Servicing Ignition System; Protected By Copyright. Copying For Private Or Commercial Purposes, In Part Or In Whole, Is Not Test Data - Audi A8 2010 Workshop Manual

Audi A8 2010 ➤
Simos direct petrol injection and ignition system (6-cyl. 3.0 ltr. TFSI 4-valve) - Edition 12.2011
2

Servicing ignition system

2.1 Test data
Idling speed
Ignition timing
Ignition system
Spark plugs Designations
Tightening torque
Firing order
2.2 Ignition system - exploded view
1 - Bolt
❑ 9 Nm
2 - Hall sender -G40-
❑ Removing and installing
⇒ page 55
3 - O-ring
❑ Renew
4 - Knock sensor
❑ Cylinder bank 1 (right-
side): knock sensor 1 -
G61-
❑ Cylinder bank 2 (left-
side): knock sensor 2 -
G66-
❑ Removing and installing
⇒ page 54
5 - Bolt
❑ 25 Nm
6 - Spark plug
❑ Change interval ⇒
Maintenance tables
❑ Tightening torque
⇒ Maintenance ; Book‐
let 410
7 - Ignition coil
❑ Removing and installing
⇒ page 53
8 - Bolt
❑ 5 Nm
9 - Electrical wiring harness
10 - Bolt
❑ 9 Nm
52
Rep. gr.28 - Ignition system
3.0 ltr. TFSI engine
Cannot be adjusted; regulated by idling speed sta‐
Not adjustable (determined by control unit)
Multi-coil system with 6 ignition coils (output stages
integrated) connected directly to spark plugs via
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
bilisation
spark plug connectors
⇒ Data sheets for exhaust emissions test
⇒ Maintenance ; Booklet 410
1-4-3-6-2-5