AUDI A4 2016 – LED headlights, (8G0),(8G1) . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 2016 - Onboard supply control unit

J519	Onboard supply control unit
SR1	Relay and fuse carrier 1
ST2	Fuse carrier 2, red
SB3	Fuse 3 on fuse holder B
ST3	Fuse carrier 3, black
ST4	Fuse carrier 4, black
SB9	Fuse 9 on fuse holder B
SB10	Fuse 10 on fuse holder B
SB12	Fuse 12 on fuse holder B
SB13	Fuse 13 on fuse holder B
SB15	Fuse 15 on fuse holder B
T73a	73-pin connector, black
T73b	73-pin connector, black
*	see applicable current flow diagram for fuse assignment

Wiring Diagram AUDI A4 2016 - Onboard supply control unit - Left light control unit - Left LED module for daytime running light and side light - Front left headlight - Front left turn signal bulb - Front left side marker bulb - Left headlight range control motor

G872	Temperature sender 4 for left headlight
G873	Temperature sender 5 for left headlight
J519	Onboard supply control unit
J1018	Left light control unit
L176	Left LED module for daytime running light and side light
MX1	Front left headlight
M5	Front left turn signal bulb
M33	Front left side marker bulb
N690	Current coding resistor 4 for left headlight
N692	Current coding resistor 5 for left headlight
T14l	14-pin connector, black
T73a	73-pin connector, black
T73b	73-pin connector, black
V48	Left headlight range control motor
370	Earth connection 5, in main wiring harness
*	Only for American markets

Wiring Diagram AUDI A4 2016 - Output module 1 for left LED headlight - Onboard supply control unit - Front left headlight - Left headlight dipped beam bulb

A31	Output module 1 for left LED headlight
G702	Temperature sender 1 for left headlight
G703	Temperature sender 2 for left headlight
G832	Temperature sender 3 for left headlight
J519	Onboard supply control unit
MX1	Front left headlight
M29	Left headlight dipped beam bulb
M30	Left headlight main beam bulb
M51	Left static cornering light
N639	Current coding resistor 1 for left headlight
N663	Current coding resistor 2 for left headlight
N664	Current coding resistor 3 for left headlight
T14l	14-pin connector, black
T73a	73-pin connector, black
370	Earth connection 5, in main wiring harness

Wiring Diagram AUDI A4 2016 - Onboard supply control unit - Right light control unit - Right LED module for daytime running light and side light - Front right headlight - Front right turn signal bulb - Front right side marker bulb - Right headlight range control motor

G874	Temperature sender 4 for right headlight
G875	Temperature sender 5 for right headlight
J519	Onboard supply control unit
J1023	Right light control unit
L177	Right LED module for daytime running light and side light
MX2	Front right headlight
M7	Front right turn signal bulb
M34	Front right side marker bulb
N691	Current coding resistor 4 for right headlight
N693	Current coding resistor 5 for right headlight
T14r	14-pin connector, black
T73a	73-pin connector, black
T73b	73-pin connector, black
V49	Right headlight range control motor
374	Earth connection 9, in main wiring harness
*	Only for American markets

Wiring Diagram AUDI A4 2016 - Output module 1 for right LED headlight - Onboard supply control unit - Front right headlight - Right static cornering light

A27	Output module 1 for right LED headlight
G704	Temperature sender 1 for right headlight
G705	Temperature sender 2 for right headlight
G833	Temperature sender 3 for right headlight
J519	Onboard supply control unit
MX2	Front right headlight
M31	Right headlight dipped beam bulb
M32	Right headlight main beam bulb
M52	Right static cornering light
N665	Current coding resistor 1 for right headlight
N666	Current coding resistor 2 for right headlight
N667	Current coding resistor 3 for right headlight
T14r	14-pin connector, black
T73b	73-pin connector, black
374	Earth connection 9, in main wiring harness

Wiring Diagram AUDI A4 2016 - Rear left vehicle level sender - Convenience system central control unit

G76	Rear left vehicle level sender
J393	Convenience system central control unit
T3ar	3-pin connector
T32c	32-pin connector, black
T32d	32-pin connector, blue
*	Only models with no adaptive suspension

AUDI A4 2016 Overview of control units in middle part of vehicle

Overview of control units in middle part of vehicle

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Fitting location with online services (EL3)

q	Connector assignment without online services (EL0)

q	Connector assignment with online services (EL3)

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Fitting location for left-hand drive models with display unit control unit

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment (9AK)

q	Connector assignment (9AQ)

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

AUDI A4 2016 Fitting location Operating and display unit for Climatronic air conditioning system E87

Fitting location Operating and display unit for Climatronic air conditioning system -E87-

Fitting location

in centre of dash panel.

1 -	Operating and display unit for Climatronic air conditioning system -E87-

A -	20-pin connector -T20d- , black

B -	16-pin connector -T16k- , black

Connector assignment of operating and display unit for Climatronic air conditioning system -E87- (9AQ)

-T20d- (A)	Designation		-T16k- (B)	Designation
1			1	Rear temperature flap control motor -V137-
2	Data bus diagnostic interface -J533-		2	Defroster flap control motor -V107- Air recirculation flap control motor -V113- Rear temperature flap control motor -V137- Left temperature flap control motor -V158- Right temperature flap control motor -V159- Left side vent control motor -V299- Right side vent control motor -V300- Rear air distribution flap control motor -V427- Fresh air flap control motor -V438-
3	Data bus diagnostic interface -J533-		3	Defroster flap control motor -V107- Air recirculation flap control motor -V113- Rear temperature flap control motor -V137- Left temperature flap control motor -V158- Right temperature flap control motor -V159- Left side vent control motor -V299- Right side vent control motor -V300- Rear air distribution flap control motor -V427- Fresh air flap control motor -V438-
4	LIN bus		4	Evaporator output temperature sender -G263-
5			5	Left footwell vent temperature sender -G261-
6	Photosensor for sunlight intensity -G107-		6	Right footwell vent temperature sender -G262-
7	Photosensor for sunlight intensity -G107- Front left chest vent temperature sensor -G385- Front right chest vent temperature sensor -G386-		7
8	Photosensor for sunlight intensity -G107-		8
9	Photosensor for sunlight intensity -G107-		9	Left footwell vent temperature sender -G261- Right footwell vent temperature sender -G262- Evaporator output temperature sender -G263-
10			10
11	Front left chest vent temperature sensor -G385-		11
12	Front right chest vent temperature sensor -G386-		12
13			13
14			14
15			15
16	High pressure sender -G65- Humidity sender in fresh air intake duct -G657-		16
17	Dash panel vent control motor -V562-
18
19	Terminal 31
20	Terminal 30

Back to overview .

AUDI A4 2016 Fitting location Rear Climatronic operating and display unit E265

Fitting location Rear Climatronic operating and display unit -E265-

Fitting location Rear Climatronic operating and display unit -E265-

Fitting location

In rear centre console.

1 -	Rear Climatronic operating and display unit -E265-

A -	3-pin connector -T3z- , black

B -	8-pin connector -T8n- , black

.

Fitting location, seat and steering column adjustment control unit with memory -J136- /front passenger seat adjustment control unit with memory -J521-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

at bottom of seat.

1 -	Seat and steering column adjustment control unit with memory -J136- /front passenger seat adjustment control unit with memory -J521-

A -	20-pin connector -T20a- /-T20b- , black

q	20-pin connector -T20a- on seat and steering column adjustment control unit with memory -J136-

q	20-pin connector -T20b- on front passenger seat adjustment control unit with memory -J521-

B -	not assigned

C -	4-pin connector -T4aa- /-T4ab- , black

q	4-pin connector -T4aa- on seat and steering column adjustment control unit with memory -J136-

q	4-pin connector -T4ab- on front passenger seat adjustment control unit with memory -J521-

D -	26-pin connector -T26b- /-T26c- , blue

q	26-pin connector -T26b- on seat and steering column adjustment control unit with memory -J136-

q	26-pin connector -T26c- on front passenger seat adjustment control unit with memory -J521-

E -	26-pin connector -T26- /-T26a- , white

q	26-pin connector -T26- on seat and steering column adjustment control unit with memory -J136-

q	26-pin connector -T26a- on front passenger seat adjustment control unit with memory -J521-

Connector assignment, seat and steering column adjustment control unit with memory -J136-

-T20a- (A)	Designation		-T20a- (A)	Designation
1	Convenience CAN bus, high		11	Convenience CAN bus, low
2			12
3	Coding wire		13
4			14	Driver seat adjustment operating unit -E470-
5			15	Driver seat adjustment operating unit -E470-
6			16	Driver seat adjustment operating unit -E470-
7			17	Driver seat adjustment operating unit -E470-
8	Driver seat adjustment operating unit -E470-		18
9			19	Driver seat adjustment operating unit -E470-
10			20	Coding wire

-T4aa- (C)	Designation		-T26b- (D)	Designation		-T26- (E)	Designation
1	Terminal 30		1	Driver seat backrest adjustment motor -V45-		1
2			2			2
3	Terminal 31		3			3	Driver seat longitudinal adjustment motor -V28-
4			4			4
			5			5	Driver seat longitudinal adjustment motor -V28-
			6			6	Driver seat rake adjustment motor -V243-
			7			7
			8			8	Driver seat longitudinal adjustment motor -V28-
			9			9
			10			10	Driver seat height adjustment motor -V245-
			11			11
			12			12
			13			13
			14			14
			15			15
			16			16
			17			17
			18			18
			19	Driver seat backrest adjustment motor -V45-		19
			20			20
			21			21
			22			22
			23			23	Driver seat rake adjustment motor -V243-
			24			24	Driver seat longitudinal adjustment motor -V28-
			25			25	Driver seat height adjustment motor -V245-
			26			26

Back to overview .

.

AUDI A4 2016 Fitting location, airbag control unit J234

Fitting location, airbag control unit -J234-

Fitting location

Under centre console

1 -	Airbag control unit -J234-

A -	20-pin connector -T20- , yellow

B -	96-pin connector -T96- , yellow

Back to overview .

AUDI A4 2016

Fitting location, sliding sunroof adjustment control unit -J245- / rear sliding sunroof control unit -J392- / sunroof roller blind motor -V260-

Fitting location

On front and rear of sliding sunroof frame.

1 -	Rear sliding sunroof control unit -J392-

2 -	Sliding sunroof adjustment control unit -J245-

3 -	Sunroof roller blind motor -V260-

A -	6-pin connector -T6al-

B -	16-pin connector -T16g- , black

C -	4-pin connector -T4bt- , black

D -	5-pin connector -T5ak- , black

E -	6-pin connector -T6am- , black

q	on sunroof roller blind motor -V260-

Connector assignment, sliding sunroof adjustment control unit -J245-

-T16g- (B)	Designation		-T4bt- (C)	Designation		-T5ak- (D)	Designation
1	Rear sliding sunroof control unit -J392-		1	Sunroof roller blind motor -V260-		1	Terminal 31
2	Rear sliding sunroof control unit -J392-		2	Sunroof roller blind motor -V260-		2
3	Rear sliding sunroof control unit -J392- sunroof roller blind motor -V260-		3	Rear sliding sunroof control unit -J392-		3	Convenience CAN bus, high
4	Sunroof button -E325- Button 1 for roof roller blind -E584-		4	Rear sliding sunroof control unit -J392-		4	Convenience CAN bus, low
5	Sunroof button -E325- Button 1 for roof roller blind -E584-					5	Terminal 30
6	Sunroof button -E325- Button 1 for roof roller blind -E584-
7
8
9	Sunroof roller blind motor -V260-
10	Sunroof roller blind motor -V260-
11	Rear sliding sunroof control unit -J392- sunroof roller blind motor -V260-
12	Sunroof button -E325- Button 1 for roof roller blind -E584-
13
14
15
16	Sunroof button -E325- Button 1 for roof roller blind -E584-

Back to overview .

AUDI A4 2016 Fitting location, control unit in dash panel insert J285 Fitting location, control unit in dash panel insert -J285- Fitting location, control unit in dash panel insert -J285- , without display unit control unit   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

In driver side dash panel.

1 -	Control unit in dash panel insert -J285-

A -	32-pin connector -T32f- , grey

B -	2-pin connector -T2dx- , black

q

MOST bus

Connector assignment, control unit in dash panel insert -J285- Back to overview . Fitting location, control unit in dash panel insert -J285- , with display unit control unit   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

In driver side dash panel.

1 -	Control unit in dash panel insert -J285-

A -	4-pin connector -T4bd- , black

B -	2-pin connector -T2dx- , black

q

MOST bus

C -	32-pin connector -T32f- , grey

Connector assignment, control unit in dash panel insert -J285-

-T32f- (C)	Designation		-T32f- (C)	Designation		-T32f- (C)	Designation
1	B159 Connection (diagnosis), in interior wiring harness		12			23
2			13			24
3	Infotainment CAN bus, low		14			25
4	Infotainment CAN bus, high		15			26
5			16			27
6			17			28
7			18			29
8	Dash panel insert operating buttons -E493-		19			30	Terminal 31
9			20			31
10			21			32	Terminal 30
11			22

Back to overview .

Fitting location, driver door control unit -J386-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

In driver door.

1 -	Driver door control unit -J386-

A -	32-pin connector -T32a- , blue

B -	16-pin connector -T16b- , white

C -	20-pin connector -T20l- , white

D -	6-pin connector -T6l- , black

Connector assignment, driver door control unit -J386-

-T32a- (A)	Designation		-T16b- (B)	Designation
1	Central locking SAFELOCK function warning lamp -K133-		1
2			2	Driver side automatic anti-dazzle exterior mirror -Y20- Driver side exterior mirror -VX4-
3	Light for driver side interior door handle illumination -L219-		3	Front passenger side turn signal repeater bulb -L131- Heated exterior mirror on driver side -Z4- Driver side exterior mirror -VX4-
4	Terminal 58s		4	Lane change assist warning lamp in driver side exterior mirror -K233- Driver side exterior mirror -VX4-
5	Terminal 31		5	Driver side exterior mirror -VX4-
6	Driver door exit warning light -W111-		6	Driver side automatic anti-dazzle exterior mirror -Y20- Driver side exterior mirror -VX4-
7			7	Driver side mirror adjustment motor 2 -V17- Driver side exterior mirror -VX4-
8	Light for driver side interior door handle illumination -L223- Light for rear driver side door ambient lighting -W86-		8	Driver side mirror adjustment motor -V149- Driver side exterior mirror -VX4-
9			9	Driver side fold-in mirror motor -V121- Driver side exterior mirror -VX4-
10	Button for deactivating interior monitoring and vehicle inclination sensor -E616-		10	Driver side fold-in mirror motor -V121- Driver side exterior mirror -VX4-
11	Operating unit for window regulator in driver door -E512-		11	Driver side turn signal repeater bulb -L131- Driver side exterior mirror -VX4-
12	Operating unit for window regulator in driver door -E512-		12	Lane change assist warning lamp in driver side exterior mirror -K233- Driver side exterior mirror -VX4-
13	Driver side interior locking button for central locking system -E308-		13	Potentiometer for horizontal adjustment of driver side mirror -G514- Driver side exterior mirror -VX4-
14			14	Potentiometer for horizontal adjustment of driver side mirror -G514- Potentiometer for vertical adjustment of driver side mirror -G515- Driver side exterior mirror -VX4-
15	Driver side operating unit for memory settings -E464-		15	Heated exterior mirror on driver side -Z4- Driver side exterior mirror -VX4-
16	Driver side entry light -W92-		16	Potentiometer for vertical adjustment of driver side mirror -G515- Driver side exterior mirror -VX4-
17	Driver side operating unit for memory settings -E464-
18
19	Driver side operating unit for memory settings -E464-
20	Button for deactivating interior monitoring and vehicle inclination sensor -E616-
21
22
23	Rear lid remote release button -E233-
24	Mirror adjustment switch -E43-
25	Mirror adjustment switch -E43-
26
27	Operating unit for window regulator in driver door -E512-
28	Driver side interior locking button for central locking system -E308-
29	Rear passenger side window regulator button in driver door -E714- Operating unit for window regulator in driver door -E512-
30	Rear driver side window regulator button in driver door -E712- Operating unit for window regulator in driver door -E512-
31	Front passenger side window regulator button, in driver door -E715- Operating unit for window regulator in driver door -E512-
32	Front driver side window regulator button -E710- Operating unit for window regulator in driver door -E512-

-T20l- (C)	Designation		-T6l- (D)	Designation
1	Driver door lock unit -VX21-		1
2			2
3	Front left door exterior handle illumination bulb -L162-		3	Driver side window regulator motor -V147-
4			4
5	Driver door lock unit -VX21-		5
6	Driver door lock unit -VX21-		6	Driver side window regulator motor -V147-
7
8
9
10	LIN bus
11	Driver door lock unit -VX21-
12	Driver door lock unit -VX21-
13	Driver door lock unit -VX21-
14	Convenience CAN bus, low
15	Convenience CAN bus, high
16	Light for driver side sill panel moulding ambient lighting -W102-
17
18
19	Terminal 30
20	Terminal 31

Back to overview .

AUDI A4 2016 Fitting location, front passenger door control unit J387 Fitting location, front passenger door control unit -J387-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

In front passenger door.

1 -	Front passenger door control unit -J387-

A -	32-pin connector -T32b- , blue

B -	16-pin connector -T16cd- , white

C -	20-pin connector -T20r- , white

D -	6-pin connector -T6r- , black

Connector assignment, front passenger door control unit -J387-

-T32b- (A)	Designation		-T16cd- (B)	Designation
1			1
2			2	Front passenger side automatic anti-dazzle exterior mirror -Y21- Front passenger side exterior mirror -VX5-
3	Light for front passenger side interior door handle illumination -L220-		3	Front passenger side turn signal repeater bulb -L132- Heated exterior mirror on front passenger side -Z5- Front passenger side exterior mirror -VX5-
4	Terminal 58s		4	Lane change assist warning lamp in front passenger side exterior mirror -K234- Front passenger side exterior mirror -VX5-
5	Terminal 31		5	Front passenger side exterior mirror -VX5-
6	Ausstiegswarnleuchte Beifahrerseite -W112-		6	Front passenger side automatic anti-dazzle exterior mirror -Y21- Front passenger side exterior mirror -VX5-
7			7	Front passenger side mirror adjustment motor 2 -V25- Front passenger side exterior mirror -VX5-
8	Light for passenger side door loudspeaker trim -L224- Light for passenger door ambient lighting -W87-		8	Front passenger side mirror adjustment motor -V150- Front passenger side exterior mirror -VX5-
9			9	Front passenger side fold-in mirror motor -V122- Front passenger side exterior mirror -VX5-
10			10	Front passenger side fold-in mirror motor -V122- Front passenger side exterior mirror -VX5-
11			11	Front passenger side turn signal repeater bulb -L132- Front passenger side exterior mirror -VX5-
12			12	Lane change assist warning lamp in front passenger side exterior mirror -K234- Front passenger side exterior mirror -VX5-
13	Front passenger side interior locking button for central locking system -E309-		13	Potentiometer for horizontal adjustment of front passenger side mirror -G516- Front passenger side exterior mirror -VX5-
14			14	Potentiometer for horizontal adjustment of front passenger side mirror -G516- Potentiometer for vertical adjustment of front passenger side mirror -G517- Front passenger side exterior mirror -VX5-
15	Front passenger side operating unit for memory settings -E465-		15	Heated exterior mirror on front passenger side -Z5- Front passenger side exterior mirror -VX5-
16	Front passenger side entry light -W93-		16	Potentiometer for vertical adjustment of front passenger side mirror -G517- Front passenger side exterior mirror -VX5-
17	Front passenger side operating unit for memory settings -E465-
18
19	Front passenger side operating unit for memory settings -E465-
20
21
22
23
24
25
26
27
28	Front passenger side interior locking button for central locking system -E309-
29
30
31
32	Front passenger side window regulator button -E716-

-T20r- (C)	Designation		-T6r- (D)	Designation
1			1
2			2
3	Front right door exterior handle illumination bulb -L163-		3	Front passenger side window regulator motor -V148-
4			4
5	Front passenger door lock unit -VX22-		5
6	Front passenger door lock unit -VX22-		6	Front passenger side window regulator motor -V148-
7
8
9
10	LIN bus
11	Front passenger door lock unit -VX22-
12	Front passenger door lock unit -VX22-
13	Front passenger door lock unit -VX22-
14	Convenience CAN bus, low
15	Convenience CAN bus, high
16	Light for sill panel moulding ambient lighting, front passenger side -W103-
17
18
19	Terminal 30
20	Terminal 31

Back to overview .

AUDI A4 2016 Fitting location, onboard supply control unit J519

Fitting location, onboard supply control unit -J519-

Fitting location

On left A-pillar.

1 -	Onboard supply control unit -J519-

A -	54-pin connector -T54c- (connector C), black

B -	73-pin connector -T73a- (connector A), black

C -	73-pin connector -T73b- (connector B), black

Connector assignment, onboard supply control unit -J519-

-T54c- (A)	Designation		-T73a- (B)	Designation		-T73b- (C)	Designation
1			1	12 V socket -U5- 12 V socket 2 -U18- 12 V socket 3 -U19- 12 V socket 4 -U20- 12 V socket 5 -U26-		1	Terminal 30
2	Front right footwell light -K269-		2	Terminal 30		2	Headlight washer system pump -V11-
3	Front left footwell light -K268-		3			3	Washer pump -V5- Rear window wiper motor -V12-
4			4			4	Washer pump -V5- Rear window wiper motor -V12-
5			5			5	Treble horn -H2- Bass horn -H7-
6			6			6	Right dipped beam screen motor -V295-
7			7	Terminal 15		7
8			8	Air conditioner compressor regulating valve -N280-		8
9			9			9	Left washer jet heater element -Z20- Right washer jet heater element -Z21-
10			10			10	Front right heated seat backrest -Z117-
11	Terminal 31		11	Front left footwell light -K268- Front right footwell light -K269-		11	Rear left seat lateral support heater -Z48-
12			12	Terminal 30		12	Terminal 30
13			13	Coolant shut-off valve -N82-		13
14			14			14
15			15			15
16			16	Air conditioner compressor regulating valve -N280-		16	Front right parking aid sender -G252- Front centre right parking aid sender -G253- Front centre left parking aid sender -G254- Front left parking aid sender -G255-
17			17			17	Rear left parking aid sender -G203- Rear centre left parking aid sender -G204- Rear centre right parking aid sender -G205- Rear right parking aid sender -G206-
18			18			18	Front left parking aid sender -G255-
19	Front parking aid warning buzzer -H22-		19	Terminal 15		19	Front right parking aid sender -G252- Front centre right parking aid sender -G253- Front centre left parking aid sender -G254- Front left parking aid sender -G255- Front left sender for park assist steering on left side of vehicle -G568- Front right sender for park assist steering on right side of vehicle -G569-
20	Front parking aid warning buzzer -H22-		20	Front left brake pad wear sender -G34- Rear right brake pad wear sender -G37-		20	Rear left parking aid sender -G203- Rear centre left parking aid sender -G204- Rear centre right parking aid sender -G205- Rear right parking aid sender -G206- Rear left park assist steering sender -G716- Rear right park assist steering sender -G717-
21			21	Brake fluid level warning contact -F34-		21	Front right parking aid sender -G252-
22			22	Wiper motor control unit -J400- (LIN bus)		22	Front centre right parking aid sender -G253-
23			23	Rain and light sensor -G397- (LIN bus)		23	Front left seat temperature sender -G344-
24			24	B549 connection 2 (LIN bus) in main wiring harness		24
25			25	B712 connection 7 (LIN bus) in main wiring harness		25
26			26			26	Front right seat temperature sender -G345-
27	Valet parking button -E536-		27	B711 connection 6 (LIN bus) in main wiring harness (door storage compartment illumination)		27
28			28	Front footwell lights, ambient lighting (LIN bus)		28
29			29			29
30	Light switch -E1- (LIN bus)		30	Bonnet contact switch 2 -F329-		30
31	Hazard warning lights button -E229-		31	Bonnet contact switch -F266-		31
32			32	Terminal 58		32	Front right side marker bulb -M34-
33	Valet parking button -E536-		33	Entry and start authorisation button -E408-		33
34			34	Terminal 58		34
35			35	Rear parking aid warning buzzer -H15-		35
36			36	Ambient lighting		36
37	Terminal 58		37			37
38			38	Air conditioner compressor regulating valve -N280-		38
39	Glove compartment light -W6-		39			39
40			40	Terminal 31		40	Convenience CAN bus, high
41			41	Left headlight range control motor -V48- Right headlight range control motor -V49-		41	Convenience CAN bus, low
42			42	Onboard supply control unit CAN bus, low		42	Onboard supply control unit CAN bus, high
43			43	Onboard supply control unit CAN bus, high		43	Onboard supply control unit CAN bus, low
44			44	Windscreen washer fluid level sender -G33-		44
45			45	Coolant shortage indicator sender -G32-		45
46			46	Ambient temperature sensor -G17-		46
47			47			47
48	Hazard warning lights button -E229-		48			48	Front centre left parking aid sender -G254-
49			49			49
50	Light switch -E1- (LIN bus)		50			50	Front right sender for park assist steering on right side of vehicle -G569-
51	Operating unit 1 for driving and comfort functions -E791- (LIN bus)		51			51	Front left sender for park assist steering on left side of vehicle -G568-
52			52			52	Rear right parking aid sender -G206-
53	Front left footwell light -K268- (LIN bus)		53	Rear parking aid warning buzzer -H15-		53	Rear left parking aid sender -G203-
54			54			54
			55	Left headlight range control motor -V48- Right headlight range control motor -V49-		55	Rear centre right parking aid sender -G205-
			56			56	Rear centre left parking aid sender -G204-
			57	Front left side marker bulb -M33-		57	Rear right park assist steering sender -G717-
			58	Left LED module for daytime running light and side light -L176-		58	Rear left park assist steering sender -G716-
			59	Front footwell lights, ambient lighting, entry lights, door contour lighting, door storage compartment illumination		59
			60	Right LED module for daytime running light and side light -L177-		60
			61	Left headlight range control motor -V48- Right headlight range control motor -V49-		61
			62			62
			63	Terminal 31		63	Terminal 31
			64	Left gas discharge bulb control unit -L13- or output module 1 for left LED headlight -A31-		64	Right gas discharge bulb control unit -L14- or output module 1 for right LED headlight -A27-
			65	Left static cornering light -M51- or output module 1 for left LED headlight -A31-		65	Right static cornering light -M52- or output module 1 for right LED headlight -A27-
			66	Terminal 30		66	Terminal 30
			67	Right LED module for daytime running light and side light -L177- or right light control unit -J1023-		67	Left LED module for daytime running light and side light -L176- or left light control unit -J1018-
			68			68	Front right turn signal bulb -M7-
			69	Front left turn signal bulb -M5-		69
			70	Left dipped beam screen motor -V294-		70
			71			71	Heated seat cushion for front left seat -Z45-
			72	Driver vanity mirror contact switch -F147- Front passenger vanity mirror contact switch -F148- Front passenger side illuminated vanity mirror -W14- Driver side illuminated vanity mirror -W20-		72	Front left heated seat backrest -Z116-
			73	Terminal 30		73	Terminal 30

Back to overview .

AUDI A4 2016 Fitting location, steering column electronics control unit J527 Fitting location, steering column electronics control unit -J527-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

On steering column.

1 -	Steering column electronics control unit -J527-

A -	17-pin connector -T17c- , yellow

Connector assignment, steering column electronics control unit -J527-

-T17c- (A)	Designation		-T17c- (A)	Designation
1	Terminal 30		10
2	LIN bus		11	Airbag control unit -J234-
3	Data bus line (FlexRay bus)		12	Airbag control unit -J234-
4	Data bus line (FlexRay bus)		13	Airbag control unit -J234-
5			14	Airbag control unit -J234-
6			15	Terminal 30 (steering wheel heating)
7	CCS		16
8			17	Terminal 31
9

Back to overview .

AUDI A4 2016 Fitting location, roof electronics control unit J528

Fitting location, roof electronics control unit -J528-

Fitting location

In front roof module -WX3- .

1 -	Roof electronics control unit -J528-

A -	6-pin connector -T6bc- , black

B -	16-pin connector -T16p- , brown

Connector assignment of roof electronics control unit -J528-

-T6bc- (A)	Designation
1	Terminal 30
2	Terminal 58
3
4
5	Terminal 31
6	LIN bus

Back to overview .

AUDI A4 2016 Fitting location, data bus diagnostic interface J533

Fitting location, data bus diagnostic interface -J533-

Fitting location, data bus diagnostic interface -J533- , without online services (EL0)

Fitting location

Near rear seat bench.

1 -	Data bus diagnostic interface -J533-

A -	54-pin connector -T54- , black

Connector assignment, data bus diagnostic interface -J533-

-T54- (A)	Designation		-T54- (A)	Designation		-T54- (A)	Designation
1			19			37
2			20			38
3	Diagnostic connection -U31- / FlexRay bus		21	Diagnostic connection -U31- / FlexRay bus		39
4	Diagnostic connection -U31-		22	Diagnostic connection -U31-		40
5	All-wheel drive control unit -J492- / FlexRay bus		23	All-wheel drive control unit -J492- / FlexRay bus		41	All-wheel drive control unit -J492-
6			24			42	All-wheel drive control unit -J492-
7	Control unit 2 for adaptive cruise control -J850- / FlexRay bus		25	Control unit 2 for adaptive cruise control -J850- / FlexRay bus		43
8	Airbag control unit -J234- / FlexRay bus		26	Airbag control unit -J234- / FlexRay bus		44
9	FlexRay bus/ automatic gearbox		27	FlexRay bus/ automatic gearbox		45	FlexRay bus for driver assist systems, adaptive suspension
10	Engine control unit -J623- / FlexRay bus		28	Engine control unit -J623- / FlexRay bus		46	FlexRay bus for driver assist systems, adaptive suspension
11	B229 connection (high bus) in interior wiring harness		29	B230 connection (low bus) in interior wiring harness		47
12	Extended CAN bus, high		30	Extended CAN bus, low		48	Diagnosis CAN bus, low
13	Infotainment CAN bus, high		31	Infotainment CAN bus, low		49	Diagnosis CAN bus, high
14			32			50	Operating and display unit for front air conditioning system -E87- / CAN bus, low
15	Convenience CAN bus, high		33	Convenience CAN bus, low		51	Operating and display unit for front air conditioning system -E87- / CAN bus, high
16	LIN bus		34	LIN bus		52
17	Terminal 15		35			53
18	Terminal 30		36	Diagnostic connection -U31-		54	Terminal 31

Back to overview .

Fitting location, data bus diagnostic interface -J533- , with online services (EL3)

Fitting location

Near rear seat bench.

1 -	Data bus diagnostic interface -J533-

A -	54-pin connector -T54- , black

B -	54-pin connector -T54b- , blue

C -	4-pin connector -T4da- , purple

Connector assignment, data bus diagnostic interface -J533-

-T54- (A)	Designation		-T54- (A)	Designation		-T54- (A)	Designation
1			19			37
2			20			38
3	Diagnostic connection -U31- / FlexRay bus		21	Diagnostic connection -U31- / FlexRay bus		39
4	Diagnostic connection -U31-		22	Diagnostic connection -U31-		40
5	All-wheel drive control unit -J492- / FlexRay bus		23	All-wheel drive control unit -J492- / FlexRay bus		41	All-wheel drive control unit -J492-
6			24			42	All-wheel drive control unit -J492-
7	Control unit 2 for adaptive cruise control -J850- / FlexRay bus		25	Control unit 2 for adaptive cruise control -J850- / FlexRay bus		43
8	Airbag control unit -J234- / FlexRay bus		26	Airbag control unit -J234- / FlexRay bus		44
9	FlexRay bus/ automatic gearbox		27	FlexRay bus/ automatic gearbox		45	FlexRay bus for driver assist systems, adaptive suspension
10	Engine control unit -J623- / FlexRay bus		28	Engine control unit -J623- / FlexRay bus		46	FlexRay bus for driver assist systems, adaptive suspension
11	B229 connection (high bus) in interior wiring harness		29	B230 connection (low bus) in interior wiring harness		47
12	Extended CAN bus, high		30	Extended CAN bus, low		48	Diagnosis CAN bus, low
13	Infotainment CAN bus, high		31	Infotainment CAN bus, low		49	Diagnosis CAN bus, high
14			32			50	Operating and display unit for front air conditioning system -E87- / CAN bus, low
15	Convenience CAN bus, high		33	Convenience CAN bus, low		51	Operating and display unit for front air conditioning system -E87- / CAN bus, high
16	LIN bus		34	LIN bus		52
17	Terminal 15		35			53
18	Terminal 30		36	Diagnostic connection -U31-		54	Terminal 31

-T54b- (B)	Designation		-T54b- (B)	Designation		-T54b- (B)	Designation
1			19			37
2	Emergency call module loudspeaker -R335-		20			38
3	Emergency call module loudspeaker -R335-		21			39
4			22			40
5	Control unit 1 for information electronics -J794-		23			41
6	Control unit 1 for information electronics -J794-		24			42
7			25			43
8			26			44
9	Left front microphone -R140-		27			45
10	Left front microphone -R140-		28			46
11	Control unit 1 for information electronics -J794-		29			47
12	Control unit 1 for information electronics -J794-		30			48
13	Control unit 1 for information electronics -J794-		31			49
14	Airbag control unit -J234-		32			50
15			33			51
16			34			52
17			35			53
18			36			54	Shield

Back to overview .

AUDI A4 2016 Fitting location, fuel pump control unit J538

Fitting location, fuel pump control unit -J538-

Fitting location

Under rear seat bench, on fuel tank.

1 -	Fuel pump control unit -J538-

A -	6-pin connector -T6bl- , black

Connector assignment, fuel pump control unit -J538-

-T6bl- (A)	Designation
1	Fuel system pressurisation pump -G6-
2	Fuel system pressurisation pump -G6-
3	Fuel system pressurisation pump -G6-
4	Terminal 31
5	Terminal 87
6	Engine control unit -J623-

Back to overview . AUDI A4 2016 Fitting location, control unit for electronic steering column lock J764 Fitting location, control unit for electronic steering column lock -J764-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

On steering column.

1 -	Control unit for electronic steering column lock -J764-

A -	4-pin connector -T4x- , black

AUDI A4 2016 Fitting location Running gear control unit J775 Fitting location Running gear control unit -J775- Fitting location Under centre console at front on centre tunnel https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Running gear control unit -J775- A -  81-pin connector -T81- , black Connector assignment of running gear control unit -J775- -T81- (A) Designation -T81- (A) Designation   -T81- (A) Designation 1 Terminal 30 28     55   2     29     56   3     30   57   4     31 Front right vehicle level sender -G289- 58   5 Terminal 31   32 Rear left vehicle level sender -G76-   59   6     33   60   7     34 Front right vehicle level sender -G289-   61   8     35     62 Terminal 15 9 Front left vehicle level sender -G78-   36     63 Front camera for driver assist systems -R242- / FlexRay bus or steering column electronics control unit -J527- / FlexRay bus 10 Front left vehicle level sender -G78-   37     64 Front camera for driver assist systems -R242- / FlexRay bus or steering column electronics control unit -J527- / FlexRay bus 11 Front left vehicle level sender -G78-   38     65   12 Front right vehicle level sender -G289-   39     66   13 Rear left vehicle level sender -G76-   40     67   14 Rear left vehicle level sender -G76-   41     68 Rear right shock absorber damping adjustment valve -N339- 15     42     69 Rear right shock absorber damping adjustment valve -N339- 16   43     70   17 Rear right vehicle level sender -G77-   44 Data bus diagnostic interface -J533- / FlexRay bus   71   18 Rear right vehicle level sender -G77-   45 Data bus diagnostic interface -J533- / FlexRay bus   72 Rear left shock absorber damping adjustment valve -N338- 19 Rear right vehicle level sender -G77-   46     73 Rear left shock absorber damping adjustment valve -N338- 20     47     74   21     48     75   22     49   76 Front right shock absorber damping adjustment valve -N337- 23     50     77 Front right shock absorber damping adjustment valve -N337- 24     51     78   25   52     79   26     53     80 Front left shock absorber damping adjustment valve -N336- 27     54   81 Front left shock absorber damping adjustment valve -N336- Back to overview . AUDI A4 2016 Fitting location, control unit 1 for information electronics J794 Fitting location, control unit 1 for information electronics -J794-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.     Fitting location In glove compartment. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Control unit 1 for information electronics -J794- A -  2-pin connector -T2zia- , blue B -  2-pin connector -T2dna- , black q   According to equipment B -  2-pin connector -T2dnb- , brown q   According to equipment C -  4-pin connector -T4aw- , white D -  4-pin connector -T4ae- , purple E -  4-pin connector -T4fa- , yellow F -  2-pin connector -T2dw- , black G -  12-pin connector -T12m- , green H -  12-pin connector -T12n- , grey I -  8-pin connector -T8t- , black J -  8-pin connector -T8p- , brown K -  12-pin connector -T12l- , blue L -  Terminal block Back to overview .     AUDI A4 2016 Fitting location Main beam assist control unit J844 Fitting location Main beam assist control unit -J844- Fitting location On interior mirror. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Main beam assist control unit -J844- A -  8-pin connector -T8o- , black Connector assignment of main beam assist control unit -J844- -T8o- (A) Designation   -T8o- (A) Designation 1 Terminal 15 5   2 Terminal 31 6   3 Extended CAN bus, high 7 LIN bus 4   8 Extended CAN bus, low Back to overview . AUDI A4 2016 Fitting location, control units for front belt tensioners -J854- / -J855- Fitting location On belt retractor in B-pillar https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Control units for front belt tensioners -J854- /-J855- A -  5-pin connector -T5s- /-T5t- , translucent q   5-pin connector -T5s- on control unit for front left belt tensioner -J854- q   5-pin connector -T5t- on control unit for front right belt tensioner -J855- Connector assignment of control unit for front belt tensioner -J854- /-J855- -T5s- (A) Designation   -T5t- (A) Designation 1   1 2 Extended CAN bus, low 2 Extended CAN bus, low 3 Extended CAN bus, high 3 Extended CAN bus, high 4 Terminal 30 4 Terminal 30 5 Terminal 31 5 Terminal 31 Back to overview . AUDI A4 2016 Fitting location, Control unit for fuel tank leak detection J909 Fitting location, Control unit for fuel tank leak detection -J909- Fitting location On fuel tank. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Control unit for fuel tank leak detection -J909- A -  5-pin connector -T5sm- , black Connector assignment of fuel tank leak diagnosis control unit -J909-     -T5sm- (A) Designation 1 Tank pressure sensor -G400- 2 Engine control unit -J623- 3 Engine control unit -J623- 4 Terminal 30 5 Tank pressure sensor -G400- Back to overview . AUDI A4 2016 Fitting location Rear driver side door control unit J926 Fitting location Rear driver side door control unit -J926-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.     Fitting location in rear driver side door. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Türsteuergerät hinten Fahrerseite -J926- A -  6-pin connector -T6ao- , brown B -  16-pin connector -T16h- , black C -  20-pin connector -T20hl- , white D -  6-pin connector -T6hl- , black Connector assignment of rear driver side door control unit -J926- -T6ao- (A) Designation   -T16h- (B) Designation 1 Rear driver side door exit warning light -W113-   1 Light for rear driver side interior door handle illumination -L221- 2     2 Terminal 58s 3     3 Light for rear driver side door ambient lighting -W88- 4     4 5     5 6     6     7     8     9 Rear driver side window regulator button -E711-     10 Rear driver side interior locking button for central locking system -E717-     11 Rear driver side interior locking button for central locking system -E717-     12 Rear driver side entry light -W83-     13 Terminal 31     14     15     16 -T20hl- (C) Designation   -T6hl- (D) Designation 1 Light for rear driver side exterior door handle illumination -L285-   1   2     2   3     3 Rear driver side window regulator motor -V471- 4 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)   4   5 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)   5   6 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)   6 Rear driver side window regulator motor -V471- 7       8       9 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)       10 LIN bus     11 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)     12 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)       13 Rear left door lock unit -VX23-1) Rear right door lock unit -VX24-2)       14     15       16       17       18       19 Terminal 30       20 Terminal 31   1) only on left-hand drive models 2) only on right-hand drive models Back to overview . AUDI A4 2016 Fitting location Rear passenger side door control unit J927 Fitting location Rear passenger side door control unit -J927-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.     Fitting location in rear passenger side door. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Rear passenger side door control unit -J927- A -  6-pin connector -T6ap- , brown B -  16-pin connector -T16i- , black C -  20-pin connector -T20hr- , white D -  6-pin connector -T6hr- , black Connector assignment of rear passenger side door control unit -J927- -T6ap- (A) Designation   -T16i- (B) Designation 1 Rear passenger side door exit warning light -W114-   1 Light for rear passenger side interior door handle illumination -L222- 2     2 Terminal 58s 3     3 Light for rear passenger side door ambient lighting -W89- 4     4 5     5 6     6     7     8     9 Rear passenger side window regulator button -E713-     10 Rear passenger side interior locking button for central locking system -E718-     11 Rear passenger side interior locking button for central locking system -E718-     12 Rear passenger side entry light -W84-     13 Terminal 31     14     15     16 -T20hr- (C) Designation   -T6hr- (D) Designation 1 Light for rear passenger side exterior door handle illumination -L286-   1   2     2   3     3 Rear passenger side window regulator motor -V472- 4 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)   4   5 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)   5   6 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)   6 Rear passenger side window regulator motor -V472- 7       8       9 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)       10 LIN bus     11 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)     12 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)   13 Rear right door lock unit -VX24-1) Rear left door lock unit -VX23-2)       14       15       16       17     18       19 Terminal 30       20 Terminal 31   1) only on left-hand drive models 2) only on right-hand drive models Back to overview . AUDI A4 2016 Fitting location, front camera for driver assist systems R242 Fitting location, front camera for driver assist systems -R242- Fitting location Near interior mirror. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Front camera for driver assist systems -R242- A -  12-pin connector -T12k- , black Fitting location, front camera for driver assist systems -R242- -T12k- (A) Designation   -T12k- (A) Designation 1 Onboard supply control unit CAN bus, low   7 Onboard supply control unit CAN bus, high 2 Data bus line (FlexRay bus)   8 Data bus line (FlexRay bus) 3 Data bus line (FlexRay bus)   9 Data bus line (FlexRay bus) 4     10 5 Terminal 31   11   6 Terminal 15   12   Back to overview . AUDI A4 2016 Fitting location, fresh air blower control unit J126 Fitting location, fresh air blower control unit -J126-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.     Fitting location Behind the glove component on front heater and air conditioner unit. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Fresh air blower control unit -J126- A -  4-pin connector -T4bc- , black Connector assignment, fresh air blower control unit -J126-     -T4bc- (A) Designation 1 Terminal 31 2   3 Terminal 30 4 LIN bus Back to overview .     AUDI A4 2016 Fitting location, control unit for NOx sender 2 J881 Fitting location, control unit for NOx sender 2 -J881- Fitting location On underbody. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 2 -  Control unit for NOx sender 2 -J881- B -  5-pin connector -T5x- , black Connector assignment, control unit for NOx sender 2 -J881-     -T5x- (B) Designation 1 Terminal 87 2 Terminal 31 3 Powertrain CAN bus, low 4 Powertrain CAN bus, high 5 Terminal 31 Back to overview .     AUDI A4 2016 Fitting location of particle sensor G784 Fitting location of particle sensor -G784- Fitting location On underbody. https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Particle sensor -G784- A -  4-pin connector -T4s- , black Connector assignment particle sensor -G784-     -T4s- (A) Designation 1 Terminal 31 2 Powertrain CAN bus, low 3 Powertrain CAN bus, high 4 Terminal 87 Back to overview . AUDI A4 2016 Control unit for heads-up display J898 Control unit for heads-up display -J898-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed. Fitting location In driver side dash panel.     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Control unit for heads-up display -J898- A -  10-pin connector -T10d- , black Connector assignment for control unit for heads-up display -J898-     -T10d- (A) Designation 1 Infotainment CAN bus, high 2 Infotainment CAN bus, low 3   4   5 Terminal 30 6   7   8   9   10 Terminal 31 Back to overview . AUDI A4 2016 Display unit for front information display and operating unit control unit J685 Display unit for front information display and operating unit control unit -J685- Fitting location in centre of dash panel.     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Display unit for front information display and operating unit control unit -J685- A -  9-pin connector -T9a- , black q   Only for MMI with radio A -  9-pin connector -T9b- , blau q   for MMI Navigation plus only Back to overview . AUDI A4 2016 Active steering control unit J792 Active steering control unit -J792-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed. Fitting location In driver footwell     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Krijg toegang tot alle bedradingsschema's auto 1 -  Active steering control unit -J792- A -  30-pin connector -T30- , black Connector assignment, active steering control unit -J792- -T30- (A) Designation   -T30- (A) Designation 1 Terminal 15   16   2     17   3 Data bus line (FlexRay bus)   18 Data bus line (FlexRay bus) 4 Data bus line (FlexRay bus)   19 Data bus line (FlexRay bus) 5     20   6 Active steering motor -V477-   21 Active steering motor -V477- 7   22   8 Active steering motor -V477- 23 Active steering motor -V477- 9 Active steering motor -V477- 24 Active steering motor -V477- 10 Active steering motor -V477- 25   11   26 Active steering motor -V477- 12   27 Terminal 30 13 Terminal 31 28   14 Active steering motor -V477- 29 Shield 15 Active steering motor -V477- 30 Active steering motor -V477- Back to overview . AUDI A4 2016 Overview of relay carriers

Overview of relay carriers

Relay and fuse carrier 2 -SR2-

t	Heated rear window relay -J9-

q	Fitting location and relay slot assignment

2 -

Ignore

3 -

Ignore

Relay and fuse carrier 1 -SR1-

t	Main relay -J271-

t	Engine component current supply relay -J757-

t	Terminal 15 voltage supply relay -J329-

q	Fitting location and position of relays, left-hand drive

q	Fitting location and position of relays, right-hand drive

7 -

Ignore

AUDI A4 2016 Fitting location, relay and fuse carrier 4 SR4

Fitting location, relay and fuse carrier 4 -SR4-

1 -	Relay and fuse carrier 4 -SR4-

A -

Ignore

B -

Ignore

R1 -	Low heat output relay -J359-

R2 -	High heat output relay -J360-

AUDI A4 2016 Fitting location, relay and fuse carrier 3 SR3

Fitting location, relay and fuse carrier 3 -SR3-

1 -	Relay and fuse carrier 3 -SR3-

R1.1 -

not assigned

R1.2 -

Ignore

R2 -	Starter relay 2 -J907-

R3 -	Starter relay 1 -J906-

AUDI A4 2016

Fitting location, relay and fuse carrier 1 -SR1- , left-hand drive models

1 -	Relay and fuse carrier 1 -SR1-

R1 -	Main relay -J271-

R2 -	Engine component current supply relay -J757-

R3 -	Terminal 15 voltage supply relay -J329-

AUDI A4 2016

Fitting location, relay and fuse carrier 1 -SR1- , right-hand drive models

1 -	Relay and fuse carrier 1 -SR1-

R1 -	Main relay -J271-

R2 -	Engine component current supply relay -J757-

R3 -	Terminal 15 voltage supply relay -J329-

AUDI A4 2016 Fitting location, relay and fuse carrier 2 SR2

Fitting location, relay and fuse carrier 2 -SR2-

R1 -	not assigned

R2 -	not assigned

R3 -	Heated rear window relay -J9-

R4.1 -

not assigned

R4.2 -

not assigned

R5 -	not assigned

AUDI A4 2016 Overview of control units in front part of vehicle

Overview of control units in front part of vehicle

q	Connector assignment

q	Connector assignment

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment

q	Connector assignment

q	Fitting location, 315-pin

q	Fitting location for right-hand drive models laterally reversed

q	Connector assignment, left-hand drive

q	Connector assignment, right-hand drive

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment with 800 watt or 1200 watt radiator fan

q	Installation location with 800 watt or 1200 watt radiator fan

q	Connector assignment with 400 watt or 600 watt radiator fan

q	Connector assignment with 800 watt or 1200 watt radiator fan

q	Connector assignment

AUDI A4 2016

Fitting location, control units on headlight -MX1- / -MX2-

Fitting location

At front of vehicle.

1 -	Output module 1 for left LED headlight -A31- / output module 1 for right LED headlight -A27-

2 -	Left light control unit -J1018- / right light control unit -J1023-

A -	14-pin connector -T14l- / -T14r- , black

q	Left headlight: -T14l-

q	Right headlight: -T14r-

Back to overview .

AUDI A4 2016 Fitting location, ABS control unit J104

Fitting location, ABS control unit -J104-

Fitting location

In left of engine compartment.

1 -	ABS control unit -J104-

A -	46-pin connector -T46- , black

Connector assignment, ABS control unit -J104-

-T46- (A)	Designation		-T46- (A)	Designation
1	Terminal 30		24	Front left speed sensor -G47-
2	Right parking brake motor -V283-		25	Electromechanical parking brake warning lamp -K213-
3	Right parking brake motor -V283-		26	Front right speed sensor -G45-
4	Terminal 30		27
5			28	Engine control unit -J623- / data bus line (FlexRay bus)
6			29
7	Front left speed sensor -G47-		30	Terminal 30
8			31	Electromechanical parking brake button -E538-
9			32	Electromechanical parking brake button -E538-
10			33
11			34	Clutch position sender -G476-
12	Left parking brake motor -V282-		35
13	Left parking brake motor -V282-		36	Terminal 15
14	Terminal 31		37	Rear right speed sensor -G44-
15	Electromechanical parking brake button -E538-		38
16	Electromechanical parking brake button -E538-		39	Rear left speed sensor -G46-
17			40	Vacuum sender -G608-
18			41	Vacuum sender -G608-
19			42
20			43
21	Front right speed sensor -G45-		44	Engine control unit -J623- / data bus line (FlexRay bus)
22	Rear right speed sensor -G44-		45	Vacuum sender -G608-
23	Rear left speed sensor -G46-		46	Terminal 31

Back to overview .

AUDI A4 2016 Fitting location automatic glow period control unit J179

Fitting location automatic glow period control unit -J179-

Fitting location

At centre in plenum chamber.

1 -	Automatic glow period control unit -J179-

A -	11-pin connector -T11a- , black

Connector assignment of automatic glow period control unit -J179-

-T11a- (A)	Designation		-T11a- (A)	Designation
1	Glow plug 1 -Q10-		7	Terminal 31
2	Glow plug 2 -Q11-		8	Glow plug 6 -Q15-
3	Glow plug 3 -Q12-		9
4	Glow plug 4 -Q13-		10	Engine control unit -J623-
5	Glow plug 5 -Q14-		11	Terminal 30
6	B353 Positive connection 4 (87a) in main wiring harness

Back to overview .

AUDI A4 2016 Fitting location, radiator fan control unit

Fitting location, radiator fan control unit

Fitting location, radiator fan control unit -J293- , 400 watt or 600 watt

Fitting location

On radiator.

1 -	Radiator fan control unit -J293-

A -	4-pin connector -T4bi- , black

Connector assignment, radiator fan control unit -J293- , 400 watt or 600 watt

-T4bi- (A)	Designation
1	Terminal 30
2	Relay and fuse carrier 1 -SR1- , fuse carrier 1 -ST1-
3	Engine control unit -J623-
4	Terminal 31

Back to overview .

Fitting location, radiator fan control unit -J293- / -J671- , 800 watt or 1200 watt

Fitting location

On radiator.

1 -	Radiator fan control unit 2 -J671-

2 -	Radiator fan control unit -J293-

A -	4-pin connector -T4bk- , black

B -	4-pin connector -T4bi- , black

.

Fitting location, auxiliary heater control unit -J364-

Fitting location

In front right wheel housing on side member.

1 -	Auxiliary heater control unit -J364-

A -	6-pin connector -T6z- , black

B -	2-pin connector -T2da- , brown

C -	3-pin connector -T3au- , black

Connector assignment, auxiliary heater control unit -J364-

-T6z- (A)	Designation		-T2da- (B)	Designation
1	B670 Connection 3 (CAN bus extended, high) in main wiring harness		1	Terminal 30
2	B671 Connection 3 (CAN bus extended, low) in main wiring harness		2	Terminal 31
3	Heater coolant shut-off valve -N279-
4	Metering pump -V54-
5	Terminal 31
6	Remote control receiver for auxiliary heater -R64-

Back to overview .

AUDI A4 2016 Fitting location, control unit for wiper motor J400 Fitting location, control unit for wiper motor -J400-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed in plenum chamber. The connector assignment is also different .

Fitting location

On left in plenum chamber.

1 -	Wiper motor control unit -J400-

A -	4-pin connector -T4fr- , black

Connector assignment, right-hand drive, wiper motor control unit -J400-

-T4fr- (A)	Designation
1	Terminal 30
2	Terminal 31
3
4	Data bus line (LIN bus)

Back to overview .

AUDI A4 2016 Fitting location, adaptive cruise control unit J428

Fitting location, adaptive cruise control unit -J428-

Fitting location

Behind front bumper on right

1 -	Adaptive cruise control unit -J428-

A -	8-pin connector -T8r- , black

Connector assignment of adaptive cruise control unit -J428-

-T8r- (A)	Designation
1	Terminal 31
2
3
4
5	Control unit 2 for adaptive cruise control -J850- / data bus line (FlexRay bus)
6	Control unit 2 for adaptive cruise control -J850- / data bus line (FlexRay bus)
7
8	Terminal 15

Back to overview .

AUDI A4 2016 Fitting location, power steering control unit J500

Fitting location, power steering control unit -J500-

Fitting location

On steering box.

1 -	Power steering control unit -J500-

A -	6-pin connector -T6f- , brown

B -	5-pin connector -T5bf- , black

q	to steering moment sender -G269-

C -	2-pin connector -T2el- , black

Connector assignment, power steering control unit -J500-

-T6f- (B)	Designation		-T2el- (C)	Designation
1	Terminal 15		1	Terminal 30
2			2	Terminal 31
3	Data bus line (FlexRay bus)
4
5	Data bus line (FlexRay bus)
6

Back to overview .

AUDI A4 2016 Fitting location NOx sensor control unit J583

Fitting location NOx sensor control unit -J583-

Fitting location

Near front end.

1 -	NOx sensor control unit -J583-

A -	5-pin connector -T5w- , black

Connector assignment for NOx sensor control unit -J583-

-T5w- (A)	Designation
1	Terminal 87
2	Terminal 31
3	Powertrain CAN bus, low
4	Powertrain CAN bus, high
5

Back to overview .

AUDI A4 2016 Fitting location, engine control unit J623

Fitting location, engine control unit -J623-

Fitting location, engine control unit -J623- , 196-pin

Fitting location

In left of engine compartment.

1 -	Engine control unit -J623-

A -	105-pin connector -T105- , black

B -	91-pin connector -T91- , black

Back to overview .

Fitting location, engine control unit -J623- , 315-pin

Fitting location

In left of engine compartment.

1 -	Engine control unit -J623-

A -	56-pin connector -T56a- , black

B -	56-pin connector -T56b- , black

C -	56-pin connector -T56c- , black

D -	56-pin connector -T56d- , black

E -	91-pin connector -T91- , black

Back to overview .

Fitting location, control unit 2 for adaptive cruise control -J850-

Fitting location

Behind front bumper on left.

1 -	Control unit 2 for adaptive cruise control -J850-

A -	8-pin connector -T8s- , black

Connector assignment of control unit 2 for adaptive cruise control -J850-

-T8s- (A)	Designation
1	Terminal 31
2	Control unit for adaptive cruise control -J428- / data bus line (FlexRay bus)
3	Control unit for adaptive cruise control -J428- / data bus line (FlexRay bus)
4
5	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)
6	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)
7
8	Terminal 15

Back to overview . AUDI A4 2016 Fitting location, control unit for structure-borne sound J869 Fitting location, control unit for structure-borne sound -J869-   Note: Illustration shows location for left-hand drive models. In right-hand drive models, installation is laterally reversed.

Fitting location

in plenum chamber.

1 -	Control unit for structure-borne sound -J869-

A -	6-pin connector -T6i- , black

Back to overview .

AUDI A4 2016 Mechatronic unit for dual clutch gearbox J743

Mechatronic unit for dual clutch gearbox -J743-

Mechatronic unit for dual clutch gearbox -J743- (7-speed dual clutch gearbox)

Fitting location

On gearbox.

1 -	Mechatronic unit for dual clutch gearbox -J743-

A -	23-pin connector -T23- , black

Connector assignment, mechatronic unit for dual clutch gearbox -J743-

-T23- (A)	Designation		-T23- (A)	Designation
1	Terminal 30		13
2	Terminal 31		14	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)
3			15	Power steering control unit -J500- / data bus line (FlexRay bus)
4			16	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)
5			17	Power steering control unit -J500- / data bus line (FlexRay bus)
6	Auxiliary hydraulic pump 1 for gearbox oil -V475-		18
7	Engine control unit -J623-		19
8			20	Terminal 15
9	Auxiliary hydraulic pump 1 for gearbox oil -V475-		21
10			22
11			23
12

Back to overview .

AUDI A4 2016 Automatic gearbox control unit J217

Automatic gearbox control unit -J217-

Fitting location

On gearbox.

1 -	Automatic gearbox control unit -J217-

A -	16-pin connector -T16a- , black

Connector assignment of automatic gearbox control unit -J217-

-T16a- (A)	Designation		-T16a- (A)	Designation
1	Engine control unit -J623-		9	Terminal 15
2			10
3	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)		11
4	Data bus diagnostic interface -J533- / data bus line (FlexRay bus)		12
5	Power steering control unit -J500- / data bus line (FlexRay bus)		13	Terminal 30
6	Power steering control unit -J500- / data bus line (FlexRay bus)		14	Terminal 31
7			15
8			16

Back to overview .

AUDI A4 2016 Overview of earth points

Overview of earth points

764	Earth point in front left wheel housing

q	Specified torque: 9 Nm

671	Earth point 1, on front left longitudinal member

q	Specified torque: 9 Nm

13	Earth point, on right in engine compartment

q	Specified torque: 20 Nm

685	Earth point 1 on front longitudinal member, right

q	Specified torque: 20 Nm

686	Earth point 2 on front longitudinal member, right

q	Specified torque: 20 Nm

828	Earth point on right suspension turret

q	Specified torque: 9 Nm

608	Earth point, central in plenum chamber

q	Specified torque: 9 Nm

34	Earth point, under driver seat

q	Specified torque: 9 Nm

47	Earth point in front right footwell

q	Specified torque: 9 Nm

687	Earth point 1 on centre tunnel

q	Specified torque: 9 Nm

758	Earth point 3 on centre tunnel

q	Specified torque: 9 Nm

688	Earth point 2 on centre tunnel

q	Specified torque: 9 Nm

704	Earth point 2, under driver seat

q	Specified torque: 9 Nm

602	Earth point in front left footwell

q	Specified torque: 9 Nm

730	Earth point 1 on rear right wheel housing

q	Specified torque: 9 Nm

666	Earth point on rear right of roof

q	Specified torque: 9 Nm

667	Earth point, on rear left of roof

q	Specified torque: 9 Nm

61	Earth point, left C-pillar

q	Specified torque: 9 Nm

50	Earth point, on left in luggage compartment

q	Specified torque: 9 Nm

51	Earth point, on right in luggage compartment

q	Specified torque: 9 Nm

624	Earth point next to starter battery

q	Specified torque: 9 Nm

52	Earth point, on left in rear lid

q	Specified torque: 9 Nm

53	Earth point on right in rear lid

q	Specified torque: 9 Nm

AUDI A4 2016 Overview of control units in rear part of vehicle

Overview of control units in rear part of vehicle

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

AUDI A4 2016 Fitting location, trailer detector control unit J345

Fitting location, trailer detector control unit -J345-

Fitting location

on left in luggage compartment, behind the side trim.

1 -	Trailer detector control unit -J345-

A -	24-pin connector -T24- , black

B -	6-pin connector -T6e- , black

C -	10-pin connector -T10i- , black

D -	10-pin connector -T10k- , red

.

AUDI A4 2016 Fitting location, convenience system central control unit J393

Fitting location, convenience system central control unit -J393-

Fitting location

In left of luggage compartment, behind side trim.

1 -	Convenience system central control unit -J393-

A -	17-pin connector -T17a- (connector A), brown

B -	32-pin connector -T32c- (connector C), black

C -	17-pin connector -T17b- (connector B), black

D -	20-pin connector -T20e- (connector E), black

E -	32-pin connector -T32d- (connector D), blue

.

AUDI A4 2016 Fitting location, all-wheel drive control unit J492

Fitting location, all-wheel drive control unit -J492-

Fitting location

In luggage compartment.

1 -	All-wheel drive control unit -J492-

A -	47-pin connector -T47a- , black

.

AUDI A4 2016 Fitting location, digital sound package control unit J525

Fitting location, digital sound package control unit -J525-

Fitting location, digital sound package control unit -J525- , premium sound

Fitting location

At the rear left of the luggage compartment.

1 -	Digital sound package control unit -J525-

A -	38-pin connector -T38- , black

B -	2-pin connector -T2vb- , black

q

MOST bus

.

Fitting location, garage door operation control unit -J530-

Fitting location

on centre left behind rear bumper cover.

1 -	Garage door operation control unit -J530-

A -	5-pin connector -T5ao- , black

.

AUDI A4 2016 Fitting location, rear lid control unit J605

Fitting location, rear lid control unit -J605-

Fitting location

At rear centre on roof cross member under roof edge trim.

1 -	Rear lid control unit -J605-

A -	10-pin connector -T10q- , black

B -	32-pin connector -T32e- , black

.

AUDI A4 2016 Fitting location, lane change assist control unit J769

Fitting location, lane change assist control unit -J769-

Fitting location

on right behind rear bumper cover.

1 -	Lane change assist control unit -J769-

A -	8-pin connector -T8j- , black

.

AUDI A4 2016 Fitting location, lane change assist control unit 2 J770

Fitting location, lane change assist control unit 2 -J770-

Fitting location

on left behind rear bumper cover.

1 -	Lane change assist control unit 2 -J770-

A -	8-pin connector -T8q- , black

.

AUDI A4 2016 Fitting location Reversing camera system control unit J772

Fitting location Reversing camera system control unit -J772-

Fitting location

in rear lid button handle.

1 -	Reversing camera system control unit -J772-

A -	8-pin connector -T8k- , black

B -	2-pin connector -T2z- , grey

q	to control unit for information electronics 1 -J794-

.

AUDI A4 2016 Fitting location, reducing agent metering system control unit J880

Fitting location, reducing agent metering system control unit -J880-

Fitting location

On reducing agent tank.

1 -	Control unit for reducing agent metering system -J880-

A -	46-pin connector -T46a- , black

.

AUDI A4 2016 Fitting location Control unit for overhead view camera J928

Fitting location Control unit for overhead view camera -J928-

Fitting location

on left in luggage compartment, behind the side trim.

1 -	Control unit for overhead view camera -J928-

A -	18-pin connector -T18a- , black

B -	5-pin connector -T5o- , brown

q	to control unit for information electronics 1 -J794-

C -	5-pin connector -T5i- , green

q	to left overhead view camera -R244-

D -	5-pin connector -T5k- , black

q	to right overhead view camera -R245-

E -	5-pin connector -T5m- , white

q	to front overhead view camera -R243-

F -	5-pin connector -T5n- , blue

q	to rear overhead view camera -R246-

.

AUDI A4 2016 Fitting location, rear lid power opening control unit J938

Fitting location, rear lid power opening control unit -J938-

Fitting location

on centre left at bottom on rear bumper cover.

1 -	Rear lid power opening control unit -J938-

A -	4-pin connector -T4bs- , black

B -	5-pin connector -T5bd- , black

.

AUDI A4 2016 Fitting location, remote control receiver for auxiliary heater R64

Fitting location, remote control receiver for auxiliary heater -R64-

Fitting location

on right in luggage compartment, behind the side trim.

1 -	Remote control receiver for auxiliary heater -R64-

A -	2-pin connector -T2dc- , translucent

q	from auxiliary heater aerial -R182- in roof aerial -R216-

B -	6-pin connector -T6y- , blue

.

AUDI A4 2016 Fitting location TV tuner R78

Fitting location TV tuner -R78-

Fitting location

on right in luggage compartment, behind the side trim.

1 -	TV tuner -R78-

A -	12-pin connector -T12d- , black

B -	2-pin connector -T2ea- , black

q

MOST bus

C -	4-pin connector -T4tv- , green

D -	2-pin connector -T2tv- , brown

.

AUDI A4 2016 Fitting location, aerial amplifier for mobile telephone R86

Fitting location, aerial amplifier for mobile telephone -R86-

Fitting location

on right in luggage compartment, behind the side trim.

1 -	Aerial amplifier for mobile telephone -R86-

A -	2-pin connector -T2hw- , purple

q	from GSM aerial -R205-

B -	4-pin connector -T4br- , black

C -	2-pin connector -T2hv- , black

q	to telephone bracket -R126-

.

AUDI A4 2016 Fitting location, battery monitor control unit J367

Fitting location, battery monitor control unit -J367-

Fitting location

At negative terminal of battery -A- .

1 -	Battery monitor control unit -J367-

A -	2-pin connector -T2x- , black

.