Join Now
International Automotive Technicians Network

Diagnostic Trouble Code Index for March 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
44P0300Multiple Cylinder Misfire DetectedAudi, BMW, Buick, Chevrolet, Dodge, Ford, GMC, Honda, Jaguar, Jeep, Kia, Mercedes-Benz, Mercury, Nissan, Oldsmobile, Pontiac, Saturn, Toyota, Volkswagen, Volvo
29P0171Fuel System Lean (Bank 1)Buick, Chevrolet, Dodge, Ford, GMC, Honda, Infiniti, Kia, Lexus, Mazda, Mercedes-Benz, Mercury, Oldsmobile, Saturn, Toyota, Volkswagen, Volvo
18P0302Cylinder 2 Misfire DetectedAudi, Ford, Honda, Jaguar, Jeep, Kia, Lincoln, Mercedes-Benz, Toyota, Volkswagen
18P0303Cylinder 3 Misfire DetectedAudi, Dodge, Ford, Honda, Jaguar, Jeep, Mercedes-Benz, Mercury, Toyota, Volkswagen
17P0301Cylinder 1 Misfire DetectedAudi, Chevrolet, Chrysler, Ford, Honda, Jaguar, Jeep, Mercedes-Benz, Mercury, Toyota, Volkswagen
16P0340Camshaft Position Sensor Circuit MalfunctionCadillac, Chrysler, Ford, Infiniti, Mazda, Nissan, Plymouth, Toyota
14P0304Cylinder 4 Misfire DetectedAudi, Chevrolet, Ford, Honda, Jaguar, Jeep, Kia, Subaru, Toyota, Volkswagen
10P0420Catalyst Efficiency Below Normal (Bank 1)BMW, Buick, Chevrolet, Dodge, Honda, Nissan, Pontiac, Toyota
9P0174Fuel System Lean (Bank 2)Chevrolet, Ford, GMC, Lexus, Mitsubishi, Volvo
9P0306Cylinder 6 Misfire DetectedChevrolet, Ford, Jaguar, Kia, Mercedes-Benz, Toyota, Volkswagen
9P0507Idle Speed HighChevrolet, Ford, Honda, Nissan, Volkswagen
8P0305Cylinder 5 Misfire DetectedFord, Jaguar, Jeep, Land Rover, Lincoln, Mercedes-Benz
8P0341CMP Sensor PerformanceAcura, Buick, Cadillac, Chevrolet, Subaru
8P0442EVAP System Small Leak DetectedBuick, Chevrolet, Dodge, Hyundai, Kia, Mazda, Mini, Toyota
6P0325Knock Sensor Circuit MalfunctionHonda, Mercury, Nissan, Subaru
5P0172Fuel System Rich (Bank 1)Chrysler, Ford, Hyundai, Toyota
5P0335Crankshaft Position Sensor Circuit MalfunctionBMW, Chevrolet, Mitsubishi, Nissan
5P0401Insufficient EGR Flow DetectedFord, Honda, Oldsmobile, Toyota
4P0101MAF Sensor PerformanceChevrolet, Kia, Saturn
4P0121TP Sensor PerformanceChevrolet, GMC, Hyundai, Volkswagen
4P0175Fuel System Rich (Bank 2)Ford, GMC
4P0307Cylinder 7 Misfire DetectedDodge, Ford, Jaguar, Land Rover
4P1120TP Sensor 1 Circuit MalfunctionFord, GMC, Lexus, Mercury
3P0128Engine Coolant Temperature Below Thermostat Regulating TemperatureBMW, Honda, Volkswagen
3P0132Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High VoltageChrysler, Dodge
3P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow ResponseGMC, Nissan, Pontiac
3P0157Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low VoltageChevrolet, Dodge, GMC
3P0316Misfire Occurred In First 1,000 RevolutionsFord
3P0320No Crank Reference Signal To PCMChrysler, Jeep
3P0336Crankshaft Position Sensor PerformanceChevrolet, Honda, Pontiac
3P0344Camshaft Position Sensor Signal IntermittentDodge, Ford
3P0351Ignition Coil 1 Control Circuit MalfunctionDodge, Plymouth
3P0352Ignition Coil 2 Control Circuit MalfunctionFord, Jeep
3P0404EGR Open Position PerformanceChevrolet, Ford
3P0410Secondary Air System PerformanceChevrolet, Mercedes-Benz
3P0440General EVAP System FailureOldsmobile, Toyota
3P1297No Change In MAP Signal From Start To Run TransitionAudi, Volkswagen
3P1298Electrical Load Detector Circuit High VoltageFord, Honda
3P1299Vacuum Leak Present With IAC Valve Fully SeatedJeep, Mercury
3P1391CKP Or CMP Sensor Signal IntermittentDodge, Plymouth
2P0011Intake Camshaft Position System PerformanceNissan, Volvo
2P0012Camshaft Position 'A' Over-Retarded (Bank 1)Mazda
2P0053Heated Oxygen Sensor (Bank 1 Sensor 1) Heater ResistanceCadillac
2P0068Throttle Body Airflow PerformanceCadillac, Saturn
2P0087Fuel Rail Pressure Too LowDodge, Volvo
2P0100Mass Airflow Sensor Circuit MalfunctionJeep, Nissan
2P0106MAP Sensor PerformanceSaturn, Volvo
2P0108MAP Sensor Circuit High VoltageChevrolet
2P0113IAT Sensor Circuit High VoltageFord, Jeep
2P0118ECT Sensor Circuit High VoltageJeep, Volkswagen
2P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low VoltageGMC, Mazda
2P0137Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low VoltageGMC, Isuzu
2P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit MalfunctionChevrolet, Ford
2P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low VoltageGMC, Mazda
2P0170Fuel Trim Lean Or Rich (Bank 1)Mercedes-Benz
2P0173Fuel Trim Lean Or Rich (Bank 2)Mercedes-Benz, Mitsubishi
2P0202Fuel Injector 2 Control Circuit MalfunctionDodge
2P0234Turbocharger Engine OverboostChevrolet
2P0299Turbocharger Engine UnderboostDodge, Volkswagen
2P0327Knock Sensor Circuit Low Voltage (Bank 1)Chevrolet, Pontiac
2P0345Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2)Ford, Mazda
2P0380Glow Plug Feedback CircuitChevrolet, Dodge
2P0402Excessive EGR Flow DetectedChevrolet, Toyota
2P0411Secondary AIR System Incorrect Airflow DetectedVolkswagen
2P0421Warmup Catalyst Efficiency Low (Bank 1)Audi
2P0431Warmup Catalyst Efficiency Low (Bank 2)Audi
2P0449EVAP Vent Solenoid Control Circuit MalfunctionChevrolet, GMC
2P0463Fuel Level Sensor High VoltageBuick, GMC
2P0500Vehicle Speed Sensor Circuit MalfunctionJeep, Subaru
2P0505Idle Control System MalfunctionHonda, Nissan
2P0725Engine Speed Sensor Circuit MalfunctionNissan
2P1155Air Fuel Ratio Sensor (Bank 2 Sensor 1) Heater Circuit MalfunctionLexus
2P1189Engine Oil Pressure Switch Circuit MalfunctionBMW, Buick
2P1300Igniter 1 Circuit MalfunctionChevrolet, Lexus
2P1305Igniter 2 Circuit MalfunctionLexus, Toyota
2P1309Misfire Detection MonitorFord
2P1316Spark Plug Detection Module Circuit Malfunction (Bank 2)Ford, Jaguar
2P1361ICM Ignition Control Circuit Low VoltageBuick, Chevrolet
2P1408EGR Flow Out Of Self-Test RangeFord
2P1456EVAP System Leak Detected (Fuel Tank Area)Honda
2P2177Fuel Trim System Lean At Cruise Or Acceleration (Bank 1)Volkswagen, Volvo
2P2279Intake Air System LeakAcura, Volkswagen
2P2291Injector Control Pressure Too Low - Engine CrankingFord
2U1262Data Circuit MalfunctionFord
1B0017passanger front deployment loop openChevrolet
1B1380Ign. sw. accesary power groundedChevrolet
1B2973Cant find a code definition. I think driver door switch.Chevrolet
1P0010Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1)Mercedes-Benz
1P0014Exhaust Camshaft Position System PerformanceChevrolet
1P0017Crankshaft Position - Exhaust Camshaft Position CorrelationBMW
1P0021Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2)Nissan
1P0022Camshaft Position 'A' Timing Over-Retarded (Bank 2)Mazda
1P0032Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High VoltageJeep
1P0035Supercharger Bypass Valve Solenoid Control Circuit High VoltageMercedes-Benz
1P0038Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High VoltageJeep
1P003ATurbocharger Boost Control Position Not LearnedChevrolet
1P0041Oxygen Sensor Signals Swapped, Bank 2 Sensor 1 - Bank 2 Sensor 2Cadillac
1P0045Turbocharger Vane Position Control Solenoid Control Circuit MalfunctionGMC
1P0052Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit High VoltageJeep
1P0058Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit High VoltageJeep
1P0089Fuel Pressure Regulator PerformanceVolvo
1P0102MAF Sensor Circuit Low FrequencySubaru
1P0103MAF Sensor Circuit High FrequencyVolvo
1P0105MAP Sensor PerformanceNissan
1P0111Intake Air Temperature Sensor PerformanceDodge
1P0112IAT Sensor Circuit Low VoltageFord
1P0114Intake Air Temperature Sensor Circuit ErraticFord
1P0115Engine Coolant Temperature Sensor Circuit MalfunctionToyota
1P0138Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High VoltageFord
1P0147Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Circuit MalfunctionChevrolet
1P0152Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High VoltageChrysler
1P0154Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient ActivityChevrolet
1P0156Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit MalfunctionFord
1P0231Fuel Pump Feedback Circuit Low VoltageFord
1P0235Boost Pressure Sensor Signal Voltage Too HighMercedes-Benz
1P0243Supercharger Boost Solenoid Control Circuit MalfunctionVolvo
1P0272Cylinder 4 Balance System MalfunctionFord
1P0275Cylinder 5 Balance System MalfunctionFord
1P0308Cylinder 8 Misfire DetectedLand Rover
1P0315Crankshaft Position Sensor Variation Not LearnedChrysler
1P0328Knock Sensor Circuit High Voltage (Bank 1)Chevrolet
1P0337CKP Sensor Circuit Low Duty CycleIsuzu
1P0339Crankshaft Position Sensor Signal IntermittentBMW
1P0342CMP Sensor Circuit Low VoltageOldsmobile
1P0349Camshaft Position Sensor Circuit Intermittent (Bank 2)Ford
1P0353Ignition Coil 3 Control Circuit MalfunctionLincoln
1P0355Ignition Coil 5 Control Circuit MalfunctionLincoln
1P0356Ignition Coil 6 Control Circuit MalfunctionLincoln
1P0357Ignition Coil 7 Control Circuit MalfunctionLincoln
1P0358Ignition Coil 8 Control Circuit MalfunctionLincoln
1P0400EGR System Recirculation FlowNissan
1P0403EGR Solenoid Control Circuit MalfunctionVolkswagen
1P0405EGR Position Sensor Circuit Low VoltageBuick
1P0430Catalyst System Low Efficiency (Bank 2)BMW
1P0441EVAP Purge System PerformanceHyundai
1P0443EVAP Purge Solenoid Control Circuit MalfunctionFord
1P0446EVAP Vent System PerformanceHyundai
1P0453Fuel Tank Pressure Sensor Circuit High VoltageLincoln
1P0456EVAP System Very Small Leak DetectedMazda
1P0491Secondary AIR System Insufficient Flow Detected (Bank 1)BMW
1P0492Secondary air flow bank 2BMW
1P0506Idle Speed LowSaturn
1P0553Power Steering Pressure Sensor Circuit High InputFord
1P0571Brake Switch 1 PerformanceDodge
1P0650Malfunction Indicator Lamp Circuit MalfunctionNissan
1P0673Glow Plug No. 3 Control Circuit MalfunctionDodge
1P0731Gear Ratio Error In FirstFord
1P07562-3 Shift Solenoid - No 2nd Or 3rd GearFord
1P0761Shift Solenoid Valve 'C' Stuck OffFord
1P1000OBD II Monitor Testing No CompletedFord
1P100Fmanuf.codeBMW
1P1057Oxygen Sensor (Bank 2 Sensor 1) Circuit HighBMW
1P1062manuf.codeBMW
1P1093Fuel Rail Pressure Low During Power EnrichmentGMC
1P1101Intake Airflow System PerformanceCadillac
1P1105MAP / BARO Switch Solenoid MalfunctionNissan
1P1113Intake Air Temperature Sensor Circuit MalfunctionAudi
1P1121TP Sensor Circuit Intermittent High VoltageFord
1P1124Electronic Throttle Control Actuator Relay High InputHyundai
1P1132Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too RichFord
1P1135Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit MalfunctionLexus
1P1151Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too LeanFord
1P1165Swirl Control Valve Control Vacuum Check SwitchHonda
1P1166Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage MonitoringKia
1P1171Fuel System Lean During AccelerationPontiac
1P1188Fuel Tank Temperature Sensor Circuit High VoltageBMW
1P1196Heated Oxygen Sensor (Bank 2 Sensor 1) Slow During Catalyst MonitorAudi
1P1220TP Sensor 2 Circuit MalfunctionGMC
1P1262Cylinder 2 High To Low Side ShortFord
1P1270Engine RPM / Vehicle Speed Limit ReachedFord
1P1272Air Fuel Sensor (Bank 1 Sensor 1) Circuit No ActivityFord
1P1273Air Fuel Sensor (Bank 1 Sensor 1) Lean Shift MonitoringNissan
1P1277Starter Control Circuit 2 Low (TIPM)Ford
1P1285Accelerator Pedal Position Sensor 3 Circuit MalfunctionMercury
1P1291CNG Pressure Sensor Circuit Low VoltageDodge
1P12965-Volt VREF Supply Not PresentAudi
1P1310Igniter 3 Circuit MalfunctionLexus
1P1315Igniter 4 Circuit MalfunctionLexus
1P1325Igniter 6 Circuit MalfunctionLexus
1P1345Camshaft To Crankshaft Position CorrelationChevrolet
1P1362ICM Control Circuit High VoltageAcura
1P1367Top Dead Sensor 2 No SignalAcura
1P1372PCM Segment Time Acquisition IncorrectHyundai
1P1388Auto Shutdown Relay Control Circuit MalfunctionPlymouth
1P1406EGR Valve Pintle Position Circuit MalfunctionOldsmobile
1P1421Cold Start Emission Reduction Strategy MonitoringAudi
1P1425EVAP System Leak Detection Pump Flow High/LowAudi
1P1435Charge/Discharge Balance FunctionAudi
1P1444EVAP Canister Purge Volume Control Valve Circuit MalfunctionNissan
1P1457EVAP System Leak Detected (Canister Area)Honda
1P1472Evap leak detection pump short to groundAudi
1P1490Low Speed Radiator Fan Relay Circuit MalfunctionNissan
1P1516TAC Module Throttle Actuator Position PerformanceChevrolet
1P1518Throttle Actuator Control Module Serial Data MalfunctionChevrolet
1P1519Idle Air Control Valve Circuit MalfunctionHonda
1P1545Air Conditioning Clutch Relay Control Circuit MalfunctionAudi
1P1555Electronic Variable Orifice Solenoid MalfunctionAudi
1P1557Battery Module Temperature Sensor Signal 3 Circuit Low VoltageVolkswagen
1P1570Laser Radar Sensor Circuit MalfunctionVolkswagen
1P1579P/N To D/R At High TP Angle - Power Reduction Mode OnVolkswagen
1P1612NATS CHAIN OF IMMU-PCMNissan
1P1614NATS CHAIN OF IMMU-KEYSaab
1P1621Control Module Long Term Memory PerformanceGMC
1P1626Theft Deterrent Fuel Enable Signal LostChevrolet
1P1650Output Driver 2 Circuit MalfunctionVolkswagen
1P1670Output Driver 4 Voltage High VoltageBuick
1P1682Ignition 1 Switch Circuit 2 MalfunctionChevrolet
1P1693Transponder No Response Error / Invalid ResponseDodge
1P1694No Communication With PCMJeep
1P1698No CCD Messages Received From TCMJeep
1P1720Solenoid 'A' Controlled Clutch Stuck OffMercury
1P1762Transmission Mode Switch Signal Circuit MalfunctionDodge
1P1774Low Coast Brake Solenoid Valve FunctionMercury
1P1860TCM PWM Solenoid Circuit MalfunctionOldsmobile
1P201Cself adaptation rich at part loadMercedes-Benz
1P2050misfire damages twcMercedes-Benz
1P2054Engine Coolant Temperature Sensor Circuit Signal Voltage Too Low Mercedes-Benz
1P2069Exhaust Temperature Sensor Above RangeMercedes-Benz
1P2098Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2)Chrysler
1P2138Accelerator Pedal Position Sensor 1-2 Correlation ErrorNissan
1P2187Fuel Trim System Lean At Idle (Bank 1)Volkswagen
1P2198Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Rich"Ford
1P2270Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck LeanDodge
1P2308Ignition Coil 3 Secondary Circuit Insufficient IonizationDodge
1P2422EVAP Canister Vent Shut Valve Close MalfunctionAudi
1P2610Control Module Ignition Off Timer PerformanceChevrolet
1P3081Engine temp too lowVolkswagen
1U1000Class 2 Communication MalfunctionChevrolet
1U1009First letter in code U. SCP inval/miss eng.torq. dataMercury
1U1016Serial Communications MalfunctionChevrolet
1U1027SCP Data Fault engine RPMMercury
1U1064Lost Communication With BCM or VCD ModuleChevrolet
1U1088Loss of Communication With Sensing And Diagnostic ModuleChevrolet
1U1147Data Circuit MalfunctionFord
1U1301Class 2 Data Line Short To VoltageChevrolet
1U1305Class 2 Data Line Circuit High Or Low VoltageChevrolet
1U2105TCM - No Communication With Engine Control ModuleChevrolet
1U2108Lost Communication With ABS/TCSChevrolet
1U2109Lost communication with pcmChevrolet
1U2111Lost Communication w/Steering Control ModuleChevrolet