NHTSA ID Number: 10203513
Manufacturer Communication Number: QRSB Audi Q7
TSB/Document Date: 2021-11-15
Summary
Quick reference specification book.
NOTE: Intake and exhaust valves must not be
refaced by grinding. Only lapping is permitted.
Compression Pressures
Compression pressure
New
Wear limit
Maximum difference between cylinders
28
Audi Q7 Quick Reference Specification Book
Bar pressure
28 to 33
21
5
•
September 2013
Left Cylinder Head Cover Tightening Specifications
Replace the bolts that have been tightened to additional torque.
Component
Tighten bolts 1 through 7 in sequence
Tighten bolts 1 through 7 in sequence
Tighten bolts 1 through 7 in sequence
Nm
Hand-tighten
8
an additional
90° (¼ turn)
Engine –
3.0L CNRB (TDI)
Step
1
2
3
Audi Q7 Quick Reference Specification Book
•
September 2013
29
Right Cylinder Head Cover Tightening Specifications
Replace the bolts that have been tightened to additional torque.
Step
1
2
3
30
Component
Tighten bolts 1 through 7 in sequence
Tighten bolts 1 through 7 in sequence
Tighten bolts 1 through 7 in sequence
Audi Q7 Quick Reference Specification Book
Nm
Hand-tighten
8
an additional
90° (¼ turn)
•
September 2013
Cylinder Head Tightening Specifications
Replace the bolts that have been tightened to additional torque.
Component
Tighten bolts 1 through 8 in sequence
Tighten bolts 1 through 8 in sequence
Tighten bolts 1 through 8 in sequence
Tighten bolts 1 through 8 in sequence
5
Tighten bolts 1 through 8 in sequence
Nm
Hand-tighten
35
70
an additional
90° (¼ turn)
an additional
90° (¼ turn)
Engine –
3.0L CNRB (TDI)
Step
1
2
3
4
Audi
Q7 Quick Reference Specification Book
•
September 2013
31
Upper Timing Chain Cover Tightening Specifications
Replace the bolts that have been tightened to additional torque
Step
1
2
3
4
Component
Tighten bolts 1 through 3 in sequence
Tighten bolts 4 through 7 in sequence
Tighten bolts 1 through 7 in sequence
Tighten bolts 1 through 7 in sequence
5
Tighten bolts 1 through 7 in sequence
32
Audi Q7 Quick Reference Specification Book
Nm
Hand-tighten
Hand-tighten
8
8 Nm - this
measurement takes
into account the
timing chain guard
shrinkage.
an additional 90° (¼
turn)
•
September 2013
Lower Timing Chain Cover Tightening Specifications
Replace the bolts that have been tightened to additional torque.
1
2
Component
Fastener
Nm
Size
Attaching the timing chain guard
lower section with the sealant
and the sealing pieces to the
cylinder block
Tighten bolts 1 - 4 in M26x20
9
sequence
Audi Q7 Quick Reference Specification Book
•
September 2013
33
Engine –
3.0L CNRB (TDI)
Step
Lower Timing Chain Cover
Tightening Specifications (cont'd)
Step
3
Component
Tighten bolts 1 through 20 in sequence
Nm
3
4
Tighten bolts 1 through 20 in sequence
5
6
Tighten bolts 1 through 6 in sequence
Tighten bolts 1 through 20 in sequence
3 Nm - this
measurement takes into
account the timing chain
guard lower section
shrinkage
8
an additional 90° (¼
turn)
34
Audi Q7 Quick Reference Specification Book
•
September 2013
Cylinder Bank 1 (Right) Bearing Cap
Tightening Specifications
Component
Tighten bolts 1 through 12 in sequence
Tighten bolts 1 through 12 in sequence
Nm
Hand-tighten
9
Engine –
3.0L CNRB (TDI)
Step
1
2
Audi Q7 Quick Reference Specification Book
•
September 2013
35
Cylinder Bank 2 (Left) Bearing Cap
Tightening Specifications
Step
1
2
36
Component
Tighten bolts 1 through 12 in sequence
Tighten bolts 1 through 12 in sequence
Audi Q7 Quick Reference Specification Book
Nm
Hand-tighten
9
•
September 2013
Lubrication – 3.0L CNRB (TDI)
Fastener Tightening Specifications
Component
Cap-to-oil filter housing
Chain sprocket-to-support 1)
Cover for the temperature regulator for the engine oil
cooler-to-engine 1)
Coolant switch-off valve-to-mounting plate bolt
Drain plug
Engine oil cooler-to-mounting plate
Guide tube-to-engine
Mounting plate-to-engine oil cooler
Oil baffle bolt 1)
Oil drain plug
Oil level thermal sensor-to-lower oil pan nut
Oil pressure regulation valve-to-upper oil pan
Oil pressure switch-to-oil filter housing
Oil pressure switch-to-oil filter housing
Oil return pipe-to-oil pump
Reduced oil pressure switch-to-oil filter housing
Suction pipe to oil pump
Vacuum line bolt
Vacuum line-to-upper oil pan bolt 1)
Replace fastener(s).
Engine –
3.0L CNRB (TDI)
1)
Nm
35
30 plus an
additional 45°
(⅛ turn)
3 plus an
additional 90°
(¼ turn
9
25
9
9
9
3 plus an
additional 90°
(¼ turn
30
9
9
9
20
9
20
9
9
3 plus an
additional 45°
(⅛ turn)
Audi Q7 Quick Reference Specification Book
•
September 2013
37
Upper Oil Pan Tightening Specifications
Replace the bolts that have been tightened to additional torque.
Step
1
2
3
38
Component
Tighten bolts 1 through 12 in a diagonal
sequence
Tighten bolts 1 through 12 in a diagonal
sequence
Tighten bolts 1 through 12 in a diagonal
sequence
Audi Q7 Quick Reference Specification Book
Nm
2
5
an additional
90° (¼ turn)
•
September 2013
Lower Oil Pan Tightening Specifications
Replace the bolts that have been tightened to additional torque.
2
3
Component
Tighten bolts 1 through 14 in a diagonal
sequence
Tighten bolts 1 through 14 in a diagonal
sequence
Tighten bolts 1 through 14 in a diagonal
sequence
Audi Q7 Quick Reference Specification Book
•
Nm
2
3
Engine –
3.0L CNRB (TDI)
Step
1
an additional
90° (¼ turn)
September 2013
39
Oil Pan Tightening Specifications
Replace the bolts that have been tightened to additional torque.
Step
1
2
3
40
Component
Tighten bolts 1 through 3 in a diagonal
sequence
Tighten bolts 1 through 3 in a diagonal
sequence
Tighten bolts 1 through 3 in a diagonal
sequence
Audi Q7 Quick Reference Specification Book
Nm
Hand-tighten
8
an additional
90° (¼ turn)
•
September 2013
Cooling System – 3.0L CNRB (TDI)
Fastener Tightening Specifications
Component
Bracket for transmission coolant valve-to-transmission 3)
- Bolt
- Bolt
Check valve-to-ylinder
Coolant connection-to-engine
Coolant pipe on the left side of the transmission-totransmission
Coolant pipes-to-cylinder head bank 2 (left)
- Banjo bolt
- Bolt
Coolant pump ribbed belt pulley-to-coolant pump
Coolant pump-to-engine 1) 2)
Coolant switch-off valve-to-mounting plate
Engine coolant temperature sensor-to-engine
Engine temperature control sensor-to-engine
Fan shroud-to-coolant fan
Fan shroud-to-coolant fan 2 4)
- Bolt
- Bolt
Front coolant pipe-to-engine
Grommet-to-radiator
Left coolant pipe-to-engine
Left upper coolant pipe on the transmission-totransmission
Lower left coolant pipe-to-engine
Transmission coolant valve-to-bracket
Upper coolant pipe-to-engine
2)
3)
4)
9
23
9
9
9
12
9
23
3 plus an
additional 90°
(¼ turn
9
9
9
10
5
10
9
5.5
9
9
9
9
9
Replace fastener(s).
Fasten in diagonal sequence in steps
For bolt tightening clarification, refer to ElsaWeb, Coolant Pipe on Transmission
Overview, items 14 and 16.
For bolt tightening clarification, refer to ElsaWeb, Fan Shroud and Coolant Fan
Overview, items 2 and 3.
Audi Q7 Quick Reference Specification Book
•
September 2013
Engine –
3.0L CNRB (TDI)
1)
Nm
41
Fuel Supply – 3.0L CNRB (TDI)
Fastener Tightening Specifications
Component
Accelerator Pedal Position (APP) module bolt
Bracket for auxiliary fuel pump, nut
Bracket for fuel filter, nut
Carrier plate bolt
Filter housing cover
- Bleeder screw
- Bolt
Fuel filter housing, bolt/nut
Fuel cooler-to-bracket, bolt/nut
Fuel Pump Control Module -J538- for vehicles with a
Horizontal Fuel Filter
Fuel tank 1)
- Bolt
- Bolt
Locking Flange Cover
Locking ring
Protective plate for fuel filler tube, nut
Securing strap bolt
1)
Nm
10
9
9
33
5
8
8
8
3.5
5
9
9
110
9
33
For bolt tightening clarification, refer to ElsaWeb, Fuel Tank with Attachments with
Reducing Agent Metering System Overview, items 12 and 14.
42
Audi Q7 Quick Reference Specification Book
•
September 2013
Turbocharger, G-Charger – 3.0L
CNRB (TDI)
Fastener Tightening Specifications
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TSB/Document ID: QRSB Audi Q7
Replacement Service Bulletin Number:
MFR Communication Date: 2013-09-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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