Archives: DTC Codes

What Does Code P0295 Mean? DTC P0295 signifies a detected “Cylinder 12 Injector Circuit High” condition. This code is set by the Engine Control Module (ECM) or Powertrain Control Module (PCM) when it senses an abnormally high voltage or an open circuit within the electrical control circuit for the fuel injector assigned to cylinder #12. […]

What Does Code P0296 Mean? The diagnostic trouble code P0296, “Cylinder 12 Contribution/Balance Fault,” indicates that the Powertrain Control Module (PCM), also known as the Engine Control Module (ECM), has detected a discrepancy in the power output or rotational contribution of cylinder 12 compared to the other cylinders in the engine. The PCM continuously monitors […]

What Does Code P0300 Mean? The OBD-II diagnostic trouble code P0300 indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected random or multiple cylinder misfires. Unlike cylinder-specific misfire codes (P0301-P0312), P0300 signifies that the misfires are not consistently confined to a single cylinder, or that […]

What Does Code P0301 Mean? The diagnostic trouble code P0301 signifies that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected a misfire condition specifically in cylinder #1 of the engine. A misfire occurs when combustion in a cylinder is incomplete or absent during the power stroke. […]

What Does Code P0302 Mean? The OBD-II diagnostic trouble code P0302 signifies that the Powertrain Control Module (PCM) or Engine Control Module (ECM) has detected a misfire condition specifically in cylinder number 2. A misfire occurs when an insufficient amount of fuel is burned in a cylinder, or no combustion takes all place during the […]

What Does Code P0303 Mean? DTC P0303 indicates that the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected a misfire condition specifically within cylinder #3. A misfire occurs when an insufficient amount of fuel is combusted in a cylinder, leading to a reduction in engine power and an […]

What Does Code P0304 Mean? The OBD-II diagnostic trouble code P0304 signifies that the vehicle’s Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected a misfire condition specifically within cylinder number 4. A misfire occurs when an insufficient or incomplete combustion event takes place in one of the engine’s […]

What Does Code P0305 Mean? The diagnostic trouble code P0305 signifies “Cylinder 5 Misfire Detected.” This code is set by the vehicle’s Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), when it identifies an irregularity in the combustion process specifically within cylinder number 5. The ECM continuously monitors the rotational speed […]

What Does Code P0306 Mean? The diagnostic trouble code P0306 signifies that the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), has detected a misfire condition specifically in cylinder number 6. Modern engine management systems meticulously monitor the rotational speed of the crankshaft via the Crankshaft Position (CKP) sensor. During each […]

What Does Code P0307 Mean? The diagnostic trouble code P0307 signifies that the vehicle’s Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected a misfire condition specifically in Cylinder 7. A misfire occurs when an insufficient or incomplete combustion event takes place within a cylinder, meaning the air-fuel mixture […]