P0327
Knock Sensor Circuit Low Input
Generic code
Ignition System
Medium severity
Moderate repair
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What P0327 means
- The fault code P0327 indicates that the circuit for the knock sensor 1 in bank 1 or a single sensor is providing a low input signal. This may affect the performance of the engine and may cause damage to other components.
Possible symptoms
- Illuminated check engine light
- Engine may produce a knocking sound
- Poor acceleration or engine performance
- Reduced fuel economy
Possible causes
- Failed knock sensor
- Wiring or connection issues with the knock sensor circuit
- Loose or corroded electrical connections
- Failed engine control module (ECM)
Related parts
- Knock Sensor: Knock sensor detects knocking in the engine
Possible solutions
- Replace the knock sensor
- Check and repair any damaged wiring or connections in the circuit
- Tighten or clean any loose or corroded electrical connections
- Replace the engine control module (ECM) if necessary
Free on OBD DashX
P0327 on OBD DashX
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