DTC P0325: Knock Sensor 1 Circuit Malfunction (Bank 1)
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
P0325 - KNOCK SENSOR 1 CIRCUIT MALFUNCTION (BANK 1)
| Description: | The knock sensor detects vibrations upon increase and decrease in engine RPM. The knock sensor generates a voltage based on this vibration. If the voltage goes outside a calibrated level, a DTC is set. | ||
| Possible Causes: |
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| Diagnostic Aids: | A knock sensor voltage greater than 0.5 volt with the key on engine off (KOEO) indicates a hard fault. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to DG: Knock Sensor STEP DG1. | ||