P0267 – OBD-II DTC

OBD-II DTC P0267 – Cylinder 2 Contribution/Balance Fault

DTC P0267 meaning

DTC P0267 refers to a Cylinder 2 Contribution/Balance Fault. This diagnostic trouble code indicates that the Engine Control Module (ECM) has detected an imbalance in the performance of cylinder 2 compared to the other cylinders. This can be due to various factors affecting the cylinder’s ability to contribute to the engine’s overall power output.

DTC P0267 symptoms

Common symptoms associated with DTC P0267 may include:

• Rough idling or misfiring
• Decreased engine performance
• Increased fuel consumption
• Check Engine Light illuminated
• Unusual engine noises

DTC P0267 causes

Several factors can lead to the triggering of DTC P0267, including:

• Faulty fuel injector for cylinder 2
• Vacuum leaks affecting cylinder 2
• Worn or damaged piston rings
• Faulty ignition components (spark plug, ignition coil)
• Low compression in cylinder 2
• Fuel delivery issues (fuel pump, fuel filter)

DTC P0267 seriousness

DTC P0267 is considered a serious issue as it indicates that one of the engine’s cylinders is not functioning properly. If left unaddressed, this can lead to:

• Increased emissions
• Potential engine damage
• Decreased fuel efficiency
• Overall engine performance degradation

How to diagnose DTC P0267

To diagnose DTC P0267, follow these steps:

1. Use an OBD-II scanner to confirm the presence of the code.
2. Inspect the engine for any visible issues, such as vacuum leaks or damaged components.
3. Check the fuel injector for cylinder 2 for proper operation.
4. Perform a compression test on cylinder 2 to assess its health.
5. Examine ignition components related to cylinder 2.
6. Review fuel delivery system components for proper function.

How to fix DTC P0267 step-by-step instructions

To fix DTC P0267, follow these step-by-step instructions:

1. Address any vacuum leaks found during the inspection.
2. Replace or repair the faulty fuel injector for cylinder 2.
3. Replace worn or damaged ignition components (spark plug, ignition coil).
4. Repair or replace any components causing low compression in cylinder 2.
5. Ensure proper fuel delivery by checking the fuel pump and filter.
6. Clear the DTC using an OBD-II scanner and test drive the vehicle to confirm the issue is resolved.

How to erase DTC P0267

To erase DTC P0267, follow these steps:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Turn on the ignition without starting the engine.
3. Navigate to the “Erase Codes” or “Clear DTCs” option on the scanner.
4. Confirm the action to clear the trouble codes.
5. Disconnect the scanner and start the engine to ensure the code does not return.

Recommended tools for OBD-II diagnostics

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