P0325 – Knock Sensor Circuit Malfunction (Bank 1)
Description
The knock sensor circuit for Bank 1 is malfunctioning.
Need More Than Just the Fault Code?
A diagnostic scanner with live data, freeze-frame information and the right system access can help you investigate the actual cause before replacing parts.
Compare Diagnostic ScannersSymptoms
- Poor acceleration
- Hesitation
- Engine ping
- Rough idle
- Check engine light
Causes
- Faulty knock sensor
- Wiring issue
- Loose connector
- Engine detonation
- ECU issue
Diagnosis
- Inspect wiring
- Test knock sensor
- Check connectors
- Scan live data
- Inspect engine for knock
Repair
- Replace knock sensor
- Repair wiring
- Fix connectors
- Address detonation
- Update ECU
