Engine Data; General Repair Instructions; Rules For Cleanliness When Working On The Injection System - Audi Q7 2007 Workshop Manual

Audi Q7 2007 !
6
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
The engine number ("engine code" and "serial number")
♦
can be found at the front below the toothed belt for the
high-pressure pump (left-side) -arrow-.
There is also a sticker on the toothed belt cover showing
♦
the "engine code" and "serial number".
1.2

Engine data

Code letters
Capacity
Power output
Torque
Bore
Stroke
Compression ratio
CN
Firing order
Exhaust gas recirculation
Turbocharging/supercharging
Self-diagnosis
Glow plugs
Catalytic converter
Charge air cooling
Lambda control
Note
Audi Q7 models with a 3.0 ltr. TDI engine are always
equipped with steel glow plugs.
2

General repair instructions

2.1 Rules for cleanliness when working on the
injection system
Even small amounts of dirt can cause faults in the injection
system. When working on the fuel supply/injection system,
pay careful attention to the following basic rules:
2
Repair Group 00 – Technical data
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ltr.
kW at rpm
Nm at rpm 500/1500 ... 2750
∅ in mm
mm
at least
Steel glow plugs
BUG
2.967
171/4000
83.0
91.4
17
51
1-4-3-6-2-5
yes
yes
yes
yes
yes
yes
BUN
2.967
1551/4000
500/1400 ... 2750
83.0
91.4
17
51
1-4-3-6-2-5
yes
yes
yes
Steel glow plugs
yes
yes
yes