× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

Diagnostic Trouble Code Index for October 2004

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
20P0300Multiple Cylinder Misfire DetectedAcura, Buick, Chevrolet, Chrysler, Dodge, Ford, Honda, Mazda, Oldsmobile, Plymouth, Saturn, Volkswagen
9P0171Fuel System Lean (Bank 1)Chrysler, Dodge, Ford, Lincoln, Pontiac, Toyota
9P0340Camshaft Position Sensor Circuit MalfunctionBMW, Chevrolet, Dodge, Ford, Hyundai, Nissan
7P0172Fuel System Rich (Bank 1)Ford, Infiniti, Mazda, Subaru, Volkswagen
7P0304Cylinder 4 Misfire DetectedDodge, Ford, Mazda, Nissan, Plymouth, Subaru
6P0440General EVAP System FailureBMW, Cadillac, Pontiac, Saturn, Toyota
6P0455EVAP System Large Leak DetectedBMW, Dodge, Ford, Porsche, Saturn, Volvo
5P0174Fuel System Lean (Bank 2)Buick, Ford, Infiniti, Lincoln
5P0301Cylinder 1 Misfire DetectedDodge, Ford, Subaru, Volkswagen
5P0303Cylinder 3 Misfire DetectedFord, Honda, Subaru, Volkswagen
5P0441EVAP Purge System PerformanceBMW, Dodge, Toyota
4P0302Cylinder 2 Misfire DetectedDodge, Ford, Subaru
4P0505Idle Control System MalfunctionGeo, Infiniti, Mitsubishi, Nissan
3P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow ResponseChevrolet, Dodge, Ford
3P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit MalfunctionChevrolet, Ford, Mercedes-Benz
3P0306Cylinder 6 Misfire DetectedChrysler, Ford
3P0401Insufficient EGR Flow DetectedDodge, Ford, Pontiac
3P0420Catalyst Efficiency Below Normal (Bank 1)Chevrolet, Volkswagen
3P0446EVAP Vent System PerformanceChevrolet, Ford, Toyota
2P0121TP Sensor PerformanceChevrolet, Dodge
2P0122TP Sensor Circuit Low VoltageFord, GMC
2P0137Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low VoltageChevrolet, Saab
2P0170Fuel Trim Lean Or Rich (Bank 1)Mercedes-Benz
2P0236Turbocharger Boost System PerformanceGMC
2P0305Cylinder 5 Misfire DetectedFord, Pontiac
2P0325Knock Sensor Circuit MalfunctionMercury, Nissan
2P0443EVAP Purge Solenoid Control Circuit MalfunctionDodge, Ford
2P0722Output Speed Sensor Circuit Low VoltageFord, Hyundai
2P1000OBD II Monitor Testing No CompletedFord, Lincoln
2P1507Idle Air Control System RPM Lower Than ExpectedSubaru
2P1631Theft Deterrent Fuel Enable Signal Not CorrectCadillac, Oldsmobile
1B1201Fuel sender Crk FaultLincoln
1B2750Pass Key Data Communication FailureCadillac
1P0034Supercharger Bypass Valve Solenoid Control Circuit Low VoltageNissan
1P0098Intake Air Temperature Sensor 2 Circuit High VoltageNissan
1P0099Intake Air Temperature Sensor 2 Circuit Intermittent.Cadillac
1P0101MAF Sensor PerformanceGMC
1P0107MAP Sensor Circuit Low VoltageHonda
1P0123TP Sensor Circuit High VoltageMazda
1P0130Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit MalfunctionSubaru
1P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low VoltageSaab
1P0134Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient ActivityVolvo
1P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit MalfunctionChevrolet
1P0136Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit MalfunctionGeo
1P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low VoltageSaab
1P0155Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit MalfunctionChevrolet
1P0156Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit MalfunctionNissan
1P0157Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low VoltageSaab
1P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit MalfunctionSaab
1P0173Fuel Trim Lean Or Rich (Bank 2)Mercedes-Benz
1P0175Fuel System Rich (Bank 2)Ford
1P0178Fuel Composition Sensor Low FrequencyGMC
1P0179Fuel Composition Sensor High FrequencyGMC
1P0201Fuel Injector 1 Control Circuit MalfunctionIsuzu
1P0202Fuel Injector 2 Control Circuit MalfunctionIsuzu
1P0203Fuel Injector 3 Control Circuit MalfunctionIsuzu
1P0204Fuel Injector 4 Control Circuit MalfunctionIsuzu
1P0205Fuel Injector 5 Control Circuit MalfunctionIsuzu
1P0206Fuel Injector 6 Control Circuit MalfunctionIsuzu
1P0216Injection Timing Control Circuit MalfunctionDodge
1P0230Fuel Pump Relay Control Circuit MalfunctionDodge
1P0263Cylinder 1 Balance System MalfunctionFord
1P0269Cylinder 3 Balance System MalfunctionFord
1P0275Cylinder 5 Balance System MalfunctionFord
1P0281Cylinder 7 Balance System MalfunctionFord
1P0307Cylinder 7 Misfire DetectedLincoln
1P0327Knock Sensor Circuit Low Voltage (Bank 1)Mercedes-Benz
1P0330Knock Sensor 2 Circuit MalfunctionToyota
1P0335Crankshaft Position Sensor Circuit MalfunctionBMW
1P0336Crankshaft Position Sensor PerformanceBuick
1P0380Glow Plug Feedback CircuitMercedes-Benz
1P0403EGR Solenoid Control Circuit MalfunctionSubaru
1P0421Warmup Catalyst Efficiency Low (Bank 1)Mazda
1P0460Fuel Level Sensing Unit No Change Over MilesFord
1P0464Fuel Level Sensor Circuit IntermittentNissan
1P0510Closed Throttle Position Switch Circuit MalfunctionMazda
1P0560System Voltage MalfunctionPontiac
1P0600Serial Communication LinkNissan
1P0605Control Module Programming Read Only MemoryVolvo
1P0674Glow Plug No. 4 Control Circuit MalfunctionVolkswagen
1P0707Transmission Range Sensor Circuit LowHyundai
1P1100Starter Switch Circuit Low InputFord
1P1120TP Sensor 1 Circuit MalfunctionFord
1P1125Accelerator Pedal Position System MalfunctionPontiac
1P1127ETCS Actuator Power Source Circuit MalfunctionHyundai
1P1131Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too LeanFord
1P1132Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too RichVolvo
1P1136Intake Valve Timing Control Circuit Malfunction (Bank 2)Volkswagen
1P1151Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too LeanFord
1P1165Swirl Control Valve Control Vacuum Check SwitchHonda
1P1171Fuel System Lean During AccelerationPontiac
1P1193Intake Air Temperature Sensor Circuit High VoltageLand Rover
1P1201Cylinder 1 Misfire DetectedAcura
1P1203Cylinder 3 Misfire DetectedAcura
1P1204Cylinder 4 Misfire DetectedAcura
1P1205Cylinder 5 Misfire DetectedAcura
1P1206Cylinder 6 Misfire DetectedAcura
1P1216Fuel Solenoid Response Time Too ShortGMC
1P1250Pressure Regulator Control Solenoid Circuit MalfunctionBMW
1P1259VTEC System Malfunction (Bank 1)Honda
1P1260Immobilizer System MalfunctionFord
1P1276Accelerator Pedal Position Sensor 1 PerformancePontiac
1P1281Engine Is Cold Too LongPontiac
1P1286Accelerator Pedal Position Sensor 3 PerformancePontiac
1P1313ETC System - Ice Blockage / Short Circuit To VoltageLand Rover
1P1314ETC System - Ice Blockage / Short Circuit To GroundLand Rover
1P1316Spark Plug Detection Module Circuit Malfunction (Bank 2)Land Rover
1P1320Igniter 5 Circuit MalfunctionNissan
1P1345Camshaft To Crankshaft Position CorrelationMazda
1P1351ICM Ignition Control Circuit High VoltageChevrolet
1P1359CKP/TDC Sensor Circuit MalfunctionHonda
1P1361ICM Ignition Control Circuit Low VoltageHonda
1P1382Camshaft Position Sensor 1 No SignalHonda
1P1383Variable Cam Timing Over-Retarded (Cylinder Bank 1)Ford
1P1395Glow Plug Monitor Fault On Bank 1 (Right Side)Volkswagen
1P1399Misfire any cylinderHonda
1P1404EGR Valve Closed Position PerformanceSaturn
1P1406EGR Valve Pintle Position Circuit MalfunctionGMC
1P1443Secondary Air Injection System Control Valve Circuit Malfunction (Bank 2)Subaru
1P1457EVAP System Leak Detected (Canister Area)Honda
1P1476High Fan Relay Control Circuit MalfunctionVolkswagen
1P1516TAC Module Throttle Actuator Position PerformanceChevrolet
1P1550Battery Current Sensor Range/PerformanceVolkswagen
1P1556Battery Module Temperature Sensor Signal 2 Circuit High VoltageToyota
1P1605Diagnostic Communication Line MalfunctionNissan
1P1607PCM Internal Shutdown Timer Slow RationalityHonda
1P1618Sensor Reference Voltage 1 Circuit ErraticVolvo
1P1624Immobilizer Communication ErrorHyundai
1P1626Theft Deterrent Fuel Enable Signal LostOldsmobile
1P1630Theft Deterrent Learn Mode ActiveOldsmobile
1P1632Theft Deterrent Fuel Disable Signal ReceivedHonda
1P1641MIL Control Circuit MalfunctionGMC
1P1643Wait To Start Lamp Control Circuit MalfunctionGMC
1P1654A/C Relay Control Circuit MalfunctionGMC
1P1688Unmanaged Engine Torque Signal Delivered To TCMDodge
1P1689Traction Control Delivered Torque Output Circuit MalfunctionDodge
1P1690SMARTA - No ResponseDodge
1P1706Park Neutral Position Switch Circuit MalfunctionNissan
1U1040Lost Communication With Antilock Brake System ModuleOldsmobile
1U1043SCP Data FaultLincoln
1U1051Data Circuit MalfunctionLincoln
1U1064Lost Communication With BCM or VCD ModuleOldsmobile
1U1301Class 2 Data Line Short To VoltageOldsmobile