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9,253 diagnostic guides

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Find codes by symptomChoose what you notice to search matching code guides.

Rough idle or shakingVibration while stopped Hard to startLong cranking or no-start Engine stallsCuts out at idle or on the road Hesitates or loses powerSlow response when accelerating Battery light is onCharging system warning Harsh gear changesDelayed or rough shifting

A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.

Electrical & Charging System P · Powertrain Clear all

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Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

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Severity

All severities9253 Low priority305 Check soon8256 Urgent621

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All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

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These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.

Diagnostic codes

Showing 385–408 of 1797

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P0B07Electric/Auxiliary Transmission Fluid Pump Motor Phase W Current LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B07 concerns electric/auxiliary transmission fluid pump motor phase w current low. Learn what this fault indicates and where to begin diagnosis.P0B08Electric/Auxiliary Transmission Fluid Pump Motor Phase W Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B08 concerns electric/auxiliary transmission fluid pump motor phase w current high. Learn what this fault indicates and where to begin diagnosis.P0B09Electric/Auxiliary Transmission Fluid Pump A Motor Supply Voltage Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B09 concerns electric/auxiliary transmission fluid pump a motor supply voltage circuit/open. Learn what this fault indicates and where to begin diagnosis.P0B0AElectric/Auxiliary Transmission Fluid Pump A Motor Supply Voltage Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B0A concerns electric/auxiliary transmission fluid pump a motor supply voltage circuit low. Learn what this fault indicates and where to begin diagnosis.P0B0BElectric/Auxiliary Transmission Fluid Pump A Motor Supply Voltage Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B0B concerns electric/auxiliary transmission fluid pump a motor supply voltage circuit high. Learn what this fault indicates and where to begin diagnosis.P0B0CElectric/Auxiliary Transmission Fluid Pump A Hydraulic LeakageCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B0C concerns electric/auxiliary transmission fluid pump a hydraulic leakage. Learn what this fault indicates and where to begin diagnosis.P0B0DElectric/Auxiliary Transmission Fluid Pump Motor Control ModuleCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B0D concerns electric/auxiliary transmission fluid pump motor control module. Learn what this fault indicates and where to begin diagnosis.P0B0EHybrid/EV Battery Pack Current Sensor B CircuitUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B0E concerns hybrid/ev battery pack current sensor b circuit. Learn what this fault indicates and where to begin diagnosis.P0B0FHybrid/EV Battery Pack Current Sensor B Circuit Range/PerformanceUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B0F concerns hybrid/ev battery pack current sensor b circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B10Hybrid/EV Battery Pack Current Sensor B Circuit LowUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B10 concerns hybrid/ev battery pack current sensor b circuit low. Learn what this fault indicates and where to begin diagnosis.P0B11Hybrid/EV Battery Pack Current Sensor B Circuit HighUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B11 concerns hybrid/ev battery pack current sensor b circuit high. Learn what this fault indicates and where to begin diagnosis.P0B12Hybrid/EV Battery Pack Current Sensor B Circuit Intermittent/ErraticUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B12 concerns hybrid/ev battery pack current sensor b circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B13Hybrid/EV Battery Pack Current Sensor A/B CorrelationUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B13 concerns hybrid/ev battery pack current sensor a/b correlation. Learn what this fault indicates and where to begin diagnosis.P0B14Hybrid/EV Battery Pack Voltage Sense B CircuitUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B14 concerns hybrid/ev battery pack voltage sense b circuit. Learn what this fault indicates and where to begin diagnosis.P0B15Hybrid/EV Battery Pack Voltage Sense B Circuit Range/PerformanceUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B15 concerns hybrid/ev battery pack voltage sense b circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B16Hybrid/EV Battery Pack Voltage Sense B Circuit LowUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B16 concerns hybrid/ev battery pack voltage sense b circuit low. Learn what this fault indicates and where to begin diagnosis.P0B17Hybrid/EV Battery Pack Voltage Sense B Circuit HighUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B17 concerns hybrid/ev battery pack voltage sense b circuit high. Learn what this fault indicates and where to begin diagnosis.P0B18Hybrid/EV Battery Pack Voltage Sense B Circuit Intermittent/ErraticUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B18 concerns hybrid/ev battery pack voltage sense b circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B19Hybrid/EV Battery Pack Voltage Sense C CircuitUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B19 concerns hybrid/ev battery pack voltage sense c circuit. Learn what this fault indicates and where to begin diagnosis.P0B1AHybrid/EV Battery Pack Voltage Sense C Circuit Range/PerformanceUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B1A concerns hybrid/ev battery pack voltage sense c circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B1BHybrid/EV Battery Pack Voltage Sense C Circuit LowUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B1B concerns hybrid/ev battery pack voltage sense c circuit low. Learn what this fault indicates and where to begin diagnosis.P0B1CHybrid/EV Battery Pack Voltage Sense C Circuit HighUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B1C concerns hybrid/ev battery pack voltage sense c circuit high. Learn what this fault indicates and where to begin diagnosis.P0B1DHybrid/EV Battery Pack Voltage Sense C Circuit Intermittent/ErraticUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B1D concerns hybrid/ev battery pack voltage sense c circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B1EHybrid/EV Battery Pack Voltage Sense D CircuitUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0B1E concerns hybrid/ev battery pack voltage sense d circuit. Learn what this fault indicates and where to begin diagnosis.