SEAT ALHAMBRA 2013 — Radiator fan . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT ALHAMBRA 2013 - Radiator fan control unit - Radiator fan - Radiator fan 2

J293	Radiator fan control unit
J623	Engine control unit
SA3	Fuse 3 in fuse holder A
SB24	Fuse 24 on fuse holder B
T4bj	4-pin connector
T4f	4-pin connector
T5u	5-pin connector
T5v	5-pin connector
T5w	5-pin connector
T94d	94-pin connector
V7	Radiator fan
V177	Radiator fan 2
640	Earth point 2, left in engine compartment
B352	Positive connection 3 (87a) in main wiring harness
*	see applicable current flow diagram for engine

SEAT ALHAMBRA 2013 Overview of control units

Overview of control units

1 -	Right headlight -MX2- , right daytime running light and side light control unit -J861- , right gas discharge light control unit -J344- , power output module for right headlight -J668-

q	Fitting location: headlight → Chapter

q	Fitting location: control units → Chapter

2 -	Auxiliary heater control unit -J364-

q	Location → Chapter

3 -	Power steering control unit -J500-

q	Location → Chapter

4 -	Engine control unit -J623- / voltage stabiliser -J532-

q	Fitting location of engine control unit -J623- → Chapter

q	Fitting location of Voltage stabiliser -J532- , from June 2011 → Chapter

5 -	Control unit for NOx sender 2 -J881-

q	Fitting location → Chapter

6 -	Wiper motor control unit -J400-

q	Fitting location → Chapter

7 -	Battery​ monitor​ control​ unit​ -J367-

q	Located on negative connection terminal of earth cable

8 -	ABS control unit -J104-

q	Fitting location → Chapter

9 -	Mechatronic unit for dual clutch gearbox -J743-

q	Fitting location → Chapter

10 -	Left headlight -MX1- , left daytime running light and side light control unit -J860- , left gas discharge light control unit -J343- , power output module for left headlight -J667-

q	Fitting location: headlight → Chapter

q	Fitting location: control units → Chapter

11 -	Radiator fan control unit -J293-

q	Location → Chapter

Right​ headlight -MX2-

1 -	Right​ headlight -MX2-

Connector:

q	-A-14-pin connector -T14a-

Back to overview → Anchor

Right daytime running light and side light control unit -J861- / right gas discharge light control unit -J344- / power output module for right headlight -J668-

1 -	Control unit for right daytime running light and side light -J861-

Connector:

q	-A-20-pin connector -T20-

2 -	Right​ gas​ discharge​ light​ control​ unit​ -J344-

Connectors:

q	-B-4-pin connector -T4- , right gas discharge bulb control unit -L14-

q	-C-4-pin connector -T4-

3 -	Power​ output​ module​ for​ right​ headlight -J668-

Connector:

q	-D-32-pin connector -T32-

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SEAT ALHAMBRA 2013 Auxiliary heater control unit J364

Auxiliary heater control unit -J364-

1 -	Auxiliary heater control unit -J364-

Connectors:

q	-A-8-pin connector -T8a-

q	-B-2-pin connector -T2a-

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SEAT ALHAMBRA 2013 Power steering control unit J500

Power steering control unit -J500-

1 -	Power steering control unit -J500-

Connectors:

q	-A-2-pin connector -T2ep-

q	-B-6-pin connector -T6l-

q	-C-3-pin connector -T3a-

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SEAT ALHAMBRA 2013 Engine control unit J623

Engine control unit -J623-

1 -	Engine control unit -J623-

-T154- connector assignment:

q	-A-60-pin connector -T60-

q	-B-94-pin connector -T94-

154-pin connector -T154- , consists of connectors A and B.

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SEAT ALHAMBRA 2013

Voltage stabiliser -J532- , from June 2011

1 -	Voltage stabiliser -J532-

Connector assignment 12-pin connector -T12-

q	-A-12-pin connector -T12o-

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SEAT ALHAMBRA 2013 Control unit for NOx sender 2 J881

Control unit for NOx sender 2 -J881-

1 -	Control unit for NOx sender 2 -J881-

Fitting location:

q	under centre tunnel, front

Connector:

q	-A-5-pin connector -T5h-

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SEAT ALHAMBRA 2013 Wiper motor control unit J400

Wiper motor control unit -J400-

1 -	Wiper motor control unit -J400-

Connector:

q	-A-4-pin connector -T4s-

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SEAT ALHAMBRA 2013 ABS control unit J104

ABS control unit -J104-

1 -	ABS control unit -J104-

Fitting location:

q	near bulkhead

Connector:

q	-A-38-pin connector -T38-

The illustration shows left-hand drive model. The view of the front passenger side for a RHD model is basically a mirror image.

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SEAT ALHAMBRA 2013 Mechatronic unit for dual clutch gearbox J743

Mechatronic unit for dual clutch gearbox -J743-

1 -	Mechatronic unit for dual clutch gearbox -J743-

Pin connector on gearbox:

q	-A-20-pin connector -T20e-

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SEAT ALHAMBRA 2013 Left headlight MX1

Left headlight -MX1-

1 -	Left headlight -MX1-

Connector:

q	-A-14-pin connector -T14-

The illustration shows the right side. The left side is basically a mirror image.

Back to overview → Anchor

Left daytime running light and side light control unit -J860- / left gas discharge light control unit -J343- / power output module for left headlight -J667-

1 -	Control unit for left daytime running light and side light -J860-

Connector:

q	-A-20-pin connector -T20-

2 -	Left gas discharge light control unit -J343-

Connectors:

q	-B-4-pin connector -T4- , left gas discharge bulb control unit -L13-

q	-C-4-pin connector -T4-

3 -	Power​ output​ module​ for​ left​ headlight -J667-

Connector:

q	-D-32-pin connector -T32-

The illustration shows the right side. The left side is basically a mirror image.

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SEAT ALHAMBRA 2013 Radiator fan control unit J293

Radiator fan control unit -J293-

1 -	Radiator fan control unit -J293-

Connector:

q	-A/B-4-pin connector -T4f-

Back to overview → Anchor

SEAT ALHAMBRA 2013 Overview of fuses

Overview of fuses

1 -	Fuse holder A -SA-

q	Fitting location → Anchor

q	Assignment of fuses in E-box low from September 2010 → Anchor

1 -	Fuse holder B -SB-

q	Fitting location → Anchor

q	Assignment of fuses in E-box low from September 2010 → Anchor

q	Assignment of fuses in E-box low from May 2011 → Anchor

2 -	Fuse and relay carrier SR1

q	Fitting location → Anchor

q	Fuse assignment, from September 2010 → Anchor

3 -	Fuse holder C -SC-

q	Fitting location → Anchor

q	Fuse assignment, from September 2010 → Anchor

q	Fuse assignment, from May 2011 → Anchor

q	Fuse assignment, from May 2013 → Anchor

4 -	Fuse holder D -SD-

q	Fitting location → Anchor

q	Fuse assignment, from September 2010 → Anchor

q	Fuse assignment, from May 2013 → Anchor

Fuse holder A (SA) on E-Box low, on left in engine compartment Specified torque settings ⇒ Electrical system, Repair Group 97, Removing and installing fuse holders Fuse colours Multifuse strip fuse   Note The fuse strip (multifuse) must be replaced as a complete unit. Back to overview → Anchor

Unlock Lifetime Access for This Car.

Fuse assignment (SA) from September 2010

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
SA 1	B1	Fuse 1 on fuse holder A -SA1-	150A		Alternator -C- (140 A)	30
			200A		Alternator -C- (180 A)	30
SA 2	C1	Fuse 2 on fuse holder A -SA2-	80 A		Power steering control unit -J500-	30
SA 3	E1	Fuse 3 on fuse holder A -SA3-	80A		Radiator fan control unit -J293-	30
SA 4	H1	Fuse 4 on fuse holder A -SA4-	80A		Fuse holder D -SD-	30
SA 5	D1	Fuse 5 on fuse holder A -SA5-	100A		Fuse holder C -SC- , 20-pin current bridge	30
508	AM1	Threaded connection (30) on E-box -508-			Terminal 30 wiring junction -TV2-	30
SA 6	F1	Fuse 6 on fuse holder A -SA6-	50A		Heated windscreen relay -J47-	30
SA 7	N1	Fuse 7 on fuse holder A -SA7-	70A		High heat output relay -J360-	30
SA 8	G1	Fuse 8 on fuse holder A -SA8-	60A		Thermal fuse 2 -S362- rear right sliding door	30
					Driver seat adjustment thermal fuse 1 -S44-	30
					Front passenger seat adjustment thermal fuse 1 -S46-	30

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Fuse holder B (SB) on E-box low, on left in engine compartment

-	Fuse colours

50 A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10 A - red

7.5 A - brown

5 A - light-brown

3 A - purple

Back to overview → Anchor

Fuse assignment (SB), from September 2010

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
F1	-	Fuse 1 on fuse holder B -SB1-	30A		Voltage stabiliser -J532-	30
F2	-	Fuse 2 on fuse holder B -SB2-	30A		Onboard supply control unit -J519- , (T52b/42)	30
					# terminal 30 power
F3	-	Fuse 3 on fuse holder B -SB3-	30A		ABS control unit -J104-	30
F4	-	Fuse 4 on fuse holder B -SB4-	30A		Onboard supply control unit -J519- (T52a/1)	30
					# terminal 30, left light supply
F5	-	Fuse 5 on fuse holder B -SB5-	5A		Onboard supply control unit -J519- , (T52a/24)	30
					# terminal 30, reference
					Battery​ monitor​ control​ unit​ -J367-	30
F6	-	Fuse 6 on fuse holder B -SB6-	30A		Onboard supply control unit -J519- (T52c/42)	30
					# terminal 30, right light supply
F7	-	Fuse 7 on fuse holder B -SB7-	25A		Dual tone horn relay -J4-	30
					Heated windscreen relay -J47-	30
F8	-	Fuse 8 on fuse holder B -SB8-	30 A		Digital sound package amplifier -R184-	30
F9	-	Fuse 9 on fuse holder B -S9-	20A		Control​ unit​ with​ display​ for​ radio​ and​ navigation -J503-4	30
F10	-	Fuse 10 on fuse holder B -SB10-	30A		Engine control unit -J623-	87
F11	-	Fuse 11 on fuse holder B -SB11-	5A		Data bus diagnostic interface -J533-	30
F12	-	Fuse 12 on fuse holder B -SB12-	15A		Mechatronic unit for dual clutch gearbox -J743-	30
F13	-	Fuse 13 on fuse holder -SB13-	5A		Engine control unit -J623-	30
					Main relay -J271-	30
					Fuse 14 on fuse holder B -SB14-	87
					Fuse 16 on fuse holder B -SB16-	87
					Fuse 18 on fuse holder B -SB18-	87
					Fuse 20 on fuse holder B -SB20-	87
					Fuse 23 on fuse holder B -SB23-	87
					Fuse 24 on fuse holder B -SB24-	87
F14	-	Fuse 14 on fuse holder B -SB14-	10A		Reducing agent pump -V437-1	87
			30A		Ignition coil 1 with output stage -N70-	87
					Ignition coil 2 with output stage -N127-	87
					Ignition coil 3 with output stage -N291-	87
					Ignition coil 4 with output stage -N292-	87
F15	-	Fuse 15 on fuse holder B -SB15-	-		Vacant	30
F16	-	Fuse 16 on fuse holder B -SB16-	30A		Reducing-agent heater control unit -J891-1	87
			15A		Lambda probe -G39-	87
					Lambda probe after catalytic converter -G130-	87
					Magnetic clutch for supercharger -N421-	87
F17	-	Fuse 17 on fuse holder B -SB17-	20A		Fuel pressure regulating valve -N276-	87
F18	-	Fuse 18 on fuse holder B -SB18-	30A		Fuel pump control unit -J538-	87
F19	-	Fuse 19 on fuse holder B -SB19-	30 A		Wiper motor control unit -J400-	87
F20	-	Fuse 20 on fuse holder B -SB20-	15A		Additional coolant pump relay -J496-2	87
					Lambda probe -G39-1	87
					NOx sender control unit -J583-1	87
					Air mass meter -G70-1	87
F21	-	Fuse 21 on fuse holder B -SB21-	20 A		Auxiliary heater control unit -J364-	30
F22	-	Fuse 22 on fuse holder B -SB22-	30A		Rear air recirculation blower -V242-5	30
F23	-	Fuse 23 on fuse holder B -SB23-	15 A		Charge​ pressure​ control​ solenoid​ valve -N75-1	87
					Crankcase​ breather​ heater​ element -N79-1	87
					Automatic​ glow​ period​ control​ unit -J179-1	87
					Exhaust gas recirculation cooler changeover valve -N345-1	87
					Fuel metering valve -N290-1	87
					Fuel pressure regulating valve -N276-1	87
					Coolant circulation pump 2 -V178-1	87
					Additional coolant pump relay -J496-2	87
					Clutch position sender -G476-	87
F24	-	Fuse 24 on fuse holder B -SB24-	10A		Engine component current supply relay -J757-2 , 3	87
					#Fuse 17 on fuse holder B -SB17-2
					#Fuse 28 on fuse holder B -SB28-1
					Radiator fan control unit -J293-	87
					Turbocharger air recirculation valve -N249-	87
					Activated charcoal filter system solenoid valve 1 -N80-	87
					Camshaft​ control​ valve​ 1 -N205-	87
					Charge​ pressure​ control​ solenoid​ valve -N75-2	87
					Low heat output relay -J359-	87
					High heat output relay -J360-	87
F25	-	Fuse 25 fuse holder B -SB25-	40A		ABS control unit -J104-	30
F26	-	Fuse 26 on fuse holder B -SB26-	40A		Fresh air blower control unit -J126-	30
					Low heat output relay -J359-	30
F27	-	Fuse 27 on fuse holder B -SB27-	50A		Terminal 15 voltage supply relay 2 -J681-	30
F28	-	Fuse 28 on fuse holder B -SB28-	50 A		Automatic glow period control unit -J179-	30, (87)
F29	-	Fuse 29 on fuse holder B -SB29-	40A		Fuse 17 on fuse holder C -SC17-	30
					Fuse 18 on fuse holder C -SC18-	30
					Fuse 36 on fuse holder C -SC36-	30
					Fuse 37 on fuse holder C -SC37-	30
					Fuse 38 on fuse holder C -SC38-	30
					Fuse 39 on fuse holder C -SC39-	30
					Fuse 40 on fuse holder C -SC40-	30
					Fuse 41 on fuse holder C -SC41-	30
					Fuse 58 on fuse holder C -SC58-	30
F30	-	Fuse 30 on fuse holder B -SB30-	50A		Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-	30
1 Diesel
2 Petrol
3 Bridge only with Diesel, else relay J757
4 Only models with no start/stop system
5 See fuse assignment (SC), from May 2011

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Fuse assignment (SB), from May 2011

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
F1	-	Fuse 1 on fuse holder B -SB1-	30A		Voltage stabiliser -J532-	30
F2	-	Fuse 2 on fuse holder B -SB2-	30A		Onboard supply control unit -J519- , (T52b/42)	30
					# terminal 30 power
F3	-	Fuse 3 on fuse holder B -SB3-	30A		ABS control unit -J104-	30
F4	-	Fuse 4 on fuse holder B -SB4-	30A		Onboard supply control unit -J519- (T52a/1)	30
					# terminal 30, left light supply
F5	-	Fuse 5 on fuse holder B -SB5-	5A		Onboard supply control unit -J519- , (T52a/24)	30
					# terminal 30, reference
					Battery​ monitor​ control​ unit​ -J367-	30
F6	-	Fuse 6 on fuse holder B -SB6-	30A		Onboard supply control unit -J519- (T52c/42)	30
					# terminal 30, right light supply
F7	-	Fuse 7 on fuse holder B -SB7-	25A		Dual tone horn relay -J4-	30
					Heated windscreen relay -J47-	30
F8	-	Fuse 8 on fuse holder B -SB8-	30 A		Digital sound package amplifier -R184-	30
F9	-	Fuse 9 on fuse holder B -S9-	20A		Control​ unit​ with​ display​ for​ radio​ and​ navigation -J503-4	30
F10	-	Fuse 10 on fuse holder B -SB10-	30A		Engine control unit -J623-	87
F11	-	Fuse 11 on fuse holder B -SB11-	5A		Data bus diagnostic interface -J533-	30
F12	-	Fuse 12 on fuse holder B -SB12-	15A		Mechatronic unit for dual clutch gearbox -J743-	30
F13	-	Fuse 13 on fuse holder -SB13-	5A		Engine control unit -J623-	30
					Main relay -J271-	30
					Fuse 14 on fuse holder B -SB14-	87
					Fuse 16 on fuse holder B -SB16-	87
					Fuse 18 on fuse holder B -SB18-	87
					Fuse 20 on fuse holder B -SB20-	87
					Fuse 23 on fuse holder B -SB23-	87
					Fuse 24 on fuse holder B -SB24-	87
F14	-	Fuse 14 on fuse holder B -SB14-	10A		Reducing agent pump -V437-1	87
			30A		Ignition coil 1 with output stage -N70-	87
					Ignition coil 2 with output stage -N127-	87
					Ignition coil 3 with output stage -N291-	87
					Ignition coil 4 with output stage -N292-	87
F15	-	Fuse 15 on fuse holder B -SB15-	-		Vacant	30
F16	-	Fuse 16 on fuse holder B -SB16-	30A		Reducing-agent heater control unit -J891-1	87
			15A		Lambda probe -G39-	87
					Lambda probe after catalytic converter -G130-	87
					Magnetic clutch for supercharger -N421-	87
F17	-	Fuse 17 on fuse holder B -SB17-	15A		Fuel pressure regulating valve -N276-	87
F18	-	Fuse 18 on fuse holder B -SB18-	30A		Fuel pump control unit -J538-	87
F19	-	Fuse 19 on fuse holder B -SB19-	30 A		Wiper motor control unit -J400-	87
F20	-	Fuse 20 on fuse holder B -SB20-	15A		Additional coolant pump relay -J496-2	87
					Lambda probe -G39-1	87
					NOx sender control unit -J583-1	87
					Air mass meter -G70-1	87
F21	-	Fuse 21 on fuse holder B -SB21-	20 A		Auxiliary heater control unit -J364-	30
F22	-	Fuse 22 on fuse holder B -SB22-	20A		Headlight washer system relay -J39-	30
F23	-	Fuse 23 on fuse holder B -SB23-	15 A		Charge​ pressure​ control​ solenoid​ valve -N75-1	87
					Crankcase​ breather​ heater​ element -N79-1	87
					Automatic​ glow​ period​ control​ unit -J179-1	87
					Exhaust gas recirculation cooler changeover valve -N345-1	87
					Fuel metering valve -N290-1	87
					Fuel pressure regulating valve -N276-1	87
					Coolant circulation pump 2 -V178-1	87
					Additional coolant pump relay -J496-2	87
					Clutch position sender -G476-	87
					Brake​ light​ switch -F-5	87
F24	-	Fuse 24 on fuse holder B -SB24-	10A		Engine component current supply relay -J757-2 , 3	87
					#Fuse 17 on fuse holder B -SB17-2
					#Fuse 28 on fuse holder B -SB28-1
					Radiator fan control unit -J293-	87
					Turbocharger air recirculation valve -N249-	87
					Activated charcoal filter system solenoid valve 1 -N80-	87
					Camshaft​ control​ valve​ 1 -N205-	87
					Charge​ pressure​ control​ solenoid​ valve -N75-2	87
					Low heat output relay -J359-	87
					High heat output relay -J360-	87
F25	-	Fuse 25 fuse holder B -SB25-	40A		ABS control unit -J104-	30
F26	-	Fuse 26 on fuse holder B -SB26-	40A		Fresh air blower control unit -J126-	30
					Low heat output relay -J359-	30
F27	-	Fuse 27 on fuse holder B -SB27-	50A		Terminal 15 voltage supply relay 2 -J681-	30
F28	-	Fuse 28 on fuse holder B -SB28-	50 A		Automatic glow period control unit -J179-	30, (87)
F29	-	Fuse 29 on fuse holder B -SB29-	40A		Fuse 17 on fuse holder C -SC17-	30
					Fuse 18 on fuse holder C -SC18-	30
					Fuse 36 on fuse holder C -SC36-	30
					Fuse 37 on fuse holder C -SC37-	30
					Fuse 38 on fuse holder C -SC38-	30
					Fuse 39 on fuse holder C -SC39-	30
					Fuse 40 on fuse holder C -SC40-	30
					Fuse 41 on fuse holder C -SC41-	30
					Fuse 58 on fuse holder C -SC58-	30
F30	-	Fuse 30 on fuse holder B -SB30-	50A		Terminal​ 75​ voltage​ supply​ relay​ 1 -J680-	30
1 Diesel
2 Petrol
3 Bridge only with Diesel, else relay J757
4 Only models with no start/stop system
5 From November 2011

Back to overview → Anchor

Fuse holder C (SC) under left dash panel

-	Fuse colours

50 A - red

40 A - orange

30 A - light-green

25 A - natural (white)

20 A - yellow

15 A - light blue

10 A - red

7.5 A - brown

5 A - light-brown

3 A - purple

Back to overview → Anchor

Fuse assignment, from September 2010

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Fuse 1 on fuse holder C -SC1-	-		Vacant	15
2		Fuse 2 on fuse holder C -SC2-	-		Vacant	15
3		Fuse 3 on fuse holder C -SC3-	-		Vacant	15
4		Fuse 4 on fuse holder C -SC4-	10A		DC/AC converter with socket, 12V-230V -U13-	15
					Voltage stabiliser -J532-	15
					Starter relay 1 -J906-1
					Starter relay 2 -J907-1	15
5		Fuse 5 on fuse holder C -SC5-	10A		Electronically controlled damping control unit -J250-	15
6		Fuse 6 on fuse holder C -SC6-	-		Vacant	15
7		Fuse 7 on fuse holder C -SC7-	-		Vacant	15
8		Fuse 8 on fuse holder C -SC8-	-		Vacant	15
9		Fuse 9 on fuse holder C -SC9-	7.5A		Front passenger side airbag deactivated warning lamp -K145-	15
					Airbag​ control​ unit​ -J234-	15
10		Fuse 10 on fuse holder C -SC10-	5A		Taxi meter -G41-	15
					Mirror taxi meter -G511-	15
					Control unit for taxi alarm remote control -J601-	15
11		Fuse 11 on fuse holder C -SC11-	10A		All-wheel drive control unit -J492-	15
12		Fuse 12 on fuse holder C -SC12-	10A		Left gas discharge light -L13-	15
13		Fuse 13 on fuse holder C -SC13-	5A		Electromechanical parking brake button -E538-	15
					Oil level and oil temperature sender -G266-	15
					Reversing light switch -F4-	15
					Operating unit in front of centre console -E461-	15
					High-pressure sender -G65-	15
					Parking aid control unit -J446-	15
					Interior mirror -EX5-	15
14		Fuse 14 on fuse holder C -SC14-	7.5A		Light switch -E1-	15
					Trailer detector control unit -J345-	15
					Control​ unit​ for​ electromechanical​ parking​ brake -J540-	15
					ABS control unit -J104-	15
					Brake light switch -F-	15
					Power steering control unit -J500-	15
					Engine control unit -J623-	15
					Data bus diagnostic interface -J533-	15
					Control unit in dash panel insert -J285-	15
15		Fuse 15 on fuse holder C -SC15-	10A		Auxiliary heater operation relay -J485-	15
					Diagnostic connection -U31-	15
					Left headlight -MX1- , not Xenon	15
					Right​ headlight -MX2- , not Xenon	15
					Control unit for bend lighting and headlight range control​ -J745-	15
					Switch and instrument illumination regulator -E20-	15
					Air mass meter -G70-	15
16		Fuse 16 on fuse holder C -SC16-	10A		Right gas discharge bulb -L14-	15
17		Fuse 17 on fuse holder C -SC17-	5A		Mobile telephone operating electronics control unit -J412-	30
18		Fuse 18 on fuse holder C -SC18-	7.5A		Control unit for taxi alarm remote control -J601-	30
					Data transmission control unit -J753-	30
19		Fuse 19 on fuse holder C -SC19-	-		Vacant
20		Fuse 20 on fuse holder C -SC20-	5A		ABS control unit -J104-	30
21		Fuse 21 on fuse holder C -SC21-	5A		2nd heat exchanger switch-off valve -N317-	30
22		Fuse 22 on fuse holder C -SC22-	7.5A		Rain and light sensor -G397-	30
					Diagnostic connection -U31-	30
					Reversing camera system control unit -J772-	30
					Light switch -E1-	30
23		Fuse 23 on fuse holder C -SC23-	7.5A		Selector lever sensors control unit -J587-	30
					Electromechanical parking brake button -E538-	30
					Climatronic control unit -J255-	30
					Air​ conditioning​ system​ control​ unit​ -J301-	30
					Operating​ and​ display​ unit​ for​ rear​ air​ conditioning​ system -E265-	30
					Rear blower regulation sensor -G463-	30
					Remote control receiver for auxiliary coolant heater -R149-	30
24		Fuse 24 on fuse holder C -SC24-	7.5A		Entry​ and​ start​ authorisation​ control​ unit​ -J518-	30
25		Fuse 25 on fuse holder C -SC25-	7.5A		Mechatronic unit for dual clutch gearbox -J743-	15
					Selector lever sensors control unit -J587-	15
26		Fuse 26 on fuse holder C -SC26-	5A		Air quality sensor -G238-	15
27		Fuse 27 on fuse holder C -SC27-	-		Vacant
28		Fuse 28 on fuse holder C -SC28-	10A		Rear window wiper motor -V12-	75
29		Fuse 29 on fuse holder C -SC29-	30A		12V socket -U5-	75
					12V socket 3 -U19-	75
					Blocking diode -J29-	75
30		Fuse 30 on fuse holder C -SC30-	30A		Cigarette lighter -U1-	75
					12V socket 2 -U18-	75
					Onboard supply control unit -J519- (T52c/21)	75
					# Terminal 75 diagnosis feedback
31		Fuse 31 on fuse holder C -SC31-	-		Vacant	75
32		Fuse 32 on fuse holder C -SC32-	-		Vacant	75
33		Fuse 33 on fuse holder C -SC33-	-		Vacant	75
34		Fuse 34 on fuse holder C -SC34-	-		Vacant	75
35		Fuse 35 on fuse holder C -SC35-	-		Vacant	75
36		Fuse 36 on fuse holder C -SC36-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
37		Fuse 37 on fuse holder C -SC37-	10A		Two-way radio unit -R8-	30
			25A		Sliding sunroof control unit -J245-	30
38		Fuse 38 on fuse holder C -SC38-	10A		Taxi meter -G41-	30
					Mirror taxi meter -G511-	30
					Front interior light button -E326-	30
					Taxi sign switch -E138-	30
					Taxi alarm active button -E485-	30
			30A		Sunroof roller blind control unit -J394-	30
39		Fuse 39 on fuse holder C -SC39-	7.5A		Steering column electronics control unit -J527-	30
40		Fuse 40 on fuse holder C -SC40-	5A		Multimedia system control unit -J650-	30
41		Fuse 41 on fuse holder C -SC41-	5A		Dash panel insert -K-	30
42		Fuse 42 on fuse holder C -SC42-	15A		Electronically controlled damping control unit -J250-	30
43		Fuse 43 on fuse holder C -SC43-	30A		Driver seat lumbar support adjustment switch -E176-	30
					Front passenger seat lumbar support adjustment switch -E177-	30
44		Fuse 44 on fuse holder C -SC44-	25A		Fresh air blower relay -J13-	30
					Heated rear window relay -J9-	30
45		Fuse 45 on fuse holder C -SC45-	30A		Front passenger door control unit -J387-	30
					Rear right sliding door control unit -J871-	30
46		Fuse 46 on fuse holder C -SC46-	30A		Driver door control unit -J386-	30
					Rear left sliding door control unit -J870-	30
47		Fuse 47 on fuse holder C -SC47-	-		Vacant	30
48		Fuse 48 on fuse holder C -SC48-	15A		Anti-theft alarm system horn -H8-	30
					Interior monitoring sensor -G273-	30
					Onboard supply control unit -J519- (T52c/1)	30
					# Terminal 30, Anti-theft alarm supply
49		Fuse 49 on fuse holder C -SC49-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
50		Fuse 50 on fuse holder C -SC50-	30A		Onboard supply control unit -J519- , (T52b/1)	30
					# Terminal 30, Central locking supply
51		Fuse 51 on fuse holder C -SC51-	30A		Heated front seats control unit -J774-	30
52		Fuse 52 on fuse holder C -SC52-	20A		Headlight washer system relay -J39-3	30
53		Fuse 53 on fuse holder C -SC53-	30A		DC/AC converter with socket, 12V-230V -U13-	30
54		Fuse 54 on fuse holder C -SC54-	10A		Electronic steering column lock control unit -J764-	30
55		Fuse 55 on fuse holder C -SC55-	25A		Trailer voltage supply relay -J941-	30
56		Fuse 56 on fuse holder C -SC56-	30A		Trailer detector control unit -J345-	30
57		Fuse 57 on fuse holder C -SC57-	-		Vacant	30
58		Fuse 58 on fuse holder C -SC58-	25A		Special vehicle control unit -J608-	30
1 Only models with start/stop system
2 Only models with no start/stop system
3 See fuse assignment (SB), from May 2011

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Fuse assignment (SC), from May 2011

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Fuse 1 on fuse holder C -SC1-	-		Vacant	15
2		Fuse 2 on fuse holder C -SC2-	-		Vacant	15
3		Fuse 3 on fuse holder C -SC3-	-		Vacant	15
4		Fuse 4 on fuse holder C -SC4-	10A		DC/AC converter with socket, 12V-230V -U13-	15
					Voltage stabiliser -J532-	15
					Starter relay 1 -J906-1
					Starter relay 2 -J907-1	15
5		Fuse 5 on fuse holder C -SC5-	10A		Electronically controlled damping control unit -J250-	15
6		Fuse 6 on fuse holder C -SC6-	-		Vacant	15
7		Fuse 7 on fuse holder C -SC7-	-		Vacant	15
8		Fuse 8 on fuse holder C -SC8-	-		Vacant	15
9		Fuse 9 on fuse holder C -SC9-	7.5A		Front passenger side airbag deactivated warning lamp -K145-	15
					Airbag​ control​ unit​ -J234-	15
10		Fuse 10 on fuse holder C -SC10-	5A		Taxi meter -G41-	15
					Mirror taxi meter -G511-	15
					Control unit for taxi alarm remote control -J601-	15
11		Fuse 11 on fuse holder C -SC11-	10A		All-wheel drive control unit -J492-	15
12		Fuse 12 on fuse holder C -SC12-	10A		Left gas discharge light -L13-	15
13		Fuse 13 on fuse holder C -SC13-	5A		Electromechanical parking brake button -E538-	15
					Oil level and oil temperature sender -G266-	15
					Reversing light switch -F4-	15
					Operating unit in front of centre console -E461-	15
					High-pressure sender -G65-	15
					Parking aid control unit -J446-	15
					Interior mirror -EX5-	15
					Front camera for driver assist systems -R242-	15
14		Fuse 14 on fuse holder C -SC14-	7.5A		Light switch -E1-	15
					Trailer detector control unit -J345-	15
					Control​ unit​ for​ electromechanical​ parking​ brake -J540-	15
					ABS control unit -J104-	15
					Brake​ light​ switch -F-3	15
					Power steering control unit -J500-	15
					Engine control unit -J623-	15
					Data bus diagnostic interface -J533-	15
					Control unit in dash panel insert -J285-	15
15		Fuse 15 on fuse holder C -SC15-	10A		Auxiliary heater operation relay -J485-	15
					Diagnostic connection -U31-	15
					Left headlight -MX1- , not Xenon	15
					Right​ headlight -MX2- , not Xenon	15
					Control unit for bend lighting and headlight range control​ -J745-	15
					Switch and instrument illumination regulator -E20-	15
					Air mass meter -G70-	15
16		Fuse 16 on fuse holder C -SC16-	10A		Right gas discharge bulb -L14-	15
17		Fuse 17 on fuse holder C -SC17-	5A		Mobile telephone operating electronics control unit -J412-	30
18		Fuse 18 on fuse holder C -SC18-	7.5A		Control unit for taxi alarm remote control -J601-	30
					Data transmission control unit -J753-	30
19		Fuse 19 on fuse holder C -SC19-	-		Vacant
20		Fuse 20 on fuse holder C -SC20-	5A		ABS control unit -J104-	30
21		Fuse 21 on fuse holder C -SC21-	5A		2nd heat exchanger switch-off valve -N317-	30
22		Fuse 22 on fuse holder C -SC22-	7.5A		Rain and light sensor -G397-	30
					Diagnostic connection -U31-	30
					Reversing camera system control unit -J772-	30
					Light switch -E1-	30
23		Fuse 23 on fuse holder C -SC23-	7.5A		Selector lever sensors control unit -J587-	30
					Electromechanical parking brake button -E538-	30
					Climatronic control unit -J255-	30
					Air​ conditioning​ system​ control​ unit​ -J301-	30
					Operating​ and​ display​ unit​ for​ rear​ air​ conditioning​ system -E265-	30
					Rear blower regulation sensor -G463-	30
					Remote control receiver for auxiliary coolant heater -R149-	30
24		Fuse 24 on fuse holder C -SC24-	7.5A		Entry​ and​ start​ authorisation​ control​ unit​ -J518-	30
25		Fuse 25 on fuse holder C -SC25-	7.5A		Mechatronic unit for dual clutch gearbox -J743-	15
					Selector lever sensors control unit -J587-	15
26		Fuse 26 on fuse holder C -SC26-	5A		Air quality sensor -G238-	15
27		Fuse 27 on fuse holder C -SC27-	-		Vacant
28		Fuse 28 on fuse holder C -SC28-	15A		Rear window wiper motor -V12-	75
29		Fuse 29 on fuse holder C -SC29-	30A		12V socket -U5-	75
					12V socket 3 -U19-	75
					Blocking diode -J29-	75
30		Fuse 30 on fuse holder C -SC30-	30A		Cigarette lighter -U1-	75
					12V socket 2 -U18-	75
					Onboard supply control unit -J519- (T52c/21)	75
					# Terminal 75 diagnosis feedback
31		Fuse 31 on fuse holder C -SC31-	-		Vacant	75
32		Fuse 32 on fuse holder C -SC32-	-		Vacant	75
33		Fuse 33 on fuse holder C -SC33-	-		Vacant	75
34		Fuse 34 on fuse holder C -SC34-	-		Vacant	75
35		Fuse 35 on fuse holder C -SC35-	-		Vacant	75
36		Fuse 36 on fuse holder C -SC36-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
37		Fuse 37 on fuse holder C -SC37-	25A		Sliding sunroof control unit -J245-	30
38		Fuse 38 on fuse holder C -SC38-	30A		Sunroof roller blind control unit -J394-	30
39		Fuse 39 on fuse holder C -SC39-	7.5A		Steering column electronics control unit -J527-	30
40		Fuse 40 on fuse holder C -SC40-	5A		Multimedia system control unit -J650-	30
41		Fuse 41 on fuse holder C -SC41-	5A		Dash panel insert -K-	30
42		Fuse 42 on fuse holder C -SC42-	15A		Electronically controlled damping control unit -J250-	30
43		Fuse 43 on fuse holder C -SC43-	30A		Driver seat lumbar support adjustment switch -E176-	30
					Front passenger seat lumbar support adjustment switch -E177-	30
44		Fuse 44 on fuse holder C -SC44-	25A		Fresh air blower relay -J13-	30
					Heated rear window relay -J9-	30
45		Fuse 45 on fuse holder C -SC45-	30A		Front passenger door control unit -J387-	30
					Rear right sliding door control unit -J871-	30
46		Fuse 46 on fuse holder C -SC46-	30A		Driver door control unit -J386-	30
					Rear left sliding door control unit -J870-	30
47		Fuse 47 on fuse holder C -SC47-	10A		Taxi meter -G41-	30
					Mirror taxi meter -G511-	30
					Front interior light button -E326-	30
					Taxi sign switch -E138-	30
					Taxi alarm active button -E485-	30
48		Fuse 48 on fuse holder C -SC48-	15A		Anti-theft alarm system horn -H8-	30
					Interior monitoring sensor -G273-	30
					Onboard supply control unit -J519- (T52c/1)	30
					# Terminal 30, Anti-theft alarm supply
49		Fuse 49 on fuse holder C -SC49-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
50		Fuse 50 on fuse holder C -SC50-	30A		Onboard supply control unit -J519- , (T52b/1)	30
					# Terminal 30, Central locking supply
51		Fuse 51 on fuse holder C -SC51-	30A		Heated front seats control unit -J774-	30
52		Fuse 52 on fuse holder C -SC52-	30A		Rear air recirculation blower -V242-	30
53		Fuse 53 on fuse holder C -SC53-	30A		DC/AC converter with socket, 12V-230V -U13-	30
54		Fuse 54 on fuse holder C -SC54-	10A		Electronic steering column lock control unit -J764-	30
55		Fuse 55 on fuse holder C -SC55-	25A		Trailer voltage supply relay -J941-	30
56		Fuse 56 on fuse holder C -SC56-	30A		Trailer detector control unit -J345-	30
57		Fuse 57 on fuse holder C -SC57-	10A		Two-way radio unit -R8-	30
58		Fuse 58 on fuse holder C -SC58-	25A		Special vehicle control unit -J608-	30
1 Only models with start/stop system
2 Only models with no start/stop system
3 To November 2011

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Fuse assignment (SC), from May 2013

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Fuse 1 on fuse holder C -SC1-	-		Vacant	15
2		Fuse 2 on fuse holder C -SC2-	-		Vacant	15
3		Fuse 3 on fuse holder C -SC3-	-		Vacant	15
4		Fuse 4 on fuse holder C -SC4-	10A		DC/AC converter with socket, 12V-230V -U13-	15
					Voltage stabiliser -J532-	15
					Starter relay 1 -J906-1
					Starter relay 2 -J907-1	15
5		Fuse 5 on fuse holder C -SC5-	10A		Electronically controlled damping control unit -J250-	15
6		Fuse 6 on fuse holder C -SC6-	-		Vacant	15
7		Fuse 7 on fuse holder C -SC7-	-		Vacant	15
8		Fuse 8 on fuse holder C -SC8-	-		Vacant	15
9		Fuse 9 on fuse holder C -SC9-	7.5A		Front passenger side airbag deactivated warning lamp -K145-	15
					Airbag​ control​ unit​ -J234-	15
10		Fuse 10 on fuse holder C -SC10-	5A		Taxi meter -G41-	15
					Mirror taxi meter -G511-	15
					Control unit for taxi alarm remote control -J601-	15
11		Fuse 11 on fuse holder C -SC11-	10A		All-wheel drive control unit -J492-	15
12		Fuse 12 on fuse holder C -SC12-	10A		Left gas discharge light -L13-	15
13		Fuse 13 on fuse holder C -SC13-	5A		Electromechanical parking brake button -E538-	15
					Oil level and oil temperature sender -G266-	15
					Reversing light switch -F4-	15
					Operating unit in front of centre console -E461-	15
					High-pressure sender -G65-	15
					Parking aid control unit -J446-	15
					Interior mirror -EX5-	15
					Front camera for driver assist systems -R242-	15
14		Fuse 14 on fuse holder C -SC14-	7.5A		Light switch -E1-	15
					Trailer detector control unit -J345-	15
					Control​ unit​ for​ electromechanical​ parking​ brake -J540-	15
					ABS control unit -J104-	15
					Brake​ light​ switch -F-3	15
					Power steering control unit -J500-	15
					Engine control unit -J623-	15
					Data bus diagnostic interface -J533-	15
					Control unit in dash panel insert -J285-	15
15		Fuse 15 on fuse holder C -SC15-	10A		Auxiliary heater operation relay -J485-	15
					Diagnostic connection -U31-	15
					Left headlight -MX1- , not Xenon	15
					Right​ headlight -MX2- , not Xenon	15
					Control unit for bend lighting and headlight range control​ -J745-	15
					Switch and instrument illumination regulator -E20-	15
					Air mass meter -G70-	15
16		Fuse 16 on fuse holder C -SC16-	10A		Right gas discharge bulb -L14-	15
17		Fuse 17 on fuse holder C -SC17-	5A		Mobile telephone operating electronics control unit -J412-	30
18		Fuse 18 on fuse holder C -SC18-	7.5A		Control unit for taxi alarm remote control -J601-	30
					Data transmission control unit -J753-	30
19		Fuse 19 on fuse holder C -SC19-	-		Vacant
20		Fuse 20 on fuse holder C -SC20-	5A		ABS control unit -J104-	30
21		Fuse 21 on fuse holder C -SC21-	5A		2nd heat exchanger switch-off valve -N317-	30
22		Fuse 22 on fuse holder C -SC22-	7.5A		Rain and light sensor -G397-	30
					Diagnostic connection -U31-	30
					Reversing camera system control unit -J772-	30
					Light switch -E1-	30
23		Fuse 23 on fuse holder C -SC23-	7.5A		Selector lever sensors control unit -J587-	30
					Electromechanical parking brake button -E538-	30
					Climatronic control unit -J255-	30
					Air​ conditioning​ system​ control​ unit​ -J301-	30
					Operating​ and​ display​ unit​ for​ rear​ air​ conditioning​ system -E265-	30
					Rear blower regulation sensor -G463-	30
					Remote control receiver for auxiliary coolant heater -R149-	30
24		Fuse 24 on fuse holder C -SC24-	7.5A		Entry​ and​ start​ authorisation​ control​ unit​ -J518-	30
25		Fuse 25 on fuse holder C -SC25-	7.5A		Mechatronic unit for dual clutch gearbox -J743-	15
					Selector lever sensors control unit -J587-	15
26		Fuse 26 on fuse holder C -SC26-	5A		Air quality sensor -G238-	15
27		Fuse 27 on fuse holder C -SC27-	-		Vacant
28		Fuse 28 on fuse holder C -SC28-	15A		Rear window wiper motor -V12-	75
29		Fuse 29 on fuse holder C -SC29-	30A		12V socket -U5-	75
					12V socket 3 -U19-	75
					Blocking diode -J29-	75
30		Fuse 30 on fuse holder C -SC30-	30A		Cigarette lighter -U1-	75
					12V socket 2 -U18-	75
					Onboard supply control unit -J519- (T52c/21)	75
					# Terminal 75 diagnosis feedback
31		Fuse 31 on fuse holder C -SC31-	-		Vacant	75
32		Fuse 32 on fuse holder C -SC32-	-		Vacant	75
33		Fuse 33 on fuse holder C -SC33-	-		Vacant	75
34		Fuse 34 on fuse holder C -SC34-	-		Vacant	75
35		Fuse 35 on fuse holder C -SC35-	-		Vacant	75
36		Fuse 36 on fuse holder C -SC36-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
37		Fuse 37 on fuse holder C -SC37-	25A		Sliding sunroof control unit -J245-	30
38		Fuse 38 on fuse holder C -SC38-	30A		Sunroof roller blind control unit -J394-	30
39		Fuse 39 on fuse holder C -SC39-	7.5A		Steering column electronics control unit -J527-	30
40		Fuse 40 on fuse holder C -SC40-	5A		Multimedia system control unit -J650-	30
41		Fuse 41 on fuse holder C -SC41-	5A		Dash panel insert -K-	30
42		Fuse 42 on fuse holder C -SC42-	15A		Electronically controlled damping control unit -J250-	30
43		Fuse 43 on fuse holder C -SC43-	30A		Driver seat lumbar support adjustment switch -E176-	30
					Front passenger seat lumbar support adjustment switch -E177-	30
44		Fuse 44 on fuse holder C -SC44-	25A		Fresh air blower relay -J13-	30
					Heated rear window relay -J9-	30
45		Fuse 45 on fuse holder C -SC45-	30A		Front passenger door control unit -J387-	30
					Rear right sliding door control unit -J871-	30
46		Fuse 46 on fuse holder C -SC46-	30A		Driver door control unit -J386-	30
					Rear left sliding door control unit -J870-	30
47		Fuse 47 on fuse holder C -SC47-	10A		Taxi meter -G41-	30
					Mirror taxi meter -G511-	30
					Front interior light button -E326-	30
					Taxi sign switch -E138-	30
					Taxi alarm active button -E485-	30
48		Fuse 48 on fuse holder C -SC48-	15A		Anti-theft alarm system horn -H8-	30
					Interior monitoring sensor -G273-	30
					Onboard supply control unit -J519- (T52c/1)	30
					# Terminal 30, Anti-theft alarm supply
49		Fuse 49 on fuse holder C -SC49-	30A		Control​ unit​ for​ electromechanical​ parking​ brake -J540-	30
50		Fuse 50 on fuse holder C -SC50-	30A		Onboard supply control unit -J519- , (T52b/1)	30
					# Terminal 30, Central locking supply
51		Fuse 51 on fuse holder C -SC51-	30A		Heated front seats control unit -J774-	30
52		Fuse 52 on fuse holder C -SC52-	30A		Rear air recirculation blower -V242-	30
53		Fuse 53 on fuse holder C -SC53-	30A		DC/AC converter with socket, 12V-230V -U13-	30
54		Fuse 54 on fuse holder C -SC54-	10A		Electronic steering column lock control unit -J764-	30
55		Fuse 55 on fuse holder C -SC55-	25A		All-wheel drive control unit -J492-	30
56		Fuse 56 on fuse holder C -SC56-	-		Vacant	30
57		Fuse 57 on fuse holder C -SC57-	10A		Two-way radio unit -R8-	30
58		Fuse 58 on fuse holder C -SC58-	25A		Special vehicle control unit -J608-	30
1 Only models with start/stop system
2 Only models with no start/stop system

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Fuse and relay carrier (SR1), above fuse holder SC

-	Fuse colours

50 A - red

40 A - orange

30 A - light-green

25 A - natural (white)

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Fuse assignment (SR1), from September 2010

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Thermal fuse 2 -S362-	40A		Right sliding door control unit -J731-	30
2		Driver seat adjustment thermal fuse 1 -S44-	30A		Driver seat adjustment operating unit -E470-	30
3		Front passenger seat adjustment thermal fuse 1 -S46-	30A		Front passenger seat adjustment operating unit -E471-	30

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Fuse holder D (SD), rear left Fuse colours 50 A - red 40 A - orange 30 A - light-green 25 A - natural (white) Back to overview → Anchor

Unlock Lifetime Access for This Car.

Fuse assignment (SD), from September 2010

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Fuse 1 on fuse holder D -SD1-	40A		Left sliding door control unit -J558-	30
2		Fuse 2 on fuse holder D -SD2-	30A		Rear lid control unit -J605-	30
3		Fuse 3 on fuse holder D -SD3-	30A		Trailer detector control unit -J345-	30
4		Fuse 4 on fuse holder D -SD4-	30A		Trailer detector control unit -J345-	30
5		Fuse 5 on fuse holder D -SD5-	-		Vacant
6		Fuse 6 on fuse holder D -SD6-	-		Vacant

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Fuse assignment (SD), from May 2013

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1		Fuse 1 on fuse holder D -SD1-	40A		Left sliding door control unit -J558-	30
2		Fuse 2 on fuse holder D -SD2-	30A		Rear lid control unit -J605-	30
3		Fuse 3 on fuse holder D -SD3-	30A		Trailer detector control unit -J345-	30
4		Fuse 4 on fuse holder D -SD4-	30A		Trailer detector control unit -J345-	30
5		Fuse 5 on fuse holder D -SD5-	25A		Trailer voltage supply relay -J941-	30
6		Fuse 6 on fuse holder D -SD6-	30A		Trailer detector control unit -J345-	30

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