FixVault

DTC P0327 Knock Sensor 1 Circuit Low Input: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check
  • Poor connection
  • Open or short to ground in signal circuit
  • Knock sensor
  • ECM/PCM
Enable Conditions
  • Engine speed > 2600rpm
Threshold Value
  • Normalized reference level < lower limit, f(rpm)
Diagnostic Time
  • Continuous