Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC P0325: - Knock Sensor 1 Circuit (Bank 1)
2009 Ford Edge Sport, FWDSECTION DTC P0325: - Knock Sensor 1 Circuit (Bank 1)
DTC P0325: - KNOCK SENSOR 1 CIRCUIT (BANK 1)
| Description: | The knock sensor (KS) detects vibrations upon increase and decrease in engine RPM. The knock sensor generates a voltage based on this vibration. A DTC is set if the voltage goes outside a calibrated level. |
||
| Possible Causes: |
|
||
| Diagnostic Aids: | A knock sensor voltage greater than 0.5 volt with the ignition ON engine OFF indicates a concern is present. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | - | GO to Pinpoint Test DG . | GO to Pinpoint Test DG . |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.