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Generic OBD-II code references — Page 53.

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9,249 code references for Generic OBD-II

Generic OBD-II
P233D

Fuel Pressure Regulator B Solenoid Supply Voltage Control Circuit/Open

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Generic OBD-II
P233E

Fuel Pressure Regulator B Solenoid Supply Voltage Control Circuit Low

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Generic OBD-II
P233F

Fuel Pressure Regulator B Solenoid Supply Voltage Control Circuit High

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Generic OBD-II
P2340

Cylinder 5 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2341

Cylinder 6 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2342

Cylinder 7 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2343

Cylinder 8 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2344

Cylinder 9 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2345

Cylinder 10 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2346

Cylinder 11 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2347

Cylinder 12 Above Knock/Combustion Vibration Sensor Threshold

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Generic OBD-II
P2348

Cylinder 9 Pressure Sensor Circuit

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Generic OBD-II
P2349

Cylinder 9 Pressure Sensor Circuit Range/Performance

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Generic OBD-II
P234A

Cylinder 9 Pressure Sensor Circuit Low

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Generic OBD-II
P234B

Cylinder 9 Pressure Sensor Circuit High

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Generic OBD-II
P234C

Cylinder 9 Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P234D

Cylinder 9 Pressure Too Low

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Generic OBD-II
P234E

Cylinder 9 Pressure Too High

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Generic OBD-II
P234F

Cylinder 9 Pressure Variation Low

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Generic OBD-II
P2350

Cylinder 9 Pressure Variation High

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Generic OBD-II
P2351

Cylinder 9 Combustion Performance

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Generic OBD-II
P2352

Cylinder 10 Pressure Sensor Circuit

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Generic OBD-II
P2353

Cylinder 10 Pressure Sensor Circuit Range/Performance

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Generic OBD-II
P2354

Cylinder 10 Pressure Sensor Circuit Low

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Generic OBD-II
P2355

Cylinder 10 Pressure Sensor Circuit High

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Generic OBD-II
P2356

Cylinder 10 Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P2357

Cylinder 10 Pressure Too Low

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Generic OBD-II
P2358

Cylinder 10 Pressure Too High

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Generic OBD-II
P2359

Cylinder 10 Pressure Variation Low

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Generic OBD-II
P235A

Cylinder 10 Pressure Variation High

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Generic OBD-II
P235B

Cylinder 10 Combustion Performance

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Generic OBD-II
P235C

Cylinder 11 Pressure Sensor Circuit

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Generic OBD-II
P235D

Cylinder 11 Pressure Sensor Circuit Range/Performance

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Generic OBD-II
P235E

Cylinder 11 Pressure Sensor Circuit Low

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Generic OBD-II
P235F

Cylinder 11 Pressure Sensor Circuit High

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Generic OBD-II
P2360

Cylinder 11 Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P2361

Cylinder 11 Pressure Too Low

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Generic OBD-II
P2362

Cylinder 11 Pressure Too High

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Generic OBD-II
P2363

Cylinder 11 Pressure Variation Low

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Generic OBD-II
P2364

Cylinder 11 Pressure Variation High

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Generic OBD-II
P2365

Cylinder 11 Combustion Performance

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Generic OBD-II
P2366

Cylinder 12 Pressure Sensor Circuit

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Generic OBD-II
P2367

Cylinder 12 Pressure Sensor Circuit Range/Performance

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Generic OBD-II
P2368

Cylinder 12 Pressure Sensor Circuit Low

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Generic OBD-II
P2369

Cylinder 12 Pressure Sensor Circuit High

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Generic OBD-II
P236A

Cylinder 12 Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P236B

Cylinder 12 Pressure Too Low

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Generic OBD-II
P236C

Cylinder 12 Pressure Too High

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Generic OBD-II
P236D

Cylinder 12 Pressure Variation Low

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Generic OBD-II
P236E

Cylinder 12 Pressure Variation High

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Generic OBD-II
P236F

Cylinder 12 Combustion Performance

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Generic OBD-II
P2370

Fuel Volume Regulator B Control Circuit/Open

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Generic OBD-II
P2371

Fuel Volume Regulator B Control Circuit Performance

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Generic OBD-II
P2372

Fuel Volume Regulator B Control Circuit Low

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Generic OBD-II
P2373

Fuel Volume Regulator B Control Circuit High

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Generic OBD-II
P2374

Turbocharger/Supercharger Inlet Pressure Sensor B Circuit

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Generic OBD-II
P2375

Turbocharger/Supercharger Inlet Pressure Sensor B Circuit Range/Performance

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Generic OBD-II
P2376

Turbocharger/Supercharger Inlet Pressure Sensor B Circuit Low

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Generic OBD-II
P2377

Turbocharger/Supercharger Inlet Pressure Sensor B Circuit High

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Generic OBD-II
P2378

Turbocharger/Supercharger Inlet Pressure Sensor B Circuit Intermittent/Erratic

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Generic OBD-II
P2379

O2 Sensor Out of Range During Deceleration Bank 2 Sensor 2

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Generic OBD-II
P237A

O2 Sensor Exhaust Sample Error Bank 1 Sensor 2

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Generic OBD-II
P237B

O2 Sensor Exhaust Sample Error Bank 2 Sensor 2

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Generic OBD-II
P237C

Exhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit/Open

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Generic OBD-II
P237D

Exhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit Low

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Generic OBD-II
P237E

Exhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit High

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Generic OBD-II
P237F

Exhaust Heat Exchanger Exhaust Bypass Valve A Control Performance

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Generic OBD-II
P2380

EGR Sensor D Circuit

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Generic OBD-II
P2381

EGR Sensor D Circuit High

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Generic OBD-II
P2382

EGR Sensor D Circuit Low

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Generic OBD-II
P2383

EGR Sensor D Circuit Range/Performance

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Generic OBD-II
P2384

EGR Sensor D Circuit Intermittent

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Generic OBD-II
P2385

EGR Sensor E Circuit

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Generic OBD-II
P2386

EGR Sensor E Circuit High

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Generic OBD-II
P2387

EGR Sensor E Circuit Low

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Generic OBD-II
P2388

EGR Sensor E Circuit Range/Performance

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Generic OBD-II
P2389

EGR Sensor E Circuit Intermittent

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Generic OBD-II
P238A

Water in Fuel Sensor B Circuit

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Generic OBD-II
P238B

Water in Fuel Sensor B Circuit Range/Performance

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Generic OBD-II
P238C

Water in Fuel Sensor B Circuit Low

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Generic OBD-II
P238D

Water in Fuel Sensor B Circuit High

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Generic OBD-II
P238E

Water in Fuel Sensor B Circuit Intermittent

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Generic OBD-II
P238F

Water in Fuel Condition - Sensor B

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Generic OBD-II
P2390

Diesel Intake Air Flow B Control Circuit/Open

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Generic OBD-II
P2391

Diesel Intake Air Flow B Control Performance

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Generic OBD-II
P2392

Diesel Intake Air Flow B Control Circuit Low

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Generic OBD-II
P2393

Diesel Intake Air Flow B Control Circuit High

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Generic OBD-II
P2394

Diesel Intake Air Flow B Control Stuck Open

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Generic OBD-II
P2395

Diesel Intake Air Flow B Control Stuck Closed

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Generic OBD-II
P2396

Diesel Intake Air Flow B Position Sensor Circuit

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Generic OBD-II
P2397

Diesel Intake Air Flow B Position Sensor Range/Performance

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Generic OBD-II
P2398

Diesel Intake Air Flow B Position Sensor Circuit Low

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Generic OBD-II
P2399

Diesel Intake Air Flow B Position Sensor Circuit High

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Generic OBD-II
P239A

Diesel Intake Air Flow B Position Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P239B

Diesel Intake Air Flow B Control Motor Current Range/Performance

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Generic OBD-II
P239C

Diesel Intake Air Flow B Control System - High Air Flow Detected

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Generic OBD-II
P239D

Diesel Intake Air Flow B Control System - Low Air Flow Detected

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Generic OBD-II
P239E

O2 Sensor Out of Range During Deceleration Bank 1 Sensor 2

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Generic OBD-II
P239F

O2 Sensor Out of Range During Deceleration Bank 2 Sensor 2

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Generic OBD-II
P23A0

O2 Sensor Exhaust Sample Error Bank 1 Sensor 2

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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.