Ignition System Overview

Fig 1: Ignition System Overview

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Bolt
- 10 Nm
Ignition Coil with Power Output Stage
- Ignition Coil 1 with Power Output Stage -N70-
- Ignition Coil 2 with Power Output Stage -N127-
- Ignition Coil 3 with Power Output Stage -N291-
- Ignition Coil 4 with Power Output Stage -N292-
- Removing and installing, refer to IGNITION COILS WITH POWER OUTPUT STAGES, REMOVING AND INSTALLING .
Spark Plug
- Removing and installing, refer to Maintenance, Diagnosis Maintenance, Diagnosis Maintenance, Diagnosis Maintenance, Diagnosis Maintenance, Diagnosis .
- Before installing the spark plugs check these for damage.
- Tightening specification TEST DATA AND SPARK PLUGS .
Bolt
- 20 Nm
- The tightening specification affect how the knock sensor functions
- Replace after removing
Knock Sensor I -G61-
- Contacts gold plated
- Removing and installing, refer to Knock Sensor 1 -G61- .
Camshaft Position Sensor -G40-
- Remove and install the Camshaft Position Sensor -G40-, refer to Camshaft Position Sensor -G40- .
- Replace o-ring
Bolt
- 9 Nm
Engine Speed Sensor -G28-
- Check the O-ring for damage
- Removing and installing, refer to Engine Speed Sensor -G28- .
Bolt
- 10 Nm