Diagnostic Trouble Code Index for July 2011
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 |
| 32 | P0300 | Multiple Cylinder Misfire Detected | Audi, Cadillac, Chevrolet, Chrysler, Dodge, Eagle, Ford, GMC, Honda, Isuzu, Jeep, Mazda, Mitsubishi, Nissan, Pontiac, Saturn, Toyota, Volkswagen |
| 12 | P0304 | Cylinder 4 Misfire Detected | BMW, Chevrolet, Eagle, Ford, Honda, Isuzu, Jeep, Toyota, Volkswagen |
| 9 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Ford, GMC, Nissan, Toyota |
| 9 | P0301 | Cylinder 1 Misfire Detected | BMW, Eagle, Ford, Saturn, Toyota, Volkswagen |
| 9 | P0303 | Cylinder 3 Misfire Detected | Audi, BMW, Eagle, Ford, Honda, Jeep, Toyota |
| 8 | P0302 | Cylinder 2 Misfire Detected | BMW, Eagle, Ford, Honda, Jaguar, Mercury, Toyota |
| 7 | P0340 | Camshaft Position Sensor Circuit Malfunction | BMW, Chevrolet, Chrysler, Dodge, Ford, Lexus, Subaru |
| 6 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Chrysler, Dodge, Honda, Jaguar, Pontiac |
| 5 | P0305 | Cylinder 5 Misfire Detected | Chevrolet, Ford, GMC, Honda, Toyota |
| 4 | P0174 | Fuel System Lean (Bank 2) | Chevrolet, Ford, GMC, Jaguar |
| 4 | P0341 | CMP Sensor Performance | Dodge, GMC, Honda, Saturn |
| 4 | P0455 | EVAP System Large Leak Detected | Chevrolet, Mazda, Pontiac |
| 3 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Ford, Mercedes-Benz, Volkswagen |
| 3 | P0087 | Fuel Rail Pressure Too Low | Audi, Chevrolet, Volkswagen |
| 3 | P0102 | MAF Sensor Circuit Low Frequency | Hyundai, Oldsmobile, Suzuki |
| 3 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Chevrolet, Ford, Pontiac |
| 3 | P0306 | Cylinder 6 Misfire Detected | Ford, Honda, Toyota |
| 3 | P0320 | No Crank Reference Signal To PCM | Dodge, Ford, Jeep |
| 3 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Chevrolet, Hyundai, Nissan |
| 3 | P0401 | Insufficient EGR Flow Detected | Dodge, Ford, GMC |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Dodge, Honda, Nissan |
| 3 | P0671 | Glow Plug No. 1 Control Circuit Malfunction | Dodge, Ford, GMC |
| 3 | P2614 | Camshaft Position Output Circuit Malfunction | Ford |
| 2 | P0000 | No Self-Diagnostic Malfunction Detected | Audi, Ford |
| 2 | P0014 | Exhaust Camshaft Position System Performance | Chevrolet, GMC |
| 2 | P0016 | Crankshaft/Camshaft Timing Misalignment | Chevrolet |
| 2 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Honda, Volkswagen |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Audi, GMC |
| 2 | P0175 | Fuel System Rich (Bank 2) | Chrysler, Ford |
| 2 | P0307 | Cylinder 7 Misfire Detected | Chevrolet, Ford |
| 2 | P0316 | Misfire Occurred In First 1,000 Revolutions | BMW, Ford |
| 2 | P0328 | Knock Sensor Circuit High Voltage (Bank 1) | Nissan |
| 2 | P0404 | EGR Open Position Performance | GMC, Honda |
| 2 | P0440 | General EVAP System Failure | Buick, Jeep |
| 2 | P0441 | EVAP Purge System Performance | Land Rover, Toyota |
| 2 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Chevrolet |
| 2 | P0505 | Idle Control System Malfunction | BMW, Pontiac |
| 2 | P1237 | Fuel Pump Secondary Circuit Malfunction | Audi, Mercury |
| 2 | P1238 | Fuel Pump Secondary Circuit Malfunction | Chevrolet, GMC |
| 2 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet, GMC |
| 2 | P1391 | CKP Or CMP Sensor Signal Intermittent | Dodge, Jeep |
| 2 | P2047 | Fuel Rail Pressure Volume Control - Maximum Fuel Pressure Exceeded | Dodge, Mercedes-Benz |
| 2 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Dodge |
| 2 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford, Lincoln |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Ford, Lincoln |
| 2 | P2617 | Crankshaft Position Signal Output Circuit Malfunction | Ford |
| 1 | B1000 | ECU Malfunction | Saturn |
| 1 | B2623 | Saturn | |
| 1 | B3031 | Security system in learn mode | Chevrolet |
| 1 | B3055 | no transpnder | Chevrolet |
| 1 | P0011 | Intake Camshaft Position System Performance | Chevrolet |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Mercedes-Benz |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Mercedes-Benz |
| 1 | P0025 | Camshaft Position 'B' Over-Retarded (Bank 2) | Mercedes-Benz |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Audi |
| 1 | P0037 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage | Audi |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Audi |
| 1 | P0057 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Low Voltage | Audi |
| 1 | P0088 | Fuel Rail Pressure Too High | Volkswagen |
| 1 | P0106 | MAP Sensor Performance | Ford |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Chrysler |
| 1 | P0116 | ECT Sensor Performance | Honda |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Mercedes-Benz |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Chrysler |
| 1 | P0123 | TP Sensor Circuit High Voltage | Dodge |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Chevrolet |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Isuzu |
| 1 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Mazda |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Jaguar |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Audi |
| 1 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Mercedes-Benz |
| 1 | P0180 | Fuel Tank Temperature Sensor Circuit Malfunction | Nissan |
| 1 | P0188 | Fuel Rail Temperature Sensor Circuit High Voltage | BMW |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Volkswagen |
| 1 | P0200 | Fuel Injector Circuit Malfunction | GMC |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | GMC |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Volkswagen |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Dodge |
| 1 | P0219 | Engine Overspeed Condition | Hummer |
| 1 | P0234 | Turbocharger Engine Overboost | Ford |
| 1 | P0251 | Injection Pump Camshaft System | Hummer |
| 1 | P0252 | Fuel Valve Signal Missing | Volkswagen |
| 1 | P0299 | Turbocharger Engine Underboost | Audi |
| 1 | P0315 | Crankshaft Position Sensor Variation Not Learned | Saturn |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Pontiac |
| 1 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | Land Rover |
| 1 | P0336 | Crankshaft Position Sensor Performance | Chevrolet |
| 1 | P0337 | CKP Sensor Circuit Low Duty Cycle | GMC |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chevrolet |
| 1 | P0342 | CMP Sensor Circuit Low Voltage | GMC |
| 1 | P0343 | CMP Sensor Circuit High Voltage | GMC |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Chrysler |
| 1 | P0346 | Intake Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Ford |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Jeep |
| 1 | P0380 | Glow Plug Feedback Circuit | Chevrolet |
| 1 | P0402 | Excessive EGR Flow Detected | Ford |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Ford |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Ford |
| 1 | P0410 | Secondary Air System Performance | Chevrolet |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Saturn |
| 1 | P0442 | EVAP System Small Leak Detected | Dodge |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0456 | EVAP System Very Small Leak Detected | Jeep |
| 1 | P0463 | Fuel Level Sensor High Voltage | Chevrolet |
| 1 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 1 | P0483 | Cooling Fan System Performance | Dodge |
| 1 | P0506 | Idle Speed Low | Volvo |
| 1 | P0507 | Idle Speed High | Volvo |
| 1 | P0508 | Idle Air Control Motor Sense Circuit Low Voltage | Plymouth |
| 1 | P0513 | Invalid SKIM Key Detected | GMC |
| 1 | P0520 | Engine Oil Pressure Sensor Circuit Malfunction | Pontiac |
| 1 | P0601 | Control Module Read Only Memory | Chevrolet |
| 1 | P0633 | SKIM Key Not Programmed In PCM | GMC |
| 1 | P0642 | Sensor Reference Voltage 1 Circuit Low | Dodge |
| 1 | P0643 | Sensor Reference Voltage 1 Circuit High | Nissan |
| 1 | P0661 | Intake Manifold Tuning Valve Circuit Low (Bank 1) | Honda |
| 1 | P0672 | Glow Plug No. 2 Control Circuit Malfunction | Dodge |
| 1 | P0673 | Glow Plug No. 3 Control Circuit Malfunction | Dodge |
| 1 | P0674 | Glow Plug No. 4 Control Circuit Malfunction | Dodge |
| 1 | P0675 | Glow Plug No. 5 Control Circuit Malfunction | Dodge |
| 1 | P0676 | Glow Plug No. 6 Control Circuit Malfunction | Dodge |
| 1 | P0689 | Engine Controls Ignition Relay Feedback Circuit Low Voltage | Chevrolet |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Dodge |
| 1 | P0725 | Engine Speed Sensor Circuit Malfunction | Dodge |
| 1 | P0A08 | DC-DC Converter Status Circuit Malfunction | Toyota |
| 1 | P0A09 | DC-DC Converter Status Circuit Low Input | Toyota |
| 1 | P1009 | Variable Valve Timing Control Advance Malfunction | Honda |
| 1 | P1030 | Ignition Coil 2 Output Stage Circuit Low | BMW |
| 1 | P1077 | Intake Manifold Turing Valve Stuck In High RPM Position | Honda |
| 1 | P1093 | Fuel Rail Pressure Low During Power Enrichment | Chevrolet |
| 1 | P1113 | Intake Air Temperature Sensor Circuit Malfunction | Volkswagen |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | GMC |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Volkswagen |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Volkswagen |
| 1 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | GMC |
| 1 | P1142 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High Input | Volkswagen |
| 1 | P1143 | Heated Oxygen Sensor (Bank 1 Sensor 1) Lean Shift Monitoring | Volkswagen |
| 1 | P1166 | Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring | Kia |
| 1 | P1182 | Supercharger Inlet Pressure Sensor Performance | Volkswagen |
| 1 | P1189 | Engine Oil Pressure Switch Circuit Malfunction | BMW |
| 1 | P1213 | Fuel Injector 1 Circuit High Input | Toyota |
| 1 | P1229 | Accelerator Pedal Position Sensor 2 Power Circuit Short | GMC |
| 1 | P1233 | Fuel System Disabled Or Offline | Mercury |
| 1 | P1241 | Fuel Injector 7 Output Circuit Malfunction | GMC |
| 1 | P1285 | Accelerator Pedal Position Sensor 3 Circuit Malfunction | Ford |
| 1 | P1294 | Target Idle Speed Not Reached | Dodge |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Toyota |
| 1 | P1312 | ION Sensing Module Secondary Line 2 Circuit Malfunction | Isuzu |
| 1 | P1342 | Camshaft Position Sensor 'A' Circuit Low Input (Bank 2) | BMW |
| 1 | P1350 | Bypass Line Monitor Circuit Malfunction | BMW |
| 1 | P1352 | Ignition Bypass Circuit High Voltage | BMW |
| 1 | P1374 | CKP Sensor High To Low Resolution Frequency Correlation | Chevrolet |
| 1 | P1399 | Misfire any cylinder | Honda |
| 1 | P1404 | EGR Valve Closed Position Performance | Saturn |
| 1 | P1408 | EGR Flow Out Of Self-Test Range | Ford |
| 1 | P1424 | EVAP System Leak Detection Pump Flow High/Low | Volkswagen |
| 1 | P1441 | EVAP System Flow During Non-Purge Conditions | GMC |
| 1 | P1449 | Canister Drive Cut Valve Circuit Malfunction | BMW |
| 1 | P1456 | EVAP System Leak Detected (Fuel Tank Area) | Honda |
| 1 | P1495 | Leak Detection Pump Solenoid Circuit Malfunction | Plymouth |
| 1 | P1498 | No CCD Messages Received From TCM | Mini |
| 1 | P1516 | TAC Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Audi |
| 1 | P1550 | Battery Current Sensor Range/Performance | Nissan |
| 1 | P1554 | Cruise Control Feedback Circuit Malfunction | BMW |
| 1 | P1559 | Motor Commutation Sensor 1 Circuit Low Voltage | Audi |
| 1 | P1574 | Stop Lamp Switch Circuit Malfunction | Nissan |
| 1 | P1602 | Powertrain Control Module Not Programmed | Audi |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Chevrolet |
| 1 | P1647 | Hydraulic Cooling Fan Control Circuit High | Jaguar |
| 1 | P1649 | ABS Operation Signal Circuit Malfunction | Chrysler |
| 1 | P1682 | Ignition 1 Switch Circuit 2 Malfunction | Chevrolet |
| 1 | P1687 | No Communication With MIC | Chrysler |
| 1 | P1751 | Shift Valve 1 Performance | Dodge |
| 1 | P1753 | Lockup Solenoid Valve 'A' Circuit Malfunction | Dodge |
| 1 | P1800 | VIAS Control Solenoid Valve Circuit Malfunction | Nissan |
| 1 | P1A0C | Hybrid Powertrain Control Module - Engine Disabled | Ford |
| 1 | P2011 | Intake Manifold Runner Control Circuit Open (Bank 2) | Audi |
| 1 | P2017 | Intake Manifold Runner Position Sensor Circuit High | Mercedes-Benz |
| 1 | P2021 | Intake Manifold Runner Position Sensor Circuit Low (Bank 2) | Mercedes-Benz |
| 1 | P2051 | Fuel Rail Pressure Sensor - Maximum Fuel Pressure Exceeded | Mercedes-Benz |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P2104 | ETC System Malfunction - Forced Idle | Ford |
| 1 | P2111 | Electronic Throttle Control - Unable To Close | Ford |
| 1 | P2125 | Accelerator Pedal Position Sensor 2 Circuit Malfunction | GMC |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Nissan |
| 1 | P2149 | Injector Positive Voltage Relay Circuit Group 2 (Injectors 6 & 7) | GMC |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Mazda |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P2197 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean" | Ford |
| 1 | P2198 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Rich" | Ford |
| 1 | P2258 | Secondary Air Injection System Control 'A' Circuit High | Ford |
| 1 | P2263 | Turbo/Super Charger System Performance | Ford |
| 1 | P2286 | Injector Control Pressure Sensor Circuit High Voltage | Ford |
| 1 | P2B03 | Cannot find any info | Saturn |
| 1 | P310B | Low pressure fuel regulation | Volkswagen |
| 1 | U0100 | Lost Communication With ECM/PCM | Dodge |
| 1 | U1000 | Class 2 Communication Malfunction | Saturn |
| 1 | U1016 | Serial Communications Malfunction | Saturn |
| 1 | U1024 | Loss Of Communication With Transmission Control Module | Saturn |
| 1 | U1040 | Lost Communication With Antilock Brake System Module | Chevrolet |
| 1 | U2023 | Fault recieved from external node | Ford |
| 1 | U2105 | TCM - No Communication With Engine Control Module | Saturn |
