Edition 03/02USA.5503.03.21

Wiring diagram

15 A10 A

25 A20 A

30 A

Fuse Colors :

--

--

-

GreenWhite

BlueRed

Yellow

Fuse in fusebox from 23 onwards are numbered223 onwards in Current Flow Diagram.

1 3 6 10 14 18 22

2 4 7 11 15 19 23

5 9 13 17 21

8 12 16 20

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

A97--0022

Fuse Panel :

8-way Relay Carrier :

1

A97--0026

8

765432

14

24

15 16 17

13 12 11 10 9

23 22 21 19 1820

5

Relay Location :

- Control module for door warning lights

Audi A4 No. 13/1

Central Locking and Anti-Theft System with Interior MonitoringSensors (Ultra-sound), doorwarning lights,GarageDoorOpener(HomeLinkR), Sedanfrom August 2000

31X1530

31X1530

97--54637

1 2 3 4 5 6 7 8 9 10

23815A238a

S

B/81,5ro/bl

V94238

T15b/4

S1

1410A14a

S14

6,0ro

30

A32

6,0ro

0,5ro/bl

T15c/4

1,5ro/bl

T3ag/3

0,5ro/bl

0,35ro/bl

1,5ro/bl

1,5ro/bl

77

0,5ro/bl

a1

R10

28M

T2ai/1

27MT2ai/2

Q12

T15b/11

T15c/11

0,35sw/ro

0,5ro/bl

0,35sw/ro

75

0,35sw/ro

0,35sw/ro

0,35sw/ro

T2aj/2

T2aj/1

0,5ro/bl

0,5ro/bl

0,35ro/bl

81

11

0,5ro/bl

1,0ro/bl

73

12

83 T6e/5

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

No. 13/2 Audi A4

M27 - Left Door Warning LightM28 - Right Door Warning LightS14 - FuseS238 - Fuse in fuse holderT2ai - Wire Connector, double, black, in drivers doorT2aj - Wire Connector, double, black, in passengers

doorT3ag - Wire Connector, 3 Point, black, connector

station right, A-pillarT6e - Wire Connector, 6 Point, blue, connector

station left A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillarV94 - Central Locking / Alarm System / Interior Light

Delay Control Locking

A32 - Plus connection (30), in instrument panel wiringharness

Q12 - Plus connection (30ac), in central lockingsystem and door contact switch wiring harness

R10 - Plus connection -1- (30), in drivers door wiringharness

S1 - Wire connection , in central locking systemwiring harness

31X1530

31X1530

97--54638

13 14 15 16 17 18 19 20

V94

21 22

b1

a1

Q52

0,5br/ws

T15c/7

T15a/6

C/4

0,5br/gr

0,35br/gr

T1lR

T15a/2

0,35ro

A/2

0,5ro

1,0ro86s

D

A21

267

0,5br

T4h/3

T4h/1 T4h/2E150

0101

0,5ro/gr

0,5ge/bl

0,5ro/bl

A/8A/9

Q53Q14

T15c/2

T15c/5

0,35ge/bl

0,35ge/bl

0,35ge/bl

0,35sw/bl

0,35sw/bl

0,35sw/bl

0,35sw/bl

T15b/2

T15b/5

110

T4h/4

T15a/8

0,35sw/bl

23 24

C/7

F10 F11

0,5br/li

100 101

0,5br/ro

0,5br/ro

T15a/13

T15a/12

A13

0,35br/ws

0,35br/ws

T15a/14 T15a/11

0,35br/ws

0,35br/ws

0,5br/ws

0,35br/sw

0,5br/gn

* *

* *

63

0,35br/ws

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

Audi A4 13/3

D - Ignition / Starter SwitchE150 - Door Lock SwitchF10 - Left Rear Door Contact SwitchF11 - Right Rear Door Contact SwitchR - RadioT1l - Wire Connector, single, brown, on RadioT4h - Wire Connector, 4 Point, in drivers doorT15a - Wire Connector, 15 Point, black, connector

station right, A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillarV94 - Central Locking / Alarm System / Interior Light

Delay Control Module

267 - Ground connection -2-, in drivers door wiringharness

A13 - Wire connection (door contact switch), ininstrument panel wiring harness

A21 - Wire connection (86s), in instrument panelwiring harness

Q14 - Wire connection (lock-out switch), in centrallocking system and door contact switch wiringharness

Q52 - Wire connection (door contact switch), in alarmsystem wiring harness

Q53 - Plus connection (15), in alarm system wiringharness

4 - Without Auto Check System

31X1530

31X1530

97--54639

25 26 27 28 29 30 31 32 33 34 35

V94

0,35br

0,35br

268 267

Q52

C/60,35br/ge

F 3 2

T15b/7

T15c/8

4

5 3

0,5

A/7 A/1

R47

0,5

F 2

0,5br/ws

0,5br/ge

0,35br/ge

0,5br/ge

b1

R8

0,35br/ws

99

R30

0,5br/ro

R1

0,35br/ro

0,35br/ro

0,35br/ro

0,35br/gn

Q59

0,35br/gn

0,35br/gn

T15c/15

R2

0,5br/ge

0,35br/ge

0,35br/ge

R15

0,5br/ge

98

0,5br/ge

72

T15b/8

T15a/9

104

0,35br/ws

1 3

0,35br/ro

5

0,35br/ws

102 T15c/9

0,35br/ro

T15b/9

C/5

0,35br/ge

80

25

0,35br/ro

T15b/15

0,35br/ro

28

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

No. 13/4 Audi A4

F2 - Door contact Switch - Drivers sideF3 - Door contact Switch Passengers sideR47 - Antenna wire for central locking and anti-theft

warning systemT15a - Wire Connector, 15 Point, black, connector

station right, A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillarV94 - Central Locking / Alarm System / Interior Light

Delay Control Modul267 - Ground connection -2-, in drivers door wiring

harness268 - Ground connection -2-, in passengers door

wiring harness

Q52 - Wire connection (door contact switch), in alarmsystem wiring harness

Q59 - Wire connection (country code), in alarmsystem wiring harness

R1 - Wire connection (door contact switch, right), incentral locking system and door contact switchwiring harness

R2 - Wire connection (door contact switch, left), incentral locking system and door contact switchwiring harness

R8 - Wire connection (door contact switch), in reardoor contact switch wiring harness

R15 - Plus connection -2- (closed), in drivers doorwiring harness

R30 - Wire connection -2- (closed), in passengersdoor wiring harness

A/10

T15c/3

31X1530

31X1530

97--54640

36 37 38 39 40 41 42 43 44 45 46 47

V94

124F2

3

A/6

0,5bl/ro

0,5bl/ro

0,35bl/ro

T10ai/2

1

0,5gr/ws

W18

0,5gr/ws

T10ai/1

0,5br

W17

Q42

121F2

0,5gr/ws

T15c/1

0,5gr/ws

0,5gr/ws

0,5ro/br

0,5br

26787

Q43

T15b/3

122F2

0,5gr/ws

T15b/1

0,5br

268

0,5ro/br

0,35ro/br

C/100,35br/bl

W3

T10ai/5

0,5br/bl

0,5br/bl

F111

87 86 86

A/50,35gr/ws

C/90,35gr/ws

W35 W3

A/120,35gr/ge

T10ai/3

0,5br

0,5br

0,5br

1,0gr/ge

1,0gr/ge

48

66

0,35br/bl

0,5ro/br

0,5ro/br

3 1 3 1

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

Audi A4 No. 13/5

F111 - Trunk Light SwitchF121 - Drivers Door Handle Alarm SwitchF122 Passengers Door Handle Alarm SwitchF124 - Trunk Lock Alarm SwitchT10ai - Wire Connector, 10 Point, violet, connector

station left, A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillarV94 - Central Locking / Alarm System / Interior Light

Delay Control ModuleW3 - Luggage compartment LightW35 - Luggage compartment Light, right

86 - Ground connection -1-, in rear wiring harness

87 - Ground connection -2-, in rear wiring harness

267 - Ground connection -2-, in drivers door wiringharness

268 - Ground connection -2-, in passengers doorwiring harness

Q42 - Wire connection (lock open), in power windowwiring harness

Q43 - Wire connection (lock closed), in powerwindow wiring harness

W3 - Wire connection, in rear wiring harness

W17 - Connector (lock cylinder-open), in wiringharness, rear

W18 - Connector (lock cylinder-closed), in wiringharness,rear

31X1530

31X1530

97--54641

49 50 51 52 53 54 55 56 57

V94

T10aa/6

0,5br/ws

0,5br/ws

44

1,0br

0,5ge

B/7

T10ai/4

C/2

0,35br/bl

T15a/3

*

**

**

T15g/8

7F125

F194

135

0,5br

0,5br/ws

0,35br/ws

**

*

95

T14a/6

T10y/2

0,35br/bl

A/4

T14a/11

0,35br/li

T17a/12

T15a/15F1202

1

64

A184

*

0,35br

0,35br

***

0,35br/li

0,5br/ws

0,35br/ge

0,35br/ws

A29

96

0,5br/ws

B/6

T15a/7

0,5br/ws

0,35br/ws

0,35br/ws

0,35br/ws

83

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

No. 13/6 Audi A4

F120 - Hood Alarm SwitchF125 - Multi Function Transmission Range (TR) SwitchF194 - Clutch Pedal Position (CCP) SwitchT10y - Wire Connector, 10 Point, blue, connector

station, electronics box in plenum chamberT10aa- Wire Connector, 10 Point, orange, connector

station left, A-pillarT10ai - Wire Connector, 10 Point, violet, connector

station left, A-pillarT14a - Wire Connector, 14-Point, black, in engine

compartmentT15a - Wire Connector, 15 Point, black, connector

station right, A-pillarT15g - Wire Connector, 15 Point, brown, connector

station right, A-pillarT17a - Wire Connector, 17-Point, brown, in engine

compartment

V94 - Central Locking / Alarm System / Interior LightDelay Control Module

44 - Ground connection, on left A-pillar, lower part

83 - Ground connection -1-, in right front wiringharness

135 - Ground connection -2-, in instrument panelwiring harness

A29 - Wire connection (interior light), in instrumentpanel wiring harness

A184 - Front Hood Contact Switch Connection (ininstrument panel wiring harness)

4 - Automatic transmission only44 - Manual transmission only444 - where applicable

T10aa/4

31X1530

31X1530

97--54642

58 59 60 61 62 63 64

V94

0,35ro/br

T10aa/2

C/15 C/140,35ro/br

T10aa/9

0,35gn/br

0,35gn/bl

*

218J

0,5ro/br

T10j/3

0,35ro/sw

T10aa/3

A/110,35ro/sw

*

0,5ro/sw

T10j/2

0,35sw/ge

T10aa/7

B/90,35sw/ge

*

0,5sw/ge

T10j/1

65 66 68

0,35br/ge

T32/21

103

76

T10aa/10

C/130,35ws/bl

0,35ws/bl

0,35ws/bl

A27

T32/3

0,35gn/bl

67

0,5li/bl

T10aa/8

C/80,35li/bl

T32/20

A125

0,5li/bl

3E

T15a/5

B/2

6/ZV

0,5sw/ws

86

0,35gr/bl

0,5sw/ws

0,5gr/bl

T32a/6

45

0,35br/bl

T10ao/20,35br/bl

A19

226J

0,35ro/gr

C/3

T32a/25

51

0,35br/ws

T32a/1

20

0,35br/ws

0,35gn/ro

T32a/28

0,35ro/ws

234J69

0,35ro/br

0,35sw/ge

T15o/8

T15o/3

0,5sw/ge

0,5ro/br

A76

****

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

Audi A4 No. 13/7

E3 - Emergency Flasher SwitchJ218 - Instrument Cluster Combination ProcessorJ226 - Park/Neutral Position (PNP) RelayJ234 - Airbag Control ModuleT10j - Wire Connector, 10 Point, green, connector

station left,A-pillarT10aa- Wire Connector, 10 Point, orange, connector

station left, A-pillarT10ao- Wire Connector, 10 Point, white, connector

station left, A-pillarT15a - Wire Connector, 15 Point, black, connector

station right, A-pillarT15o - Wire Connector, 15 Point, gray, connector

station left, A-pillarT32 - Wire Connector, 32 Point, blue, on instrument

cluster

T32a - Wire Connector, 32 Point, green, on instrumentcluster

V94 - Central Locking / Alarm System / Interior LightDelay Control Module

A19 - Wire connection (58d), in instrument panelwiring harness

A27 - Wire connection (vehicle speed signal), ininstrument panel wiring harness

A76 - Connector (K-diagnosis wire), in instrumentpanel wiring harness

A125 - Connection (Crash-signal), in instrument panelwiring harness

4 - Power Windows44 - Power Sunroof

31X1530

31X1530

97--54643

70 71 72 73 74 75 76 77

V94 B/4

78 79

1,0ro/bl

1,0ro/sw

T10aa/1

C/16

3

0,35gn/ge

C/11

20

0,35gn/ro

10

0,35br/ge

0,35ro/bl

1

932

G171

0,35sw

0,35gr

0,35ge

0,35gn

0,35sw

0,35ge

0,35gr

0,35gn

6578 16171518

4 321

G170

2 341

J347 13

11

106

0,35br

80

96

0,5ro/sw

0,35sw/ro

7

19

0,35gn/bl

64

12

0,35gr/ge

9

0,35br/sw

3 E183

34

4

1

12

0,35br/ge

0,35ro/bl

T15b/13

0,35br/sw

0,35gr/ge

Q7

Q6

0,35gr/ge

T15b/12

0,35br/sw

2

81 82

T15c/13

0,35gr/ge

T15c/12

0,35br/sw

106

0,5br

268

0,5br

106

0,5br

267

0,5br

T15b/6 T15c/6

106

1,5br

43

3

B/5

1,5br

106

B/1

106

H8

1,5br

1,5sw/ge

1

2

69

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

No. 13/8 Audi A4

E183 - Switch for interior monitorG170 - Ultra-sound sensor left, for anti-theft warning

systemG171 - Ultra-sound sensor right, for anti-theft warning

systemH8 - Alarm HornJ347 - Control Module for Ultra-sound sensorsT10aa- Wire Connector, 10 Point, orange, connector

station left, A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillarV94 - Central Locking / Alarm System / Interior Light

Delay Control Module

43 - Ground connection, on left A-pillar, lower part

106 - Ground connection, in alarm system wiringharness

267 - Ground connection -2-, in drivers door wiringharness

268 - Ground connection -2-, in passengers doorwiring harness

Q6 - Wire connection (alarm system A1), in centrallocking system and door contact switch wiringharness

Q7 - Wire connection (alarm system A2), in centrallocking system and door contact switch wiringharness

31X1530

31X1530

83 84 85 86 87 88 89 90 91 92 93 94 95

97--54644

3

11W 12W43W

82 12 11 9 10 5

6

5 1 2 4

13W 19W W

0,35br/li

3

52

T15o/2T15o/4

65

0,5gr/bl

0,5br/ws

0,35gr/bl

0,35br/ws

T3aw/6

4

0,5ro/bl

1,0ro/ge

Y1

F147

1

2

L 31

1

2

128

0,35br

0,35ro/gr

0,35ro/ge

F148

1

2

L 31

1

2

128

0,35br

0,35ro/gr

Y7

0,35ro/gn

12844

2,5br

*

128

1

0,35br

0,35gr/gn

0,35br/bl

0,35br/ro

0,35ro/ws

6

0Ein TK

*

0,35ro/ge

0,35ro/ge

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

Audi A4 No. 13/9

F147 - Left Make-Up Mirror Light SwitchF148 - Right Make-Up Mirror Light SwitchL31 - Make-up Mirror LightT3aw- Wire Connector, 3 Point, gray, connector

station left, A-pillarT15o - Wire Connector, 15 Point, gray, connector

station left, A-pillarW - Front Interior LightW11 - Left Rear Reading LightW12 - Right Rear Reading LightW13 - Right Front Map / Reading LightW19 - Left Front Reading LightW43 - Rear courtesy lampY7 - Automatic day / night interior mirror

44 - Ground connection, on left A-pillar, lower part

128 - Ground connection -1-, in interior light wiringharness

Y1 - Plus connection (30), in interior light wiringharness

4 - Automatic day / night interior mirror only

31X1530

31X1530

96 97 98 99 100 101 102 103

97--54645

72

106

4

8

5452J

2

60,5br/ws

53

0,5ro/sw

0,5br

2

1

S2

T6aj/5T15c/10

T15b/10

T6ai/5

T4o/1T3z/1 T3ab/1

T4n/1

T4o/2T3z/2 T3ab/2

T4n/2

T6aj/6T6ai/6

35 27

20 22

0,5br/ge

30W

2

1

36W

2

1

37W

2

1

38W

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5gr/ro

0,5br/ge

0,5br/ge

0,5br/ge

0,5br/ge

0,5br/ro

0,5br/ge

0,5br/ge

0,5br/ro

0,5br/ro

0,5gr/ro

104

0,5gr/ro

T15a/10

2

1

10W

2

9W

0,5gr/ro

T15a/4

28 30

0,5br/ro

0,35br/ro

0,5br/ge

1

0,5gr/ro

67

0,35br/ge

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System with InteriorMonitoring Sensors (Ultra-sound), door warning lights

or = orange

No. 13/10 Audi A4

J452 - Control module for door warning lightsT3z - Wire Connector, 3 Point, grey, in drivers doorT3ab - Wire Connector, 3 Point, grey, in passengers

doorT4n - Wire Connector, 4 Point, black, in left rear doorT4o - Wire Connector, 4 Point, black, in right rear

doorT6ai - Wire Connector, 6 Point, yellow, connector

station left, B-pillarT6aj - Wire Connector, 6 Point, yellow, connector

station right, B-pillarT15a - Wire Connector, 15 Point, black, connector

station right, A-pillarT15b - Wire Connector, 15 Point, brown, connector

station right, A-pillarT15c - Wire Connector, 15 Point, brown, connector

station left, A-pillar

W9 - Left Footwell LightW10 - Right Footwell LightW30 - Door warning light, driver sideW36 - Door warning light, passenger sideW37 - Door warning light rear, leftW38 - Door warning light rear, right

106 - Ground connection, in alarm system wiringharness

S2 - Wire connection, in central locking systemwiring harness

31X1530

31X1530

97--54646

105

D

2,5sw

A2

65AS6

0,35sw/bl

17

4,0sw

6a

15

23115AS231

231a

2,5sw/bl

128

2

T15o/5

A70

0,35sw/bl

0,5sw/bl

0,35br

106 107 108 109 110 111 112 113 114 115 116 117 118

1

0,35sw/bl

0,35sw/bl

Y3

1Y7

J530*

*

*

Edition 03/02USA.5503.03.21

Wiring diagram

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = lilacge = yellow

Central Locking and Anti-Theft System withInterior Monitoring Sensors (Ultra-sound)

or = orange

Audi A4 13/11

D - Ignition / Starter SwitchJ530 - Garage Door OpenerS6 - FuseS231 - Fuse in fuse holderT15o - Wire Connector, 15 Point, gray, connector

station left, A-pillarY7 - Automatic Day/Night Interior Mirror

128 - Ground connection -1-, in interior light wiringharness

A2 - Plus connection (15), in instrument panel wiringharness

A70 - Connector (15a, fuse 231), in instrument panelwiring harness

Y3 - plus connection (15), in interior light/sunroofwiring harness

4 - Automatic Day/Night Interior Mirror only

Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound), doorwarning lights, Garage Door Opener (HomeLink (R)), Sedan, from August 2000Fuse Panel, 8-way Relay CarrierCentral Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)Central Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)UntitleCentral Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)dCentral Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound), door warning lightsCentral Locking and Anti-Theft System with Interior Monitoring Sensors (Ultra-sound)

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43: V94:

F2: F3: F124: F120: F125: F194: J234: G170: G171: H8: J347: