Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Audi >> 2012 >> TT Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 2.0L - Ignition/Glow Plug System - Engine Code(S): CCTA & CETA (Roadster) >> 28 Ignition/Glow Plug System >> Description And Operation >> Ignition System Overview

Ignition System Overview

Fig 1: Identifying Ignition, Assembly Overview
GWWN28-10030Courtesy of AUDI OF AMERICA, LLC
  1. Knock Sensor (KS) 1 -G61-
    • Contacts gold plated
  2. Knock Sensor (KS) 2 -G66-
    • Contacts gold plated
  3. Ignition Coil with Power Output Stage -(N70, N127, N291, N292)-
  4. Spark Plug
    • 30 Nm
    • To remove, use the spark plug removal tool 3122 B
    • Removing and installing, refer to the Maintenance Procedures
  5. Bolt
    • 20 Nm
    • Tightening specifications affect the function of the knock sensor
  6. Bolt
    • 10 Nm
  7. Camshaft Position (CMP) Sensor -G40-
    • Contacts gold plated
  8. O-ring
    • If damaged, replace O-ring