Audi A1 Current Flow Diagram No.

62 / 1

Emergency call module , (NZ2),(NZ4)

From July 2019

06.2019
 Audi A1 Current Flow Diagram No. 62 / 2
Control unit 1 for information electronics, Emergency call
SC *3 J949 module control unit and communication unit, Fuse holder C
*
A16 Emergency battery, telematics
SC15 A16 J794 Control unit 1 for information electronics
T36a T36a T36a T36a T36a T36a T36a T36a T36a J949 Emergency call module control unit and communication unit
/12 /25 /8 /9 /15 /16 /21 /22 /32 SC Fuse holder C
15A KL30a KL30a SIG+ SIG- SIG- SIG+ SIG+ SIG- SIG
KL30a
SC15 Fuse 15 on fuse holder C
T1kd 1-pin connector, Terminal
T12b 12-pin connector, blue
T36a 36-pin connector, black

V54 V54 TV2 Terminal 30 wiring junction

*2

V54 Connection 1 (telephone), in main wiring harness

V55 V55
*4
V55 Connection 2 (telephone), in main wiring harness
0.75 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35
ge/sw ge/sw ge/sw ws sw sw gn gn ge vi/gr sw *2 sw *4 * see applicable current flow diagram for aerials
*2 For left-hand drive models
*3 see applicable current flow diagram for fuses in interior
*4 For right-hand drive models

TV2

ws = white
sw = black
ro = red
T12b T12b T12b T12b T12b T12b T12b T1kd rt = red
/8 /2 /7 /1 /4 /10 /5 /1 br = brown
J794 SIG+ SIG- SIG- SIG+ SIG+ SIG- SIG GND
gn = green
bl = blue
gr = grey
li = purple
vi = purple
ge = yellow
1 2 3 4 5 6 7 8 9 10 11 12 13 14 or = orange
GBA-062020619 rs = pink

06.2019
 Audi A1 Current Flow Diagram No. 62 / 3
Airbag control unit, Data bus diagnostic interface,
J949 Emergency call module control unit and communication
*3
unit, Loudspeaker for emergency call module
J234 Airbag control unit
T36a T36a T36a T36a T36a T36a T36a J533 Data bus diagnostic interface
/7 /30 /5 /6 /31 /23 /24
GND GND CAN-L CAN-H SIG SIG+ SIG- J949 Emergency call module control unit and communication unit
R335 Loudspeaker for emergency call module
T2fh 2-pin connector, black
0.35 0.35 0.35 0.35
br
*
br *2 or/br or/gn
T20f 20-pin connector, red
T36a 36-pin connector, black
B407 B397
T90b 90-pin connector, yellow
V54

43 Earth point, lower part of right A-pillar

0.35 0.35 0.35 0.35 0.35 44 Earth point, lower part of left A-pillar
V55
or/br or/gn vi/ge gr/rt gr/ws

0.35 0.35 0.35 0.35 121 Earth connection 2, in front right wiring harness
* *
br br br *2 br *2

152 Earth connection 2, in front wiring harness

T20f T20f T90b T2fh T2fh
/5 /15 /8 /2 /1
121 152 J533 CAN-L CAN-H J234 SIG R335 SIG+ SIG- Connection 1 (convenience CAN bus, high), in main wiring
B397
* *2 harness

Connection 2 (convenience CAN bus, low), in main wiring

B407
harness

V54 Connection 1 (telephone), in main wiring harness

V55 Connection 2 (telephone), in main wiring harness

* For left-hand drive models

*2 For right-hand drive models
*3 see applicable current flow diagram for aerials

1.0 1.0
* *2
br br
ws = white
sw = black
ro = red
rt = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
43 44
vi = purple
* *2 ge = yellow
15 16 17 18 19 20 21 22 23 24 25 26 27 28 or = orange
GBA-062030619 rs = pink

06.2019
 Audi A1 Current Flow Diagram No. 62 / 4
Emergency call module control unit and communication
J949 unit, Front left microphone, Front right microphone
*3
J949 Emergency call module control unit and communication unit
R140 Front left microphone
T36a T36a T36a T36a R141 Front right microphone
/18 /19 /20 /17 T4ch 4-pin connector, blue
SIG- SIG- SIG+ SIG+
37 39 35
T4ck 4-pin connector, grey
37 39 35
T36a 36-pin connector, black
* For left-hand drive models
*2 For right-hand drive models
*3 see applicable current flow diagram for aerials

0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35
*2 * *2 *
sw *2 sw
*2 * *2 * *
rt bl sw sw sw rt rt bl bl *2

32 30 31
32 30 31

T4ck T4ck T4ch T4ch

/4 /1 /1 /4
R140 SIG+ SIG- R141 SIG- SIG+

ws = white
sw = black
ro = red
rt = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
vi = purple
ge = yellow
29 30 31 32 33 34 35 36 37 38 39 40 41 42 or = orange
GBA-062040619 rs = pink

06.2019
 Audi A1 Current Flow Diagram No. 62 / 5
Emergency call module control unit and communication
J949 unit, Front roof module
*4
E734 Telematics button module
J528 Roof electronics control unit
T36a T36a T36a T36a T36a T36a J949 Emergency call module control unit and communication unit
/13 /14 /26 /27 /28 /29 T16b 16-pin connector, brown
SIG GND SIG SIG SIG SIG
67 T36a 36-pin connector, black
67
WX3 Front roof module
* see applicable current flow diagram
*2 For models with background lighting
*3 For models with no background lighting
*4 see applicable current flow diagram for aerials*2

0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35
bl/rt *3 bl/rt *2 bl/br *3 bl/br *2 gr *3 gr/gn *2 gn/rt *3 gn/rt *2 gn/bl *3 gn/ge *2 gn/ws *3 gn/ws *2 br
*2 *3 *3 *3 *3 *3 *3

57 58 61 59 60 66
57 58 61 59 60 66
T16b T16b T16b T16b T16b T16b T16b
WX3 /14 /15 /16 /8 /7 /2 /6
* SIG GND SIG SIG SIG SIG GND

E734 J528

ws = white
sw = black
ro = red
rt = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
vi = purple
ge = yellow
43 44 45 46 47 48 49 50 51 52 53 54 55 56 or = orange
GBA-062050619 rs = pink

06.2019
 Audi A1 Current Flow Diagram No. 62 / 6
Onboard supply control unit, Front roof module
J519 Onboard supply control unit
J519
J528 Roof electronics control unit
T6am 6-pin connector, black
T73b
T6ap 6-pin connector, brown
/62 T73b 73-pin connector, black
KL58
WX3 Front roof module
43 45 49 51 47 68 53 55 63
43 45 49 51 47 68 53 55 63
108 Earth connection 2, in front left wiring harness

0.35 0.35 0.35 273 Earth connection 5, in front wiring harness

*2 *
gr br br

0.35 0.35 0.35 0.35 0.35 0.35 0.35

639 Earth point, left A-pillar
* * * * * * *
bl/rt bl/br gn/rt gn/bl gr br gn/ws

B583 Positive connection (58), in interior wiring harness

B583 273

0.35 0.35 0.35 1.5 * For models with no background lighting

* * *
gr br br br *2 For models with background lighting
*3 see applicable current flow diagram
T6am T6am T6am T6am T6am T6am T6ap T6ap T6ap T6ap
/1 /2 /3 /4 /5 WX3 /6 /5 /1 /2 /6
SIG GND SIG SIG SIG *3 GND KL58 SIG GND GND

J528
108

4.0
br

ws = white
sw = black
ro = red
rt = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
639
vi = purple
ge = yellow
57 58 59 60 61 62 63 64 65 66 67 68 69 70 or = orange
GBA-062060619 rs = pink

06.2019