Sơ Đồ Điều Khiển Hệ Thống ABS.EDL,TCS,ESP Audi A6

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Audi A6

Page 1 of 13

Current Flow Diagram

No. 86 / 1
08.2015

Anti-lock brake system (ABS) with electronic differential lock (EDL) and
traction control system (TCS) and electronic stabilisation program (ESP)
From September 2014

4/18/2019


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Page 2 of 13

Audi A6

No. 86 / 2

Current Flow Diagram
*

*

89
89

S133

*

ST3

ST2

SB7

SB12
7a

25.0
sw

0.35
sw/rt

2.5
ge/rt

T38a
/28

B315

10.0
rt

T38a
/25

12a

1.0
rt/gn

T38a
/7
30

J793

J104

V64
B316

4.0
rt

T38a
/1
30

4.0

rt/gr

T38a
/13
31

4.0
br

T38a
/38
31

2.5
br

T38a
/15

0.35
sw/ge

*3

1
T23a
/8

S123
1a

0.35
sw/ge

R77

0.35
sw/ge

0.35
sw/ge

J386

F220

*2

*2

55

4GJ-086020815

ws
sw
ro
rt
br
gn

bl
gr
li
vi
ge
or
rs

=
=
=
=
=
=
=
=
=
=
=
=
=

white
black
red
red
brown
green
blue
grey

purple
purple
yellow
orange
pink

ABS control unit,
Tyre Pressure
Monitoring
System control
unit 2, ABS
control unit fuse 1
F220 - Driver
side
central
locking
lock unit
J104 - ABS
control
unit
J386 - Driver
door
control
unit
J793 - Tyre
Pressure
Monitoring
System
control
unit 2

ST2
- Fuse
carrier 2
ST3
- Fuse
carrier 3
SB7
- Fuse 7
on fuse
holder B
SB12 - Fuse 12
on fuse
holder B
S123 - ABS
control
unit fuse
1
S133 - Fuse 3
T23a

T38a
V64

55

- 23-pin
connector,
on left Apillar
- 38-pin
connector

- ABS
hydraulic
pump
- Earth
point,
next to
ABS

4/18/2019


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Page 3 of 13

control
unit
Positive
B315
connection
1 (30a) in
main
wiring
harness
Positive
B316
connection
2 (30a) in
main
wiring

harness
- Connection
R77
1 (door
contact
switch), in
driver side
door wiring
harness
*
- see
applicable
current
flow
diagram for
fuse
assignment
*2 - see
applicable
current flow
diagram for
convenience
system
*3
- Only
models
with
adaptive
cruise
control

(ACC)

4/18/2019


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Page 4 of 13

Audi A6

No. 86 / 3

Current Flow Diagram

ABS control unit,
Wiring junction for
powertrain CAN
bus, high, Wiring
junction for
powertrain CAN
bus, low
J104 - ABS
control
unit
J533 - Data bus
diagnostic
interface

J104

T38a
/26

0.35
or/sw

*2

T46a
/11H

T38a
/14

0.35
or/br

T38a
/11

T38a
/23

T38a
/11

93
93

94
94

0.35
gn

0.35
rs

T38a
/23

*2

T46a
/11L

0.35
gn

*4
*3

0.35
rs

*4
*3

0.35

gn

*
*3

0.35
rs

*
*3

TV33
TV37
T46a
/9H

T46a
/9L

T32b
/7

T32b
/23

T32b
/9

T32b
/25

J533

*2

0.35 *2
or/br

T46b
/13H

T46b
/13L

0.35
or/sw

T32b
/5

T32b
/21

0.35 *2
or/br

0.35 *2
or/sw

T46b

/9L

T32b
/7
0.35 *
gn
T12i
/3

TV33
TV37
T46b
/9H

J851

B390
0.35 *2
or/br

T32b
/23
0.35 *
rs
T12i
/4

T12i
/9

T12i
/10

B383
0.35 *2
or/sw

J851
*

T12i
ws
sw
ro
rt
br
gn
bl
gr
li
vi
ge
or
rs

=
=
=
=
=

=
=
=
=
=
=
=
=

white
black
red
red
brown
green
blue
grey
purple
purple
yellow
orange
pink

T32b

- 32-pin
connector

T38a

- 38-pin
connector
- 46-pin
connector

T46a

T46b

4GJ-086030815

- Image
processing
control
unit
- 12-pin
connector

- 46-pin
connector

TV33 - Wiring
junction
for
powertrain
CAN bus,
high
TV37 - Wiring
junction
for

powertrain
CAN bus,
low
- Connection
B383
1
(powertrain
CAN bus,
high), in
main wiring
harness
Connection
B390
1
(powertrain

4/18/2019


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Page 5 of 13

*

*2

*3

*4

CAN bus,
low), in
main wiring
harness
- Only
models
with
adaptive
cruise
control
(ACC)
- Data bus
wire
(CAN
bus)
- Data bus
wire
(FlexRay
bus)
- Only
models
with no
adaptive
cruise
control
(ACC)

4/18/2019

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Page 6 of 13

Audi A6

N102

N101

No. 86 / 4

Current Flow Diagram

N133

N99

N135

N100

N134

N136

N226

N225

N228

N227

J104

T38a
/19

T38a
/8

T38a
/4

T38a
/16

T38a
/18

0.5
sw

0.5
rt

0.5
ge

T2z
/2

G47

T2z
/1

T38a
/31

T38a
/17

T38a
/29

0.5
ws

0.5
sw

0.5
gn

0.5
sw

0.5
ws

0.5
sw

0.5
ge

0.75
sw

0.75
gn

0.5
sw

0.5
ws

0.5
sw

0.5
ge

T2be
/2

G45

T2be
/1

T2cc
/2

G46

T2cc
/1

T2cs
/2

T2cs
/1

G44

4GJ-086040815

ws
sw
ro
rt
br
gn
bl

gr
li
vi
ge
or
rs

=
=
=
=
=
=
=
=
=
=
=
=
=

white
black
red
red
brown
green
blue
grey
purple

purple
yellow
orange
pink

Front right speed
sensor, Rear left
speed sensor,
ABS control unit
G44
- Rear
right
speed
sensor
G45
- Front
right
speed
sensor
G46
- Rear left
speed
sensor
G47
- Front left
speed
sensor
J104 - ABS
control
unit

N99
- Front
right ABS
inlet
valve
N100 - Front
right ABS
outlet
valve
N101 - Front left
ABS inlet
valve
N102 - Front left
ABS
outlet
valve
N133 - Rear
right ABS
inlet
valve
N134 - Rear left
ABS inlet
valve
N135 - Rear
right ABS
outlet
valve
N136 - Rear left
ABS
outlet

valve
N225 - Vehicle
stabilization
program

4/18/2019


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Page 7 of 13

switch
valve 1
N226 - Vehicle
stabilization
program
switch
valve 2
N227 - Vehicle
stabilization
program
highpressure
valve 1
N228 - Vehicle
stabilization
program
highpressure
valve 2
T2be - 2-pin

connector
T2cc - 2-pin
connector
T2cs - 2-pin
connector
T2z
- 2-pin
connector
T38a - 38-pin
connector

4/18/2019


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Page 8 of 13

Audi A6

No. 86 / 5

Current Flow Diagram

J104

T38a
/5

T38a

/33

T38a
/36

0.35
sw/ws

0.35 *2
rt/bl

0.35
br/bl

0.35 *2
br/sw

0.35
gn/vi

0.35 *2
gn/ws

0.35
sw/ws

0.35 *2
rt/bl

0.35

br/bl

0.35 *2
br/sw

0.35
gn/vi

0.35 *2
gn/ws

T3cs
/1

T3cs
/2

ws
sw
ro
rt
br
gn
bl
gr
li
vi
ge
or
rs

T3cs
/3

=
=
=
=
=
=
=
=
=
=
=
=
=

white
black
red
red
brown
green
blue
grey
purple
purple
yellow
orange

pink

Brake servo
pressure sensor,
ABS control unit
G294 - Brake
servo
pressure
sensor
J104 - ABS
control
unit
T3cs - 3-pin
connector,
black
T38a - 38-pin
connector
*
- Only
models
with
start/stop
system
*2 - Gradually
discontinued

G294
*

4GJ-086050815

4/18/2019


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Page 9 of 13

Audi A6

No. 86 / 6

Current Flow Diagram

J104

T38a
/6

T38a
/21

T38a
/34

T38a
/3

T38a
/9

*

ST1
SB1

75
75

0.35
vi/br

0.35
gn/sw

0.35
vi

0.5
sw/vi

73
73

79
79

81
81

1a

0.35
ws/ge

0.35
ws/rt

1.0
sw/vi

ws
sw
ro
rt
br
gn
bl
gr
li
vi
ge
or
rs

B281
0.35
sw/vi

T12h

/12

T12h
/10

T12h
/11

E540

=
=
=
=
=
=
=
=
=
=
=
=
=

white
black
red
red
brown
green

blue
grey
purple
purple
yellow
orange
pink

Auto-hold button,
ABS control unit
E540 - Autohold
button
J104 - ABS
control
unit
ST1
- Fuse
carrier 1
SB1
- Fuse 1
on fuse
holder B
T12h - 12-pin
connector
T38a - 38-pin
connector
Positive
B281
connection
5 (15a) in

main
wiring
harness
*
- see
applicable
current
flow
diagram for
fuse
assignment

4GJ-086060815

4/18/2019


WI-XML

Page 10 of 13

Audi A6

No. 86 / 7

Current Flow Diagram

J519
T32c
/31

63
63

61
61

0.35
vi/br

0.5
sw/vi

T17i
/13

0.35
gr/bl

T17g
/7

0.35
vi/br

0.5
sw/vi

T6ai
/1

T6ai
/4

A175

0.35
gr/bl

64
64

65
65

0.35
gn/sw

0.35
vi

T17o
/14

T17o
/15

0.35
gn/sw

T6ai

/2

0.35
vi

T10k
/1

T10k
/6

*

E256

L156

K250

*

E618

ws
sw
ro
rt
br
gn
bl

gr
li
vi
ge
or
rs

T6ai
/3

0.5
br

199

1.5
br

45

4GJ-086070815

=
=
=
=
=
=
=
=

=
=
=
=
=

white
black
red
red
brown
green
blue
grey
purple
purple
yellow
orange
pink

Button for TCS
and electronic
stabilisation
program, Hill
descent control
button, Onboard
supply control
unit
E256 - Button for
TCS and

electronic
stabilisation
program
E618 - Hill
descent
control
button
J519 - Onboard
supply
control
unit
K250 - Warning
lamp for
hill
descent
control
L156 - Switch
illumination
bulb
T6ai
- 6-pin
connector
T10k - 10-pin
connector
T17g - 17-pin
connector,
in left Apillar
coupling
station,
blue

T17i - 17-pin
connector,
in left Apillar
coupling
station,
black
T17o - 17-pin
connector,
in right Apillar
coupling
station
T32c

4/18/2019


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Page 11 of 13

- 32-pin
connector
- Earth
point,
centre
behind
dash
panel
Earth
199

connection
3, in dash
panel
wiring
harness
Connection
A175
(58s), in
dash panel
wiring
harness
*
- Only
models
with allwheel
drive
45

4/18/2019


WI-XML

Page 12 of 13

Audi A6

No. 86 / 8

Current Flow Diagram

Control unit for
sensor electronics
J197 - Adaptive
suspension
control unit

*2
B290

ST2
SB5
0.35
sw/rt

5a

T17g
/6

0.35
rt/ws

0.35
sw/rt

0.35
sw/rt

55

0.35
sw/rt

0.35
sw/rt

J492

5a

SB5
T8m
/2

ST1
*2

J792

J792
T50
/1
30

T50
/3
15

J849

T50
/26
31

T50
/19

0.35
br

0.35
gn

*3

0.35
gn

23
23

*3

J849

T50
/20

0.35
rs

*3

0.35
rs

*3

ws
sw
ro
rt
br
gn
bl
gr
li
vi
ge
or
rs

24
24

376

1.0
br

J197

J197

J492

J492

*

=
=
=
=
=
=
=
=
=
=
=
=
=

white
black
red
red
brown
green

blue
grey
purple
purple
yellow
orange
pink

ST1
ST2
SB5
T8m

T17g

*

688

4GJ-086080815

T50

- All-wheel
drive
control
unit
- Active
steering
control

unit
- Control
unit for
sensor
electronics
- Fuse
carrier 1
- Fuse
carrier 2
- Fuse 5
on fuse
holder B
- 8-pin
connector
- 17-pin
connector,
in left Apillar
coupling
station,
blue
- 50-pin
connector

- Earth
connection
11, in
main
wiring
harness
Earth

688
point 2,
on centre
tunnel
- Positive
B290
connection
14 (15a) in
main
376

4/18/2019


WI-XML

Page 13 of 13

*

*2

*3

wiring
harness
- see
applicable
current
flow

diagram
for data
bus
network
- see
applicable
current
flow
diagram for
fuse
assignment
- Data bus
wire
(FlexRay
bus)

4/18/2019