Opel Signum P0325: Knock Sensor “1” – Circuit Malfunction
P0325 is a powertrain OBDII trouble code that has the same meaning for the Opel Signum as it would any other vehicle. By definition, it means that the vehicles ECM/PCM isn’t getting the proper signal to or from the knock sensor. Clearing this code typically requires a new knock sensor or correcting a short or … Read more