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OBD II CSU

OBD II Research Center

P0251

Technical Definition:

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

Trouble Code: P0251
Address: 0x0251
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0251
  • OBD P0251
  • OBD2 P0251
  • P0251 DTC
  • P0251 OBD-II
  • Trouble Code P0251
  • Leave a comment

P0250

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid B) High

Trouble Code: P0250
Address: 0x0250
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0250
  • OBD P0250
  • OBD2 P0250
  • P0250 DTC
  • P0250 OBD-II
  • Trouble Code P0250
  • Leave a comment

P024F

Technical Definition:

Charge Air Cooler Bypass Position (Sensor A) Circuit High

Trouble Code: P024F
Address: 0x024F
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024F
  • OBD P024F
  • OBD2 P024F
  • P024F DTC
  • P024F OBD-II
  • Trouble Code P024F
  • Leave a comment

P024E

Technical Definition:

Charge Air Cooler Bypass Position (Sensor A) Circuit Low

Trouble Code: P024E
Address: 0x024E
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024E
  • OBD P024E
  • OBD2 P024E
  • P024E DTC
  • P024E OBD-II
  • Trouble Code P024E
  • Leave a comment

P024D

Technical Definition:

Charge Air Cooler Bypass Position (Sensor A) Circuit Range / Performance

Trouble Code: P024D
Address: 0x024D
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024D
  • OBD P024D
  • OBD2 P024D
  • P024D DTC
  • P024D OBD-II
  • Trouble Code P024D
  • Leave a comment

P024C

Technical Definition:

Charge Air Cooler Bypass Position (Sensor A) Circuit Malfunction

Trouble Code: P024C
Address: 0x024C
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024C
  • OBD P024C
  • OBD2 P024C
  • P024C DTC
  • P024C OBD-II
  • Trouble Code P024C
  • Leave a comment

P024B

Technical Definition:

Charge Air Cooler Bypass Control A Stuck

Trouble Code: P024B
Address: 0x024B
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024B
  • OBD P024B
  • OBD2 P024B
  • P024B DTC
  • P024B OBD-II
  • Trouble Code P024B
  • Leave a comment

P024A

Technical Definition:

Charge Air Cooler Bypass Control A Range / Performance

Trouble Code: P024A
Address: 0x024A
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P024A
  • OBD P024A
  • OBD2 P024A
  • P024A DTC
  • P024A OBD-II
  • Trouble Code P024A
  • Leave a comment

P0249

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid B) Low

Trouble Code: P0249
Address: 0x0249
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0249
  • OBD P0249
  • OBD2 P0249
  • P0249 DTC
  • P0249 OBD-II
  • Trouble Code P0249
  • Leave a comment

P0248

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid B) Range / Performance

Trouble Code: P0248
Address: 0x0248
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0248
  • OBD P0248
  • OBD2 P0248
  • P0248 DTC
  • P0248 OBD-II
  • Trouble Code P0248
  • Leave a comment

P0247

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid B)

Trouble Code: P0247
Address: 0x0247
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0247
  • OBD P0247
  • OBD2 P0247
  • P0247 DTC
  • P0247 OBD-II
  • Trouble Code P0247
  • Leave a comment

P0246

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid A) High

Trouble Code: P0246
Address: 0x0246
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0246
  • OBD P0246
  • OBD2 P0246
  • P0246 DTC
  • P0246 OBD-II
  • Trouble Code P0246
  • Leave a comment

P0245

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid A) Low

Trouble Code: P0245
Address: 0x0245
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0245
  • OBD P0245
  • OBD2 P0245
  • P0245 DTC
  • P0245 OBD-II
  • Trouble Code P0245
  • Leave a comment

P0244

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid A) Range / Performance

Trouble Code: P0244
Address: 0x0244
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0244
  • OBD P0244
  • OBD2 P0244
  • P0244 DTC
  • P0244 OBD-II
  • Trouble Code P0244
  • Leave a comment

P0243

Technical Definition:

Turbocharger / Supercharger Waste Gate (Solenoid A)

Trouble Code: P0243
Address: 0x0243
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0243
  • OBD P0243
  • OBD2 P0243
  • P0243 DTC
  • P0243 OBD-II
  • Trouble Code P0243
  • Leave a comment

P0242

Technical Definition:

Turbocharger / Supercharger Boost (Sensor B) Circuit High

Trouble Code: P0242
Address: 0x0242
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0242
  • OBD P0242
  • OBD2 P0242
  • P0242 DTC
  • P0242 OBD-II
  • Trouble Code P0242
  • Leave a comment

P0241

Technical Definition:

Turbocharger / Supercharger Boost (Sensor B) Circuit Low

Trouble Code: P0241
Address: 0x0241
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0241
  • OBD P0241
  • OBD2 P0241
  • P0241 DTC
  • P0241 OBD-II
  • Trouble Code P0241
  • Leave a comment

P0240

Technical Definition:

Turbocharger / Supercharger Boost (Sensor B) Circuit Range / Performance

Trouble Code: P0240
Address: 0x0240
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P0240
  • OBD P0240
  • OBD2 P0240
  • P0240 DTC
  • P0240 OBD-II
  • Trouble Code P0240
  • Leave a comment

P023F

Technical Definition:

Fuel Pump Secondary Circuit / Open

Trouble Code: P023F
Address: 0x023F
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P023F
  • OBD P023F
  • OBD2 P023F
  • P023F DTC
  • P023F OBD-II
  • Trouble Code P023F
  • Leave a comment

P023E

Technical Definition:

Manifold Absolute Pressure (MAP) Turbocharger / Supercharger Boost (Sensor B) Correlation

Trouble Code: P023E
Address: 0x023E
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P023E
  • OBD P023E
  • OBD2 P023E
  • P023E DTC
  • P023E OBD-II
  • Trouble Code P023E
  • Leave a comment

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