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Home >> Infiniti >> 2016 >> QX50 AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnostic Trouble Codes (DTCS) (P0011-P0445) >> DTC/Circuit Diagnosis >> DTC P0327, P0328, P0332, P0333: Knock Sensor Circuit Low/High Input >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble diagnosis name DTC detected condition Possible cause
P0327 Knock sensor (bank 1) circuit low input An excessively low voltage from the sensor is sent to ECM.
  • Harness or connectors

    (The sensor circuit is open or shorted.)

  • Knock sensor
P0328 Knock sensor (bank 1) circuit high input An excessively high voltage from the sensor is sent to ECM.
P0332 Knock sensor (bank 2) circuit low input An excessively low voltage from the sensor is sent to ECM.
P0333 Knock sensor (bank 2) circuit high input An excessively high voltage from the sensor is sent to ECM.
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