P0295 – OBD-II DTC

OBD-II DTC P0295 – Cylinder 12 Injector Circuit Low

DTC P0295 meaning

DTC P0295 refers to a diagnostic trouble code indicating a low voltage condition in the injector circuit for cylinder 12. This code is part of the On-Board Diagnostics II (OBD-II) system, which monitors various engine components and systems to ensure optimal performance. When the Engine Control Module (ECM) detects that the voltage in the injector circuit for cylinder 12 is below the expected range, it triggers this code.

DTC P0295 symptoms

Common symptoms associated with DTC P0295 may include:

• Engine misfires or rough idling
• Decreased engine performance
• Increased fuel consumption
• Check Engine Light (CEL) illuminated
• Difficulty starting the engine

DTC P0295 causes

Several factors can lead to the triggering of DTC P0295, including:

• Faulty fuel injector for cylinder 12
• Wiring issues, such as damaged or corroded connectors
• Short circuits in the injector circuit
• Faulty Engine Control Module (ECM)
• Low fuel pressure

DTC P0295 seriousness

DTC P0295 can be considered serious as it indicates a problem with the fuel delivery to cylinder 12. If left unaddressed, it may lead to:

• Increased emissions
• Potential engine damage due to misfires
• Reduced fuel efficiency
• Overall engine performance degradation

How to diagnose DTC P0295

To diagnose DTC P0295, follow these steps:

1. Use an OBD-II scanner to confirm the presence of the P0295 code.
2. Inspect the wiring and connectors for cylinder 12’s injector for any visible damage or corrosion.
3. Check the fuel injector resistance using a multimeter to ensure it is within specifications.
4. Test the voltage supply to the injector while the engine is running.
5. Perform a fuel pressure test to ensure adequate fuel delivery.
6. Consider checking the ECM for any faults or updates.

How to fix DTC P0295 step-by-step instructions

To fix DTC P0295, follow these step-by-step instructions:

1. Disconnect the battery to ensure safety while working on the electrical system.
2. Inspect and repair any damaged wiring or connectors related to the injector circuit.
3. If the fuel injector is faulty, replace it with a new one.
4. Reconnect the battery and clear the DTC using an OBD-II scanner.
5. Start the engine and monitor for any reoccurrence of the P0295 code.
6. If the code returns, further diagnose the ECM or consider professional assistance.

How to erase DTC P0295

To erase DTC P0295, 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

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.