1 | P1298 | Electrical Load Detector Circuit High Voltage | Honda |
| 1 | P1336 | CKP Sensor System Variation Not Learned | Nissan |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1346 | Variable Valve Timing - CMP Sensor Range/Performance | Lexus |
| 1 | P1349 | Variable Valve Timing System (Bank 1) | Lexus |
| 1 | P1354 | Variable Valve Timing System (Bank 2) | Lexus |
| 1 | P1372 | PCM Segment Time Acquisition Incorrect | Hyundai |
| 1 | P1400 | Cold Start Emission Reduction Control System | Subaru |
| 1 | P1421 | Cold Start Emission Reduction Strategy Monitoring | BMW |
| 1 | P1422 | EVAP System Leak Detecting Pump Stuck Off | Subaru |
| 1 | P1443 | Secondary Air Injection System Control Valve Circuit Malfunction (Bank 2) | Subaru |
| 1 | P1448 | EVAP Canister Vent Control Valve Malfunction (Open) | Land Rover |
| 1 | P1470 | boost pressure solinoid open or shortedto ground | Land Rover |
| 1 | P1472 | Evap leak detection pump short to ground | Land Rover |
| 1 | P1477 | Medium Fan Control Primary Circuit Malfunction | Land Rover |
| 1 | P1481 | Cooling Fan Speed Sensor Circuit Malfunction | Chevrolet |
| 1 | P1484 | Cooling Fan System Performance | Chevrolet |
| 1 | P1488 | Auxiliary 5-Volt Supply Too Low | Dodge |
| 1 | P1491 | EVAP Vacuum Cut Valve/Bypass Circuit Malfunction | Nissan |
| 1 | P1496 | 5-Volt VREF Supply Voltage Too Low | Dodge |
| 1 | P1506 | Idle Air Control System RPM Higher Than Expected | Mercury |
| 1 | P1507 | Idle Air Control System RPM Lower Than Expected | Subaru |
| 1 | P1531 | Air Conditioning Evaporator Temperature Sensor Circuit Malfunction | Audi |
| 1 | P1564 | ASCD Steering Switch Circuit Malfunction | Nissan |
| 1 | P1565 | Speed Control Command Switch Out-Of-Range High | Volkswagen |
| 1 | P1579 | P/N To D/R At High TP Angle - Power Reduction Mode On | Volkswagen |
| 1 | P1582 | Electronic Throttle Monitor Data Available | Volkswagen |
| 1 | P1624 | Immobilizer Communication Error | Kia |
| 1 | P1633 | Ignition Supplement Power '0' Switch Circuit Malfunction | Chevrolet |
| 1 | P1637 | Generator 'L' Terminal Circuit Malfunction | BMW |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P1690 | SMARTA - No Response | Dodge |
| 1 | P1693 | Transponder No Response Error / Invalid Response | Dodge |
| 1 | P1698 | No CCD Messages Received From TCM | Dodge |
| 1 | P1720 | Solenoid 'A' Controlled Clutch Stuck Off | BMW |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Saturn |
| 1 | P1790 | Fault Immediately After Shift | Jaguar |
| 1 | P2002 | Diesel Particulate Filter Efficiency | Audi |
| 1 | P2054 | Engine Coolant Temperature Sensor Circuit Signal Voltage Too Low | Mercedes-Benz |
| 1 | P2066 | Secondary Fuel Sensor Signal Performance | Chrysler |
| 1 | P2110 | Electronic Throttle Control - Forced Limited RPM | Dodge |
| 1 | P2119 | Throttle Closed Position Performance | Chevrolet |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Pontiac |
| 1 | P2181 | Cooling System Performance | Volkswagen |
| 1 | P2285 | Injector Control Pressure Sensor Circuit Low Voltage | Ford |
| 1 | P2305 | Ignition Coil 2 Secondary Circuit Insufficient Ionization | Dodge |
| 1 | P2317 | Ignition Coil 6 Secondary Circuit Insufficient Ionization | Dodge |
| 1 | P242F | Diesel Particulate Filter Restriction - Ash Accumulation | Audi |
| 1 | P2552 | Throttle Actuator Control Module Relay Malfunction | Ford |
| 1 | P2617 | Crankshaft Position Signal Output Circuit Malfunction | Ford |
| 1 | U0100 | Lost Communication With ECM/PCM | Saturn |
| 1 | U1147 | Data Circuit Malfunction | Ford |
| 1 | U1262 | Data Circuit Malfunction | Ford |
| 1 | U1301 | Class 2 Data Line Short To Voltage | Chevrolet |
| 1 | U2100 | Controller Area Network BUS Communication | Chevrolet |
| 1 | U2105 | TCM - No Communication With Engine Control Module | Saturn |
| 1 | U2106 | ECM - No Communication With Transmission Control Module | Saturn |
