Archives: DTC Codes

What Does Code P0326 Mean? The OBD-II diagnostic trouble code P0326 signifies a “Knock Sensor 1 Circuit Range/Performance” fault. This code indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected an irregular electrical signal from the knock sensor circuit that falls outside the manufacturer’s specified operational parameters, but is not […]

What Does Code P0327 Mean? DTC P0327 signifies a condition where the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), detects an input voltage from Knock Sensor 1 (Bank 1 or a single sensor configuration) that is consistently below a specified operational threshold. The knock sensor is a piezoelectric […]

What Does Code P0328 Mean? Code P0328, “Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor),” indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected a voltage signal from Knock Sensor 1 that is consistently above its expected operational range. A knock sensor is a piezoelectric transducer designed […]

What Does Code P0329 Mean? DTC P0329 indicates an intermittent electrical fault within the circuit for Knock Sensor 1 (KS1), which typically serves Bank 1 of a V-type engine or is the sole knock sensor on an inline engine. The Knock Sensor is a piezoelectric transducer designed to detect characteristic vibrations associated with engine knocking, […]

What Does Code P0330 Mean? The diagnostic trouble code P0330 signifies a Knock Sensor 2 Circuit Malfunction (Bank 2). This code is set by the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), when it detects an electrical fault or an implausible signal from the knock sensor designated for Bank 2 […]

What Does Code P0331 Mean? DTC P0331 indicates “Knock Sensor 2 Circuit Range/Performance (Bank 2)”. This code signifies that the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), has detected an anomaly in the electrical signal or operational characteristics received from Knock Sensor 2, which monitors Bank 2 of the engine. […]

What Does Code P0332 Mean? DTC P0332 signifies that the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), has detected a voltage input from Knock Sensor 2 on Bank 2 that is consistently below the manufacturer’s specified operational range. The knock sensor is a piezoelectric transducer designed to detect abnormal vibrations […]

What Does Code P0333 Mean? DTC P0333 signifies a “Knock Sensor 2 Circuit High Input (Bank 2)” fault. This code indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected a voltage signal from Knock Sensor 2 that is consistently above its predetermined, calibrated upper threshold for a specified duration. Knock […]

What Does Code P0334 Mean? DTC P0334 indicates an intermittent electrical fault within the circuit for Knock Sensor 2, which is typically located on engine Bank 2. The Engine Control Module (ECM) or Powertrain Control Module (PCM) monitors the voltage signal generated by the knock sensors to detect abnormal engine vibrations, which are characteristic of […]

What Does Code P0335 Mean? DTC P0335 signifies a detected “Crankshaft Position Sensor A Circuit Malfunction.” The Crankshaft Position (CKP) sensor is a critical input device for the Engine Control Module (ECM) or Powertrain Control Module (PCM), responsible for monitoring the rotational speed and precise angular position of the crankshaft. This data is fundamental for […]