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International Automotive Technicians Network

Diagnostic Trouble Code Index for February 2024

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
2P2187Fuel Trim System Lean At Idle (Bank 1)Audi, Land Rover
1P0017Crankshaft Position - Exhaust Camshaft Position CorrelationKia
1P0019Crankshaft Position - Exhaust Camshaft Position Correlation (Bank 2)GMC
1P0024Exhaust Camshaft Position System Performance (Bank 2)GMC
1P0101MAF Sensor PerformanceGMC
1P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit MalfunctionFord
1P0140Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient ActivityPorsche
1P0202Fuel Injector 2 Control Circuit MalfunctionJeep
1P0230Fuel Pump Relay Control Circuit MalfunctionChevrolet
1P0234Turbocharger Engine OverboostFord
1P0269Cylinder 3 Balance System MalfunctionFord
1P0300Multiple Cylinder Misfire DetectedChevrolet
1P0302Cylinder 2 Misfire DetectedJeep
1P0341CMP Sensor PerformanceHonda
1P0342CMP Sensor Circuit Low VoltageGMC
1P0420Catalyst Efficiency Below Normal (Bank 1)Lexus
1P0430Catalyst System Low Efficiency (Bank 2)Lexus
1P0507Idle Speed HighLand Rover
1P06515-Volt Reference 2 Circuit MalfunctionVolkswagen
1P129FFuel Pump Driver Control Module Speed Signal Message IncorrectGMC
1P1603PCM Internal Shutdown Timer RationalityScion
1P1604PCM Internal Dual-Port Ram Read/Write Integrity FailureScion
1P1605Diagnostic Communication Line MalfunctionScion
1P2189Fuel Trim System Lean At Idle (Bank 2)Land Rover
1P2195Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck LeanFord
1P2279Intake Air System LeakMercedes-Benz
1P3010Battery Total Resistance MalfunctionMercedes-Benz
1P3020Battery Block 10 Becomes WeakMercedes-Benz
1P3030Battery Voltage Defected Line SnappedMercedes-Benz
1P3040Combustion Misfire Cylinder 4Mercedes-Benz
1P304BMiss fire number 4 cylinderMaserati