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Automotive Diagnostic Code Lookup
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P0115 ★★★★Engine Coolant Temperature Sensor CircuitP0116 ★★★★Engine Coolant Temperature Sensor Range/PerformanceP0117 ★★★★Engine Coolant Temperature Sensor Circuit Low InputP0118 ★★★★Engine Coolant Temperature Sensor Circuit High InputP0128 ★★★★★Coolant Thermostat Below Regulating TemperatureP0171 ★★★★★System Too Lean Bank 1P0172 ★★★★System Too Rich Bank 1P0174 ★★★★★System Too Lean Bank 2P0175 ★★★★System Too Rich Bank 2P0217 ★★★★Engine Coolant Over Temperature ConditionP0218 ★★★★Transmission Fluid Over Temperature ConditionP0300 ★★★★★Random/Multiple Cylinder Misfire DetectedP0301 ★★★★★Cylinder 1 Misfire DetectedP0302 ★★★★★Cylinder 2 Misfire DetectedP0303 ★★★★★Cylinder 3 Misfire DetectedP0304 ★★★★★Cylinder 4 Misfire DetectedP0305 ★★★★★Cylinder 5 Misfire DetectedP0306 ★★★★★Cylinder 6 Misfire DetectedP0307 ★★★★★Cylinder 7 Misfire DetectedP0308 ★★★★★Cylinder 8 Misfire DetectedP0420 ★★★★★Catalyst System Efficiency Below Threshold Bank 1P0430 ★★★★★Catalyst System Efficiency Below Threshold Bank 2P0440 ★★★★★EVAP System MalfunctionP0441 ★★★★★EVAP System Incorrect Purge FlowP0442 ★★★★★EVAP System Small Leak DetectedP0446 ★★★★EVAP Vent Control CircuitP0455 ★★★★★EVAP System Large Leak DetectedP0456 ★★★★★EVAP System Very Small Leak DetectedP0457 ★★★★★EVAP System Leak Detected Fuel Cap Loose or OffP0500 ★★★★Vehicle Speed Sensor MalfunctionP0700 ★★★★★Transmission Control System MalfunctionP0705 ★★★★Transmission Range Sensor Circuit MalfunctionP0706 ★★★★Transmission Range Sensor Circuit Range/PerformanceP0707 ★★★★Transmission Range Sensor Circuit Low InputP0708 ★★★★Transmission Range Sensor Circuit High InputP0710 ★★★★Transmission Fluid Temperature Sensor Circuit MalfunctionP0711 ★★★★Transmission Fluid Temperature Sensor Range/PerformanceP0712 ★★★★Transmission Fluid Temperature Sensor Low InputP0713 ★★★★Transmission Fluid Temperature Sensor High InputP0716 ★★★★Input/Turbine Speed Sensor Circuit Range/PerformanceP0717 ★★★★Input/Turbine Speed Sensor Circuit No SignalP0721 ★★★★Output Speed Sensor Circuit Range/PerformanceP0722 ★★★★Output Speed Sensor Circuit No SignalP0731 ★★★★Gear 1 Incorrect RatioP0732 ★★★★Gear 2 Incorrect RatioP0733 ★★★★Gear 3 Incorrect RatioP0734 ★★★★Gear 4 Incorrect RatioP0735 ★★★★Gear 5 Incorrect RatioP0740 ★★★★Torque Converter Clutch Circuit MalfunctionP0742 ★★★★Torque Converter Clutch Circuit Stuck OnP0743 ★★★★Torque Converter Clutch Circuit ElectricalP0744 ★★★★Torque Converter Clutch Circuit IntermittentP0750 ★★★★Shift Solenoid A MalfunctionP0751 ★★★★Shift Solenoid A Performance or Stuck OffP0752 ★★★★Shift Solenoid A Stuck OnP0753 ★★★★Shift Solenoid A ElectricalP0755 ★★★★Shift Solenoid B MalfunctionP0756 ★★★★Shift Solenoid B Performance or Stuck OffP0757 ★★★★Shift Solenoid B Stuck OnP0758 ★★★★Shift Solenoid B ElectricalP0760 ★★★★Shift Solenoid C MalfunctionP0761 ★★★★Shift Solenoid C Performance or Stuck OffP0762 ★★★★Shift Solenoid C Stuck OnP0763 ★★★★Shift Solenoid C ElectricalP0800 ★★Transfer Case Control SystemP0801 ★★★Reverse Inhibit Control CircuitP0802 ★★★Transmission Control System MIL Request Circuit/OpenP0803 ★★★★1-4 Upshift Skip Shift Solenoid Control CircuitP0804 ★★★1-4 Upshift Skip Shift Lamp Control CircuitP0810 ★★★Clutch Position Control ErrorP0811 ★★★Excessive Clutch SlippageP0812 ★★★Reverse Input CircuitP0813 ★★★Reverse Output CircuitP0814 ★★★Transmission Range Display CircuitP0815 ★★★Upshift Switch CircuitP0816 ★★★Downshift Switch CircuitP0817 ★★★Starter Disable CircuitP0818 ★★Driveline Disconnect Switch Input CircuitP0819 ★★★Up and Down Shift Switch to Transmission Range CorrelationP0820 ★★★Gear Lever X-Y Position Sensor CircuitP0821 ★★★Gear Lever X Position CircuitP0822 ★★★Gear Lever Y Position CircuitP0823 ★★★Gear Lever X Position Circuit IntermittentP0824 ★★★Gear Lever Y Position Circuit IntermittentP0830 ★★★Clutch Pedal Switch A CircuitP0831 ★★★Clutch Pedal Switch A Circuit LowP0832 ★★★Clutch Pedal Switch A Circuit HighP0833 ★★★Clutch Pedal Switch B CircuitP0834 ★★★Clutch Pedal Switch B Circuit LowP0835 ★★★Clutch Pedal Switch B Circuit HighP0836 ★★★Four Wheel Drive Switch CircuitP0837 ★★★Four Wheel Drive Switch Circuit Range/PerformanceP0838 ★★★Four Wheel Drive Switch Circuit LowP0839 ★★★Four Wheel Drive Switch Circuit HighP0840 ★★★Transmission Fluid Pressure Sensor/Switch A CircuitP0841 ★★★Transmission Fluid Pressure Sensor/Switch A Circuit Range/PerformanceP0842 ★★★Transmission Fluid Pressure Sensor/Switch A Circuit LowP0843 ★★★Transmission Fluid Pressure Sensor/Switch A Circuit HighP0844 ★★★Transmission Fluid Pressure Sensor/Switch A Circuit IntermittentP0845 ★★★Transmission Fluid Pressure Sensor/Switch B CircuitP0846 ★★★Transmission Fluid Pressure Sensor/Switch B Circuit Range/PerformanceP0847 ★★★Transmission Fluid Pressure Sensor/Switch B Circuit LowP0848 ★★★Transmission Fluid Pressure Sensor/Switch B Circuit HighP0849 ★★★Transmission Fluid Pressure Sensor/Switch B Circuit IntermittentP0850 ★★★Park/Neutral Switch Input CircuitP0851 ★★★Park/Neutral Switch Input Circuit LowP0852 ★★★Park/Neutral Switch Input Circuit HighP0853 ★★★Drive Switch Input CircuitP0854 ★★★Drive Switch Input Circuit LowP0855 ★★★Drive Switch Input Circuit HighP0856 ★★★Traction Control Input SignalP0857 ★★★Traction Control Input Signal Range/PerformanceP0858 ★★★Traction Control Input Signal LowP0859 ★★★Traction Control Input Signal HighP0860 ★★★Gear Shift Module Communication CircuitP0861 ★★★Gear Shift Module Communication Circuit LowP0862 ★★★Gear Shift Module Communication Circuit HighP0863 ★★★TCM Communication CircuitP0864 ★★★TCM Communication Circuit Range/PerformanceP0865 ★★★TCM Communication Circuit LowP0866 ★★★TCM Communication Circuit HighP0867 ★★★Transmission Fluid PressureP0868 ★★★Transmission Fluid Pressure LowP0869 ★★★Transmission Fluid Pressure HighP0870 ★★★Transmission Fluid Pressure Sensor/Switch C CircuitP0871 ★★★Transmission Fluid Pressure Sensor/Switch C Circuit Range/PerformanceP0872 ★★★Transmission Fluid Pressure Sensor/Switch C Circuit LowP0873 ★★★Transmission Fluid Pressure Sensor/Switch C Circuit HighP0874 ★★★Transmission Fluid Pressure Sensor/Switch C Circuit IntermittentP0875 ★★★Transmission Fluid Pressure Sensor/Switch D CircuitP0876 ★★★Transmission Fluid Pressure Sensor/Switch D Circuit Range/PerformanceP0877 ★★★Transmission Fluid Pressure Sensor/Switch D Circuit LowP0878 ★★★Transmission Fluid Pressure Sensor/Switch D Circuit HighP0879 ★★★Transmission Fluid Pressure Sensor/Switch D Circuit IntermittentP0880 ★★★TCM Power Input SignalP0881 ★★★TCM Power Input Signal Range/PerformanceP0882 ★★★TCM Power Input Signal LowP0883 ★★★TCM Power Input Signal HighP0884 ★★★TCM Power Input Signal IntermittentP0885 ★★★TCM Power Relay Control Circuit/OpenP0886 ★★★TCM Power Relay Control Circuit LowP0887 ★★★TCM Power Relay Control Circuit HighP0888 ★★★TCM Power Relay Sense CircuitP0889 ★★★TCM Power Relay Sense Circuit Range/PerformanceP0890 ★★★TCM Power Relay Sense Circuit LowP0891 ★★★TCM Power Relay Sense Circuit HighP0892 ★★★TCM Power Relay Sense Circuit IntermittentP0893 ★★★Multiple Gears EngagedP0894 ★★★Transmission Component SlippingP0895 ★★★Shift Time Too ShortP0896 ★★★Shift Time Too LongP0897 ★★★Transmission Fluid DeterioratedP0900 ★★★Clutch Actuator Circuit/OpenP0901 ★★★Clutch Actuator Circuit Range/PerformanceP0902 ★★★Clutch Actuator Circuit LowP0903 ★★★Clutch Actuator Circuit HighP0904 ★★★Gate Select Position CircuitP0905 ★★★Gate Select Position Circuit Range/PerformanceP0906 ★★★Gate Select Position Circuit LowP0907 ★★★Gate Select Position Circuit HighP0908 ★★★Gate Select Position Circuit IntermittentP0909 ★★★Gate Select Control ErrorP0910 ★★★Gate Select Actuator Circuit/OpenP0911 ★★★Gate Select Actuator Circuit Range/PerformanceP0912 ★★★Gate Select Actuator Circuit LowP0913 ★★★Gate Select Actuator Circuit HighP0914 ★★★Gear Shift Position CircuitP0915 ★★★Gear Shift Position Circuit Range/PerformanceP0916 ★★★Gear Shift Position Circuit LowP0917 ★★★Gear Shift Position Circuit HighP0918 ★★★Gear Shift Position Circuit IntermittentP0919 ★★★Gear Shift Position Control ErrorP0920 ★★★Gear Shift Forward Actuator Circuit/OpenP0921 ★★★Gear Shift Forward Actuator Circuit Range/PerformanceP0922 ★★★Gear Shift Forward Actuator Circuit LowP0923 ★★★Gear Shift Forward Actuator Circuit HighP0924 ★★★Gear Shift Reverse Actuator Circuit/OpenP0925 ★★★Gear Shift Reverse Actuator Circuit Range/PerformanceP0926 ★★★Gear Shift Reverse Actuator Circuit LowP0927 ★★★Gear Shift Reverse Actuator Circuit HighP0928 ★★★★Gear Shift Lock Solenoid Control Circuit A/OpenP0929 ★★★★Gear Shift Lock Solenoid Control Circuit A Range/PerformanceP0930 ★★★★Gear Shift Lock Solenoid Control Circuit A LowP0931 ★★★★Gear Shift Lock Solenoid Control Circuit A HighP0932 ★★★Hydraulic Pressure Sensor CircuitP0933 ★★★Hydraulic Pressure Sensor Range/PerformanceP0934 ★★★Hydraulic Pressure Sensor Circuit LowP0935 ★★★Hydraulic Pressure Sensor Circuit HighP0936 ★★★Hydraulic Pressure Sensor Circuit IntermittentP0942 ★★★Hydraulic Pressure UnitP0943 ★★★Hydraulic Pressure Unit Cycling Period Too ShortP0944 ★★★Hydraulic Pressure Unit Loss of PressureP0945 ★★★Hydraulic Pump Relay Circuit/OpenP0946 ★★★Hydraulic Pump Relay Circuit Range/PerformanceP0947 ★★★Hydraulic Pump Relay Circuit LowP0948 ★★★Hydraulic Pump Relay Circuit HighP0949 ★★★Automatic Shift Manual Adaptive Learning Not CompleteP0950 ★★★Auto Shift Manual Control CircuitP0951 ★★★Auto Shift Manual Control Circuit Range/PerformanceP0952 ★★★Auto Shift Manual Control Circuit LowP0953 ★★★Auto Shift Manual Control Circuit HighP0954 ★★★Auto Shift Manual Control Circuit IntermittentP0955 ★★★Auto Shift Manual Mode CircuitP0956 ★★★Auto Shift Manual Mode Circuit Range/PerformanceP0957 ★★★Auto Shift Manual Mode Circuit LowP0958 ★★★Auto Shift Manual Mode Circuit HighP0959 ★★★Auto Shift Manual Mode Circuit IntermittentP0960 ★★★Pressure Control Solenoid A Control Circuit/OpenP0961 ★★★Pressure Control Solenoid A Control Circuit Range/PerformanceP0962 ★★★Pressure Control Solenoid A Control Circuit LowP0963 ★★★Pressure Control Solenoid A Control Circuit HighP0964 ★★★Pressure Control Solenoid B Control Circuit/OpenP0965 ★★★Pressure Control Solenoid B Control Circuit Range/PerformanceP0966 ★★★Pressure Control Solenoid B Control Circuit LowP0967 ★★★Pressure Control Solenoid B Control Circuit HighP0968 ★★★Pressure Control Solenoid C Control Circuit/OpenP0969 ★★★Pressure Control Solenoid C Control Circuit Range/PerformanceP0970 ★★★Pressure Control Solenoid C Control Circuit LowP0971 ★★★Pressure Control Solenoid C Control Circuit HighP0972 ★★★★Shift Solenoid A Control Circuit Range/PerformanceP0973 ★★★★Shift Solenoid A Control Circuit LowP0974 ★★★★Shift Solenoid A Control Circuit HighP0975 ★★★★Shift Solenoid B Control Circuit Range/PerformanceP0976 ★★★★Shift Solenoid B Control Circuit LowP0977 ★★★★Shift Solenoid B Control Circuit HighP0978 ★★★★Shift Solenoid C Control Circuit Range/PerformanceP0979 ★★★★Shift Solenoid C Control Circuit LowP0980 ★★★★Shift Solenoid C Control Circuit HighP0981 ★★★★Shift Solenoid D Control Circuit Range/PerformanceP0982 ★★★★Shift Solenoid D Control Circuit LowP0983 ★★★★Shift Solenoid D Control Circuit HighP0984 ★★★★Shift Solenoid E Control Circuit Range/PerformanceP0985 ★★★★Shift Solenoid E Control Circuit LowP0986 ★★★★Shift Solenoid E Control Circuit HighP0987 ★★★Transmission Fluid Pressure Sensor/Switch E CircuitP0988 ★★★Transmission Fluid Pressure Sensor/Switch E Circuit Range/PerformanceP0989 ★★★Transmission Fluid Pressure Sensor/Switch E Circuit LowP0990 ★★★Transmission Fluid Pressure Sensor/Switch E Circuit HighP0991 ★★★Transmission Fluid Pressure Sensor/Switch E Circuit IntermittentP0992 ★★★Transmission Fluid Pressure Sensor/Switch F CircuitP0993 ★★★Transmission Fluid Pressure Sensor/Switch F Circuit Range/PerformanceP0994 ★★★Transmission Fluid Pressure Sensor/Switch F Circuit LowP0995 ★★★Transmission Fluid Pressure Sensor/Switch F Circuit HighP0996 ★★★Transmission Fluid Pressure Sensor/Switch F Circuit IntermittentP0997 ★★★★Shift Solenoid F Control Circuit Range/PerformanceP0998 ★★★★Shift Solenoid F Control Circuit LowP0999 ★★★★Shift Solenoid F Control Circuit HighP1000 ★★★★OBD System Readiness Test Not CompleteP1001 ★★★Key On Engine Running Test Not CompleteP1002 ★★★System Monitor Testing IncompleteP1003 ★★★Fuel Composition Sensor CircuitP1004 ★★★Short Runner Valve Control PerformanceP1005 ★★★Fuel Shutoff Valve ControlP1006 ★★★Manifold Absolute Pressure PerformanceP1007 ★★★Ignition Circuit FaultP1008 ★★★★Engine Coolant Bypass Valve ControlP1009 ★★★Variable Valve Timing Over AdvancedP1010 ★★★Mass Air Flow Circuit FaultP1011 ★★★Fuel Pump Circuit PerformanceP1012 ★★★Fuel Pressure Regulator PerformanceP1013 ★★★Camshaft Position Actuator FaultP1014 ★★★Exhaust Camshaft Position PerformanceP1015 ★★★Engine Torque Management FaultP1016 ★★★★Reductant Quality Sensor CircuitP1017 ★★★★Reductant Injector CircuitP1018 ★★★★NOx Sensor Circuit FaultP1019 ★★★★Reductant Tank Heater CircuitP1020 ★★★Throttle Actuator Position FaultP1021 ★★★Oil Control Valve PerformanceP1022 ★★★Intake Air Control FaultP1023 ★★★Fuel Pressure Sensor FaultP1024 ★★★Fuel Pump Control Module FaultP1025 ★★★Engine Oil Pressure Control FaultP1026 ★★★★Coolant Control Valve FaultP1027 ★★★Intake Valve Control FaultP1028 ★★★★EGR Temperature Sensor FaultP1029 ★★★★Exhaust Temperature Sensor FaultP1030 ★★★★Air Fuel Ratio Sensor CircuitP1031 ★★★★Air Fuel Ratio Sensor Heater CircuitP1032 ★★★★Oxygen Sensor Heater Control CircuitP1033 ★★★★NOx Sensor Signal PerformanceP1034 ★★★★Reductant Pressure Sensor CircuitP1035 ★★★★EGR Valve Position Sensor CircuitP1036 ★★★Intake Manifold Tuning Valve FaultP1037 ★★★Manifold Absolute Pressure Sensor PerformanceP1038 ★★★Fuel Rail Pressure Control PerformanceP1039 ★★★Fuel Injector Control CircuitP1040 ★★★Variable Valve Timing Control CircuitP1041 ★★★Camshaft Actuator Control CircuitP1042 ★★★Engine Oil Temperature Sensor CircuitP1043 ★★★Engine Oil Pressure Sensor PerformanceP1044 ★★★Throttle Control System PerformanceP1045 ★★★Throttle Control Motor CircuitP1046 ★★★Turbocharger Control CircuitP1047 ★★★Turbocharger Bypass Valve CircuitP1048 ★★★Wastegate Control Solenoid CircuitP1049 ★★★Boost Pressure Sensor PerformanceP1050 ★★★Intake Camshaft Actuator Circuit Bank 1P1051 ★★★Intake Camshaft Actuator Circuit Low Bank 1P1052 ★★★Intake Camshaft Actuator Circuit High Bank 1
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I have a codeType P0300, P0420, P0171, or any code your scanner shows.Engine is misfiringRough idle, shaking, flashing Check Engine Light, or loss of power.EVAP / gas cap issueFuel smell, emissions leak, small leak, large leak, purge or vent valve.Runs lean or richFuel trims, vacuum leaks, MAF issues, hesitation, or poor fuel economy.Oxygen sensor / catalystO2 sensor response, heater circuit, catalyst efficiency, emissions failure.Transmission problemHarsh shifting, slipping, incorrect gear ratio, solenoid or speed sensor codes.
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P0010 ★★★★★Intake Camshaft Position Actuator Circuit (Bank 1)P0011 ★★★★★Intake Camshaft Position Timing Over-Advanced (Bank 1)P0012 ★★★★★Intake Camshaft Position Timing Over-Retarded (Bank 1)P0013 ★★★★★Exhaust Camshaft Position Actuator Circuit (Bank 1)P0014 ★★★★★Exhaust Camshaft Position Timing Over-Advanced (Bank 1)P0016 ★★★★★Crankshaft/Camshaft Position Correlation (Bank 1 Sensor A)P0017 ★★★★★Crankshaft/Camshaft Position Correlation (Bank 1 Sensor B)P0087 ★★★★★Fuel Rail/System Pressure Too LowP0088 ★★★★★Fuel Rail/System Pressure Too HighP0100 ★★★★★Mass Air Flow Circuit MalfunctionP0101 ★★★★★Mass Air Flow Circuit Range/PerformanceP0102 ★★★★★Mass Air Flow Circuit Low Input
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