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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (Engine Control System Diagnosis - 3.3L (5 Of 9)) >> DTC P0331-00: Knock Sensor 2 Circuit Range/Performance (Bank 2) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different variant/trim than selected.
Item Detecting Condition Possible Cause
DTC Strategy
  • Signal Plausibility check
  1. Poor connection
  2. Short in harness
  3. Knock sensor
  4. ECM
Case 1 Enable Condition
  • Knock control function is active:
    • Engine coolant temperature (ECT) is greater than 65°C
    • Mass air flow is greater than 0.8 g/rev.
    • Ignition switch is on condition
    • Engine is operating state, out of start
  • Engine speed is greater than 2656 RPM
Threshold Value
  • Knock noise signal is lower than 0.1367V
  • Magnitude of deflection of the knock signal is below a certain threshold
Case 2 Enable Condition
  • Knock control function is active:
  • Engine coolant temperature (ECT) is greater than 65°C
  • Mass air flow is greater than 0.8 g/rev.
  • Ignition switch is on condition
  • Engine is operating state, out of start
Threshold Value
  • Absolute value of difference between Knock noise signal and its sliding average is lower than 0.0586V
  • If the absolute value of the difference between knock noise signal and filtered signal is below a certain threshold
Diagnosis Time
  • 200 rev.
MIL On Condition
  • 2 Drive Cycles