Powertrain Codes

P227A

Technical Definition:

Barometric Pressure Sensor C Circuit

Trouble Code: P227A
Address: 0x227A
System: Powertrain
Subsystem:

Technical Description:

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OBD-II Trouble Code Type:

Diagnostic Step:

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Specific Makes:

P227B

Technical Definition:

Barometric Pressure Sensor C Circuit Range/Performance

Trouble Code: P227B
Address: 0x227B
System: Powertrain
Subsystem:

Technical Description:

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OBD-II Trouble Code Type:

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Specific Makes:

P2278

Technical Definition:

Oxygen (O2) Sensor Signals Swapped (Bank 1 – Sensor 3) / (Bank 2 – Sensor 3)

Trouble Code: P2278
Address: 0x2278
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signals Swapped Bank 1 Sensor 3/Bank 2 Sensor 3

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

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Specific Makes:

P2277

Technical Definition:

Oxygen (O2) Sensor Signalstuck Rich (Bank 2 – Sensor 3)

Trouble Code: P2277
Address: 0x2277
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 3

Possible Solutions:

OBD-II Trouble Code Type:

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Specific Makes:

P2274

Technical Definition:

Oxygen (O2) Sensor Signalstuck Lean (Bank 1 – Sensor 3)

Trouble Code: P2274
Address: 0x2274
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 3

Possible Solutions:

OBD-II Trouble Code Type:

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Specific Makes:

P2275

Technical Definition:

Oxygen (O2) Sensor Signalstuck Rich (Bank 1 – Sensor 3)

Trouble Code: P2275
Address: 0x2275
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 3

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2276

Technical Definition:

Oxygen (O2) Sensor Signalstuck Lean (Bank 2 – Sensor 3)

Trouble Code: P2276
Address: 0x2276
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 3

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

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Specific Makes:

P2270

Technical Definition:

Oxygen (O2) Sensor Signalstuck Lean (Bank 1 – Sensor 2)

Trouble Code: P2270
Address: 0x2270
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2271

Technical Definition:

Oxygen (O2) Sensor Signalstuck Rich (Bank 1 – Sensor 2)

Trouble Code: P2271
Address: 0x2271
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Rear Heated Oxygen Sensor Bank 1
– Rear Heated Oxygen Sensor Bank 1 harness is open or shorted
– Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection
– Intake air leaks
– Exhaust gas leaks
– Inappropriate fuel pressure
– Faulty fuel injectors

Specific Makes:

– High Fuel Consumption
– Excessive Smoke from Exhaust

P2272

Technical Definition:

Oxygen (O2) Sensor Signalstuck Lean (Bank 2 – Sensor 2)

Trouble Code: P2272
Address: 0x2272
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2273

Technical Definition:

Oxygen (O2) Sensor Signalstuck Rich (Bank 2 – Sensor 2)

Trouble Code: P2273
Address: 0x2273
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 2

Possible Solutions:

OBD-II Trouble Code Type:

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Specific Makes:

P226E

Technical Definition:

Particulate Filter Deteriorated/Missing Substrate Bank 2

Trouble Code: P226E
Address: 0x226E
System: Powertrain
Subsystem:

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Specific Makes:

P226F

Technical Definition:

Turbocharger Boost Control B Slow Response

Trouble Code: P226F
Address: 0x226F
System: Powertrain
Subsystem:

Technical Description:

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Specific Makes:

P226B

Technical Definition:

Turbocharger/Supercharger Boost Pressure Too High – Mechanical

Trouble Code: P226B
Address: 0x226B
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Turbocharger/Supercharger Boost Pressure Too High

Possible Solutions:

OBD-II Trouble Code Type:

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Specific Makes:

P226C

Technical Definition:

Turbocharger Boost Control A Slow Response

Trouble Code: P226C
Address: 0x226C
System: Powertrain
Subsystem:

Technical Description:

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Specific Makes:

P226D

Technical Definition:

Particulate Filter Deteriorated/Missing Substrate Bank 1

Trouble Code: P226D
Address: 0x226D
System: Powertrain
Subsystem:

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OBD-II Trouble Code Type:

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Specific Makes:

P2269

Technical Definition:

Water in Fuel Condition

Trouble Code: P2269
Address: 0x2269
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

Water in Fuel Condition

Possible Solutions:

OBD-II Trouble Code Type:

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Specific Makes:

P226A

Technical Definition:

Water In Fuel Lamp Control Circuit

Trouble Code: P226A
Address: 0x226A
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Water in Fuel Lamp Control Circuit

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2268

Technical Definition:

Water in Fuel Sensor Circuit Intermittent

Trouble Code: P2268
Address: 0x2268
System: Powertrain
Subsystem: Fuel and Air Metering

Technical Description:

Possible Causes:

Possible Symptoms:

Water in Fuel Sensor Circuit Intermittent

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2264

Technical Definition:

Water in Fuel Sensor Circuit

Trouble Code: P2264
Address: 0x2264
System: Powertrain
Subsystem: Fuel and Air Metering