FixVault

DTC P0325: Knock Sensor 1 Circuit: DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility check
  • Open/short in signal or ground circuit
  • Contact resistance in connectors
  • Faulty knock sensor
Enable Conditions
  • Engine speed > 2200 rpm
  • Engine load > 440mg/rev.
  • No relevant failure
Threshold Value
  • Difference between sensor signal and noise level < 0.06V
Diagnostic Time
  • 10 seconds