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Automotive Diagnostic Code Lookup

Find OBD-II codes fast, or start with the symptom and work toward the most likely diagnostic path.

Try: P0300 P0420 rough idle oxygen sensor
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Search Results for “transmission”

P0218Transmission Fluid Over Temperature ConditionP0500Vehicle Speed Sensor MalfunctionP0600Serial Communication Link MalfunctionP0601Internal Control Module Memory Check Sum ErrorP0602Control Module Programming ErrorP0603Internal Control Module Keep Alive Memory ErrorP0604Internal Control Module RAM ErrorP0700Transmission Control System MalfunctionP0705Transmission Range Sensor Circuit MalfunctionP0706Transmission Range Sensor Circuit Range/PerformanceP0707Transmission Range Sensor Circuit Low InputP0708Transmission Range Sensor Circuit High InputP0710Transmission Fluid Temperature Sensor Circuit MalfunctionP0711Transmission Fluid Temperature Sensor Range/PerformanceP0712Transmission Fluid Temperature Sensor Low InputP0713Transmission Fluid Temperature Sensor High InputP0715Input/Turbine Speed Sensor CircuitP0716Input/Turbine Speed Sensor Circuit Range/PerformanceP0717Input/Turbine Speed Sensor Circuit No SignalP0720Output Speed Sensor CircuitP0721Output Speed Sensor Circuit Range/PerformanceP0722Output Speed Sensor Circuit No SignalP0725Engine Speed Input Circuit MalfunctionP0726Engine Speed Input Circuit Range/PerformanceP0730Incorrect Gear RatioP0731Gear 1 Incorrect RatioP0732Gear 2 Incorrect RatioP0733Gear 3 Incorrect RatioP0734Gear 4 Incorrect RatioP0735Gear 5 Incorrect RatioP0736Reverse Incorrect RatioP0740Torque Converter Clutch Circuit MalfunctionP0741Torque Converter Clutch PerformanceP0742Torque Converter Clutch Circuit Stuck OnP0743Torque Converter Clutch Circuit ElectricalP0744Torque Converter Clutch Circuit IntermittentP0750Shift Solenoid A MalfunctionP0751Shift Solenoid A Performance or Stuck OffP0752Shift Solenoid A Stuck OnP0753Shift Solenoid A ElectricalP0755Shift Solenoid B MalfunctionP0756Shift Solenoid B Performance or Stuck OffP0757Shift Solenoid B Stuck OnP0758Shift Solenoid B ElectricalP0760Shift Solenoid C MalfunctionP0761Shift Solenoid C Performance or Stuck OffP0762Shift Solenoid C Stuck OnP0763Shift Solenoid C ElectricalP0780Shift MalfunctionP0785Shift/Timing Solenoid MalfunctionP0800Transfer Case Control SystemP0801Reverse Inhibit Control CircuitP0802Transmission Control System MIL Request Circuit/OpenP08031-4 Upshift Skip Shift Solenoid Control CircuitP08041-4 Upshift Skip Shift Lamp Control CircuitP0810Clutch Position Control ErrorP0811Excessive Clutch SlippageP0812Reverse Input CircuitP0813Reverse Output CircuitP0814Transmission Range Display CircuitP0815Upshift Switch CircuitP0816Downshift Switch CircuitP0817Starter Disable CircuitP0818Driveline Disconnect Switch Input CircuitP0819Up and Down Shift Switch to Transmission Range CorrelationP0820Gear Lever X-Y Position Sensor CircuitP0821Gear Lever X Position CircuitP0822Gear Lever Y Position CircuitP0823Gear Lever X Position Circuit IntermittentP0824Gear Lever Y Position Circuit IntermittentP0830Clutch Pedal Switch A CircuitP0831Clutch Pedal Switch A Circuit LowP0832Clutch Pedal Switch A Circuit HighP0833Clutch Pedal Switch B CircuitP0834Clutch Pedal Switch B Circuit LowP0835Clutch Pedal Switch B Circuit HighP0836Four Wheel Drive Switch CircuitP0837Four Wheel Drive Switch Circuit Range/PerformanceP0838Four Wheel Drive Switch Circuit LowP0839Four Wheel Drive Switch Circuit HighP0840Transmission Fluid Pressure Sensor/Switch A CircuitP0841Transmission Fluid Pressure Sensor/Switch A Circuit Range/PerformanceP0842Transmission Fluid Pressure Sensor/Switch A Circuit LowP0843Transmission Fluid Pressure Sensor/Switch A Circuit HighP0844Transmission Fluid Pressure Sensor/Switch A Circuit IntermittentP0845Transmission Fluid Pressure Sensor/Switch B CircuitP0846Transmission Fluid Pressure Sensor/Switch B Circuit Range/PerformanceP0847Transmission Fluid Pressure Sensor/Switch B Circuit LowP0848Transmission Fluid Pressure Sensor/Switch B Circuit HighP0849Transmission Fluid Pressure Sensor/Switch B Circuit IntermittentP0850Park/Neutral Switch Input CircuitP0851Park/Neutral Switch Input Circuit LowP0852Park/Neutral Switch Input Circuit HighP0853Drive Switch Input CircuitP0854Drive Switch Input Circuit LowP0855Drive Switch Input Circuit HighP0856Traction Control Input SignalP0857Traction Control Input Signal Range/PerformanceP0858Traction Control Input Signal LowP0859Traction Control Input Signal HighP0860Gear Shift Module Communication CircuitP0861Gear Shift Module Communication Circuit LowP0862Gear Shift Module Communication Circuit HighP0863TCM Communication CircuitP0864TCM Communication Circuit Range/PerformanceP0865TCM Communication Circuit LowP0866TCM Communication Circuit HighP0867Transmission Fluid PressureP0868Transmission Fluid Pressure LowP0869Transmission Fluid Pressure HighP0870Transmission Fluid Pressure Sensor/Switch C CircuitP0871Transmission Fluid Pressure Sensor/Switch C Circuit Range/PerformanceP0872Transmission Fluid Pressure Sensor/Switch C Circuit LowP0873Transmission Fluid Pressure Sensor/Switch C Circuit HighP0874Transmission Fluid Pressure Sensor/Switch C Circuit IntermittentP0875Transmission Fluid Pressure Sensor/Switch D CircuitP0876Transmission Fluid Pressure Sensor/Switch D Circuit Range/PerformanceP0877Transmission Fluid Pressure Sensor/Switch D Circuit LowP0878Transmission Fluid Pressure Sensor/Switch D Circuit HighP0879Transmission Fluid Pressure Sensor/Switch D Circuit IntermittentP0880TCM Power Input SignalP0881TCM Power Input Signal Range/PerformanceP0882TCM Power Input Signal LowP0883TCM Power Input Signal HighP0884TCM Power Input Signal IntermittentP0885TCM Power Relay Control Circuit/OpenP0886TCM Power Relay Control Circuit LowP0887TCM Power Relay Control Circuit HighP0888TCM Power Relay Sense CircuitP0889TCM Power Relay Sense Circuit Range/PerformanceP0890TCM Power Relay Sense Circuit LowP0891TCM Power Relay Sense Circuit HighP0892TCM Power Relay Sense Circuit IntermittentP0893Multiple Gears EngagedP0894Transmission Component SlippingP0895Shift Time Too ShortP0896Shift Time Too LongP0897Transmission Fluid DeterioratedP0900Clutch Actuator Circuit/OpenP0901Clutch Actuator Circuit Range/PerformanceP0902Clutch Actuator Circuit LowP0903Clutch Actuator Circuit HighP0904Gate Select Position CircuitP0905Gate Select Position Circuit Range/PerformanceP0906Gate Select Position Circuit LowP0907Gate Select Position Circuit HighP0908Gate Select Position Circuit IntermittentP0909Gate Select Control ErrorP0910Gate Select Actuator Circuit/OpenP0911Gate Select Actuator Circuit Range/PerformanceP0912Gate Select Actuator Circuit LowP0913Gate Select Actuator Circuit HighP0914Gear Shift Position CircuitP0915Gear Shift Position Circuit Range/PerformanceP0916Gear Shift Position Circuit LowP0917Gear Shift Position Circuit HighP0918Gear Shift Position Circuit IntermittentP0919Gear Shift Position Control ErrorP0920Gear Shift Forward Actuator Circuit/OpenP0921Gear Shift Forward Actuator Circuit Range/PerformanceP0922Gear Shift Forward Actuator Circuit LowP0923Gear Shift Forward Actuator Circuit HighP0924Gear Shift Reverse Actuator Circuit/OpenP0925Gear Shift Reverse Actuator Circuit Range/PerformanceP0926Gear Shift Reverse Actuator Circuit LowP0927Gear Shift Reverse Actuator Circuit HighP0928Gear Shift Lock Solenoid Control Circuit A/OpenP0929Gear Shift Lock Solenoid Control Circuit A Range/PerformanceP0930Gear Shift Lock Solenoid Control Circuit A LowP0931Gear Shift Lock Solenoid Control Circuit A HighP0932Hydraulic Pressure Sensor CircuitP0933Hydraulic Pressure Sensor Range/PerformanceP0934Hydraulic Pressure Sensor Circuit LowP0935Hydraulic Pressure Sensor Circuit HighP0936Hydraulic Pressure Sensor Circuit IntermittentP0942Hydraulic Pressure UnitP0943Hydraulic Pressure Unit Cycling Period Too ShortP0944Hydraulic Pressure Unit Loss of PressureP0945Hydraulic Pump Relay Circuit/OpenP0946Hydraulic Pump Relay Circuit Range/PerformanceP0947Hydraulic Pump Relay Circuit LowP0948Hydraulic Pump Relay Circuit HighP0949Automatic Shift Manual Adaptive Learning Not CompleteP0950Auto Shift Manual Control CircuitP0951Auto Shift Manual Control Circuit Range/PerformanceP0952Auto Shift Manual Control Circuit LowP0953Auto Shift Manual Control Circuit HighP0954Auto Shift Manual Control Circuit IntermittentP0955Auto Shift Manual Mode CircuitP0956Auto Shift Manual Mode Circuit Range/PerformanceP0957Auto Shift Manual Mode Circuit LowP0958Auto Shift Manual Mode Circuit HighP0959Auto Shift Manual Mode Circuit IntermittentP0960Pressure Control Solenoid A Control Circuit/OpenP0961Pressure Control Solenoid A Control Circuit Range/PerformanceP0962Pressure Control Solenoid A Control Circuit LowP0963Pressure Control Solenoid A Control Circuit HighP0964Pressure Control Solenoid B Control Circuit/OpenP0965Pressure Control Solenoid B Control Circuit Range/PerformanceP0966Pressure Control Solenoid B Control Circuit LowP0967Pressure Control Solenoid B Control Circuit HighP0968Pressure Control Solenoid C Control Circuit/OpenP0969Pressure Control Solenoid C Control Circuit Range/PerformanceP0970Pressure Control Solenoid C Control Circuit LowP0971Pressure Control Solenoid C Control Circuit HighP0972Shift Solenoid A Control Circuit Range/PerformanceP0973Shift Solenoid A Control Circuit LowP0974Shift Solenoid A Control Circuit HighP0975Shift Solenoid B Control Circuit Range/PerformanceP0976Shift Solenoid B Control Circuit LowP0977Shift Solenoid B Control Circuit HighP0978Shift Solenoid C Control Circuit Range/PerformanceP0979Shift Solenoid C Control Circuit LowP0980Shift Solenoid C Control Circuit HighP0981Shift Solenoid D Control Circuit Range/PerformanceP0982Shift Solenoid D Control Circuit LowP0983Shift Solenoid D Control Circuit HighP0984Shift Solenoid E Control Circuit Range/PerformanceP0985Shift Solenoid E Control Circuit LowP0986Shift Solenoid E Control Circuit HighP0987Transmission Fluid Pressure Sensor/Switch E CircuitP0988Transmission Fluid Pressure Sensor/Switch E Circuit Range/PerformanceP0989Transmission Fluid Pressure Sensor/Switch E Circuit LowP0990Transmission Fluid Pressure Sensor/Switch E Circuit HighP0991Transmission Fluid Pressure Sensor/Switch E Circuit IntermittentP0992Transmission Fluid Pressure Sensor/Switch F CircuitP0993Transmission Fluid Pressure Sensor/Switch F Circuit Range/PerformanceP0994Transmission Fluid Pressure Sensor/Switch F Circuit LowP0995Transmission Fluid Pressure Sensor/Switch F Circuit HighP0996Transmission Fluid Pressure Sensor/Switch F Circuit IntermittentP0997Shift Solenoid F Control Circuit Range/PerformanceP0998Shift Solenoid F Control Circuit LowP0999Shift Solenoid F Control Circuit HighP1000OBD System Readiness Test Not CompleteP1001Key On Engine Running Test Not CompleteP1002System Monitor Testing IncompleteP1003Fuel Composition Sensor CircuitP1015Engine Torque Management FaultP2162Output Speed Sensor "A"/"B" Correlation

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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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P CodesPowertrain Codes1,045 publishedB CodesBody Codes0 publishedC CodesChassis Codes0 publishedU CodesNetwork Codes0 published

Popular codes

Start with the common ones

P0010Intake Camshaft Position Actuator Circuit (Bank 1)P0011Intake Camshaft Position Timing Over-Advanced (Bank 1)P0012Intake Camshaft Position Timing Over-Retarded (Bank 1)P0013Exhaust Camshaft Position Actuator Circuit (Bank 1)P0014Exhaust Camshaft Position Timing Over-Advanced (Bank 1)P0016Crankshaft/Camshaft Position Correlation (Bank 1 Sensor A)P0017Crankshaft/Camshaft Position Correlation (Bank 1 Sensor B)P0087Fuel Rail/System Pressure Too LowP0088Fuel Rail/System Pressure Too HighP0100Mass Air Flow Circuit MalfunctionP0101Mass Air Flow Circuit Range/PerformanceP0102Mass Air Flow Circuit Low Input

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Rough IdleEngine ShakingPoor Fuel EconomyNo Start / Hard StartEVAP LeakCatalyst ProblemRunning LeanOxygen SensorTransmission ShiftingOverheating / Coolant

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