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Home >> Volkswagen >> 2007 >> Jetta GLI, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 2.0L - Ignition/Glow Plug System - Engine Code(S): AXX, BPY & BWA (A5 Platform) >> 28 Ignition/Glow Plug System >> Description And Operation >> Ignition Components Overview
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Ignition Components Overview

Fig 1: Identifying Ignition, Assembly Overview
GWWM28-0147Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Knock Sensor (KS) 1 -G61- 
    • Contacts are gold plated.
  2. Bolt, 20 Nm 
    • Tightening specification affects the function of the KS.
  3. Ignition Coil with Power Output Stage -N70-, -N127-, -N291-, -N292- 
  4. Spark Plug, 25 Nm 
    • Type and electrode gap, refer to TECHNICAL DATA .
    • Remove and install using the spark plug removal tool 3122B.
  5. Bolt, 10 Nm 
  6. Camshaft Position (CMP) Sensor -G40- 
    • Contacts are gold plated.
  7. O-ring 
    • Replace if damaged.
  8. Knock Sensor (KS) 2 -G66- 
    • Contacts are gold plated.