AUDI A7 2012 – Adjustable lumbar support with no electric adjustable seat . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A7 2012 - Fuse 9 on fuse holder B - Fuse 10 on fuse holder B

ST2	Fuse carrier 2
ST3	Fuse carrier 3
SB9	Fuse 9 on fuse holder B
SF10	Fuse 10 in fuse holder F
SB10	Fuse 10 on fuse holder B
T17m	17-pin connector, in coupling point for front seat, left
T17n	17-pin connector, in coupling point for front seat, right
367	Earth connection 2, in main wiring harness
368	Earth connection 3, in main wiring harness
380	Earth connection 15, in main wiring harness
*	see applicable current flow diagram for fuse assignment
*2	From June 2014

Wiring Diagram AUDI A7 2012 - Driver seat lumbar support adjustment switch - Front passenger seat lumbar support adjustment switch

E176	Driver seat lumbar support adjustment switch
E177	Front passenger seat lumbar support adjustment switch
T4cr	4-pin connector
T4cs	4-pin connector
T4ct	4-pin connector
T4cu	4-pin connector
T4cw	4-pin connector, in driver seat armrest
T4cx	4-pin connector, in front passenger seat armrest
T6bc	6-pin connector
T6be	6-pin connector
V125	Driver seat lumbar support longitudinal adjustment motor
V126	Front passenger seat lumbar support longitudinal adjustment motor
V129	Driver seat lumbar support height adjustment motor
V130	Front passenger seat lumbar support height adjustment motor

AUDI A7 2012 Overview of coupling stations

Overview of coupling stations

q	Assignment, left-hand drive

q	Assignment, right-hand drive

Coupling point under front passenger seat

q	Connectors: -T3t-, -T6i-, -T10e-, -T17n-

q	Fitting location and assignment

q	Assignment up to model year 2014

q	Assignment from model year 2015

q	Assignment from model year 2016

Coupling point on rear right bumper

q	Connectors: -T12s-, -T16v-,

q	Fitting location

q	Assignment up to model year 2014

q	Assignment from model year 2015

Coupling point under driver seat

q	Connectors: -T3q-, -T6h-, -T10d-, -T17m-

q	Fitting location and assignment

Coupling station, engine

q	Connectors: -T14s-, -T14t-, -T14u-, -T2nb-

q	Fitting location

q	Assignment, left-hand drive

q	Assignment, right-hand drive

q	Assignment, left-hand drive

q	Assignment, right-hand drive

Coupling station, electronics box in plenum chamber

q	Connectors: -T17a-, -T17b-

q	Fitting location

q	Assignment, left-hand drive

q	Assignment, right-hand drive

18 -	Front left bumper coupling

q	from model year 2015

q	Connectors: -T8i-

q	Fitting location and assignment

AUDI A7 2012 Fuses on coupling station, on right A-pillar Fuses on coupling station, on right A-pillar Fitting location On lower part of right A-pillar. Connectors, left-hand drive

1 -	Not assigned

2 -	Not assigned

3 -	Not assigned

4 -	17-pin connector -T17o-, black

5 -	17-pin connector -T17q-, brown

6 -	17-pin connector -T17p-, yellow

Back to overview . Connectors, right-hand drive

E -	46-pin connector -T46a-, black, CAN disconnector

1 -	17-pin connector -T17i-, black

2 -	17-pin connector -T17h-, red

3 -	17-pin connector -T17g-, blue

4 -	17-pin connector -T17f-, white

5 -	17-pin connector -T17k-, green

6 -	Not assigned

Back to overview . AUDI A7 2012 Coupling point under front passenger seat Coupling point under front passenger seat Fitting location Under front passenger seat.   Note Illustration shows left-hand drive. Connectors:

1 -	6-pin connector -T6i-, green

2 -	17-pin connector -T17n-, red

3 -	10-pin connector -T10e-, black

4 -	Not assigned

5 -	3-pin connector -T3t-, yellow

6 -	Not assigned

7 -	Not assigned

8 -	Not assigned

9 -	Not assigned

10 -	Not assigned

Back to overview . AUDI A7 2012 Coupling point under driver seat Coupling point under driver seat Fitting location Under driver seat.   Note Illustration shows left-hand drive. Connectors:

1 -	6-pin connector -T6h-, green

2 -	17-pin connector -T17m-, red

3 -	10-pin connector -T10d-, black

4 -	Not assigned

5 -	3-pin connector -T3q-, yellow

6 -	Not assigned

7 -	Not assigned

8 -	Not assigned

9 -	Not assigned

10 -	Not assigned

Back to overview . AUDI A7 2012 Coupling station on left A-pillar Coupling station on left A-pillar Fitting location On lower part of left A-pillar. Connectors, left-hand drive

E -	46-pin connector -T46a-, black, CAN disconnector

1 -	17-pin connector -T17k-, green

2 -	17-pin connector -T17h-, red

3 -	17-pin connector -T17f-, white

4 -	17-pin connector -T17l-, grey

5 -	17-pin connector -T17i-, black

6 -	17-pin connector -T17g-, blue

Back to overview . Connectors, right-hand drive

1 -	17-pin connector -T17o-, black

2 -	Not assigned

3 -	17-pin connector -T17l-, grey

4 -	Not assigned

5 -	Not assigned

6 -	17-pin connector -T17p-, yellow

Back to overview . AUDI A7 2012 Coupling station, electronics box in plenum chamber Coupling station, electronics box in plenum chamber Fitting location In electronics box in plenum chamber. Connectors, left-hand drive

6 -	Not assigned

7 -	17-pin connector -T17b-, red

8 -	17-pin connector -T17a-, white

Back to overview . Connectors, right-hand drive

6 -	Not assigned

7 -	17-pin connector -T17b-, red

8 -	17-pin connector -T17a-, white

Back to overview . AUDI A7 2012 Coupling point on front left door Coupling point on front left door Fitting location In left A-pillar. Connector

A -	27-pin connector -T27a-, black

Back to overview . AUDI A7 2012 Coupling point on front right door Coupling point on front right door Fitting location In right A-pillar. Connector

A -	27-pin connector -T27b-, black

Back to overview . AUDI A7 2012 Coupling point on rear left door Coupling point on rear left door Fitting location In left B-pillar. Connector

A -	27-pin connector -T27c-, black

Back to overview . AUDI A7 2012 Coupling point on rear right door Coupling point on rear right door Fitting location In right B-pillar. Connector

A -	27-pin connector -T27d-, black

Back to overview . AUDI A7 2012 Coupling point, relay and fuse carrier on right in luggage compartment Coupling point, relay and fuse carrier on right in luggage compartment Fitting location In luggage compartment, rear right. Connector up to model year 2014

A -	46-pin connector -T46b-, black, CAN disconnector

Back to overview . Connector from model year 2015

A -	46-pin connector -T46b-, black, CAN disconnector

Back to overview . Connector from model year 2016

A -	46-pin connector -T46b-, black, CAN disconnector

Back to overview . AUDI A7 2012 Coupling point behind glove compartment Coupling point behind glove compartment Fitting location Behind glove compartment. Connector

A -	12-pin connector -T12k-, black

Back to overview . AUDI A7 2012 ANC microphones coupling ANC microphones coupling Fitting location Behind left D-pillar. Connector

A -	8-pin connector -T8bb-, black

Back to overview . AUDI A7 2012 Coupling point on rear right bumper Coupling point on rear right bumper Fitting location Behind rear luggage compartment trim on right side. Connector up to model year 2014

A -	12-pin connector -T12s-, black

Back to overview . Connectors from model year 2015

A -	16-pin connector -T16v-, brown

B -	12-pin connector -T12s-, black

Back to overview . AUDI A7 2012 Rear spoiler coupling Rear spoiler coupling Fitting location In rear lid, near rear spoiler adjustment motor -V52- Connector

A -	8-pin connector -T8u-, black

Back to overview . AUDI A7 2012 Trailer coupling Trailer coupling Fitting location At rear of spare wheel well. Connector

A -	17-pin connector -T17t-, black

Back to overview . AUDI A7 2012 Coupling in plenum chamber, up to model year 2014 Coupling in plenum chamber, up to model year 2014 Fitting location At centre in plenum chamber, near wiring junction for terminal 30 -TV2- Connector

A -	5-pin connector -T5-, black

Back to overview . AUDI A7 2012 Front bumper coupling, up to model year 2014 Front bumper coupling, up to model year 2014 Fitting location On right behind front bumper trim -A-. Connector

A -	14-pin connector -T14e-, black

Back to overview . AUDI A7 2012 Front bumper coupling, from model year 2015 Front bumper coupling, from model year 2015 Fitting location Behind front bumper cover on left -A-. Connector

A -	8-pin connector -T8i-, black

Back to overview . AUDI A7 2012 Coupling station, engine Coupling station, engine Fitting location On left in plenum chamber, left-hand drive, near suspension turret. On right in plenum chamber, right-hand drive, near suspension turret. Connectors, left-hand drive

1 -	14-pin connector -T14s-, brown

2 -	14-pin connector -T14t-, black

3 -	14-pin connector -T14u-, black

4 -	2-pin connector -T2nb-, black

Back to overview . Connectors, right-hand drive

1 -	14-pin connector -T14t-, black

2 -	14-pin connector -T14u-, black

3 -	14-pin connector -T14s-, brown

4 -	2-pin connector -T2nb-, black

Back to overview . AUDI A7 2012 Coupling on rear left seat Coupling on rear left seat Fitting location Under rear left seat. Connector

A -	17-pin connector -T17u-, red

Back to overview . AUDI A7 2012 Coupling on rear right seat Coupling on rear right seat Fitting location Under rear right seat. Connector

A -	17-pin connector -T17v-, red

Back to overview .

AUDI A7 2012

AUDI A7 2012 Overview of earth points

Overview of earth points

685	Earth point 1, at front of right longitudinal member

q	Fitting location

13	Earth point, on right in engine compartment

q	Fitting location

43	Earth point, lower part of right A-pillar

q	Fitting location

45	Earth point, behind centre of dash panel

q	Fitting location

687	Earth point 1, on centre tunnel

q	Fitting location

35	Earth point, under front passenger seat

q	Fitting location

688	Earth point 2, on centre tunnel

q	Fitting location

53	Earth point on right in rear lid

q	Fitting location

654	Earth point, on right D-pillar

q	Fitting location

51	Earth point, on right in luggage compartment

q	Fitting location

744	Earth point, in spare wheel well

q	Fitting location

52	Earth point, on left in rear lid

q	Fitting location

50	Earth point, on left in luggage compartment

q	Fitting location

653	Earth point, on left D-pillar

q	Fitting location

34	Earth point, under driver seat

q	Fitting location

704	Earth point 2, under driver seat

q	Fitting location

44	Earth point, on lower part of left A-pillar

q	Fitting location

645	Earth point 1, on bulkhead

q	Fitting location

55	Earth point, next to ABS control unit

q	Fitting location

664	Earth point, on left behind dash panel

q	Fitting location, right-hand drive

665	Earth point, on right behind dash panel

q	Fitting location, left-hand drive

685 Earth point 1, on front right longitudinal member -Arrow- Fitting location On front right outer longitudinal member Tightening torque 20 Nm

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13 Earth point, on right in engine compartment -Arrow- Fitting location In right of engine compartment, near alternator Tightening torque 9 Nm

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43 Earth point, on lower part of right A-pillar -Arrow- Fitting location On lower part of right A-pillar Tightening torque 9 Nm

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687 Earth point 1, on centre tunnel -Arrow- Fitting location On front right of centre tunnel Tightening torque 9 Nm

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35 Earth point, under front passenger seat -Arrow- Fitting location Under front passenger seat, near front passenger seat coupling Tightening torque 9 Nm

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688 Earth point 2, on centre tunnel -Arrow- Fitting location Under rear seat, near data bus diagnostic interface -J533- Tightening torque 9 Nm

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53 Earth point, on right in rear lid -Arrow- Fitting location Behind right rear lid trim Tightening torque 2 Nm

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654 Earth point, on right D-pillar -Arrow- Fitting location Behind rear right backrest Tightening torque 9 Nm

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51 Earth point, on right in luggage compartment -Arrow- Fitting location On right in luggage compartment, near relay and fuse carrier Tightening torque 9 Nm

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744 Earth point, in spare wheel well -Arrow- Fitting location In front right of spare wheel well Tightening torque 9 Nm

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52 Earth point, on left in rear lid -Arrow- Fitting location Behind left rear lid trim Tightening torque 2 Nm

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624 Earth point, next to starter battery -Arrow- Fitting location In front right of spare wheel well Tightening torque 9 Nm

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50 Earth point, on left in luggage compartment -Arrow- Fitting location On left in luggage compartment, near infotainment rack Tightening torque 9 Nm

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653 Earth point, on left D-pillar -Arrow- Fitting location Behind rear left backrest Tightening torque 9 Nm

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34 Earth point, under driver seat -Arrow- Fitting location Under driver seat, near driver seat coupling Tightening torque 9 Nm

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44 Earth point, on lower part of left A-pillar -Arrow- Fitting location On lower part of left A-pillar Tightening torque 9 Nm

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704 Earth point 2, under driver seat -Arrow- Fitting location Under driver seat at front Tightening torque 9 Nm

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671 Earth point 1, on front left longitudinal member -Arrow- Fitting location At bottom on front left longitudinal member Tightening torque 9 Nm

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645 Earth point 1, on bulkhead -Arrow- Fitting location On bulkhead, near engine control unit -J623- Tightening torque 9 Nm

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55 Earth point, next to ABS control unit -Arrow- Fitting location On left longitudinal member, near ABS control unit -J104- Tightening torque 9 Nm

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665 Earth point, on right behind dash panel -Arrow- Fitting location Behind glove compartment, near front passenger airbag Tightening torque 9 Nm

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664 Earth point, on left behind dash panel -Arrow- Fitting location Behind glove compartment, near front passenger airbag Tightening torque 9 Nm

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45 Earth point, at centre behind dash panel -Arrow- Fitting location Behind dash panel, bottom centre Tightening torque 9 Nm

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