NHTSA ID Number: 10203511
Manufacturer Communication Number: QRSB AUDI
A7
TSB/Document Date: 2021-11-15
Summary
Quick reference specification book.
an additional
90° (¼ turn)
Replace fastener(s).
NOTE: Brackets A and B are connected with the timing chain cover.
26
Audi A7 Reference Specification Book
•
September 2013
Lower Timing Chain Cover Tightening Specifications
Replace all fasteners except bolt 3.
2
1)
Component
Tighten the bolts (Æ)
Nm
3
3
Tighten the bolts 1 through 10 in a diagonal
sequence
Tighten bolts 1, 2, 4, 5, 7
3
4
Tighten the bolts (Æ)
5
Tighten bolts 8, 9 and 10
8
6
Tighten bolts 8, 9 and 10
7
Tighten the bolt 3
an additional
90° (¼ turn)
16
8
Tighten bolt 6
20
9
Tighten bolt 6
an additional
180° (½ turn)
an additional
90° (¼ turn)
9
Replace fastener(s) except bolt 3.
Audi A7 Reference Specification Book
•
September 2013
27
Engine – 3.0L
CTUA (TFSI)
Step
1
Cylinder Head Tightening Specifications
NOTE: The left cylinder head is shown. The
right cylinder head is identical.
Step
1
28
Component
Replace and tighten bolts 1 through 8 in
sequence
Nm
Hand-tighten
2
Tighten bolts 1 through 8 in sequence
40
3
Tighten bolts 1 through 8 in sequence
4
Tighten bolts 1 through 8 in sequence
an additional
90° (¼ turn)
an additional
90° (¼ turn)
Audi A7 Reference Specification Book
•
September 2013
Camshaft Guide Frame Tightening Specifications
NOTE: The left cylinder head camshaft guide frame is shown.
The right cylinder head camshaft guide frame is identical.
Step
1
2)
3
Tighten bolts 1 through 21 in sequence
Nm
Hand-tighten 1)
8
an additional
90° (¼ turn)
Replace fastener(s)
The guide frame must be in contact with the entire contact surface of the cylinder
head.
Audi A7 Reference Specification Book
•
September 2013
Engine – 3.0L
CTUA (TFSI)
1)
2
Component
Replace and tighten bolts 1 through 21 in
sequence 1) 2)
Tighten bolts 1 through 21 in sequence
29
Left Cylinder Head Cover Tightening Specification
Step
1
Component
Tighten bolts 1 through 12 in sequence
Nm
9
Right Cylinder Head Cover Tightening Specification
Step
1
30
Component
Tighten bolts 1 through 12 in sequence
Audi A7 Reference Specification Book
Nm
9
•
September 2013
Engine Lubrication – 3.0L CTUA
Fastener Tightening Specifications
Component
Chain sprocket bracket bolt
Chain sprocket bolt 1)
Nm
9
30 plus an
additional 90°
(¼ turn)
9
2.5
20
9
3 plus an
additional 90°
(¼ turn)
3 plus an
additional 90°
(¼ turn)
20
30
Cover with oil separator bolt
Crankcase ventilation hose bolt
Drain plug on engine
Engine oil cooler bolt 1) 2)
Lower oil baffle to upper oil pan bolt 1)
Oil check valve bolt
Oil drain plug to lower oil pan bolt
Oil filter housing
Oil filter housing nut and bolts 4)
13
9
13
25
9
20
20
20
3 plus an
additional 90°
(¼ turn)
Oil filter housing union bolt
Oil filter housing cap
Oil level thermal sensor nut
Oil pressure switch
Oil pump to upper oil pan bolt
Reduced oil pressure switch
Upper oil baffle to upper oil pan bolt 1) 3)
1)
2)
3)
Engine – 3.0L
CTUA (TFSI)
4)
Replace fastener(s).
For bolt tightening clarification, refer to ElsaWeb, Oil Pan Upper and Lower
Sections, Oil Pump and Oil Cooler Overview, items 15 and 17.
Insert with locking compound.
For bolt tightening clarification, refer to ElsaWeb, Oil Filter Housing and Oil
Pressure Switch Overview, items 1, 5 and 13.
Audi A7 Reference Specification Book
•
September 2013
31
Upper Oil Pan Tightening Specifications
Step
1
32
Component
Tighten bolts 1 through 6 in a diagonal
sequence instages
Audi A7 Reference Specification Book
Nm
20
•
September 2013
Oil Pan Tightening Specifications
Step
Component
Nm
Tighten bolts in a diagonal sequence
8
2
Tighten bolts in a diagonal sequence
an additional
90° (¼ turn)
Engine – 3.0L
CTUA (TFSI)
1
Audi A7 Reference Specification Book
•
September 2013
33
Cooling System – 3.0L CTUA
Fastener Tightening Specifications
Component
Charge air cooling pump
Coolant hose connecting piece
Coolant pump ribbed belt pulley
Coolant thermostat
Engine temperature control sensor
Fan rib
Fan wheel
Front charge air cooling circuit radiator
Front coolant pipe bolt 1)
Left charge air cooling circuit radiator
Left charge air cooling circuit radiator bracket bolts/nuts 2)
Left coolant pipes
Left front coolant pipes
Left front coolant pipes bracket
Lower coolant pipe on the supercharger
Lower left coolant pipe
Radiator bracket
Ribbed belt pulley for coolant pump
Right coolant pipe on the right side of the transmission
Rubber buffer
Transmission coolant valve bracket
Transmission coolant valve heat shield
Transmission coolant valve-to-lower left coolant pipe
Upper coolant pipe
Upper coolant pipe on the supercharger
1)
2)
Nm
9
9
20
9
3
3.5
5
4.5
2.5
9
9
9
22
9
9
22
9
22
5
20
9
4.5
9
9
22
9
5
For bolt tightening clarification, refer to ElsaWeb, Coolant Pipes Overview, items 6,
7 and 27.
For bolt tightening clarification, refer to ElsaWeb, Radiator Overview items 5, 6, and
8.
34
Audi A7 Reference Specification Book
•
September 2013
Coolant Pump Tightening Specification
Component
Tighten bolts (Æ) in a diagonal sequence
Nm
9
Engine – 3.0L
CTUA (TFSI)
Step
1
Audi A7 Reference Specification Book
•
September 2013
35
Fuel Supply – 3.0L CTUA
Fastener Tightening Specifications
Component
Accelerator pedal module
Air filter housing nut
Bolt for securing the fuel filler neck
Carrier plate
Evaporative Emission (EVAP) canister 2)
Exhaust system suspended mount
Fuel filler neck bolt
Fuel filler tube protective plate 1)
Fuel pump control module
Fuel tank
Fuel tank leak detection control module to EVAP canister
Heat shield lock washer
Locking flange cover
Locking ring
1)
2)
Nm
8
8
20
20
1.5
20
20
20
3.5
20
1.6
20
1.5
2
1.5
110
For bolt tightening clarification, refer to ElsaWeb, Fuel Tank with Attachments
Overview, items 8, 9.and 13
For bolt tightening clarification refer, to ElsaWeb, EVAP System Overview, items 2,
3 and 14.
36
Audi A7 Reference Specification Book
•
September 2013
Turbocharger, G-Charger – 3.0L
CGXB (TFSI)
Fastener Tightening Specifications
Component
Bleeder screw
Changeover valves bracket
Charge air cooler to supercharger bolt 1)
Charge air pressure sensor (replace)
Drive head 1)
Engine lifting eye
Insulation plate
Left Charge Air Cooler (CAC) 1)
Right Charge Air Cooler (CAC) 1)
Supercharger nut
Supercharger threaded pin
1)
Nm
1.5 to 3.0
9
10
10
25
27
5
10
10
20
17
Replace fastener(s).
Exhaust System, Emission Controls –
3.0L CTUA
Fastener Tightening Specifications
1)
2)
3)
Nm
9
23
23
23
9
9
23
9
9
9
20
23
Replace fastener(s).
For bolt tightening clarification, refer to ElsaWeb, Muffler Overview see items -1, 15
and 18-.
Coat the thread with hot bolt paste.
Audi A7 Reference Specification Book
•
September 2013
37
Engine – 3.0L
CTUA (TFSI)
Component
Bonded rubber bushing nut
Catalytic converter nut
Catalytic converter to manifold nut 3)
Front clamping sleeve nut
Heat shield
Left Secondary Air Injection (AIR) combination valve
Rear clamping sleeve nut
Right Secondary Air Injection (AIR) combination valve
Secondary Air Injection (AIR) pump motor hose-to-right
Secondary Air Injection (AIR) combination valve
Secondary Air Injection (AIR) pump motor bracket
Suspended mount 1) 2))
Left Exhaust Manifold Tightening Specifications
Step
1)
2)
Component
Nm
Hand-tighten
1
Tighten bolts 1 through 9 in sequence 1) 2)
2
Tighten bolts 1 through 9 in sequence
15
3
Tighten bolts 1 through 9 in sequence
25
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TSB/Document ID: QRSB AUDI A7
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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