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International Automotive Technicians Network

Diagnostic Trouble Code Index for September 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
9P0300Multiple Cylinder Misfire DetectedChevrolet, Ford, GMC, Honda, Jeep, Mazda, Nissan, Toyota, Volkswagen
5P0303Cylinder 3 Misfire DetectedBuick, Ford, Honda, Mazda, Volkswagen
4P0172Fuel System Rich (Bank 1)Ford, Honda, Toyota
3P0171Fuel System Lean (Bank 1)Cadillac, Jeep, Scion
2P0016Crankshaft/Camshaft Timing MisalignmentChevrolet, Scion
2P0174Fuel System Lean (Bank 2)Cadillac, Jeep
2P0191Fuel Rail Pressure Sensor PerformanceChevrolet, Lincoln
2P0301Cylinder 1 Misfire DetectedHonda, Subaru
2P0302Cylinder 2 Misfire DetectedChevrolet, Honda
2P0304Cylinder 4 Misfire DetectedFord, Honda
2P0442EVAP System Small Leak DetectedChevrolet, GMC
2P1516TAC Module Throttle Actuator Position PerformanceBuick, Chevrolet
2P2110Electronic Throttle Control - Forced Limited RPMJeep
1B1102CAN communication with engine system is faultyHyundai
1B1201fuel sender circuit faultLincoln
1B1202fuel sensor circuit / openLincoln
1B2627fuel sende rcircuit open 2Lincoln
1C0F0BCan no communicationMini
1C1102battery voltage lowHyundai
1P0008Engine Position System Performance (Bank 1)Chevrolet
1P0011Intake Camshaft Position System PerformanceSubaru
1P0013Exhaust Camshaft Position Actuator Solenoid Control Circuit (Bank 1)Chevrolet
1P0015Camshaft Position 'B' Over-Retarded (Bank 1)Chevrolet
1P0017Crankshaft Position - Exhaust Camshaft Position CorrelationChevrolet
1P0021Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2)Subaru
1P0025Camshaft Position 'B' Over-Retarded (Bank 2)Lincoln
1P0026Intake Valve Solenoid Circuit Range/Performance (Bank 1)Subaru
1P0028Intake Valve Solenoid Circuit Range/Performance (Bank 2)Subaru
1P0031Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low VoltageDodge
1P0037Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low VoltageDodge
1P0054Heated Oxygen Sensor (Bank 1 Sensor 2) Heater ResistanceGMC
1P0068Throttle Body Airflow PerformanceChrysler
1P0089Fuel Pressure Regulator PerformanceSaab
1P0101MAF Sensor PerformanceToyota
1P0102MAF Sensor Circuit Low FrequencyPontiac
1P0103MAF Sensor Circuit High FrequencyFord
1P0120TP Sensor 1 Signal Circuit MalfunctionChevrolet
1P0134Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient ActivityHonda
1P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit MalfunctionGMC
1P0175Fuel System Rich (Bank 2)Ford
1P0190Fuel Rail Pressure Sensor Circuit MalfunctionLincoln
1P025AFuel Pump Flow Control Module Enable Circuit MalfunctionFord
1P0343CMP Sensor Circuit High VoltageGMC
1P0357Ignition Coil 7 Control Circuit MalfunctionChevrolet
1P0420Catalyst Efficiency Below Normal (Bank 1)Chevrolet
1P0446EVAP Vent System PerformanceFord
1P0455EVAP System Large Leak DetectedGMC
1P0456EVAP System Very Small Leak DetectedPorsche
1P0625Generator 'F' Terminal Circuit Low VoltageHyundai
1P0645A/C Clutch Relay Circuit MalfunctionChevrolet
1P0700Automatic Transmission System Malfunction DetectedHyundai
1P0705Transaxle Range Switch Circuit MalfunctionMazda
1P0707Transmission Range Sensor Circuit LowHyundai
1P0720Output Shaft Speed Sensor Circuit MalfunctionFord
1P0722Output Speed Sensor Circuit Low VoltageFord
1P0744TCC Servo Valve Function (Lockup) Nissan
1P1101Intake Airflow System PerformanceFord
1P1157Air Fuel Sensor (Bank 1 Sensor 1) AFS Line High VoltageHonda
1P130ACylinder disablingVolkswagen
1P1399Random misfireHonda
1P1457EVAP System Leak Detected (Canister Area)Jeep
1P1571Traction Control Torque Request Circuit MalfunctionSubaru
1P162Bremote vehicle speed limiting signalChevrolet
1P2015Intake Manifold Runner Position Sensor PerformanceVolkswagen
1P2098Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2)Land Rover
1P2135Throttle Position Sensor 1-2 Correlation ErrorChevrolet
1P2187Fuel Trim System Lean At Idle (Bank 1)Mini
1P2201Immobilizer CAN Message ErrorFord
1P241Dservice def system see dealerRam
1P2441Secondary Air Injection System Switching Valve Stuck ClosedToyota
1P2822Implausible Engine Off Time Signal Received From ClusterDodge
1P2885Charge Air Pressure DeviationMini
1P3008g40 signal outside specsMercedes-Benz
1P3048misfire 4Mercedes-Benz
1P3058misfire 5Mercedes-Benz
1P3068misfire 6Mercedes-Benz
1U0109Lost Communication with FP Control ModuleFord
1U1558Lost communication with instrument panel control moduleLand Rover