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Home >> Audi >> 2006 >> A4 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> 1.8L - Ignition System, Engine Code(S): AMB >> Ignition System >> Ignition system, checking >> Knock sensors, checking >> Notes
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Knock sensors, checking: Notes

Special tools and workshop equipment required

Fig 1: Identifying Special Tools
G03449492Courtesy of AUDI OF AMERICA, INC.

Component location. See item 16 in COMPONENT LOCATIONS, OVERVIEW .

NOTE:
  • The knock sensors -G61- and -G66- cannot be tested electrically by themselves.
  • Use only gold-plated terminals when repairing the cable connectors for the knock sensors.
  • To ensure that the knock sensors function properly it is important to keep exactly to the specified tightening torque of 20 Nm.
  • Check connector between knock sensor and wiring harness for corrosion.