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International Automotive Technicians Network

Diagnostic Trouble Code Index for August 2019

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
12P0300Multiple Cylinder Misfire DetectedAudi, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Mercury, Toyota
5P0301Cylinder 1 Misfire DetectedDodge, Jeep, Subaru, Toyota
5P0302Cylinder 2 Misfire DetectedBMW, Dodge, Ford, Toyota
4P0303Cylinder 3 Misfire DetectedCadillac, Jeep, Toyota
3P0171Fuel System Lean (Bank 1)Toyota, Volvo
3P0299Turbocharger Engine UnderboostGMC, Jeep, Mercedes-Benz
3P0304Cylinder 4 Misfire DetectedChevrolet, Toyota
2P0014Exhaust Camshaft Position System PerformanceToyota, Volvo
2P0016Crankshaft/Camshaft Timing MisalignmentChevrolet, Volkswagen
2P0101MAF Sensor PerformanceGMC, Volkswagen
2P0172Fuel System Rich (Bank 1)Dodge, Jeep
2P0308Cylinder 8 Misfire DetectedAudi, Ford
2P0335Crankshaft Position Sensor Circuit MalfunctionChevrolet, Dodge
2P061BInternal Control Module Torque Calculation PerformanceFord
1C5617System disabled stored invalid serial data recievedChevrolet
1P0011Intake Camshaft Position System PerformanceChevrolet
1P0012Camshaft Position 'A' Over-Retarded (Bank 1)Toyota
1P0015Camshaft Position 'B' Over-Retarded (Bank 1)Volvo
1P0036Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Control Circuit MalfunctionChevrolet
1P0053Heated Oxygen Sensor (Bank 1 Sensor 1) Heater ResistanceChevrolet
1P0054Heated Oxygen Sensor (Bank 1 Sensor 2) Heater ResistanceChevrolet
1P0059Heated Oxygen Sensor (Bank 2 Sensor 1) Heater ResistanceChevrolet
1P0060Heated Oxygen Sensor (Bank 2 Sensor 2) Heater ResistanceChevrolet
1P0102MAF Sensor Circuit Low FrequencyChevrolet
1P0139Heated Oxygen Sensor (Bank 1 Sensor 2) Slow ResponseHonda
1P0174Fuel System Lean (Bank 2)BMW
1P0175Fuel System Rich (Bank 2)Jeep
1P0192Fuel Rail Pressure Sensor Circuit Low VoltageChevrolet
1P0193Fuel Rail Pressure Sensor Circuit High VoltageFord
1P0233Fuel Pump Secondary Circuit IntermittentNissan
1P0234Turbocharger Engine OverboostMazda
1P0236Turbocharger Boost System PerformanceChevrolet
1P0238Turbocharger Boost Circuit High VoltageVolkswagen
1P0305Cylinder 5 Misfire DetectedJeep
1P0307Cylinder 7 Misfire DetectedRam
1P0315Crankshaft Position Sensor Variation Not LearnedDodge
1P0336Crankshaft Position Sensor PerformanceChevrolet
1P0344Camshaft Position Sensor Signal IntermittentDodge
1P0352Ignition Coil 2 Control Circuit MalfunctionDodge
1P0353Ignition Coil 3 Control Circuit MalfunctionDodge
1P0356Ignition Coil 6 Control Circuit MalfunctionDodge
1P0357Ignition Coil 7 Control Circuit MalfunctionDodge
1P0390Exhaust Camshaft Position Sensor Circuit Malfunction (Bank 2)Ram
1P0394Camshaft Position Sensor 1 - Signal IntermittentRam
1P0401Insufficient EGR Flow DetectedFord
1P0418Secondary Air System Pump Relay Control Circuit Malfunction (Bank 1)Toyota
1P0420Catalyst Efficiency Below Normal (Bank 1)Subaru
1P0430Catalyst System Low Efficiency (Bank 2)Ford
1P0446EVAP Vent System PerformanceToyota
1P0449EVAP Vent Solenoid Control Circuit MalfunctionChevrolet
1P0455EVAP System Large Leak DetectedChevrolet
1P0463Fuel Level Sensor High VoltageFord
1P0496EVAP Canister Purge System High Purge FlowGMC
1P0606Control Module Internal PerformanceChevrolet
1P1125Accelerator Pedal Position System MalfunctionChevrolet
1P1186Inlet Pressure Sensor Circuit Voltage Below Lower LimitJeep
1P119AFuel pressure sensor G247Audi
1P1292High Side No. 2 (Left) Short To Ground Or Voltage DetectedFord
1P130ACylinder disablingAudi
1P1315Igniter 4 Circuit MalfunctionToyota
1P1346Variable Valve Timing - CMP Sensor Range/PerformanceToyota
1P1391CKP Or CMP Sensor Signal IntermittentDodge
1P150Aengine off timer perfomanceAudi
1P1516TAC Module Throttle Actuator Position PerformanceChevrolet
1P1610NATS Initialization FailureNissan
1P1718Transmission Fluid Temperature Sensor Continually Reading HotSubaru
1P200BEfficiency right cat is insufficientMercedes-Benz
1P2029Intake Air Temperature Sensor PerformanceMercedes-Benz
1P219ABank 1 air/fuel ratio imbalanceHonda
1P2227BARO Sensor PerformanceChevrolet
1P2279Intake Air System LeakAudi
1P228CFuel Pressure Regulator 1 Exceeded Control Limits - Pressure Too LowGMC
1P2445Secondary Air Injection System Pump Stuck Off (Bank 1)Toyota
1P244BDiesel Particulate Filter Differential Pressure Too HighGMC
1P2463Diesel Particulate Filter Soot Level AccumulationGMC
1P3026Battery Block 16 MalfunctionChevrolet
1P4910Secondary - Air System insufficient flow Bank 1 Below Limit ValuePorsche
1P4920Secondary - Air System Bank 2 Below Limit ValuePorsche
1U1001Lost Communication With XXX Control ModuleNissan
1U1041Loss of Electronic Brake Controller CommunicationChevrolet