P1327
Knock Sensor 2 Low Input
P1327 is an OBD-II diagnostic trouble code meaning: Knock Sensor 2 Low Input. Common causes: knock sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Reduced engine power
- Increased fuel consumption
- Detonation knocks during acceleration
- Check Engine Light Illuminates
- Unstable engine idling
Causes
- Knock sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Wiring harness damage
- Problems with the engine control unit (ECU)
How to Fix
- Check the integrity of the sensor wiring and connectors
- Test the resistance of the knock sensor
- Check the voltage in the sensor circuit
- Replace knock sensor if necessary
- Reset the error code and check if it returns
Related codes
Error P1327 by Vehicle Brand
FAQ
What does the P1327 code mean?
P1327 is an OBD-II diagnostic trouble code that indicates: Knock Sensor 2 Low Input
What causes a P1327 error code?
The most common causes of P1327 include: Knock sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P1327 diagnostic trouble code?
To fix P1327: Check the integrity of the sensor wiring and connectors. Test the resistance of the knock sensor. Check the voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1327?
Limited driving only, diagnose soon
How much does it cost to fix P1327?
The estimated repair cost for P1327 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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