NHTSA ID Number: 10122811
Manufacturer Communication Number: Quick Ref Spec B
TSB/Document Date: 2017-11-08
Summary
This document contains the quick reference specification book.
Replace fastener(s).
64
Audi
A5/S5 Quick Reference Specification Book
•
November 2012
Fastener Tightening Specifications
Component
Bonded rubber bushing nut
Catalytic converter nut
Center muffler, nut 1),
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 bracket
Secondary Air Injection (AIR) pump motor hose-to-right
Secondary Air Injection (AIR) combination valve
Suspended mount 1), 2)
1)
2)
Nm
9
23
23
10
9
23
9
9
9
20
23
Replace fastener(s).
For bolt tightening clarification, refer to ElsaWeb, Muffler Overview.
Audi A5/S5 Quick Reference Specification Book
•
November 2012
65
Engine –
3.0L CGXC
Exhaust System, Emission Controls – 3.0L
CGXC
Left Exhaust Manifold Tightening Specifications
Step
1
2
3
Component
Tighten bolts 1 through 9 in sequence
Tighten bolts 1 through 9 in sequence
Tighten bolts 1 through 9 in sequence
Nm
Hand-tighten
15
25
Right Exhaust Manifold Tightening Specifications
Step
1
2
3
66
Component
Tighten bolts 1 through 9 in sequence
Tighten bolts 1 through 9 in sequence
Tighten bolts 1 through 9 in sequence
Audi A5/S5 Quick Reference Specification Book
Nm
Hand-tighten
15
25
•
November 2012
Multiport Fuel Injection – 3.0L CGXC
Engine –
3.0L CGXC
Technical Data
3.0L TFSI Engine
Engine idle speed
Cannot be adjusted, it is
regulated by idle stabilization
Fuel pressure before high pressure pump 3.0 to 6.0 bar pressure
Fuel pressure after high pressure pump 30 to 125 bar pressure
Fastener Tightening Specifications
Component
Bracket for High-Pressure Lines
Camshaft Position (CMP) Sensor
Double bolt
E-box Cover
Engine Speed (RPM) Sensor
Fuel pressure sensor
Fuel rail retaining bracket 1)
Nm
9
9
9
3.5
9
22
2.5
9
40
27
9
9
20
27
2.5
15
55
10
Fuel rail threaded connection
High pressure fuel line
High pressure lines
High pressure line protective plate nut
High pressure pump
High pressure pump threaded support
Intake manifold runner position sensor
Low fuel pressure sensor
Oxygen Sensor (O2S)
Throttle valve control module
1)
For bolt tightening clarification, ElsaWeb, Lower Intake Manifold Section Overview,
items 10, 11 and 12.
Audi A5/S5 Quick Reference Specification Book
•
November 2012
67
Lower Intake Manifold Tightening Specification
Component
Tighten bolts and nuts (Æ) diagonally in stages
68
Audi A5/S5 Quick Reference Specification Book
Nm
10
•
November 2012
Technical Data
3.0L TFSI Engine
Engine idle speed
Cannot be adjusted, it is regulated by idle
stabilization
Ignition timing
Not adjustable, regulated by the Engine
Control Module (ECM)
Ignition/glow plug system
Single coil ignition system with 6 ignition coils
(output stages integrated) that are connected
directly to spark plugs via the ignition cables.
Spark plugs
Names Refer to data sheets for exhaust emission
test.
Tightening
Maintenance Procedures Rep. Gr. 03
specifications
Ignition sequence
1-4-3-6-2-5
Fastener Tightening Specifications
Component
Camshaft adjustment valve
Camshaft Position (CMP) sensor
Engine Speed (RPM) sensor
Knock Sensor (KS)
Wiring harness
Audi A5/S5 Quick Reference Specification Book
Nm
5
9
9
20
5
•
November 2012
69
Engine –
3.0L CGXC
Ignition – 3.0L CGXC
Engine Mechanical - 4.2L CFSA
General, Technical Data
Engine Number Location
The engine number (Æ) (engine code and serial number) is
located at the front of the engine on top of the cylinder block.
70
Audi A5/S5 Quick Reference Specification Book
•
November 2012
1)
Unleaded RON 95 is also permitted but performance is reduced.
Audi A5/S5 Quick Reference Specification Book
•
November 2012
71
Engine –
4.2L CFSA
Engine Data
Identification codes
CFSA
Displacement
liter
4.163
Output
kW at RPM
331 @ 7000
Torque
Nm at RPM
440 @ 3500
Bore
diameter mm
84.5
Stroke
mm
92.8
Compression ratio
12.5
RON
at least
98 1)
Fuel injection and ignition system
Bosch Motronic
Ignition sequence
1-5-4-8-6-3-7-2
Turbocharger
No
Oxygen Sensor (O2S) regulation
2 sensors before catalytic converter
2 sensors after catalytic converter
Variable valve timing
Intake exhaust
Variable intake manifold
Yes
Secondary Air Injection (AIR) system
Yes
Valves per cylinder
4
Engine Assembly – 4.2L CFSA
Fastener Tightening Specifications
Component
Air guide-to-tunnel crossmember
Bolts and nuts
Engine mount-to-engine support 1)
Engine support
Ground wires-to-longitudinal member
Heat shield-to-engine support
Retaining plate-to-engine mount
Strut tower ground bolt
Subframe-to-retaining plate
1)
Fastener
size
M6
M7
M8
M10
M12
-
Nm
3
9
15
20
40
65
90 plus an
additional 90°
(¼ turn)
40
9
10
20
9
55
-
Replace fastener(s).
72
Audi A5/S5 Quick Reference Specification Book
•
November 2012
Engine –
4.2L CFSA
Engine to S tronic Transmission 0B5
Item
1 1)
2 1), 3, 4, 5, 6
7
8, 9, 10
A
Bolt
Nm
M10 x 50 2)
65
M12 x 100 3)
30 plus an additional 90° (¼ turn)
M12 x 175 3)
30 plus an additional 90° (¼ turn)
3)
M10 x 60
15 plus an additional 90° (¼ turn)
Alignment sleeves for centering
• 1) Also secures the starter.
• 2) Bolt strength rating 10.9. There is no limit to the number of times the steel bolt
can be used again.
• 3) Aluminum bolts may be used two times
Audi A5/S5 Quick Reference Specification Book
•
November 2012
73
Crankshaft, Cylinder Block – 4.2L CFSA
Allocation of Crankshaft Bearing
Shells for Cylinder Block
Bearing shells with the correct thickness are allocated to the
cylinder block in the factory. Colored dots on the sides of the
bearing shells identify the bearing shell thickness. Allocation of the
bearing shells to the cylinder block is marked by one letter each
at the front left on cylinder block as shown in the illustration.
Letter on cylinder block
R
S
G
U
B
74
Color of bearing
Red
Black
Yellow
Green
Blue
Audi A5/S5 Quick Reference Specification Book
•
November 2012
Engine –
4.2L CFSA
Allocation of Crankshaft Bearing
Shells for Guide Frame
Bearing shells with the correct thickness are allocated to the guide
frame in the factory. Colored dots on the sides of the bearing
shells identify the bearing shell thickness. Allocation of the bearing
shells to the guide frame is marked by one colored dot each
on the crankshaft counterweight as shown in the illustration.
Letter on cylinder block
R
S
G
U
B
Audi A5/S5 Quick Reference Specification Book
Color of bearing
Red
Black
Yellow
Green
Blue
•
November 2012
75
Allocation of Main Bearing Shells,
Used and Refaced Crankshafts
Bearing shells are allocated to cylinder block corresponding
to color markings stamped into cylinder block. With used and
refaced crankshafts, measure the main crankshaft journals
to allocate the appropriate bearing shells. Thicker oversized
bearing shells are available for refaced crankshafts. These have
the same color markings as the original size bearing shells.
Letter on cylinder block
R
S
G
U
B
76
Color of bearing
Red
Black
Yellow
Green
Blue
Audi A5/S5 Quick Reference Specification Book
•
November 2012
Allocation of Crankshaft Bearing
Shells for Guide Frame
Crankshaft journal
diameter
Dimensions in mm
Basic dimension
67.000
Repair stage
66.750 1)
1)
Color Identification on the Bearing Shells for
Bearings 1, 3 and 5 for the Guide Frame
Yellow
Green
Blue
66.974 to
66.969 to
66.963 to
66.970
66.964
66.958
66.724 to
66.719 to
66.713 to
66.720
66.714
66.708
The same color marking applies to the thicker oversized bearing for reworked
crankshafts as for a new crankshaft despite the greater bearing thickness
Crankshaft
Color Identification on the Bearing Shells for
journal
Bearings 2 and 4 for the Guide Frame
diameter
Dimensions in
Red
Black
Yellow
Green
Blue
mm
Basic dimension 66.974 to 66.973 to 66.969 to 66.965 to 66.961 to
65.000
66.973
66.970
66.964
66.960
66.958
Repair stage
66.724 to 66.723 to 66.719 to 66.715 to 66.711 to
64.750 1)
66.723
66.720
66.714
66.710
66.708
1)
The same color marking applies to the thicker oversized bearing for reworked
crankshafts as for a new crankshaft despite the greater bearing thickness
Audi A5/S5 Quick Reference Specification Book
•
November 2012
77
Engine –
4.2L CFSA
• With used and reworked crankshafts, the crankshaft pivot pins
must be measured to allocate the appropriate bearing shells.
• Any other markings on the crankshaft are invalid when reworking a
crankshaft.
• Allocate bearing shells to the diameter of the main crankshaft pivot
pins using the following table.
Fastener Tightening Specifications
Component
Connecting rod bearing cap 1) 4)
Nm
60 plus an
additional 90°
(¼ turn)
60 plus an
additional 90°
(¼ turn)
22
46
9
9
9
22
22
55
Drive plate 1)
Generator
Generator bracket 3)
Idler roller bracket
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TSB/Document ID: Quick Ref Spec B
Replacement Service Bulletin Number:
MFR Communication Date: 2012-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT
MFR Component System:
MFR Component Subsystem:
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