SEAT MII 2015 — Heated seats . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT MII 2015 - Onboard supply control unit - Data bus diagnostic interface - Heated front seats control unit - Heated seat cushion for driver seat - Heated backrest for driver seat - Heated seat cushion for front passenger seat - Heated backrest for front passenger seat

E1	Light switch
J519	Onboard supply control unit
J533	Data bus diagnostic interface
J774	Heated front seats control unit
SC4	Fuse 4 on fuse holder C
SC43	Fuse 43 on fuse holder C
T1	Single connector
T2v	2-pin connector, under driver seat
T2w	2-pin connector
T2x	2-pin connector, under front passenger seat
T2y	2-pin connector
T16a	16-pin connector
T17	17-pin connector
T73a	73-pin connector
T73b	73-pin connector
Z6	Heated seat cushion for driver seat
Z7	Heated backrest for driver seat
Z8	Heated seat cushion for front passenger seat
Z9	Heated backrest for front passenger seat
43	Earth point, lower part of right A-pillar
44	Earth point, lower part of left A-pillar
379	Earth connection 14, in main wiring harness
380	Earth connection 15, in main wiring harness
382	Earth connection 17, in main wiring harness
A19	Connection (58d), in dash panel wiring harness
B122	Connection (75, seat heating), in interior wiring harness
*	Only models with start/stop system
*2	Only models with no start/stop system
*3	From May 2012

Wiring Diagram SEAT MII 2015 - Centre switch module in dash panel - Centre switch module 2 in dash panel - Button for left seat heating - Button for right seat heating - Heated front seats control unit

EX22	Centre switch module in dash panel
EX35	Centre switch module 2 in dash panel
E653	Button for left seat heating
E654	Button for right seat heating
J774	Heated front seats control unit
L44	Seat heating switch illumination bulb
T16a	16-pin connector
T16b	16-pin connector
T16c	16-pin connector
376	Earth connection 11, in main wiring harness
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

SEAT MII 2015

SEAT MII 2015

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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015 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 2015

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 2015

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 2015 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 2015

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 2015

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 2015 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

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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