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Home >> Volkswagen >> 2012 >> Golf TDI, 2D Hatchback, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (2.0L - Ignition/Glow Plug System - Engine Code(S): CBFA & CCTA) >> 28 Ignition/Glow Plug System >> Description And Operation >> Ignition System Component Overview
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Ignition System Component Overview

WARNING: This page is about a different car, the 2014 Volkswagen GTI, 2013 Volkswagen GTI, 2012 Volkswagen GTI, 2011 Volkswagen GTI, and 2010 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Assembly Overview: Ignition System Component
GWWS28-0144Courtesy of VOLKSWAGEN UNITED STATES, INC.
  1. Knock Sensor 1 -G61- 
    • On the front of the cylinder head under the intake manifold.
    • Removing and installing, refer to Knock Sensor 1 -G61- .
    • Contacts are gold plated.
  2. Bolt 
    • 20 Nm
    • Tightening specification, affects the function of the knock sensor.
  3. Ignition Coil with Power Output Stage -(N70, N127, N291, N292)- 
  4. Spark Plug 
    • 25 Nm
    • Type and electrode gap, refer to TEST DATA AND SPARK PLUGS .
    • Remove and install using the spark plug removal tool -3122 B-.
  5. O-ring 
    • Always replace.
  6. Engine Speed Sensor -G28- 
    • On the front, lower, left of the cylinder block, next to the oil separator, refer to Fig 2.
    • Removing and installing, refer to Engine Speed Sensor -G28- .
  7. Bolt 
    • 10 Nm
  8. Camshaft Position Sensor -G40- 
    • In the front of the cylinder head cover.
    • Contacts are gold plated.
Fig 2: Identifying Engine Speed (RPM) Sensor G28 Connector -1-
GWWA24-10426Courtesy of VOLKSWAGEN UNITED STATES, INC.