NHTSA ID Number: 10203511
Manufacturer Communication Number: QRSB AUDI A7
TSB/Document Date: 2021-11-15
Summary
Quick reference specification book.
mm
Brake disc wear limit
mm
Brake pad wear limit with backing
plate and dampening sheet
Front Wheel Brake Ceramic
Type
Production Relevant No. (PR. No.)
Brake disc ventilated
diameter mm
Brake disc thickness
mm
Brake disc wear limit
mm
Brake pad wear limit with backing
plate and dampening sheet
Audi A7 Reference Specification Book
•
1LU
400
38
36
9
Brembo
WaveDesign
1LM+1LX
390x245
36
34
9
Brembo
1LW
400
38
9
Brembo
1LN
420
38
9
September 2013
159
Front Wheel Brakes – Technical Data
Front Wheel Brake
Type
Rear Wheel Brakes – Technical Data
Rear Wheel Brake
Production Relevant No. (PR. No.)
Brake disc ventilated
diameter
mm
Brake disc thickness
mm
Brake disc wear limit
mm
Brake pad wear limit with backing
plate and dampening sheet
Rear Wheel Brake
Type
Production Relevant No. (PR. No.)
Brake disc ventilated
diameter
mm
Brake disc thickness
mm
Brake disc wear limit
mm
Brake pad wear limit with backing
plate and dampening sheet
1)
1KW
300
2EA
330
1KY
356
12
10
8
22
20
8
22
20
8
WaveDesign
(Steel)
1KJ + 1KQ
356x243
Ceramic
Ceramic
1KU
370
1KK
370
22
20
8
30
30
1)
1)
8
8
For determing wear, refer to ElsaWeb, Ceramic Brake Rotor, Determining Wear.
160
Audi A7 Reference Specification Book
•
September 2013
Anti-lock Brake System (ABS)
Fastener Tightening Specifications
Component
ABS control module-to-ABS hydraulic unit bolt
ABS wheel speed sensor bolt
Brake Lines to the Hydraulic Unit
Hydraulic unit brake lines on 4 brake caliper
Hydraulic unit brake lines to master brake cylinder
Sensor electronics control module nut
Nm
4.5
9
14
16
9
Mechanical Components
Fastener Tightening Specifications
Component
Attaching pedal bracket to steering column bolt
Brake pedal bracket to body nut
Brake pedal mounting pin to bracket bolt
Gas pedal module to brake pedal bracket bolt
Ceramic Front Brakes PR-1LN/1LW
Bleeder screw
Bracket for brake hose and electrical wire bolt
Brake line to brake hose bolt
Brake rotor to stub axle carrier bolt
Cover plate to stub axle carrier bolt
Stub axle carrier to brake caliper bolt
Front Brakes, PR- 1LA/ 1LJ
Brake caliper to the brake carrier bolt
Brake carrier to wheel bearing housing bolt
Brake line connection to brake caliper bolt
Brake pad bolt
Front Brakes, PR- 1LL/ FM0
Trim to brake caliper bolt
Brake carrier to wheel bearing housing
Guide pins
Brake pad bolt
Front Brakes, PR-1LU
Brake line connection to brake hose
Brake line connection to brake caliper
Brake pad bolt
Brake rotor cover plate to stub axle carrier bolt
Stub axle carrier to brake caliper bolt
Front Brakes, RS-6/RS-7, Steel Brakes, PR-1LM+1LX
Audi A7 Reference Specification Book
•
September 2013
Nm
20
8
8
8
13
9
14
10
10
196
30
196
20
5
22
196
55
9
14
20
5
10
196
161
Fastener Tightening Specifications (cont’d)
Bleeder screw
Bracket for brake hose and electrical wire to stub axle
carrier bolt
Brake rotor to stub axle carrier bolt
Cover plate to stub axle carrier bolt
Stub axle carrier to brake caliper bolt
Tension strut bolt 1)
Front Brakes, PR-1KW/2EA + 1KY
Bracket to electric connection bolt
Brake caliper to brake carrier with guide pins and cap
bolt 1)
Brake carrier to brake caliper bolt 1)
Brake hose in brake caliper
Brake hose to brake pipe line
Brake pad bolt
Motor to brake caliper bolt
Rear Brakes, RS-6/RS-7, Steel Brakes, PR-1KJ + 1KQ
Bleeder screw
Bracket for the connector to brake caliper bolt 1)
Brake rotor to stub axle carrier bolt
Cover plate to stub axle carrier bolt
Electro-mechanical parking brake motor to brake caliper
bolt
Stub axle carrier to brake caliper bolt 1)
Rear Ceramic Brakes, PR-1KU + PR-1KK
Bleeder screw
Bracket for connector to brake caliper bolt 1)
Brake rotor to stub axle carrier bolt
Cover plate to stub axle carrier bolt
Electro-mechanical parking brake motor to brake caliper
bolt
Stub axle carrier to brake carrier bolt 1)
1)
13
9
10
10
196
30
10
35
100
20
14
5
12
13
35
10
10
12
100 plus an
additional 90°
(¼ turn)
13
35
10
10
12
100 plus an
additional 90°
(¼ turn)
Replace fastener(s).
162
Audi A7 Reference Specification Book
•
September 2013
Hydraulic Components
Fastener Tightening Specifications
Component
Ball head-to-brake booster
Brake booster-to-bracket bolt
Brake caliper housing
Brake fluid reservoir cap
Brake line-to-master cylinder
Brake line-to-hydraulic unit
- 5 mm brake lines
- 8 mm brake lines
Brake line connection-to-brake hose
Brake line connection-to-brake caliper
Brake line connection to brake master cylinder
Brake master cylinder nut
Brake pedal mounting bracket bolt
Brake system vacuum pump bracket nut
Front bleeder valve
Front brake caliper-to-brake carrier bolt (PR. No.
1LA/1LJ)
Front brake carrier-to-wheel bearing housing bolt
Rear brake caliper to brake carrier bolt 1)
1)
Nm
30
23
30
5
24
12
20
12
19
16
49
20
9
15
30
196
35
Replace fastener(s).
Audi A7 Reference Specification Book
•
September 2013
163
Body
Air Gap Body Dimensions
Front Gap Dimensions
Component
A
B
C
D
E
F
G
H
I
164
mm
6.5 ± 0.5
4.5 ± 0.5
6.5 ± 0.5
3.0 ± 0.5
3.0 ± 0.5
3.5 ± 0.5
5.0 ± 0.5
4.5 ± 0.5
3.5 ± 0.5
Audi A7 Reference Specification Book
•
September 2013
Body
Rear Gap Dimensions
Component
A
B
C
D
E
F
Audi A7 Reference Specification Book
mm
3.7 ± 0.5
5.0 ± 0.5
2.3 ± 0.5
2.3 ± 0.5
5.3 ± 0.5
5.5 ± 0.5
•
September 2013
165
Body Front
Fastener Tightening Specifications
Component
Cable bracket bolt
Center cover for tower brace bolt
Fender bolts
Fender to lower bracket bolt
Heat shield nut
Left cover bolt
Lock carrier 1)
- Bolt
- Bolt
Lock carrier brace bolt
Lower bracket bolt
Mount for the front bumper cover bolt
Right cover nut
Tower brace bolt
Upper bracket for fender bolt
1)
Nm
2
2
10
10
4
2
8
10
20
10
8
2
20
10
For bolt tightening clarification, refer to ElsaWeb, Lock Carrier with Attachments
Assembly Overview items 5 and 9.
Hood, Lids
Fastener Tightening Specifications
Component
Adjusting buffer body side bolt
Ball stud for gas-filled strut to body
Catch bracket to hood nut
Fuel filler door unlock motor bolt
Hood hinge to body bolt/nut
Hood release lever bracket bolt
Hood latch to lock carrier bolt
Rear lid drive motor tilting mechanism bolt
Read lid hinge bolt
Rear lid lock nut
Rear lid motor bolt
Read lid striker nut
Stop for rear lid side bolt
166
Audi A7 Reference Specification Book
Nm
8
21
8
1.5
21
2
11
21
21
21
21
21
6
•
September 2013
Front Doors, Central Locking System
Fastener Tightening Specifications
Nm
32
32
19
33
8
25
1.5
2.5
1.5
9
23
32
45
9
3.5
Body
Component
Bottom door hinge to body bolt
Bottom door hinge to door bolt
Catch bolt
Door arrester to body bolt
Door arrester to door bolt
Door lock bolt
Fuel filler door bolt
Front backing to door bolt
Guide for lock cylinder bolt
Nut for adjusting bolt
Stud bolt to upper door hinge
Upper door hinge to body bolt
Upper door hinge to door bolt
Window regulator bolts
Window regulator motor bolts
Rear Doors
Fastener Tightening Specifications
Component
Bottom door hinge to body bolt
Bottom door hinge to door bolt
Catch bolt
Door arrester to body bolt
Door arrester to door bolt
Door lock bolt
Front backing to door bolt
Nut for adjusting bolt
Stud bolt to upper door hinge
Upper door hinge to body bolt
Upper door hinge to door bolt
Window regulator motor bolts
Window regulator bolts
Audi A7 Reference Specification Book
Nm
34
34
19
33
8
25
2.5
12
23
34
34
3.5
9
•
September 2013
167
Sunroof
Fastener Tightening Specifications
Component
Frame bolts
Motor
Sunroof spring to headliner bolts
Wind Deflector to frame nuts
Nm
8
4
1.5
8
Bumpers
Fastener Tightening Specifications
Component
Front Bumper Cover Audi A7/S7
Bumper cover upper side bolt
Front bumper cover mount bolt (Qty. 2)
Lower front bumper cover bolt (Qty. 6)
Lower part of spoiler bolt
Night vision camera mount bolt (Qty. 4)
Reinforcement brace bolt (Qty. 6)
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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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