SEAT MII 2014 — Body electrical . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT MII 2014 - Onboard supply control unit - Terminal 75 voltage supply relay 1

J519	Onboard supply control unit
J680	Terminal 75 voltage supply relay 1
SA3	Fuse 3 in fuse holder A
SC4	Fuse 4 on fuse holder C
SC14	Fuse 14 on fuse holder C
SC26	Fuse 26 on fuse holder C
SC27	Fuse 27 on fuse holder C
SC28	Fuse 28 on fuse holder C
SC29	Fuse 29 on fuse holder C
SC32	Fuse 32 on fuse holder C
T7a	7-pin connector
T73a	73-pin connector
T73b	73-pin connector
44	Earth point, lower part of left A-pillar
379	Earth connection 14, in main wiring harness
384	Earth connection 19, in main wiring harness
B321	Positive connection 7 (30a) in main wiring harness
B323	Positive connection 9 (30a) in main wiring harness
B325	Positive connection 11 (30a) in main wiring harness
B326	Positive connection 12 (30a) in main wiring harness
B346	Connection 1 (75), in main wiring harness
B347	Connection 2 (75), in main wiring harness
*	Only models with no start/stop system
*2	Up to April 2012
*3	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Terminal 15 voltage supply relay - Onboard supply control unit

J329	Terminal 15 voltage supply relay
J519	Onboard supply control unit
SB5	Fuse 5 on fuse holder B
SC16	Fuse 16 on fuse holder C
SC41	Fuse 41 on fuse holder C
SC45	Fuse 45 on fuse holder C
SC48	Fuse 48 on fuse holder C
SC49	Fuse 49 on fuse holder C
T5b	5-pin connector
T7b	7-pin connector
T73a	73-pin connector
T73b	73-pin connector
383	Earth connection 18, in main wiring harness
386	Earth connection 21, in main wiring harness
605	Earth point, on top end of steering column
A139	Connection 3 (15) in dash panel wiring harness
A145	Positive connection 4 (15), in dash panel wiring harness
B282	Positive connection 6 (15a) in main wiring harness
B320	Positive connection 6 (30a) in main wiring harness
B324	Positive connection 10 (30a) in main wiring harness
B558	Positive connection 22 (30a) in main wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system
*3	From May 2013
*4	Up to May 2013

Wiring Diagram SEAT MII 2014 - Rear lid handle release button - Rear lid lock unit - Onboard supply control unit - Additional brake light bulb - Rear window wiper motor - Windscreen and rear window washer pump - Heated rear window

E234	Rear lid handle release button
F256	Rear lid lock unit
J519	Onboard supply control unit
M25	Additional brake light bulb
SC25	Fuse 25 on fuse holder C
T2aa	2-pin connector
T2b	2-pin connector
T2c	2-pin connector
T4	4-pin connector
T4a	4-pin connector
T5c	5-pin connector
T5d	5-pin connector
T73a	73-pin connector
T73b	73-pin connector
V12	Rear window wiper motor
V59	Windscreen and rear window washer pump
Z1	Heated rear window
98	Earth connection, in rear lid wiring harness
A102	Connection (windscreen wiper), in dash panel wiring harness
A156	Connection (53c), in dash panel wiring harness
B335	Connection 1 (54), in main wiring harness

Wiring Diagram SEAT MII 2014 - Steering column combination switch - Onboard supply control unit

E22	Intermittent wiper switch
E34	Rear wiper switch
E38	Intermittent wiper regulator
E44	Washer pump switch (automatic wash/wipe and headlight washer system)
E86	Multifunction display call-up button
E92	Reset button
E595	Steering column combination switch
J519	Onboard supply control unit
SC17	Fuse 17 on fuse holder C
T41	41-pin connector
T73b	73-pin connector
376	Earth connection 11, in main wiring harness
A102	Connection (windscreen wiper), in dash panel wiring harness
A156	Connection (53c), in dash panel wiring harness
*	From May 2013
*2	Up to May 2013

Wiring Diagram SEAT MII 2014 - Turn signal switch - Steering column combination switch - Airbag coil connector and return ring with slip ring - Treble horn - Bass horn - Airbag control unit - Onboard supply control unit

E2	Turn signal switch
E4	Headlight dipper and flasher switch
E19	Parking light switch
E595	Steering column combination switch
F138	Airbag coil connector and return ring with slip ring
H	Horn plate
H2	Treble horn
H7	Bass horn
J234	Airbag control unit
J519	Onboard supply control unit
N95	Driver side airbag igniter
SC24	Fuse 24 on fuse holder C
SC34	Fuse 34 on fuse holder C
T2bo	2-pin connector
T2bp	2-pin connector
T12e	12-pin connector
T41	41-pin connector
T50	50-pin connector
T73a	73-pin connector
A215	Connection 2 (56a), in dash panel wiring harness
C13	Positive connection in dual tone horn wiring harness
*	According to equipment

Wiring Diagram SEAT MII 2014 - Ignition/starter switch - Wiper motor control unit - Onboard supply control unit - Front interior light

D	Ignition/starter switch
J400	Wiper motor control unit
J519	Onboard supply control unit
J623	Engine control unit
SB3	Fuse 3 on fuse holder B
SB6	Fuse 6 on fuse holder B
T3r	3-pin connector
T4j	4-pin connector
T6a	6-pin connector
T56a	56-pin connector
T73a	73-pin connector
T73b	73-pin connector
W1	Front interior light
W13	Front passenger reading light
W19	Driver side reading light
377	Earth connection 12, in main wiring harness
378	Earth connection 13, in main wiring harness
A40	Positive connection 1 (30), in dash panel wiring harness
A104	Positive connection 2 (15), in dash panel wiring harness
B327	Positive connection 13 (30a) in main wiring harness
B660	Connection (diagnosis terminal 50), in main wiring harness
*	Only models with no start/stop system
*2	Up to May 2013
*3	Only models with manual gearbox
*4	Only models with automated manual gearbox
*5	Only models with start/stop system
*6	From May 2013

Wiring Diagram SEAT MII 2014 - Light switch - Onboard supply control unit

E1	Light switch
J519	Onboard supply control unit
SC15	Fuse 15 on fuse holder C
SC21	Fuse 21 on fuse holder C
SC22	Fuse 22 on fuse holder C
SC23	Fuse 23 on fuse holder C
SC46	Fuse 46 on fuse holder C
T2m	2-pin connector
T17	17-pin connector
T73a	73-pin connector
T73b	73-pin connector
X	Number plate light
A83	Connection (daytime running lights), in dash panel wiring harness
B274	Positive connection (58L), in main wiring harness
B322	Positive connection 8 (30a) in main wiring harness
B543	Positive connection (58R), in main wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Light switch - Hazard warning lights button - Heated rear window button - Onboard supply control unit

E1	Light switch
EX22	Centre switch module in dash panel
EX35	Centre switch module 2 in dash panel
E229	Hazard warning lights button
E230	Heated rear window button
J519	Onboard supply control unit
L22	Left fog light bulb
L23	Right fog light bulb
L35	Hazard warning lights switch illumination bulb
L39	Heated rear window switch illumination bulb
SC12	Fuse 12 on fuse holder C
SC50	Fuse 50 on fuse holder C
T2l	2-pin connector
T2t	2-pin connector
T16b	16-pin connector
T16c	16-pin connector
T17	17-pin connector
T73a	73-pin connector
T73b	73-pin connector
A19	Connection (58d), in dash panel wiring harness
A88	Connection (RFL), in dash panel wiring harness
B554	Connection (fog light), in main wiring harness
C21	Connection (83a), in front fog light wiring harness
C25	Connection (fog light), in front lighting wiring harness
*	Only models with no seat heating
*2	Only models with seat heating
*3	Only models with no start/stop system
*4	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Main and dip beam relay - Onboard supply control unit - Front left headlight

E102	Headlight range control regulator
J33	Main and dip beam relay
J519	Onboard supply control unit
L174	Left daytime running light bulb
M1	Left side light bulb
MX1	Front left headlight
M5	Front left turn signal bulb
M18	Left turn signal repeater bulb
M29	Left headlight dipped beam bulb
M30	Left headlight main beam bulb
SC13	Fuse 13 on fuse holder C
T2k	2-pin connector
T2s	2-pin connector
T3d	3-pin connector
T3e	3-pin connector
T3n	3-pin connector
T6e	6-pin connector
T73a	73-pin connector
T73b	73-pin connector
V48	Left headlight range control motor
387	Earth connection 22, in main wiring harness
388	Earth connection 23, in main wiring harness
389	Earth connection 24, in main wiring harness
671	Earth point 1, on front of left longitudinal member
A95	Connection 1 (56a), in dash panel wiring harness
B284	Positive connection 8 (15a) in main wiring harness
B456	Connection (56b), in main wiring harness
B630	Positive connection (left turn signal bulb), in main wiring harness
D96	Connection (headlight range control), in engine compartment wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Onboard supply control unit - Front right headlight

J519	Onboard supply control unit
L175	Right daytime running light bulb
MX2	Front right headlight
M3	Right side light bulb
M7	Front right turn signal bulb
M19	Right turn signal repeater bulb
M31	Right headlight dipped beam bulb
M32	Right headlight main beam bulb
SC5	Fuse 5 on fuse holder C
SC6	Fuse 6 on fuse holder C
SC9	Fuse 9 on fuse holder C
SC11	Fuse 11 on fuse holder C
SC33	Fuse 33 on fuse holder C
T2n	2-pin connector
T2r	2-pin connector
T3f	3-pin connector
T3g	3-pin connector
T3h	3-pin connector
T73a	73-pin connector
T73b	73-pin connector
V49	Right headlight range control motor
13	Earth point, on right in engine compartment
375	Earth connection 10, in main wiring harness
388	Earth connection 23, in main wiring harness
A2	Positive connection (15), in dash panel wiring harness
B284	Positive connection 8 (15a) in main wiring harness
B456	Connection (56b), in main wiring harness
B631	Positive connection (right turn signal bulb), in main wiring harness
D96	Connection (headlight range control), in engine compartment wiring harness
*	Only models with no start/stop system
*2	According to equipment
*3	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Reversing light switch - Onboard supply control unit - Left tail light - Right tail light

F4	Reversing light switch
J519	Onboard supply control unit
L46	Rear left fog light bulb
M2	Right tail light bulb
MX3	Left tail light
M4	Left tail light bulb
MX4	Right tail light
M6	Rear left turn signal bulb
M8	Rear right turn signal bulb
M9	Left brake light bulb
M10	Right brake light bulb
M16	Left reversing light bulb
M17	Right reversing light bulb
SC18	Fuse 18 on fuse holder C
T2d	2-pin connector
T6c	6-pin connector
T6d	6-pin connector
T73b	73-pin connector
385	Earth connection 20, in main wiring harness
729	Earth point, on left rear wheel housing
B182	Connection (RL), in interior wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system

Wiring Diagram SEAT MII 2014 - Onboard supply control unit - Data bus diagnostic interface - Cigarette lighter - Diagnostic connection

J519	Onboard supply control unit
J533	Data bus diagnostic interface
L28	Cigarette lighter illumination bulb
SC2	Fuse 2 on fuse holder C
SC36	Fuse 36 on fuse holder C
T3i	3-pin connector
T16f	16-pin connector
T73b	73-pin connector
U1	Cigarette lighter
U31	Diagnostic connection
43	Earth point, lower part of right A-pillar
380	Earth connection 15, in main wiring harness
382	Earth connection 17, in main wiring harness
B281	Positive connection 5 (15a) in main wiring harness
B383	Connection 1 (powertrain CAN bus, high), in main wiring harness
B390	Connection 1 (powertrain CAN bus, low), in main wiring harness
B397	Connection 1 (convenience CAN bus, high), in main wiring harness
B406	Connection 1 (convenience CAN bus, low), in main wiring harness
B713	Connection 1 (CAN bus diagnosis, high), in main wiring harness
B714	Connection 1 (CAN bus diagnosis, low), in main wiring harness

Wiring Diagram SEAT MII 2014 - Immobiliser reader coil - Brake fluid level warning contact - Parking brake contact switch - Ambient temperature sensor - Coolant shortage indicator sender - Control unit in dash panel insert - Onboard supply control unit - Data bus diagnostic interface - Fuel pump control unit - Dash panel insert

D2	Immobiliser reader coil
F34	Brake fluid level warning contact
F321	Parking brake contact switch
G17	Ambient temperature sensor
G32	Coolant shortage indicator sender
J285	Control unit in dash panel insert
J519	Onboard supply control unit
J533	Data bus diagnostic interface
J538	Fuel pump control unit
K	Dash panel insert
K1	Main beam warning lamp
K13	Rear fog light warning lamp
K19	Seat belt warning system warning lamp
K31	Cruise control system warning lamp
K43	Coolant temperature warning lamp (too cold)
K47	ABS warning lamp
K54	Battery charge condition warning lamp: red LED for less than 12 Volt
K75	Airbag warning lamp
K139	Handbrake warning lamp
K149	Engine electronics warning lamp
K155	ESP and TCS warning lamp
K220	Tyre Pressure Loss Indicator warning lamp
K261	Warning lamp for left turn signal
SC1	Fuse 1 on fuse holder C
T2ab	2-pin connector
T2ac	2-pin connector
T2ad	2-pin connector
T2ae	2-pin connector
T2u	2-pin connector
T5	5-pin connector
T32	32-pin connector
T73b	73-pin connector
410	Earth connection 1 (sender earth) in main wiring harness
B279	Positive connection 3 (15a) in main wiring harness
B383	Connection 1 (powertrain CAN bus, high), in main wiring harness
B390	Connection 1 (powertrain CAN bus, low), in main wiring harness
*	Only models with electronic stabilisation program (ESP) and traction control system (TCS)
*2	Up to April 2012

Wiring Diagram SEAT MII 2014 - Control unit in dash panel insert - Dash panel insert

J119	Multifunction indicator
J285	Control unit in dash panel insert
K	Dash panel insert
K3	Oil pressure warning lamp
K33	Brake fluid level warning lamp
K86	Traction control system warning lamp
K262	Warning lamp for right turn signal
T32	32-pin connector
B315	Positive connection 1 (30a) in main wiring harness
*	Only models with traction control system (TCS)

SEAT MII 2014

SEAT MII 2014

Overview of control units in passemger compartment, for models with left-hand drive

Figure shows left-hand drive model

   

1 -	Airbag control unit -J234-

q	Fitting location → Chapter

2 -	PID (portable navigation and infotainment system) -J982-

q	Fitting location → Chapter

3 -	Emergency braking function sensor unit -J939-

q	Fitting location → Chapter

4 -	Heater control unit -J162-

q	Fitting location → Chapter

4 -	Air​ conditioning​ system​ control​ unit​ -J301-

q	Fitting location → Chapter

5 -	Sliding sunroof control unit -J245-

q	Fitting location → Chapter

6 -	Rear window wiper motor -V12-

q	Fitting location → Chapter

7 -	Parking aid control unit -J446-

q	Fitting location → Chapter

8 -	Heated front seats control unit -J774-

q	Fitting location → Chapter

9 -	DC/DC voltage converter -A19-

q	Fitting location → Chapter

11 -	Control unit in dash panel insert -J285-

q	Fitting location → Chapter

12 -	Power steering control unit -J500-

q	Fitting location → Chapter

13 -	Onboard supply control unit -J519-

q	Fitting location → Chapter

SEAT MII 2014 Overview of control units in passenger compartment, for models with right-hand drive   Note Figure​ shows​ right-hand drive​ model

1 -	Onboard supply control unit -J519-

q	Fitting location → Anchor

2 -	Power steering control unit -J500-

q	Fitting location → Anchor

3 -	Control unit in dash panel insert -J285-

q	Fitting location → Chapter

5 -	Emergency braking function sensor unit -J939-

q	Fitting location → Chapter

6 -	Rear window wiper motor -V12-

q	Fitting location → Chapter

7 -	Parking aid control unit -J446-

q	Fitting location → Chapter

8 -	Sliding sunroof control unit -J245-

q	Fitting location → Chapter

9 -	Heater control unit -J162-

q	Fitting location → Chapter

9 -	Air​ conditioning​ system​ control​ unit​ -J301-

q	Fitting location → Chapter

10 -	DC/DC voltage converter -A19-

q	Fitting location → Chapter

11 -	PID (portable navigation and infotainment system) -J982-

q	Fitting location → Chapter

12 -	Heated front seats control unit -J774-

q	Fitting location → Anchor

13 -	Airbag control unit -J234-

q	Fitting location → Chapter

Airbag control unit -J234- Fitting location of airbag control unit -J234-

1 -	Airbag control unit -J234-

q	-A- 50-pin connector, -T50-

Back to overview → Chapter SEAT MII 2014 PID (portable navigation and infotainment system) -J982- PID (portable navigation and infotainment system) -J982- Fitting location portable navigation and infotainment system -J982-

1 -	PID (portable navigation and infotainment system) -J982-

q	-A- 16-pin connector -T16e-

Back to overview → Chapter SEAT MII 2014 Emergency braking function sensor unit -J939- Emergency braking function sensor unit -J939- Fitting location emergency braking function sensor unit -J939-

1 -	Emergency braking function sensor unit -J939-

q	-A- 7-pin connector -T7c-

Connector assignment emergency braking function sensor unit -J939-

-T7c-	Designation
1	--
2	--
3	Powertrain CAN low
4	Powertrain CAN, high
5	Terminal 15
6	--
7	Terminal 31

Back to overview → Chapter SEAT MII 2014 Heater control unit -J162- Heater control unit -J162- Fitting location heater control unit -J162-

1 -	Heater control unit -J162-

q	-A- 5-connector -T5b-

q	-B- 16-pin connector -T16g-

q	-C- 18-pin connector -T18-

Connector assignment of heater control unit -J162-

-T5b-	Designation		-T16g-	Designation		-T18-	Designation
1	4th blower speed		1	--		1	--
2	3rd blower speed		2	--		2	--
3	2nd blower speed		3	--		3	--
4	1st blower speed		4	--		4	--
5	Supply +12V		5	--		5	--
			6	--		6	--
			7	--		7	--
			8	--		8	--
			9	--		9	--
			10	Terminal 31		10	--
			11	--		11	--
			12	Terminal 58d		12	--
			13	--		13	--
			14	--		14	--
			15	--		15	--
			16	--		16	--
						17	--
						18	--

Back to overview → Chapter SEAT MII 2014 Air conditioning system control unit -J301- Air conditioning system control unit -J301- Fitting location of air conditioning system control unit -J301-

1 -	Air conditioning system control unit -J301-

q	-A- 5-connector -T5b-

q	-B- 16-pin connector -T16g-

q	-C- 18-pin connector -T18-

Connector assignment of air conditioning system control unit -J301-

-T5b-	Designation		-T16g-	Designation		-T18-	Designation
1	4th blower speed		1	AC signal		1	--
2	3rd blower speed		2	Evaporator earth		2	--
3	2nd blower speed		3	Evaporator signal		3	Evaporator temperature sensor signal
4	1st blower speed		4	--		4	Evaporator temperature sensor earth
5	Supply +12V		5	--		5	--
			6	--		6	--
			7	--		7	--
			8	--		8	--
			9	--		9	--
			10	Terminal 31		10	--
			11	Terminal 15		11	--
			12	Terminal 58d		12	--
			13	--		13	--
			14	--		14	--
			15	--		15	--
			16	--		16	--
						17	--
						18	--

Back to overview → Chapter SEAT MII 2014 Sliding sunroof control unit -J245- Sliding sunroof control unit -J245- Fitting location of sliding sunroof control unit -J245-

1 -	Sliding sunroof control unit -J245-

q	-A- 10-pin connector -T10a-

Connector assignment sliding sunroof control unit -J245-

-T10a-	Designation
1	LIN
2	Sliding sunroof adjustment regulator supply
3	Sliding sunroof adjustment regulator slider
4	Sliding sunroof adjustment regulator earth
5	--
6	--
7	Sunroof button, pull/push
8	--
9	Terminal 31
10	Terminal 30

Back to overview → Chapter SEAT MII 2014 Rear window wiper motor -V12- Rear window wiper motor -V12- Fitting location of rear window wiper motor -V12-

1 -	Rear window wiper motor -V12-

q	-A- 4-pin connector -T4a-

Connector assignment of rear window wiper motor -V12-

-T4a-	Designation
1	Terminal 31
2	Steering column switch, intermittent
3	Steering column switch, rear wash
4	Terminal 75

Back to overview → Chapter SEAT MII 2014 Parking aid control unit -J446- Parking aid control unit -J446- Fitting location of parking aid control unit -J446-

1 -	Parking aid control unit -J446-

q	A = 16-pin connector -T16-

q	B - 12-pin connector -T12c-

Connector assignment parking aid control unit -J446-

-T16-	Designation		-T12c-	Designation
1	Terminal 15		1	--
2	Rear sound sender signal		2	--
3	--		3	Rear, centre sensor signal
4	--		4	Rear, right sensor signal
5	--		5	Rear, left sensor signal
6	Powertrain CAN, high		6	--
7	--		7	--
8	Terminal 31		8	Rear sensor earth
9	--		9	--
10	Rear sound sender supply		10	--
11	--		11	Rear sensor current
12	--		12	--
13	--
14	--
15	Powertrain CAN low
16	--

Back to overview → Chapter SEAT MII 2014 Heated front seats control unit -J774- Heated front seats control unit -J774- Fitting location of heated front seat control unit -J774- , only for models with left-hand drive   Note Figure shows left-hand drive model

1 -	Heated front seats control unit -J774-

q	-A- 16-pin connector -T16a-

Fitting location of heated front seat control unit -J774- , only for models with right-hand drive   Note Figure​ shows​ right-hand drive​ model

1 -	Heated front seats control unit -J774-

q	-A- 16-pin connector -T16a-

Connector assignment of heated front seats control unit -J774-

-T16a-	Designation			Designation
1	LED, stage 1, right		9	Terminal 31
2	LED, stage 2, left		10	--
3	LED, stage 2, right		11	--
4	LED, stage 1, left		12	Button for right seat heating
5	Seat heating authorisation, BCM		13	Terminal 75
6	Button for left seat heating		14	Terminal 75
7	--		15	Seat heater left
8	--		16	Seat heater right

Back to overview → Chapter SEAT MII 2014 DC/DC voltage converter1 -A19- Fitting location of voltage converter -A19-

1 -	DC/DC voltage converter -A19-

q	-A- 12-pin connector -T12a-

1)  Only models with start/stop system Connector assignment voltage converter -A19 -

-T12a-	Designation
1	Terminal 30
2	Terminal 31
3	Terminal 15
4	Terminal 50
5	--
6	--
7	Terminal 30 stab
8	--
9	--
10	--
11	--
12	--

Back to overview → Chapter SEAT MII 2014 Control unit in dash panel insert -J285- Control unit in dash panel insert -J285- Fitting location of control unit in dash panel insert -J285-

1 -	Control unit in dash panel insert -J285-

q	A- 32-pin connector -T32-

Connector assignment control unit in dash panel insert -J285-

-T32-	Designation			Designation
1	Tank sender 1 full		17	--
2	Tank sender 1 empty		18	Coolant low level
3	--		19	Ambient temperature
4	--		20	Terminal 31 sensor earth
5	--		21	MFI to
6	--		22	MFI from
7	Transponder 1		23	MFI OK/Reset
8	Transponder 2		24	Belt latch
9	Speedometer output		25	Parking brake/EPB
10	Speedometer input		26	Brakes, general
11	--		27	Oil pressure
12	--		28	Powertrain CAN, high
13	Rear fog light		29	Powertrain CAN low
14	Main beam		30	--
15	--		31	Terminal 15
16	Terminal 31		32	Terminal 30

Back to overview → Chapter SEAT MII 2014 Power steering control unit -J500- Power steering control unit -J500- Fitting location of power steering control unit -J500- , only for models with right-hand drive   Note Figure shows left-hand drive model

1 -	Power steering control unit -J500-

q	-A- 2-pin connector -T2aq-

q	-B- 3-pin connector -T3p-

q	-C- 6-pin connector -T6i-

q	-D- 6-pin connector -T6j-

Fitting location of power steering control unit -J500- , only for models with right-hand drive   Note Figure​ shows​ right-hand drive​ model

1 -	Power steering control unit -J500-

q	-A- 2-pin connector -T2aq-

q	-B- 3-pin connector -T3p-

q	-C- 6-pin connector -T6i-

q	-D- 6-pin connector -T6j-

Connector assignment of power steering control unit -J500-

-T2aq-	Designation		-T3p-	Designation
1	Terminal 31		1	Powertrain CAN low
2	Terminal 30A		2	Powertrain CAN, high
			3	Terminal 15

Back to overview → Chapter SEAT MII 2014 Onboard supply control unit -J519- Onboard supply control unit -J519- Fitting location of onboard supply control unit -J519- for models with left-hand drive   Note Figure shows left-hand drive model

1 -	Onboard supply control unit -J519-

q	-A- 73-pin connector -T73a-, black

q	-B- 73-pin connector -T73b-, white

Fitting location of onboard supply control unit -J519- for models with right-hand drive   Note Figure​ shows​ right-hand drive​ model

1 -	Onboard supply control unit -J519-

q	-A- 73-pin connector -T73a-, black

q	-B- 73-pin connector -T73b-, white

Connector assignment onboard supply control unit -J519-

-T73a-	Designation		-T73b-	Designation
1	--		1	--
2	Left dipped beam		2	Right dipped beam
3	--		3	Left daytime running lights
4	Interior light dimmer		4	58D supply
5	Right daytime running lights		5	--
6	Rear fog light		6	--
7	Fog light, lighting rotary switch		7	Licence plate light
8	--		8	--
9	Emergency braking function button		9	Left fog light with cornering light
10	Central locking authorisation motor, rear lid		10	Right fog light with cornering light
11	Central locking, lock motor, driver		11	Terminal 30 reversing lights, dipped beam
12	Central locking, common motor, driver		12	Reversing light
13	Central locking, safe, driver		13	Terminal 30 left turn signal/brake light
14	Terminal 31 central locking		14	Left turn signal
15	Central locking motor front passenger		15	Right turn signal
16	Terminal 30 central locking		16	Brake light
17	--		17	--
18	--		18	Powertrain CAN low
19	Driver door rotary latch		19	Powertrain CAN high
20	Passenger door rotary latch		20	Convenience CAN high
21	Central locking status lock, front passenger		21	Convenience CAN low
22	Central locking status lock, driver		22	CAN diagnosis low
23	Unlock rear lid		23	CAN diagnosis high
24	Central locking lock position, driver		24	LIN 2, roof
25	Central locking unlock button		25	--
26	--		26	--
27	Bonnet contact		27	Front wipers 1st stage, steering column lock switch
28	Hazard warning button		28	Central locking lock position, front passenger
29	Horn button		29	Rotary light switch - zero position
30	Rear lid main latch		30	--
31	Rear lid first latch		31	Heated rear window button
32	Right turn signal, steering column switch		32	Front wiper, end switch
33	Left turn signal, steering column switch		33	--
34	--		34	--
35	--		35	--
36	Seat heating authorisation		36	--
37	--		37	LIN, alternator
38	Heated exterior mirror		38	Terminal 31 electronics
39	Terminal 31 signal earth		39	Terminal 30 electronics
40	Right side light		40	Terminal 31 signal earth
41	Left side light		41	--
42	Terminal S ignition switch		42	--
43	Brake light sensor		43	Rear fog light, rotary light switch
44	Terminal 15 ignition switch		44	CCS set, steering column switch
45	Side light, rotary light switch		45	CCS E/A, steering column switch
46	--		46	CCS RES, steering column switch
47	--		47	CCS cancel, steering column switch
48	--		48	Reversing light switch
49	--		49	Terminal L
50	--		50	Terminal 50 ignition switch
51	--		51	Terminal X ignition switch
52	Fuel pump relay		52	Dip beam position, rotary light switch
53	--		53	Front wipers 2nd stage, steering column lock switch
54	Terminal X relay		54	--
55	Starter inhibitor relay		55	Starter inhibitor signal
56	Hazard warning light button LED		56	Central locking status lock, rear lid
57	--		57	--
58	LED Safe LED		58	Heated exterior mirror switch
59	LED lock/unlock button		59	Terminal 30, reference
60	Heated rear window LED		60	Terminal 31, reference
61	--		61	Steering column switch, washer pump
62	Main beam, steering column switch		62	Steering column switch, front wiper intermittent
63	Terminal 30, left main/dipped beam, daytime driving lights		63	Heated rear window
64	Terminal 30 heated exterior mirror		64	--
65	Terminal 30G		65	--
66	Terminal 30, interior light/30G		66	--
67	--		67	Terminal 30 heated rear window
68	Terminal 30 windscreen wiper		68	Terminal 30, right main/dipped beam, daytime driving lights
69	Front wipers 1st stage		69	--
70	Brake earth, front wiper		70	--
71	Front wipers 2nd stage		71	--
72	Horn		72	--
73	Terminal 30 horn		73	--

Back to overview → Chapter

SEAT MII 2014 Overview of relay carriers

Overview of relay carriers

Figure shows left-hand drive model

   

2 -	Relay​ and​ fuse​ holder​ 1 -SR1-

q	Location: and relay assignment from October 2011 → Chapter

q	Location and relay assignment for models with right-hand drive, from October 2011: → Anchor

SEAT MII 2014 Relay assignment on relay and fuse carrier 1 -SR1- , from October 2011   Note Figure shows left-hand drive model

1 -	Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-

2 -	Terminal 15 voltage supply relay -J329-

3 -	Starter relay 2 -J907-

q	Models with start/stop system only

4 -	Main relay -J271-

5 -

Vacant

6 -	Starter relay 1 -J906-

q	Models with start/stop system only

7 -	Fuel pump relay -J17-

q

Slot 7/A

q	Models with a petrol engine only

7 -	Main and dip beam relay -J33-

q

Slot 7/B

q	Models with no start/stop system only

7 -	Emergency braking function relay -J1020-

q

Slot 7/B

q	Models with start/stop system only

8 -

Vacant

9 -

Vacant

10 -	Air conditioning system relay -J32-

11 -	Starter inhibitor relay -J207-

q

Slot 11/A

11 -	Relay for gas shut-off valves -J908-

q

Slot 11/B

q	Only models with CNG engine

12 -

Vacant

Note Figure​ shows​ right-hand drive​ model

1 -	Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-

2 -	Terminal 15 voltage supply relay -J329-

3 -	Starter relay 2 -J907-

q	Models with start/stop system only

4 -	Main relay -J271-

5 -

Vacant

6 -	Starter relay 1 -J906-

q	Models with start/stop system only

7 -	Fuel pump relay -J17-

q

Slot 7/A

q	Models with a petrol engine only

7 -	Main and dip beam relay -J33-

q

Slot 7/B

q	Models with no start/stop system only

7 -	Emergency braking function relay -J1020-

q

Slot 7/B

q	Models with start/stop system only

8 -

Vacant

9 -

Vacant

10 -	Air conditioning system relay -J32-

11 -	Starter inhibitor relay -J207-

q

Slot 11/A

11 -	Fuel pump relay -J17-

q

Slot 11/B

q	Only models with CNG engine

12 -

Vacant

Back to overview → Chapter

SEAT MII 2014 Overview of fuse holder

Overview of fuse holder    

1 -	Fuse holder D -SD-

q	Models with start/stop system only

q	Fitting location → Chapter

q	Fuse assignment, from October 2011 → Chapter

q	Fuse assignment, from May 2013 → Chapter

2 -	Fuse holder C -SC-

q	Fitting location left-hand drive → Chapter

q	Fitting location right-hand drive → Chapter

q	Fuse assignment, from October 2011 → Chapter

q	Fuse assignment, from May 2013 → Chapter

3 -	Fuse holder A -SA-

q	Fitting location → Chapter

q	Fuse assignment, from October 2011 → Chapter

q	Fuse assignment, from May 2013 → Chapter

3 -	Fuse holder B -SB-

q	Fitting location → Chapter

q	Fuse assignment, from October 2011 → Chapter

q	Fuse assignment, from May 2013 → Chapter

SEAT MII 2014 Location fuse holder A SA Location fuse holder A -SA-

1 -	Fuse holder A (SA)

⇒ Electrical system, Repair Group 97, Removing and installing fuse holders

Multifuse strip fuse

The fuse strip (multifuse) must be replaced as a complete unit.

Back to overview → Chapter

SEAT MII 2014

Fuse assignment, fuse holder A -SA- , from October 2011

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SA1	B1	Fuse 1 on fuse holder A -SA1-	150A 175A 2	Alternator -C-	30
SA2	C1
SA3	D1	Fuse 3 on fuse holder A -SA3-	110 A	Fuse holder C -SC-	30
				Main relay -J271-
				Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-
SA4	E1	Fuse 4 on fuse holder A -SA4-	40 A	Power steering control unit -J500-	30
SA5	F1	Fuse 5 on fuse holder A -SA5-	40 A	ABS control unit -J104-	30
SA6	G1	Fuse 6 on fuse holder A -SA6-	40 A	Radiator fan control unit -J293-	30
SA7	H1	Fuse 7 on fuse holder A -SA7-	50A	Electronic manual gearbox control unit -J514-1	30

1 Depends on equipment

2 Models with start/stop system only

Back to overview → Chapter

SEAT MII 2014

Fuse assignment fuse holder A -SA- , from May 2013

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SA1	B1	Fuse 1 on fuse holder A -SA1-	150A 175A 2	Alternator -C-	30
SA2	C1	Fuse 2 on fuse holder A -SA2-	30 A	Amplifier -R12-	30
SA3	D1	Fuse 3 on fuse holder A -SA3-	110 A	Fuse holder C -SC-	30
				Main relay -J271-
				Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-
SA4	E1	Fuse 4 on fuse holder A -SA4-	50 A	Power steering control unit -J500-	30
SA5	F1	Fuse 5 on fuse holder A -SA5-	40 A	ABS control unit -J104-	30
SA6	G1	Fuse 6 on fuse holder A -SA6-	40 A	Radiator fan control unit -J293-	30
SA7	H1	Fuse 7 on fuse holder A -SA7-	50A	Electronic manual gearbox control unit -J514-1	30

1 Depends on equipment

2 Models with start/stop system only

Back to overview → Chapter

SEAT MII 2014 Fittings location fuse holder B -SB-

2 -	Fuse holder B (SB)

-	Fuse colours

50A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10A - red

7.5 A - brown

5A - light-brown

3 A - violet

Back to overview → Chapter

SEAT MII 2014

Fuse assignment, fuse holder B -SB- , from October 2011

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SB1	J1	Fuse 1 on fuse holder B -SB1-	25 A	ABS control unit -J104-	30
SB2	J2	Fuse 2 on fuse holder B -SB2-	30 A	Radiator​ fan​ thermal​ switch -F18-	30
				Radiator fan control unit -J293-
SB3	J3	Fuse 3 on fuse holder B -SB3-	5A	Radiator fan control unit -J293-	30
				Terminal Signition switch -D-
SB4	J4	Fuse 4 on fuse holder B -SB4-	10 A	ABS control unit -J104-	30
SB5	J5	Fuse 5 on fuse holder B -SB5-	5 A	Onboard supply control unit -J519-	30
				t  Reference
SB6	J6	Fuse 6 on fuse holder B -SB6-	30 A	Fuse holder C -SC- Ignition/starter switch -D-	30

Back to overview → Chapter

SEAT MII 2014

Fuse assignment fuse holder B -SB- , from May 2013

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SB1	J1	Fuse 1 on fuse holder B -SB1-	30 A	ABS control unit -J104-	30
SB2	J2	Fuse 2 on fuse holder B -SB2-	30 A	Radiator​ fan​ thermal​ switch -F18-	30
				Radiator fan control unit -J293-
SB3	J3	Fuse 3 on fuse holder B -SB3-	7.5 A	Radiator fan control unit -J293-	30
				Terminal Signition switch -D-
SB4	J4	Fuse 4 on fuse holder B -SB4-	10 A	ABS control unit -J104-	30
SB5	J5	Fuse 5 on fuse holder B -SB5-	5 A	Onboard supply control unit -J519-	30
				t  Reference
SB6	J6	Fuse 6 on fuse holder B -SB6-	30 A	Fuse holder C -SC- Ignition/starter switch -D-	30

Back to overview → Chapter

SEAT MII 2014 Fuse holder C SC

Fuse holder C -SC-

Fittings location fuse holder C -SC- , LHD

1 -	Fuse holder C -SC-

-	Fuse colours

50A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10A - red

7.5 A - brown

5A - light-brown

3 A - violet

Back to overview → Chapter

Fitting location fuse holder C -SC- , RHD

-	Fuse holder C -SC-

-	Fuse colours

50A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10A - red

7.5 A - brown

5A - light-brown

3 A - violet

Back to overview → Chapter

Fuse assignment, fuse holder C -SC- , from October 2011

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
1	-	Fuse 1 on fuse holder C -SC1-	5A	Dash panel insert -K-	15
				Engine control unit -J623-
				Radiator fan control unit -J293-
2	-	Fuse 2 on fuse holder C -SC2-	15 A	Air conditioning system relay -J32-	15
				Air​ conditioning​ system​ control​ unit​ -J301-
				Diagnostic connection -U31-
				High-pressure sender -G65-
3	-	Fuse 3 on fuse holder C -SC3-	7.5A	Brake light switch -F-	87
				Clutch pedal switch -F36-
				Camshaft​ control​ valve​ 1 -N205-
4	-	Fuse 4 on fuse holder C -SC4-	7.5A	Onboard supply control unit -J519-	58
				t  Light switch -E1- dipped beam/daytime driving lights/main beam
5	-	Fuse 5 on fuse holder C -SC5-	5A	Onboard supply control unit -J519- t  Ignition/starter switch -D-	15
				Cruise control system switch -E45-
6	-	Fuse 6 on fuse holder C -SC6-	5A	Headlight range control regulator -E102-	15
				Left headlight range control motor -V48-
				Right headlight range control motor -V49-
				Mirror adjustment switch -E43-
7	-	Fuse 7 on fuse holder C -SC7-	10 A	Selector lever -E313-	30
8	-	Fuse 8 on fuse holder C -SC8-	7.5A	Electronic manual gearbox control unit -J514-	15
				Selector lever -E313-
9	-	Fuse 9 on fuse holder C -SC9-	7.5A	Airbag​ control​ unit​ -J234-	15
				Dash panel centre switch module 2 -EX35-
10	-	Fuse 10 on fuse holder C -SC10-	5A	Parking aid control unit -J446-	15
11	-	Fuse 11 on fuse holder C -SC11-	10 A	Right headlight dipped beam bulb -M31-	30
12	-	Fuse 12 on fuse holder C -SC12-	5A	Dash panel insert -K-	75
				Rear left fog light bulb -L46-
13	-	Fuse 13 on fuse holder C -SC13-	10 A	Left headlight dipped beam bulb -M29-	30
14	-	Fuse 14 on fuse holder C -SC14-	15 A	Rear window wiper motor -V12-	75
15	-	Fuse 15 on fuse holder C -SC15-	15 A	Light switch -E1-	30
16	-	Fuse 16 on fuse holder C -SC16-	5A	Terminal 15 voltage supply relay -J329-	15
				Power steering control unit -J500-
17	-	Fuse 17 on fuse holder C -SC17-	15 A	Washer​ pump​ switch​ (automatic​ wash/wipe​ and​ headlight​ washer​ system) -E44-	15
18	-	Fuse 18 on fuse holder C -SC18-	7.5A	Reversing light switch -F4-	15
19	-	Fuse 19 on fuse holder C -SC19-	15 A	Injector,​ cylinder​ 1 -N30-	87
				Injector,​ cylinder​ 2 -N31-
				Injector,​ cylinder​ 3 -N32-
20	-	Fuse 20 on fuse holder C -SC20-	5A	ABS control unit -J104-	15
				Emergency braking function sensor unit -J939-
				Steering angle sensor -G85-
21	-	Fuse 21 on fuse holder C -SC21-	5A	Right side light bulb -M3-	58
				Right tail light bulb -M2-
				Number plate light -X-
				Onboard supply control unit -J519-
				t  Light switch -E1- , side lights
22	-	Fuse 22 on fuse holder C -SC22-	10 A	Left daytime running light bulb -L174-	58
				Right daytime running light bulb -L175-
23	-	Fuse 23 on fuse holder C -SC23-	5A	Left side light bulb -M1-	58
				Left tail light bulb -M4-
24	-	Fuse 24 on fuse holder C -SC24-	15 A	Headlight flasher switch -E5-	30
25	-	Fuse 25 on fuse holder C -SC25-	10 A	Windscreen and rear window washer pump -V59-	30
26	-	Fuse 26 on fuse holder C -SC26-	5A	Main relay -J271-	30
				Dash panel insert -K-
				Steering angle sensor -G85-
27	-	Fuse 27 on fuse holder C -SC27-	7.5A	Onboard supply control unit -J519-	30
				t  Front interior light -W1- t  Front passenger reading light -W13- t  Driver reading lamp -W19-
28	-	Fuse 28 on fuse holder C -SC28-	5A	Diagnostic connection -U31-	30
29	-	Fuse 29 on fuse holder C -SC29-	7.5A	Onboard supply control unit -J519-	30
30	-	Fuse 30 on fuse holder C -SC30-	5A	Onboard supply control unit -J519-	30
				t  Heated exterior mirror on driver side -Z4- t  Heated exterior mirror on front passenger side -Z5-
31	-	Fuse 31 on fuse holder C -SC31-	10 A	Lambda probe -G39-	87
				Lambda probe after catalytic converter -G130-
				Activated charcoal filter system solenoid valve 1 -N80-
32	-	Fuse 32 on fuse holder C -SC32-	15 A	Onboard supply control unit -J519-	30
				t  Turn signal/brake light
33	-	Fuse 33 on fuse holder C -SC33-	10 A	Right headlight main beam bulb -M32-	56a
34	-	Fuse 34 on fuse holder C -SC34-	10 A	Left headlight main beam bulb -M30-	56a
				Dash panel insert -K-
35	-	Fuse 35 on fuse holder C -SC35-
36	-	Fuse 36 on fuse holder C -SC36-	15 A	Cigarette lighter -U1-	75
37	-	Fuse 37 on fuse holder C -SC37-	30 A	Air​ conditioning​ system​ control​ unit​ -J301-	75
				Heater control unit -J162-
38	-	Fuse 38 on fuse holder C -SC38-	15 A	Radio -R-	30
39	-	Fuse 39 on fuse holder C -SC39-	30 A	Sliding sunroof control unit -J245-	30
40	-	Fuse 40 on fuse holder C -SC40-	15 A	Engine control unit -J623-	87
41	-	Fuse 41 on fuse holder C -SC41-	25 A	Onboard supply control unit -J519-	30
				t  Central locking
42	-	Fuse 42 on fuse holder C -SC42-	25 A	Ignition coil 1 with output stage -N70-	87
				Ignition coil 2 with output stage -N127-
				Ignition coil 3 with output stage -N291-
43	-	Fuse 43 on fuse holder C -SC43-	20A	Heated front seats control unit -J774-	75
				Dash panel centre switch module -EX22-
				Dash panel centre switch module 2 -EX35-
44	-	Fuse 44 on fuse holder C -SC44-	15 A	Fuel pump relay -J17-	30
45	-	Fuse 45 on fuse holder C -SC45-	20A	Light switch -E1-	30
46	-	Fuse 46 on fuse holder C -SC46-	30 A	Onboard supply control unit -J519-	30
				t  Heated rear window -Z1-
47	-	Fuse 47 on fuse holder C -SC47-	25 A	Front right window regulator switch -E41-	15
48	-	Fuse 48 on fuse holder C -SC48-	20A	Onboard supply control unit -J519-	30
				t  Treble tone horn -H2- t  Bass tone horn -H7-
49	-	Fuse 49 on fuse holder C -SC49-	20A	Onboard supply control unit -J519-	30
				t  Wiper motor control unit -J400-
50	-	Fuse 50 on fuse holder C -SC50-	15 A	Left fog light bulb -L22-	75
				Right fog light bulb -L23-
51	-	Fuse 51 on fuse holder C -SC51-	25 A	Front left window regulator switch -E40-	30

Back to overview → Chapter

Fuse assignment fuse holder C -SC- , from May 2013

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
1	-	Fuse 1 on fuse holder C -SC1-	7.5A	Dash panel insert -K-	15
				Engine control unit -J623-
				Radiator fan control unit -J293-
2	-	Fuse 2 on fuse holder C -SC2-	15 A	Air conditioning system relay -J32-	15
				Air​ conditioning​ system​ control​ unit​ -J301-
				Diagnostic connection -U31-
				High-pressure sender -G65-
3	-	Fuse 3 on fuse holder C -SC3-	7.5A	Brake light switch -F-	87
				Clutch pedal switch -F36-
				Camshaft​ control​ valve​ 1 -N205-
4	-	Fuse 4 on fuse holder C -SC4-	7.5A	Onboard supply control unit -J519-	58
				t  Light switch -E1- dipped beam/daytime driving lights/main beam
5	-	Fuse 5 on fuse holder C -SC5-	7.5A	Onboard supply control unit -J519- t  Ignition/starter switch -D-	15
				Cruise control system switch -E45-
6	-	Fuse 6 on fuse holder C -SC6-	7.5A	Headlight range control regulator -E102-	15
				Left headlight range control motor -V48-
				Right headlight range control motor -V49-
				Mirror adjustment switch -E43-
7	-	Fuse 7 on fuse holder C -SC7-	10 A	Selector lever -E313-	30
8	-	Fuse 8 on fuse holder C -SC8-	7.5A	Electronic manual gearbox control unit -J514-	15
				Selector lever -E313-
9	-	Fuse 9 on fuse holder C -SC9-	7.5A	Airbag​ control​ unit​ -J234-	15
				Dash panel centre switch module 2 -EX35-
10	-	Fuse 10 on fuse holder C -SC10-	7.5A	Parking aid control unit -J446-	15
11	-	Fuse 11 on fuse holder C -SC11-	10 A	Right headlight dipped beam bulb -M31-	56b
12	-	Fuse 12 on fuse holder C -SC12-	7.5A	Dash panel insert -K-	55a
				Control unit in dash panel insert -J285-
				Rear left fog light bulb -L46-
				Onboard supply control unit -J519-
13	-	Fuse 13 on fuse holder C -SC13-	10 A	Left headlight dipped beam bulb -M29-	30
14	-	Fuse 14 on fuse holder C -SC14-	15 A	Rear window wiper motor -V12-	75
15	-	Fuse 15 on fuse holder C -SC15-	15 A	Light switch -E1-	30
16	-	Fuse 16 on fuse holder C -SC16-	7.5A	Terminal 15 voltage supply relay -J329-	15
				Power steering control unit -J500-
17	-	Fuse 17 on fuse holder C -SC17-	15 A	Washer​ pump​ switch​ (automatic​ wash/wipe​ and​ headlight​ washer​ system) -E44-	15
18	-	Fuse 18 on fuse holder C -SC18-	7.5A	Reversing light switch -F4-	15
19	-	Fuse 19 on fuse holder C -SC19-	15 A	Injector,​ cylinder​ 1 -N30-	87
				Injector,​ cylinder​ 2 -N31-
				Injector,​ cylinder​ 3 -N32-
20	-	Fuse 20 on fuse holder C -SC20-	7.5A	ABS control unit -J104-	15
				Emergency braking function sensor unit -J939-
				Steering angle sensor -G85-
21	-	Fuse 21 on fuse holder C -SC21-	7.5A	Right side light bulb -M3-	58
				Right tail light bulb -M2-
				Number plate light -X-
				Onboard supply control unit -J519-
				t  Light switch -E1- , side lights
22	-	Fuse 22 on fuse holder C -SC22-	10 A	Left daytime running light bulb -L174-	58
				Right daytime running light bulb -L175-
23	-	Fuse 23 on fuse holder C -SC23-	7.5A	Left side light bulb -M1-	58
				Left tail light bulb -M4-
24	-	Fuse 24 on fuse holder C -SC24-	15 A	Headlight flasher switch -E5-	30
25	-	Fuse 25 on fuse holder C -SC25-	10 A	Windscreen and rear window washer pump -V59-	53
26	-	Fuse 26 on fuse holder C -SC26-	7.5A	Main relay -J271-	30
				Dash panel insert -K-
				Steering angle sensor -G85-
27	-	Fuse 27 on fuse holder C -SC27-	7.5A	Onboard supply control unit -J519-	30
				t  Front interior light -W1- t  Front passenger reading light -W13- t  Driver reading lamp -W19-
28	-	Fuse 28 on fuse holder C -SC28-	7.5A	Diagnostic connection -U31-	30
29	-	Fuse 29 on fuse holder C -SC29-	7.5A	Onboard supply control unit -J519-	30
30	-	Fuse 30 on fuse holder C -SC30-	7.5A	Onboard supply control unit -J519-	30
				t  Heated exterior mirror on driver side -Z4- t  Heated exterior mirror on front passenger side -Z5-
31	-	Fuse 31 on fuse holder C -SC31-	10 A	Lambda probe -G39-	87
				Lambda probe after catalytic converter -G130-
				Activated charcoal filter system solenoid valve 1 -N80-
32	-	Fuse 32 on fuse holder C -SC32-	15 A	Onboard supply control unit -J519-	30
				t  Turn signal/brake light
33	-	Fuse 33 on fuse holder C -SC33-	10 A	Right headlight main beam bulb -M32-	56a
34	-	Fuse 34 on fuse holder C -SC34-	10 A	Left headlight main beam bulb -M30-	56a
				Dash panel insert -K-
35	-	Fuse 35 on fuse holder C -SC35-
36	-	Fuse 36 on fuse holder C -SC36-	20A	Cigarette lighter -U1-	75
37	-	Fuse 37 on fuse holder C -SC37-	30 A	Air​ conditioning​ system​ control​ unit​ -J301-	75
				Heater control unit -J162-
38	-	Fuse 38 on fuse holder C -SC38-	15 A	Radio -R-	30
39	-	Fuse 39 on fuse holder C -SC39-	30 A	Sliding sunroof control unit -J245-	30
40	-	Fuse 40 on fuse holder C -SC40-	15 A	Engine control unit -J623-	87
41	-	Fuse 41 on fuse holder C -SC41-	25 A	Onboard supply control unit -J519-	30
				t  Central locking
42	-	Fuse 42 on fuse holder C -SC42-	25 A	Ignition coil 1 with output stage -N70-	87
				Ignition coil 2 with output stage -N127-
				Ignition coil 3 with output stage -N291-
43	-	Fuse 43 on fuse holder C -SC43-	20A	Heated front seats control unit -J774-	75
				Dash panel centre switch module -EX22-
				Dash panel centre switch module 2 -EX35-
44	-	Fuse 44 on fuse holder C -SC44-	15 A	Fuel pump relay -J17-	30
45	-	Fuse 45 on fuse holder C -SC45-	20A	Light switch -E1-	30
46	-	Fuse 46 on fuse holder C -SC46-	30 A	Onboard supply control unit -J519-	30
				t  Heated rear window -Z1-
47	-	Fuse 47 on fuse holder C -SC47-	30 A	Front right window regulator switch -E41-	15
48	-	Fuse 48 on fuse holder C -SC48-	20A	Onboard supply control unit -J519-	30
				t  Treble tone horn -H2- t  Bass tone horn -H7-
49	-	Fuse 49 on fuse holder C -SC49-	30 A	Onboard supply control unit -J519-	30
				t  Wiper motor control unit -J400-
50	-	Fuse 50 on fuse holder C -SC50-	15 A	Left fog light bulb -L22-	55a
				Right fog light bulb -L23-
			20A1	Onboard supply control unit -J519-1
51	-	Fuse 51 on fuse holder C -SC51-	30 A	Front left window regulator switch -E40-	30

1 Models with start/stop system only Back to overview → Chapter

Fuse holder D -SD-

Fitting location fuse holder D -SD- , LHD

A -	Fuse holder D -SD-

q	Models with start/stop system only

-	Fuse colours

50A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10A - red

7.5 A - brown

5A - light-brown

3 A - violet

Back to overview → Chapter

Fuse assignment, fuse holder D -SD- , from October 2011

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SD1		Fuse 1 on fuse holder D -SD1-	5A	Emergency braking function sensor unit -J939-	30
SD2		Fuse 2 on fuse holder D -SD2-	5A	Dash panel insert -K-	30
SD3		Fuse 3 on fuse holder D -SD3-	10 A	Radio -R-	30
SD4		Fuse 4 on fuse holder D -SD4-	7.5 A	Voltage converter -A19- Starter relay 1 -J906- Starter relay 2 -J907-	15
SD5
SD6
SD7
SD8
SD9		Fuse 9 on fuse holder D -SD9-	15 A	Onboard supply control unit -J519- t  Right main beam/dipped beam/daytime driving lights	30
SD10		Fuse 10 on fuse holder D -SD10-	15 A	Onboard supply control unit -J519- t  Left main beam/dipped beam/daytime driving lights	30
SD11		Fuse 11 on fuse holder D -SD11-	30 A	Starter relay 1 -J906- Starter relay 2 -J907-	30
SD12		Fuse 12 on fuse holder D -SD12-	30 A	Voltage converter -A19-	30

Back to overview → Chapter

Fuse assignment fuse holder D -SD- , from May 2013

No.		Current Flow Diagram designation	Nominal value	Function/component	Terminal
SD1		Fuse 1 on fuse holder D -SD1-	7.5A	Emergency braking function relay -J1020- Emergency braking function sensor unit -J939-	30
SD2		Fuse 2 on fuse holder D -SD2-	7.5A	Dash panel insert -K-	30
SD3		Fuse 3 on fuse holder D -SD3-	15 A	Radio -R-	30
SD4		Fuse 4 on fuse holder D -SD4-	7.5 A	Voltage converter -A19- Starter relay 1 -J906- Starter relay 2 -J907-	15
SD5
SD6
SD7
SD8
SD9		Fuse 9 on fuse holder D -SD9-	15 A	Onboard supply control unit -J519- t  Right main beam/dipped beam/daytime driving lights	30
SD10		Fuse 10 on fuse holder D -SD10-	15 A	Onboard supply control unit -J519- t  Left main beam/dipped beam/daytime driving lights	30
SD11		Fuse 11 on fuse holder D -SD11-	30 A	Starter relay 1 -J906- Starter relay 2 -J907-	30
SD12		Fuse 12 on fuse holder D -SD12-	30 A	Voltage converter -A19-	30

Back to overview → Chapter