P0327
Knock Sensor 1 Circuit Low Input (Bank 1)
What does P0327 mean?
The DTC P0327 (Knock Sensor 1 Circuit Low Input (Bank 1)) is a fault code stored by the ECU when it detects a knock sensor low condition in the ignition subsystem. It is commonly seen on European and Asian vehicles using Bosch, Continental, Siemens or Denso ECUs.
Common causes of P0327
- Failing knock sensor
- Cable shield damage
- Bad ECU connection
How to fix P0327
Replace sensor + verify ECU pin continuity. Never tune without working knock sensor.
Tuning approach with DaVinci Deluxe Cloud Edition
For P0327, DaVinci Deluxe Cloud Edition offers the following ECU map adjustments and software solutions:
- Knock threshold recalibrate
- Conservative ignition map until repaired
Need to fix P0327 on your ECU?
DaVinci Deluxe Cloud Edition is professional ECU tuning software trusted by 800+ workshops. From €49.99 (24-Hour Pass), €100.99/month or €1009/year — or test it first with the Real Software Test: €9.99 for 7 days, then €100.99/month unless you cancel in one click.
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