Volkswagen Touareg (2003 year). Manual — part 40

1

Repairing ignition system

General notes on ignition system
♦ For trouble-free operation of electrical components, a voltage

of at least 11.5 V is necessary.

♦ Certain tests may lead to a fault being detected by the control

unit and stored. Therefore after completing all checks and re‐

pairs the fault memory must be read and if necessary cleared.

Assembly overview - parts of ignition system

⇒ page 157

Safety precautions

⇒ page 158

.

Spark plug test data

⇒ page 159

.

Removing and installing ignition coils with output stage

⇒ page 158

.

1.1

Assembly overview - parts of ignition system

1 - Connector for knock sensor

❑ Secured to fuel rail with

retaining tab.

2 - Knock sensor 1 -G61-

❑ Gold-plated contacts on

sensor and connector.

❑ Line to knock sensor se‐

cured to coolant pipe.

3 - 20 Nm

❑ The specified torque in‐

fluences the function of

the knock sensor.

4 - Hall sender 2 -G163-

❑ For inlet camshaft bank

2.

❑ Gold-plated contacts on

sensor and connector.

5 - 10 Nm
6 - 25 Nm
7 - Washer

❑ Conical.
❑ Note installation posi‐

tion.

8 - Screen

❑ For Hall sender.
❑ When installing note fix‐

ing arrangement.

9 - Ignition coil with output

stage -(N70, N127, N291,

N292, N323, N324, N325,

N326)-

❑ Remove and install only with puller -T40039- .

Touareg 2003 ➤

1. Repairing ignition system

157