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16709/P0325 - Knock Sensor 1 (G61): Circuit Malfunction

Possible Symptoms

  • Irregular rpm
  • Drivebility problems
  • Loss of power
  • Engine damage

Possible Causes

  • Circuit G61 short to Ground
  • Circuit G61 short to Power
  • Circuit G61 open
  • G61 loose
  • G61 damaged
  • Control Module damaged


  • Tighten Knock Sensor 1 (G61)
  • Check wiring and connections
  • Check Knock Sensor 1 (G61) and Knock Control

Special Notes

  • This feature search for unusual (spontaneous) combustion. The sensor detects unusual vibrations and based on that it generates a voltage. Is this voltage outside a certain limit a dtc will be set.