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Home >> Audi >> 2007 >> A3 Base, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 2.0L - Ignition/Glow Plug System - Engine Code(S): BPY >> Ignition/Glow Plug System >> Description And Operation >> Ignition Assembly Overview
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Ignition Assembly Overview

Fig 1: Identifying Ignition, Assembly Overview
GWWN28-10030Courtesy of AUDI OF AMERICA, LLC
  1. Knock Sensor 1 -G61-
    • Contacts gold plated
  2. Knock Sensor 2 -G66-
    • Contacts gold plated
  3. Ignition Coil with Power Output Stage -(N70, N127, N291, N292)-
  4. Spark Plug
  5. Bolt
    • 20 Nm
    • Tightening specifications affect function of Knock Sensor (KS)
  6. Bolt
    • 10 Nm
  7. Camshaft Position Sensor -G40-
    • Contacts gold plated
  8. O-ring
    • If damaged, replace O-ring