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International Automotive Technicians Network

Diagnostic Trouble Code Index for May 2020

Note: This is a professional automotive technician's resource.
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Diagnostic Trouble Codes (DTC)
Count Trouble Code Sample Definition Manufacturers
3P0300Multiple Cylinder Misfire DetectedChevrolet, Ram, Toyota
3P0301Cylinder 1 Misfire DetectedAudi, Toyota
3P1626Theft Deterrent Fuel Enable Signal LostChevrolet
2P0302Cylinder 2 Misfire DetectedFord, Subaru
2P0305Cylinder 5 Misfire DetectedFord, Toyota
2P0306Cylinder 6 Misfire DetectedFord, Subaru
2P0442EVAP System Small Leak DetectedMazda
2P1239Engine Oil Temperature Too LowMercedes-Benz
1B2618Pass. compartment circuit dimming circuit highChevrolet
1B2655Pass. compartment dimming circuit highChevrolet
1P0016Crankshaft/Camshaft Timing MisalignmentMercedes-Benz
1P0032Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High VoltageChrysler
1P0038Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High VoltageChrysler
1P0138Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High VoltageChevrolet
1P0148Fuel Delivery ErrorFord
1P0171Fuel System Lean (Bank 1)Honda
1P0172Fuel System Rich (Bank 1)Ford
1P0174Fuel System Lean (Bank 2)Infiniti
1P0175Fuel System Rich (Bank 2)Ford
1P0191Fuel Rail Pressure Sensor PerformanceChevrolet
1P0201Fuel Injector 1 Control Circuit MalfunctionChrysler
1P0202Fuel Injector 2 Control Circuit MalfunctionChrysler
1P0203Fuel Injector 3 Control Circuit MalfunctionChrysler
1P0204Fuel Injector 4 Control Circuit MalfunctionChrysler
1P0263Cylinder 1 Balance System MalfunctionFord
1P0266Cylinder 2 Balance System MalfunctionFord
1P0303Cylinder 3 Misfire DetectedToyota
1P0335Crankshaft Position Sensor Circuit MalfunctionChevrolet
1P0453Fuel Tank Pressure Sensor Circuit High VoltageFord
1P0456EVAP System Very Small Leak DetectedDodge
1P0505Idle Control System MalfunctionBMW
1P050ACold Start Idle Air Control System PerformanceKia
1P0599Engine coolant thermostat HEATER control circuit high voltageChevrolet
1P061BInternal Control Module Torque Calculation PerformanceFord
1P0642Sensor Reference Voltage 1 Circuit LowDodge
1P0734Gear Ratio Error In FourthFord
1P0806Clutch Pedal Position Sensor Circuit Range/PerformanceSaturn
1P2077Intake Manifold Tuning Valve Position Sensor Circuit Low VoltageChevrolet
1P2106Electronic Throttle Control System - Forced Limited PowerFord
1P2122Accelerator Pedal Position Sensor 1 Circuit Low VoltageDodge
1P2138Accelerator Pedal Position Sensor 1-2 Correlation ErrorNissan
1P2172High Airflow / Vacuum Leak Detected (Instantaneous Accumulation)Fiat
1P2195Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck LeanFord
1P2198Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Rich"Ford
1P2201Immobilizer CAN Message ErrorMercedes-Benz
1P2273Heated Oxygen Sensor (Bank 2 Sensor 2) Signal Biased RichFord
1P229FNox sensor circuit range/performance bank1 snsr 2Mercedes-Benz
1P2301Ignition Coil 1 Control Circuit High VoltageChevrolet
1P2614Camshaft Position Output Circuit MalfunctionFord
1P2617Crankshaft Position Signal Output Circuit MalfunctionFord
1P3089signal line for fuel pump electronics vag code is 012425Audi
1U0073Control Module Communication Bus OffChevrolet
1U0101Lost Communication With TCMChevrolet
1U0121Lost Communication With Antilock Brake System ModuleChevrolet
1U0140Lost Communication With BCMChevrolet
1U1000Class 2 Communication MalfunctionChevrolet
1U1064Lost Communication With BCM or VCD ModuleChevrolet
1U1255Class 2 Communication MalfunctionChevrolet