Powertrain Codes

P124A

Technical Definition:

Wastegate Control Valve B Performance

Trouble Code: P124A
Address: 0x124A
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1250

Technical Definition:

Throttle Valve Spring

Trouble Code: P1250
Address: 0x1250
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

PRC Solenoid Circuit Malfunction

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1251

Technical Definition:

Air Mixture Solenoid Circuit

Trouble Code: P1251
Address: 0x1251
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Air Mixture Solenoid Circuit Malfunction

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1245

Technical Definition:

Alternator Load Low Input (see P0625)

Trouble Code: P1245
Address: 0x1245
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Alternator Load Input Failed Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1246

Technical Definition:

Alternator Load Input (see P0622)

Trouble Code: P1246
Address: 0x1246
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Alternator Load Input Failed

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1247

Technical Definition:

Turbo Boost Pressure Low

Trouble Code: P1247
Address: 0x1247
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Turbo Boost Pressure Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1248

Technical Definition:

Turbo Boost Pressure Not Detected

Trouble Code: P1248
Address: 0x1248
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Turbo Boost Pressure Not Detected

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1241

Technical Definition:

Sensor Power Supply Low

Trouble Code: P1241
Address: 0x1241
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Sensor Power Supply Low Input

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1242

Technical Definition:

Sensor Power Supply High

Trouble Code: P1242
Address: 0x1242
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Sensor Power Supply High Input

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1243

Technical Definition:

Second Fuel Pump Fault or Ground Fault

Trouble Code: P1243
Address: 0x1243
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Second Fuel Pump Faulty or Ground Fault

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1244

Technical Definition:

Alternator Load High Input (see P0626)

Trouble Code: P1244
Address: 0x1244
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Alternator Load Input Failed High

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P123D

Technical Definition:

Turbocharger/Supercharger Compressor Coking Protection – Forced Limited Power

Trouble Code: P123D
Address: 0x123D
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1240

Technical Definition:

Sensor Power Supply

Trouble Code: P1240
Address: 0x1240
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Sensor Power Supply Malfunction

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1239

Technical Definition:

Speed Fuel Pump Positive Feed

Trouble Code: P1239
Address: 0x1239
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Speed Fuel Pump Positive Feed Fault

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P123A

Technical Definition:

BARO – Turbocharger/Supercharger Boost Sensor A Correlation

Trouble Code: P123A
Address: 0x123A
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P123B

Technical Definition:

BARO – Turbocharger/Supercharger Boost Sensor B Correlation

Trouble Code: P123B
Address: 0x123B
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P123C

Technical Definition:

Cold Start Turbocharger Protection – Forced Limited Power

Trouble Code: P123C
Address: 0x123C
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1236

Technical Definition:

Fuel Pump Control Out Of Range (Fuel Pump Driver Module)

Trouble Code: P1236
Address: 0x1236
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Pump Control Out Of Range

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1237

Technical Definition:

Fuel Pump Secondary Circuit (Fuel Pump Driver Module)

Trouble Code: P1237
Address: 0x1237
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Pump Secondary Circuit Malfunction

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P1238

Technical Definition:

Fuel Pump Secondary Circuit (Fuel Pump Driver Module)

Trouble Code: P1238
Address: 0x1238
System: Powertrain
Subsystem: