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Home >> Suzuki >> 2005 >> Aerio LX, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> DTC P0327, P0328: Knock Sensor Circuit Low Input/High Input >> Diagnostic Trouble Codes Detecting Condition and Trouble Area
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Diagnostic Trouble Codes Detecting Condition and Trouble Area

DTC DETECTING CONDITION AND TROUBLE AREA

DTC detecting condition Trouble area
P0327: 
Knock sensor voltage: 1.0 V or more for 5 sec.
P0328: 
Knock sensor voltage: 3.7 V or more for 5 sec.
  • "RED" circuit open or shorted to ground
  • Knock sensor malfunction
  • ECM malfunction
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