From Ross-Tech Wiki

16711/P0327 - Knock Sensor 1 (G61): Signal Too Low

Possible Symptoms

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

Possible Causes

  • Circuit G61 short to Ground
  • Circuit G61 open
  • G61 improperly torqued
  • G61 damaged
  • Control Module damaged

Possible Solutions

  • Torque Knock Sensor 1 (G61) to specifications.
  • 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.
  • 2007-2009 Touareg with 3.6L BHK engine, see TB 01-14-05 or TPI 20142019434 for possible updated hardware.