Ignition System: Service and Repair

Ignition, Assembly Overview






1 10 Nm

2 Spark plug wire

• 4 8

• with interference suppression connector and spark plug connector

• Remove and install spark plug connectors only with extractor (T10112)

3 Spark plug, 25 Nm

• Removing and installing with spark plug removal tool (3122 B)

• Type and electrode gap => [ Test Data and Spark Plugs ] Specifications

4 20 Nm

• Tightening specifications affect function of knock sensor

5 Knock sensor 1 (G61)

• Contacts gold plated

6 Connector

• Black, 2-pin

• Contacts gold plated

7 Camshaft position sensor (G40)

• Overview of component locations => [ Component Locations Overview ] Component Locations Overview

8 Connector

• Black, 3-pin

• For Hall sender (G40)

9 Connector

• For the ignition coil

10 Ignition coil

• With ignition coil 1 with power output stage (N) and ignition coil 2 (N128) with power output stage (N122)

• Overview of component locations => [ Component Locations Overview ] Component Locations Overview

• Ignition wire connection

• A = Cylinder 1

• B = Cylinder 2

• C = Cylinder 3

• D = Cylinder 4