× 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 May 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
3P0171Fuel System Lean (Bank 1)Chrysler, Ford
3P0300Multiple Cylinder Misfire DetectedChevrolet, Jeep, Ram
2P0011Intake Camshaft Position System PerformanceChevrolet, Volkswagen
2P0102MAF Sensor Circuit Low FrequencyMercedes-Benz, Nissan
2P0302Cylinder 2 Misfire DetectedChevrolet, Jeep
2P0304Cylinder 4 Misfire DetectedFord
2P0341CMP Sensor PerformanceVolkswagen
2P2096Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2)Mazda, Subaru
2U0101Lost Communication With TCMChevrolet, Ford
1B1201fuel sender circuit faultFord
1B1213Less Than Two Keys Programmed To The SystemMercury
1C0000Vehicle speed info circuit malfunctionChevrolet
1P0012Camshaft Position 'A' Over-Retarded (Bank 1)Volvo
1P0016Crankshaft/Camshaft Timing MisalignmentVolkswagen
1P0018Crankshaft Position - Intake Camshaft Position Correlation (Bank 2)Volvo
1P0087Fuel Rail Pressure Too LowVolkswagen
1P0089Fuel Pressure Regulator PerformanceChevrolet
1P0090Fuel Pressure Regulator 1 Control Circuit MalfunctionChevrolet
1P0093Fuel System Large Leak DetectedIsuzu
1P0128Engine Coolant Temperature Below Thermostat Regulating TemperatureChevrolet
1P0138Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High VoltageToyota
1P0158Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High VoltageToyota
1P0172Fuel System Rich (Bank 1)Chevrolet
1P0174Fuel System Lean (Bank 2)Ford
1P0204Fuel Injector 4 Control Circuit MalfunctionMercedes-Benz
1P0278Cylinder 6 Balance System MalfunctionMercedes-Benz
1P0299Turbocharger Engine UnderboostVolkswagen
1P0301Cylinder 1 Misfire DetectedNissan
1P0303Cylinder 3 Misfire DetectedFord
1P0335Crankshaft Position Sensor Circuit MalfunctionHyundai
1P0339Crankshaft Position Sensor Signal IntermittentDodge
1P043EEVAP System Reference Orifice Clog UpVolvo
1P0443EVAP Purge Solenoid Control Circuit MalfunctionChevrolet
1P0446EVAP Vent System PerformanceBuick
1P0453Fuel Tank Pressure Sensor Circuit High VoltageFord
1P0505Idle Control System MalfunctionToyota
1P0513Invalid SKIM Key DetectedBuick
1P0563System Voltage Too HighMercedes-Benz
1P0650Malfunction Indicator Lamp Circuit MalfunctionHyundai
1P0700Automatic Transmission System Malfunction DetectedChevrolet
1P0726Engine Speed Sensor Circuit PerformanceNissan
1P080AClutch Pedal Position Not LearnedChevrolet
1P1260Immobilizer System MalfunctionMercury
1P1290CNG Pressure Sensor Circuit High VoltageAudi
1P1507Idle Air Control System RPM Lower Than ExpectedRam
1P1516TAC Module Throttle Actuator Position PerformanceChevrolet
1P164BOil Pressure Switch Malfunction 5580Volkswagen
1P1670Output Driver 4 Voltage High VoltageBuick
1P1682Ignition 1 Switch Circuit 2 MalfunctionChevrolet
1P2083Differential Pressure Sensor Pressure Too HighMercedes-Benz
1P2090Camshaft Position Actuator Circuit Low (Bank 2)Mercedes-Benz
1P2118Electronic Throttle Control - Motor Current PerformanceScion
1P2257ECM Internal ErrorMercedes-Benz
1P2270Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck LeanChevrolet
1P2279Intake Air System LeakAudi
1P228CFuel Pressure Regulator 1 Exceeded Control Limits Pressure Too LowChevrolet
1P3000HV Battery MalfunctionChevrolet
1P3390Position sensor 1 for the crankshaft has a sporadic malfunction.Mercedes-Benz
1P3400Cylinder Deactivation System PerformanceHonda
1U0100Lost Communication With ECM/PCMFord
1U0102lost communication with Transfer case control moduleFord
1U0140Lost Communication With BCMFord
1U0151Lost Communication With Sensing And Diagnostic ModuleFord
1U0155No Cluster Bus MessageFord