THE CODE DIRECTORY

Diagnostic code references — Page 13.

Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.

11,786 code references

Generic OBD-II
P0216

Injector/Injection Timing Control Circuit

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Generic OBD-II
P0217

Engine Coolant Over Temperature Condition

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Generic OBD-II
P0218

Transmission Fluid Temperature Sensor A Over Temperature Condition

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Generic OBD-II
P0219

Engine Overspeed Condition

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Generic OBD-II
P021A

Cylinder 7 Injection Timing

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Generic OBD-II
P021B

Cylinder 8 Injection Timing

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Generic OBD-II
P021C

Cylinder 9 Injection Timing

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Generic OBD-II
P021D

Cylinder 10 Injection Timing

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Generic OBD-II
P021E

Cylinder 11 Injection Timing

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Generic OBD-II
P021F

Cylinder 12 Injection Timing

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Generic OBD-II
P0220

Throttle/Pedal Position Sensor/Switch B Circuit

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Generic OBD-II
P0221

Throttle/Pedal Position Sensor/Switch B Circuit Range/Performance

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Generic OBD-II
P0222

Throttle/Pedal Position Sensor/Switch B Circuit Low

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Generic OBD-II
P0223

Throttle/Pedal Position Sensor/Switch B Circuit High

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Generic OBD-II
P0224

Throttle/Pedal Position Sensor/Switch B Circuit Intermittent

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Generic OBD-II
P0225

Throttle/Pedal Position Sensor/Switch C Circuit

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Generic OBD-II
P0226

Throttle/Pedal Position Sensor/Switch C Circuit Range/Performance

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Generic OBD-II
P0227

Throttle/Pedal Position Sensor/Switch C Circuit Low

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Generic OBD-II
P0228

Throttle/Pedal Position Sensor/Switch C Circuit High

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Generic OBD-II
P0229

Throttle/Pedal Position Sensor/Switch C Circuit Intermittent

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Generic OBD-II
P022A

Charge Air Cooler Bypass Control A Circuit /Open

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Generic OBD-II
P022B

Charge Air Cooler Bypass Control A Circuit Low

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Generic OBD-II
P022C

Charge Air Cooler Bypass Control A Circuit High

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Generic OBD-II
P022D

Charge Air Cooler Bypass Control B Circuit /Open

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Generic OBD-II
P022E

Charge Air Cooler Bypass Control B Circuit Low

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Generic OBD-II
P022F

Charge Air Cooler Bypass Control B Circuit High

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Generic OBD-II
P0230

Fuel Pump Primary Circuit

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Generic OBD-II
P0231

Fuel Pump Secondary Circuit Low

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Generic OBD-II
P0232

Fuel Pump Secondary Circuit High

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Generic OBD-II
P0233

Fuel Pump Secondary Circuit Intermittent

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Generic OBD-II
P0234

Turbocharger/Supercharger A Overboost Condition

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Generic OBD-II
P0235

Turbocharger/Supercharger Boost Sensor A Circuit

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Generic OBD-II
P0236

Turbocharger/Supercharger Boost Sensor A Circuit Range/Performance

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Generic OBD-II
P0237

Turbocharger/Supercharger Boost Sensor A Circuit Low

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Generic OBD-II
P0238

Turbocharger/Supercharger Boost Sensor A Circuit High

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Generic OBD-II
P0239

Turbocharger/Supercharger Boost Sensor B Circuit

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Generic OBD-II
P023A

Charge Air Cooler Coolant Pump A Control Circuit/Open

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Generic OBD-II
P023B

Charge Air Cooler Coolant Pump A Control Circuit Low

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Generic OBD-II
P023C

Charge Air Cooler Coolant Pump A Control Circuit High

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Generic OBD-II
P023D

Manifold Absolute Pressure - Turbocharger/Supercharger Boost Sensor A Correlation

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Generic OBD-II
P023E

Manifold Absolute Pressure - Turbocharger/Supercharger Boost Sensor B Correlation

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Generic OBD-II
P023F

Fuel Pump Secondary Circuit/Open

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Generic OBD-II
P0240

Turbocharger/Supercharger Boost Sensor B Circuit Range/Performance

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Generic OBD-II
P0241

Turbocharger/Supercharger Boost Sensor B Circuit Low

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Generic OBD-II
P0242

Turbocharger/Supercharger Boost Sensor B Circuit High

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Generic OBD-II
P0243

Turbocharger/Supercharger Wastegate Actuator A

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Generic OBD-II
P0244

Turbocharger/Supercharger Wastegate Actuator A Range/Performance

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Generic OBD-II
P0245

Turbocharger/Supercharger Wastegate Actuator A Low

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Generic OBD-II
P0246

Turbocharger/Supercharger Wastegate Actuator A High

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Generic OBD-II
P0247

Turbocharger/Supercharger Wastegate Actuator B

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Generic OBD-II
P0248

Turbocharger/Supercharger Wastegate Actuator B Range/Performance

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Generic OBD-II
P0249

Turbocharger/Supercharger Wastegate Actuator B Low

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Generic OBD-II
P024A

Charge Air Cooler Bypass Control A Range/Performance

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Generic OBD-II
P024B

Charge Air Cooler Bypass Control A Stuck

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Generic OBD-II
P024C

Charge Air Cooler Bypass Position Sensor A Circuit

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Generic OBD-II
P024D

Charge Air Cooler Bypass Position Sensor A Circuit Range/Performance

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Generic OBD-II
P024E

Charge Air Cooler Bypass Position Sensor A Circuit Low

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Generic OBD-II
P024F

Charge Air Cooler Bypass Position Sensor A Circuit High

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Generic OBD-II
P0250

Turbocharger/Supercharger Wastegate Actuator B High

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Generic OBD-II
P0251

Injection Pump Fuel Metering Control A (Cam/Rotor/Injector)

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Generic OBD-II
P0252

Injection Pump Fuel Metering Control A Range/Performance (Cam/Rotor/Injector)

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Generic OBD-II
P0253

Injection Pump Fuel Metering Control A Low (Cam/Rotor/Injector)

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Generic OBD-II
P0254

Injection Pump Fuel Metering Control A High (Cam/Rotor/Injector)

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Generic OBD-II
P0255

Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector)

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Generic OBD-II
P0256

Injection Pump Fuel Metering Control B (Cam/Rotor/Injector)

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Generic OBD-II
P0257

Injection Pump Fuel Metering Control B Range/Performance (Cam/Rotor/Injector)

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Generic OBD-II
P0258

Injection Pump Fuel Metering Control B Low (Cam/Rotor/Injector)

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Generic OBD-II
P0259

Injection Pump Fuel Metering Control B High (Cam/Rotor/Injector)

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Generic OBD-II
P025A

Fuel Pump Module A Control Circuit/Open

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Generic OBD-II
P025B

Fuel Pump Module A Control Circuit Range/Performance

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Generic OBD-II
P025C

Fuel Pump Module A Control Circuit Low

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Generic OBD-II
P025D

Fuel Pump Module A Control Circuit High

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Generic OBD-II
P025E

Turbocharger/Supercharger Boost Sensor A Intermittent/Erratic

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Generic OBD-II
P025F

Turbocharger/Supercharger Boost Sensor B Intermittent/Erratic

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Generic OBD-II
P0260

Injection Pump Fuel Metering Control B Intermittent (Cam/Rotor/Injector)

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Generic OBD-II
P0261

Cylinder 1 Injector A Circuit Low

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Generic OBD-II
P0262

Cylinder 1 Injector A Circuit High

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Generic OBD-II
P0263

Cylinder 1 Contribution/Balance

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Generic OBD-II
P0264

Cylinder 2 Injector A Circuit Low

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Generic OBD-II
P0265

Cylinder 2 Injector A Circuit High

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Generic OBD-II
P0266

Cylinder 2 Contribution/Balance

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Generic OBD-II
P0267

Cylinder 3 Injector A Circuit Low

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Generic OBD-II
P0268

Cylinder 3 Injector A Circuit High

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Generic OBD-II
P0269

Cylinder 3 Contribution/Balance

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Generic OBD-II
P026A

Charge Air Cooler Efficiency Below Threshold

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Generic OBD-II
P026B

Injection Timing Performance

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Generic OBD-II
P026C

Fuel Injection Quantity A Lower Than Expected

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Generic OBD-II
P026D

Fuel Injection Quantity A Higher Than Expected

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Generic OBD-II
P026E

Charge Air Cooler Coolant Pump A Performance

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Generic OBD-II
P026F

Coolant Thermostat Performance

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Generic OBD-II
P0270

Cylinder 4 Injector A Circuit Low

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Generic OBD-II
P0271

Cylinder 4 Injector A Circuit High

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Generic OBD-II
P0272

Cylinder 4 Contribution/Balance

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Generic OBD-II
P0273

Cylinder 5 Injector A Circuit Low

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Generic OBD-II
P0274

Cylinder 5 Injector A Circuit High

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Generic OBD-II
P0275

Cylinder 5 Contribution/Balance

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Generic OBD-II
P0276

Cylinder 6 Injector A Circuit Low

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Generic OBD-II
P0277

Cylinder 6 Injector A Circuit High

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Generic OBD-II
P0278

Cylinder 6 Contribution/Balance

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Generic OBD-II
P0279

Cylinder 7 Injector A Circuit Low

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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.