Archives: DTC Codes

What Does Code P0245 Mean? Diagnostic Trouble Code (DTC) P0245 indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected an electrical fault in the control circuit of the turbocharger/supercharger wastegate solenoid “A”, specifically a “low” condition. This typically means the ECM is detecting a voltage signal that is below the […]

What Does Code P0246 Mean? The diagnostic trouble code P0246 signifies that the Powertrain Control Module (PCM) or Engine Control Module (ECM) has detected an electrical fault in the control circuit for the Turbocharger/Supercharger Wastegate Solenoid “A”. Specifically, the “High” designation indicates that the voltage reading on this circuit is consistently above the manufacturer’s specified […]

What Does Code P0247 Mean? The diagnostic trouble code (DTC) P0247 signifies a malfunction within the electrical control circuit for the turbocharger/supercharger wastegate solenoid ‘B’. This code is set by the Engine Control Module (ECM) or Powertrain Control Module (PCM) when it detects an electrical anomaly within the circuit responsible for actuating wastegate solenoid ‘B’. […]

What Does Code P0248 Mean? DTC P0248 signifies a detected fault within the Turbocharger/Supercharger Wastegate Solenoid “B” circuit, indicating a performance or range issue. In forced induction systems, the wastegate is a crucial component responsible for regulating exhaust gas flow to the turbine, thereby controlling the turbocharger’s boost pressure. The Engine Control Module (ECM) or […]

What Does Code P0249 Mean? The P0249 diagnostic trouble code indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected a low voltage condition in the control circuit for the “B” turbocharger/supercharger wastegate solenoid. This “low” state specifically means that the voltage measured by the ECM on the solenoid’s dedicated control […]

What Does Code P0250 Mean? DTC P0250 indicates a detected electrical fault within the control circuit for the turbocharger (or supercharger) wastegate solenoid, specifically designated as “Circuit B,” where the Engine Control Module (ECM) or Powertrain Control Module (PCM) has registered a voltage signal that is consistently too high. The wastegate solenoid is a crucial […]

What Does Code P0251 Mean? DTC P0251, “Injection Pump Fuel Metering Control ‘A’ Malfunction (Cam/Rotor/Injector),” indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected a fault in the primary fuel metering control circuit or its associated components within the high-pressure fuel injection pump. This code is most commonly observed in […]

What Does Code P0252 Mean? DTC P0252 stands for Injection Pump Fuel Metering Control “A” Range/Performance (Cam/Rotor/Injector). This code indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected an anomaly in the fuel metering control system within the high-pressure fuel injection pump, specifically concerning its “A” circuit or mechanical operation. […]

What Does Code P0253 Mean? The diagnostic trouble code P0253, “Injection Pump Fuel Metering Control ‘A’ Low (Cam/Rotor/Injector)”, indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected an issue with the electrical circuit or the mechanical function of the fuel metering control device on the high-pressure fuel injection pump. This […]

What Does Code P0254 Mean? DTC P0254 indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has detected an electrical anomaly in the ‘A’ circuit of the Injection Pump Fuel Metering Control. Specifically, the “High” designation signifies that the ECM is observing a voltage, current, or duty […]