Archives: DTC Codes

What Does Code P0275 Mean? The OBD-II diagnostic trouble code P0275, defined as “Cylinder 5 Contribution/Balance Fault,” indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected a deficiency in the power output or “contribution” of cylinder number 5 relative to the other cylinders. This code is triggered when the ECM […]

What Does Code P0276 Mean? The diagnostic trouble code P0276, “Cylinder 6 Injector Circuit Low,” signifies that the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected an electrical condition that indicates abnormally low voltage or current within the control circuit of the fuel injector for cylinder number 6. […]

What Does Code P0277 Mean? The diagnostic trouble code P0277 indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected an electrical anomaly in the control circuit for the fuel injector assigned to cylinder #6. Specifically, “Circuit High” typically signifies that the ECM is observing a […]

What Does Code P0278 Mean? DTC P0278 signifies a “Cylinder 6 Contribution/Balance Fault.” This diagnostic trouble code is set by the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), when it detects that Cylinder 6 is not contributing its expected share of power to the crankshaft rotation, or its power output […]

What Does Code P0279 Mean? Diagnostic Trouble Code (DTC) P0279 signifies an electrical malfunction within the control circuit for the fuel injector of cylinder #7. The Engine Control Module (ECM) or Powertrain Control Module (PCM) continuously monitors the electrical characteristics of each fuel injector circuit, including voltage, current, and resistance. When the ECM detects that […]

What Does Code P0280 Mean? The diagnostic trouble code P0280 indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected an electrical anomaly within the fuel injector circuit for cylinder number 7. Specifically, “Circuit High” signifies that the ECM is observing a voltage on the control […]

What Does Code P0281 Mean? The OBD-II diagnostic trouble code P0281, signifying “Cylinder 7 Contribution/Balance Fault,” indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected a significant discrepancy in the power output from Cylinder 7. Modern ECMs continuously monitor crankshaft angular velocity variations by interpreting […]

What Does Code P0282 Mean? The diagnostic trouble code P0282 signifies that the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected an electrical fault within the control circuit for the fuel injector assigned to Cylinder 8. Specifically, “Circuit Low” indicates that the ECM has observed a voltage reading […]

What Does Code P0283 Mean? DTC P0283 signifies an issue detected by the Powertrain Control Module (PCM) or Engine Control Module (ECM) within the electrical control circuit for the fuel injector on Cylinder 8. Specifically, “Circuit High” indicates that the PCM is detecting a voltage reading on the injector control circuit that is higher than […]

What Does Code P0284 Mean? The OBD-II code P0284 signifies a “Cylinder 8 Contribution/Balance Fault.” This diagnostic trouble code is set by the Engine Control Module (ECM) or Powertrain Control Module (PCM) when it detects that Cylinder 8 is not contributing its expected share of power to the crankshaft rotation, or its power contribution is […]