Diagnostic Trouble Code Index for November 2009
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 |
| 35 | P0300 | Multiple Cylinder Misfire Detected | Acura, Chevrolet, Chrysler, Dodge, Ford, GMC, Jeep, Land Rover, Maserati, Mazda, Mercedes-Benz, Mercury, Oldsmobile, Pontiac, Saturn, Toyota, Volkswagen, Volvo |
| 19 | P0171 | Fuel System Lean (Bank 1) | Audi, BMW, Chevrolet, Daewoo, Dodge, Ford, Honda, Kia, Lincoln, Mini, Subaru, Volkswagen |
| 18 | P0304 | Cylinder 4 Misfire Detected | Acura, Audi, BMW, Chevrolet, Ford, GMC, Honda, Jeep, Land Rover, Mazda, Subaru, Toyota, Volkswagen |
| 16 | P0302 | Cylinder 2 Misfire Detected | Acura, BMW, Chrysler, Ford, Honda, Jaguar, Jeep, Mercury, Subaru, Toyota, Volkswagen |
| 15 | P0301 | Cylinder 1 Misfire Detected | Acura, Chevrolet, Chrysler, Ford, Honda, Jeep, Mazda, Pontiac, Subaru, Toyota, Volkswagen |
| 12 | P0305 | Cylinder 5 Misfire Detected | Acura, Chrysler, Ford, Honda, Jeep, Maserati, Pontiac, Toyota |
| 12 | P0340 | Camshaft Position Sensor Circuit Malfunction | BMW, Chevrolet, Chrysler, Ford, Infiniti, Jeep, Mazda, Mitsubishi, Nissan, Saturn, Subaru, Toyota |
| 9 | P0306 | Cylinder 6 Misfire Detected | Acura, Ford, Honda, Maserati, Mercedes-Benz, Toyota, Volvo |
| 9 | P0401 | Insufficient EGR Flow Detected | Buick, Ford, Honda, Toyota |
| 8 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Ford, Honda, Toyota |
| 8 | P0303 | Cylinder 3 Misfire Detected | Ford, Honda, Land Rover, Mercury, Pontiac, Subaru, Volkswagen |
| 7 | P0174 | Fuel System Lean (Bank 2) | Audi, Chevrolet, Ford, Lincoln |
| 6 | P0307 | Cylinder 7 Misfire Detected | Cadillac, Dodge, Ford, Lincoln, Maserati |
| 4 | P0121 | TP Sensor Performance | Chevrolet, Ford, Hyundai, Toyota |
| 4 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Dodge, Ford |
| 4 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Honda, Kia, Mercedes-Benz, Volkswagen |
| 4 | P0308 | Cylinder 8 Misfire Detected | Ford, Jeep, Lincoln, Maserati |
| 4 | P0341 | CMP Sensor Performance | Dodge, Saturn, Volkswagen |
| 4 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Ford, Mazda, Toyota |
| 4 | P0442 | EVAP System Small Leak Detected | Chevrolet, Oldsmobile, Saturn |
| 4 | P0507 | Idle Speed High | Chevrolet, Hyundai, Nissan |
| 3 | P0101 | MAF Sensor Performance | Cadillac, Isuzu, Pontiac |
| 3 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Dodge, Ford, GMC |
| 3 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Dodge, Jaguar |
| 3 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Acura, Volvo |
| 3 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Audi, Chrysler, Dodge |
| 3 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Mitsubishi, Nissan |
| 3 | P0411 | Secondary AIR System Incorrect Airflow Detected | Volkswagen |
| 3 | P0455 | EVAP System Large Leak Detected | Ford, GMC, Hyundai |
| 3 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Ford, Mazda, Saturn |
| 3 | U1000 | Class 2 Communication Malfunction | Chevrolet, Nissan, Pontiac |
| 2 | P0011 | Intake Camshaft Position System Performance | BMW, Nissan |
| 2 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Ford, Volkswagen |
| 2 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Isuzu |
| 2 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford, Toyota |
| 2 | P0069 | Abnormal Correlation Between MAP And BARO Sensor | Dodge, Jeep |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Chevrolet, Volkswagen |
| 2 | P0118 | ECT Sensor Circuit High Voltage | Hyundai, Infiniti |
| 2 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Saab, Volvo |
| 2 | P0123 | TP Sensor Circuit High Voltage | Dodge, Infiniti |
| 2 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Saab, Subaru |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Chrysler, Toyota |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet, Toyota |
| 2 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | Kia, Mercedes-Benz |
| 2 | P0175 | Fuel System Rich (Bank 2) | Chrysler, Ford |
| 2 | P0200 | Fuel Injector Circuit Malfunction | GMC, Pontiac |
| 2 | P0223 | Throttle Position Sensor 2 Circuit High Voltage | Ford, Infiniti |
| 2 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 2 | P0269 | Cylinder 3 Balance System Malfunction | Ford, GMC |
| 2 | P0275 | Cylinder 5 Balance System Malfunction | Ford, GMC |
| 2 | P0284 | Cylinder 8 Balance System Malfunction | Ford, GMC |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Mercury |
| 2 | P0344 | Camshaft Position Sensor Signal Intermittent | Chrysler, Ford |
| 2 | P0404 | EGR Open Position Performance | Buick, Chevrolet |
| 2 | P0410 | Secondary Air System Performance | Chevrolet, Mercedes-Benz |
| 2 | P0440 | General EVAP System Failure | Lexus, Oldsmobile |
| 2 | P0441 | EVAP Purge System Performance | Audi, Kia |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Cadillac, Dodge |
| 2 | P0499 | NVLD Canister Vent Solenoid Circuit High Voltage | Dodge |
| 2 | P0601 | Control Module Read Only Memory | Chevrolet |
| 2 | P0603 | Control Module Long Term Memory Reset | Ford |
| 2 | P0705 | Transaxle Range Switch Circuit Malfunction | Ford |
| 2 | P0727 | Engine Speed No Signal | Saturn |
| 2 | P0741 | TCC System - Stuck Off | Cadillac, Toyota |
| 2 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Pontiac, Subaru |
| 2 | P1391 | CKP Or CMP Sensor Signal Intermittent | Chrysler, Ford |
| 2 | P1399 | Misfire any cylinder | Honda |
| 2 | P1411 | Cylinder 1 Reactivation Control Performance | Audi, Volkswagen |
| 2 | P1423 | Fuel Tank Large Leak | Audi, Volkswagen |
| 2 | P1620 | Low Engine Coolant Switch Circuit Low Input | Saturn, Suzuki |
| 2 | P1670 | Output Driver 4 Voltage High Voltage | Buick, Ford |
| 2 | P2104 | ETC System Malfunction - Forced Idle | Ford, Mazda |
| 2 | P2106 | Electronic Throttle Control System - Forced Limited Power | Dodge, Ford |
| 2 | P3000 | HV Battery Malfunction | Land Rover, Toyota |
| 1 | B1367 | Ign 0 Device Low | Chevrolet |
| 1 | B2139 | ipc rcv does not natch | Ford |
| 1 | C0899 | Device 1 low Voltage | Chevrolet |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Nissan |
| 1 | P0104 | Mass Airflow Sensor Circuit Intermittent | Ford |
| 1 | P0105 | MAP Sensor Performance | Saab |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Honda |
| 1 | P0110 | Intake Air Temperature Sensor Circuit Malfunction | Saab |
| 1 | P0113 | IAT Sensor Circuit High Voltage | Saab |
| 1 | P0116 | ECT Sensor Performance | Saab |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Buick |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Honda |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | GMC |
| 1 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Saturn |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Volvo |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | GMC |
| 1 | P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage | Audi |
| 1 | P0190 | Fuel Rail Pressure Sensor Circuit Malfunction | Volvo |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Jaguar |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Ford |
| 1 | P0231 | Fuel Pump Feedback Circuit Low Voltage | Ford |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | GMC |
| 1 | P0274 | Fuel Injector 5 Control Circuit High Voltage | Ford |
| 1 | P0279 | Cylinder 7 Injector Circuit Low | Ford |
| 1 | P0315 | Crankshaft Position Sensor Variation Not Learned | Chevrolet |
| 1 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 1 | P0318 | Rough Road Sensor Circuit Malfunction | Saturn |
| 1 | P0320 | No Crank Reference Signal To PCM | Jeep |
| 1 | P0321 | Crankshaft Position Sensor Circuit Range/Performance | Buick |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Volkswagen |
| 1 | P0350 | Ignition Coil Primary/Secondary Circuit Malfunction | 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 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Ford |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Ford |
| 1 | P0357 | Ignition Coil 7 Control Circuit Malfunction | Ford |
| 1 | P0381 | Wait To Start Control Circuit Malfunction | Ford |
| 1 | P0402 | Excessive EGR Flow Detected | Saturn |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Saturn |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Saturn |
| 1 | P0446 | EVAP Vent System Performance | Chevrolet |
| 1 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P0451 | Fuel Tank Pressure Sensor Performance | Toyota |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Ford |
| 1 | P0471 | Exhaust Backpressure Circuit Range/Performance | Ford |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Nissan |
| 1 | P0501 | Vehicle Speed Sensor 1 Performance | Volkswagen |
| 1 | P0505 | Idle Control System Malfunction | Mazda |
| 1 | P050B | Cold Start Ignition Timing Performance | Ford |
| 1 | P0528 | Fan Speed Sensor Circuit - No Signal | Ford |
| 1 | P0540 | Intake Air Heater Feedback Circuit Malfunction | Chevrolet |
| 1 | P0562 | System Voltage Too Low | Chevrolet |
| 1 | P0607 | Control Module Performance | Pontiac |
| 1 | P0621 | Generator L-Terminal Circuit Malfunction | Pontiac |
| 1 | P0640 | Intake Air Heater Control Circuit Malfunction | Pontiac |
| 1 | P0652 | Sensor Reference Voltage 2 Circuit Low | Dodge |
| 1 | P0670 | Glow Plug Control Module Control Circuit Malfunction | Ford |
| 1 | P0683 | Glow Plug Control Module Diagnostic Communication Circuit Malfunction | Ford |
| 1 | P0685 | Engine Controls Ignition Relay Control Circuit Malfunction | Honda |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Ford |
| 1 | P0722 | Output Speed Sensor Circuit Low Voltage | Ford |
| 1 | P0726 | Engine Speed Sensor Circuit Performance | Volkswagen |
| 1 | P0731 | Gear Ratio Error In First | Saturn |
| 1 | P0743 | Torque Converter Clutch Solenoid Circuit Malfunction | Jeep |
| 1 | P0753 | 1-2 Shift Solenoid Circuit Malfunction | Jeep |
| 1 | P0880 | TCM Power Input Signal | Chevrolet |
| 1 | P0A0A | High Voltage System Interlock Circuit Malfunction | Mazda |
| 1 | P1031 | Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage | Nissan |
| 1 | P1100 | Starter Switch Circuit Low Input | Ford |
| 1 | P1101 | Intake Airflow System Performance | Ford |
| 1 | P1121 | TP Sensor Circuit Intermittent High Voltage | Infiniti |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Honda |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1136 | Intake Valve Timing Control Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1148 | Closed Loop Malfunction Detected (Bank 1) | Nissan |
| 1 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1168 | Closed Loop Malfunction Detected (Bank 2) | Nissan |
| 1 | P1187 | Fuel Tank Temperature Sensor Circuit Low Voltage | Mercedes-Benz |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1212 | ABS/TCS Control Unit Malfunction | Nissan |
| 1 | P1220 | TP Sensor 2 Circuit Malfunction | Mercedes-Benz |
| 1 | P1221 | TP Sensor 2 Signal Correlation | Honda |
| 1 | P1223 | Throttle Position Sensor 2 Circuit Low Input | Mercedes-Benz |
| 1 | P1233 | Fuel System Disabled Or Offline | Ford |
| 1 | P1248 | AWD Plausibility | Ford |
| 1 | P1270 | Engine RPM / Vehicle Speed Limit Reached | Jeep |
| 1 | P1295 | ETC System Malfunction - Power Management | Honda |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Honda |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1340 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1351 | ICM Ignition Control Circuit High Voltage | GMC |
| 1 | P1361 | ICM Ignition Control Circuit Low Voltage | Buick |
| 1 | P1377 | ICM CMP Pulse To 4X Reference Pulse Comparison | Cadillac |
| 1 | P1379 | System Voltage Out Of Self-Test Range | Ford |
| 1 | P1392 | 'G' Sensor Rough Road Low Voltage | Ford |
| 1 | P1404 | EGR Valve Closed Position Performance | Chevrolet |
| 1 | P1406 | EGR Valve Pintle Position Circuit Malfunction | Cadillac |
| 1 | P1442 | EVAP Vacuum Switch Circuit Malfunction | Toyota |
| 1 | P1445 | EVAP Canister Purge Volume Control Valve Malfunction | Toyota |
| 1 | P1449 | Canister Drive Cut Valve Circuit Malfunction | Suzuki |
| 1 | P1450 | Unable to Bleed Up Fuel Tank Vacuum | Mercury |
| 1 | P1457 | EVAP System Leak Detected (Canister Area) | Honda |
| 1 | P1491 | EVAP Vacuum Cut Valve/Bypass Circuit Malfunction | Dodge |
| 1 | P1494 | EVAP Leak Detection Pump Switch Or Mechanical Fault | Jeep |
| 1 | P150C | TCM Engine Speed Request Circuit Malfunction | Chevrolet |
| 1 | P1515 | Control Module Throttle Actuator Position Performance | Honda |
| 1 | P1519 | Idle Air Control Valve Circuit Malfunction | Mercury |
| 1 | P1520 | Stop Light Switch Circuit Malfunction | Mercedes-Benz |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Lincoln |
| 1 | P1556 | Battery Module Temperature Sensor Signal 2 Circuit High Voltage | Maserati |
| 1 | P1559 | Motor Commutation Sensor 1 Circuit Low Voltage | Volkswagen |
| 1 | P1564 | ASCD Steering Switch Circuit Malfunction | Infiniti |
| 1 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P1602 | Powertrain Control Module Not Programmed | Chrysler |
| 1 | P1612 | NATS CHAIN OF IMMU-PCM | Nissan |
| 1 | P1614 | NATS CHAIN OF IMMU-KEY | Mercedes-Benz |
| 1 | P1629 | Theft Deterrent Signal Not Present, Engine Cranking | Pontiac |
| 1 | P1630 | Theft Deterrent Learn Mode Active | Mercedes-Benz |
| 1 | P1687 | No Communication With MIC | Jeep |
| 1 | P1695 | No CCD Messages Received From BCM | Dodge |
| 1 | P1698 | No CCD Messages Received From TCM | Dodge |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Saturn |
| 1 | P1A0D | Hybrid Powertrain Control Module - Generator Disabled | Mazda |
| 1 | P1A0E | Hybrid Powertrain Control Module - Motor Disabled | Mazda |
| 1 | P1A10 | Hybrid Battery 1 Temperature Sensor Performance | Ford |
| 1 | P1A13 | Hybrid Battery 2 Temperature Sensor Performance | Mazda |
| 1 | P2015 | Intake Manifold Runner Position Sensor Performance | Jeep |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | Ford |
| 1 | P2110 | Electronic Throttle Control - Forced Limited RPM | Ford |
| 1 | P2127 | Accelerator Pedal Position Sensor 2 Circuit Low Voltage | Dodge |
| 1 | P2128 | Accelerator Pedal Position Sensor 2 Circuit High Voltage | Audi |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Audi |
| 1 | P2176 | Minimum Throttle Position Not Learned | Saturn |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Audi |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P2274 | Heated Oxygen Sensor (Bank 1 Sensor 3) Stuck Lean | Ford |
| 1 | P2290 | Injector Control Pressure Too Low | Ford |
| 1 | P2422 | EVAP Canister Vent Shut Valve Close Malfunction | Honda |
| 1 | P2441 | Secondary Air Injection System Switching Valve Stuck Closed | Toyota |
| 1 | P2544 | Transmission Torque Request Circuit Malfunction | Chevrolet |
| 1 | P2903 | Exhaust Gas Recirculation Control Positioner Signal Fault | Saturn |
| 1 | P3006 | Battery State of Charge Uneven | Toyota |
| 1 | P3041 | Data bus drive incorrect temp. message from instrument cluster | Volkswagen |
| 1 | P3160 | misfire detected on start up first 1000 revolutions | Land Rover |
| 1 | P5620 | system voltage low | Land Rover |
| 1 | U0140 | Lost Communication With BCM | Dodge |
| 1 | U0155 | No Cluster Bus Message | Dodge |
| 1 | U0168 | No SKIM Bus Messages | Dodge |
| 1 | U0738 | can bus off and control module communication bus off | Land Rover |
| 1 | U1001 | Lost Communication With XXX Control Module | Nissan |
| 1 | U1008 | Loss of Sir/SDM communications | Land Rover |
| 1 | U1040 | Lost Communication With Antilock Brake System Module | Chevrolet |
| 1 | U1041 | Loss of Electronic Brake Controller Communication | Chevrolet |
| 1 | U1096 | Loss of Communication With Instrument Panel Cluster | Chevrolet |
| 1 | U110C | Lost Fuel Level Message | Dodge |
| 1 | U1147 | Data Circuit Malfunction | Ford |
| 1 | U1255 | Class 2 Communication Malfunction | Buick |
| 1 | U1328 | lost communication with ride level control module | Land Rover |
| 1 | U1411 | Implausible Fuel Volume Signal Received | Jeep |
| 1 | U2023 | Fault recieved from external node | Mazda |
| 1 | U2105 | TCM - No Communication With Engine Control Module | Saturn |
