Archives: DTC Codes

What Does Code P1462 Mean? DTC P1462 indicates a detected condition where the A/C (Air Conditioning) Pressure Sensor circuit voltage is continuously registering above a specified maximum threshold within the Engine Control Module (ECM) or Powertrain Control Module (PCM). The A/C pressure sensor, typically a three-wire transducer, monitors the refrigerant pressure on the high-pressure side […]

What Does Code P1463 Mean? DTC P1463 signifies that the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected an abnormal or insufficient change in the A/C refrigerant pressure sensor signal. This sensor, typically a transducer, converts refrigerant system pressure into an electrical voltage signal that the PCM uses […]

What Does Code P1464 Mean? The diagnostic trouble code P1464 signifies “A/C Demand Out of Self Test Range.” This code is set by the Powertrain Control Module (PCM) or Engine Control Module (ECM) when it detects an electrical signal related to the air conditioning (A/C) demand that falls outside the programmed parameters during system self-test […]

What Does Code P1465 Mean? DTC P1465 signifies an “A/C Compressor Clutch Relay Circuit Malfunction.” This code is set by the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), when it detects an electrical anomaly within the control circuit of the A/C compressor clutch relay. The ECM is responsible for […]

What Does Code P1466 Mean? DTC P1466 signifies a malfunction within the A/C Refrigerant Temperature Sensor circuit. The Engine Control Module (ECM) or Powertrain Control Module (PCM) monitors the voltage signal from this sensor to determine the temperature of the refrigerant, typically at or near the evaporator core. This input is critical for the ECM/PCM […]

What Does Code P1467 Mean? DTC P1467 signifies a detected malfunction within the A/C Compressor Temperature Sensor circuit. This code indicates that the Engine Control Module (ECM), also commonly referred to as the Powertrain Control Module (PCM), has identified an electrical anomaly in the signal pathway from the A/C compressor’s internal or external temperature sensor. […]

What Does Code P1468 Mean? DTC P1468, often interpreted from the brief description as an “SSPOD Open Circuit or Closed Circuit Fault,” specifically denotes a malfunction within the A/C Clutch Relay Control Circuit. While “SSPOD” is a generic descriptor for a system status or monitored circuit, for code P1468, it specifically refers to the electrical […]

What Does Code P1469 Mean? DTC P1469, signifying “Low A/C Cycling Period,” indicates that the Powertrain Control Module (PCM) or Engine Control Module (ECM) has detected an anomaly in the operational cycling of the air conditioning (A/C) compressor clutch. The PCM continuously monitors the A/C system’s status, including pressure readings from transducers and the engagement/disengagement […]

What Does Code P1470 Mean? DTC P1470, which translates to “A/C Cycling Period Too Short,” indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has detected an abnormal, excessively rapid cycling of the air conditioning (A/C) compressor clutch. The ECM/PCM continuously monitors the operational status of the A/C system, including the engagement […]

What Does Code P1471 Mean? DTC P1471 signifies an “Electrodrive Fan 1 Operational Failure (Driver Side).” This code indicates that the Engine Control Module (ECM), often referred to as the Powertrain Control Module (PCM), has detected an anomaly in the operational circuit or performance of the primary electric cooling fan, typically designated as “Fan 1” […]