SEAT ALHAMBRA 2014 – Trailer coupling . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT ALHAMBRA 2014 - Trailer detector control unit - Trailer voltage supply relay - Trailer socket

J345	Trailer detector control unit
J941	Trailer voltage supply relay
SD5	Fuse 5 on fuse holder D
SD6	Fuse 6 on fuse holder D
SC55	Fuse 55 on fuse holder C
SC56	Fuse 56 on fuse holder C
T8i	8-pin connector
T9c	9-pin connector
T12d	12-pin connector
T13	13-pin connector
T16g	16-pin connector
U10	Trailer socket
50	Earth point, on left in luggage compartment
218	Earth connection 1, in rear lid wiring harness
372	Earth connection 7, in main wiring harness
729	Earth point, on left rear wheel housing
*	Up to May 2013
*2	From May 2013

Wiring Diagram SEAT ALHAMBRA 2014 - Electric hinged tow coupling attachment button - Trailer coupling motor Hall sender - Trailer detector control unit - Trailer towing coupling - Hinged tow attachment ball head motor

E474	Electric hinged tow coupling attachment button
G473	Trailer coupling motor Hall sender
J345	Trailer detector control unit
T3ar	3-pin connector
T4as	4-pin connector
T5i	5-pin connector
T8i	8-pin connector
T12e	12-pin connector
T16g	16-pin connector
VX15	Trailer towing coupling
V317	Hinged tow attachment ball head motor
430	Earth connection, in towing bracket wiring harness

Wiring Diagram SEAT ALHAMBRA 2014 - Trailer detector control unit - Data bus diagnostic interface

J345	Trailer detector control unit
J519	Onboard supply control unit
J533	Data bus diagnostic interface
M25	Additional brake light bulb
SD3	Fuse 3 on fuse holder D
SD4	Fuse 4 on fuse holder D
SC14	Fuse 14 on fuse holder C
T2dg	2-pin connector
T12d	12-pin connector
T12e	12-pin connector
T20	20-pin connector
T54a	54-pin connector
A199	Positive connection 4 (15a) in dash panel wiring harness
B131	Connection (54), in interior wiring harness
B397	Connection 1 (convenience CAN bus, high), in main wiring harness
B398	Connection 2 (convenience CAN bus, high), in main wiring harness
B406	Connection 1 (convenience CAN bus, low), in main wiring harness
B407	Connection 2 (convenience CAN bus, low), in main wiring harness
W9	Positive connection 1 (30), in rear wiring harness
W51	Positive connection 2 (30), in rear wiring harness

SEAT ALHAMBRA 2014 Overview of control units

Overview of control units

8 -	Trailer detector control unit -J345-

q	Fitting location

Rear right door control unit -J389-

1 -	Rear right door control unit -J389-

Location:

q	in sliding door

Pin connectors:

q	-A-6-pin connector -T6c-

q	-B-20-pin connector -T20d-

q	-C-16-pin connector -T16f-

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SEAT ALHAMBRA 2014 Sunroof roller blind control unit J394

Sunroof roller blind control unit -J394-

1 -	Sunroof roller blind control unit -J394-

Location:

q	on rear sliding sunroof

Connector:

q	-A-16-pin connector -T16t-

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SEAT ALHAMBRA 2014 Fuel pump control unit J538

Fuel pump control unit -J538-

1 -	Fuel pump control unit -J538-

Location:

q	at fuel tank

Connector:

q	-A-6-pin connector -T6d-

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SEAT ALHAMBRA 2014 Right sliding door control unit J731

Right sliding door control unit -J731-

1 -	Right sliding door control unit -J731-

Location:

q	behind rear right side trim, near wheel arch

Pin connectors:

q	-A-8-pin connector -T8s-

q	-B-10-pin connector -T10w-

q	-C-6-pin connector -T6au-

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SEAT ALHAMBRA 2014 Rear lid control unit J605

Rear lid control unit -J605-

1 -	Rear lid control unit -J605-

Location:

q	in rear lid

Pin connectors:

q	-A-5-pin connector -T5a-

q	-B-4-pin connector -T4a-

q	-C-26-pin connector -T26a-

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SEAT ALHAMBRA 2014 Remote control receiver for auxiliary coolant heater R149

Remote control receiver for auxiliary coolant heater -R149-

1 -	Remote control receiver for auxiliary coolant heater -R149-

Location:

q	near roof aerial

Pin connectors:

q	-A-6-pin connector -T6an-

q	-B-2-pin connector -T2es-

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SEAT ALHAMBRA 2014 Trailer detector control unit J345

Trailer detector control unit -J345-

1 -	Trailer detector control unit -J345-

Location:

q	in rear left side panel

Pin connectors:

q	-A-16-pin connector -T16g-

q	-B-12-pin connector T -T12d-

q	-C-12-pin connector T -T12e-

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SEAT ALHAMBRA 2014 TV tuner R78

TV tuner -R78-

1 -	TV tuner -R78-

Location:

q	in rear left side panel

Pin connectors:

q	-A-4-pin connector -T4- , TV antennas in side windows on left and right

q	-B-54-pin connector -T54a-

q	-C-4-pin connector -T4- , connectionTV card reader -R204-

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SEAT ALHAMBRA 2014 Control unit for reducing-agent heater J891

Control unit for reducing-agent heater -J891-

1 -	Control unit for reducing-agent heater -J891-

Location:

q	on reducing-agent tank at rear left

Pin connectors:

q	-A-4-pin connector -T4aq-

q	-B-5-pin connector -T5h-

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SEAT ALHAMBRA 2014 Reversing camera system control unit J772

Reversing camera system control unit -J772-

1 -	Reversing camera system control unit -J772-

Location:

q	behind rear left side trim, near wheel arch

Pin connectors:

q	-A-54-pin connector -T54b-

q	-B-2-pin connector - T - -T2- , grey (video signal)

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SEAT ALHAMBRA 2014 Left sliding door control unit J558

Left sliding door control unit -J558-

1 -	Left sliding door control unit -J558-

Location:

q	behind rear left side trim, near wheel arch

Pin connectors:

q	-A-8-pin connector -T8g-

q	-B-10-pin connector -T10q-

q	-C-6-pin connector -T6at-

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SEAT ALHAMBRA 2014 Electronically controlled damping control unit J250

Electronically controlled damping control unit -J250-

1 -	Electronically controlled damping control unit -J250-

Location:

q	on rear left on vehicle floor

Connector:

q	-A-47-pin connector -T47-

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SEAT ALHAMBRA 2014 Rear left door control unit J388

Rear left door control unit -J388-

1 -	Rear left door control unit -J388-

Location:

q	in sliding door

Pin connectors:

q	-A-6-pin connector -T6b-

q	-B-20-pin connector -T20c-

q	-C-16-pin connector -T16e-

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SEAT ALHAMBRA 2014 Overview of relay carriers

Overview of relay carriers

1 -	Relay carrier in engine compartment, on E-box low

q	Relay assignment, from September 2010

2 -	Relay carrier in engine compartment, below E-box low

q	Relay assignment, from May 2011

3 -	Relay carrier in interior, on left behind dash panel

q	Relay assignment, from September 2010

q	Relay assignment, from May 2011

4 -	Fuse/relay carrier (SR1),interior, on left under dash panel

q	Relay assignment, from September 2010

5 -	Fuse/relay carrier (SR2), rear left

Relay assignment in engine compartment, on E-box low, from September 2010 R1 -  Engine components current supply relay -J757-3 R1 -  Connection bridge 2 R2 -  Main relay -J271-1 R2 -  Terminal​ 30​ voltage​ supply​ relay​ -J317-2 1 Only models with a petrol engine 2 Only models with a diesel engine 3 Only engine code CCZA Back to overview

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Relay assignment in engine compartment, under E-box low, from September 2010 1 -  Starter relay 1 -J906-1 2 -  Automatic​ glow​ period​ control​ unit -J179-2 3 -  Vacant 4 -  Vacant 5 -  Starter relay 2 -J907-1 5 -  Terminal 50 voltage supply relay -J682-3 6 -  Vacant 1 Only models with start/stop system 2 Only models with a diesel engine 3 Only models with no start/stop system but with Kessy Back to overview

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Relay assignment in engine compartment, under E-box low, from May 2011 1 -  Starter relay 1 -J906-1 2 -  Automatic​ glow​ period​ control​ unit -J179-2 3 -  Dual tone horn relay -J4- 4 -  Headlight washer system relay -J39- 5 -  Starter relay 2 -J907-1 5 -  Terminal 50 voltage supply relay -J682-3 6 -  Additional coolant pump relay -J496- 1 Only models with start/stop system 2 Only models with a diesel engine 3 Only models with no start/stop system but with Kessy Back to overview

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Relay carrier in interior, on left behind dash panel, from September 2010

1 -	Terminal 50 voltage supply relay -J682-

q	Only models without start/stop system

2 -	Heated rear window relay -J9-

3 -	Auxiliary heater operation relay -J485-

q	Only models with auxiliary heater

3 -	Low heat output relay -J359-

q	Only models with auxiliary air heater

4 -

Vacant

5 -

Vacant

6 -	Fresh air blower relay -J13-

q	Only models with auxiliary heater

7 -

Vacant

8 -	Additional coolant pump relay -J496-

q	Only models with a petrol engine

q	From May 2011, on relay carrier in engine compartment under E-box low

8 -	Dual tone horn relay -J4-

q	From May 2011, on relay carrier in engine compartment under E-box low

9 -	Headlight washer system relay -J39-

q	From May 2011, on relay carrier in engine compartment under E-box low

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Relay carrier in interior, on left behind dash panel, from May 2011

1 -	Terminal 50 voltage supply relay -J682-

q	Only models without start/stop system

2 -	Heated rear window relay -J9-

3 -	Auxiliary heater operation relay -J485-

q	Only models with auxiliary heater

3 -	Low heat output relay -J359-

q	Only models with auxiliary air heater

4 -

Vacant

5 -

Vacant

6 -	Fresh air blower relay -J13-

q	Only models with auxiliary heater

7 -

Vacant

8 -

Vacant

9 -

Vacant

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Fuse/relay carrier (SR1) in interior, on left under dash panel, from September 2010

1 -	High heat output relay -J360-

q	Only models with auxiliary air heater

In right-hand drive models at position 5 (to the left of 4)

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

3 -	Terminal 15 voltage supply relay 2 -J681-

4 -	Heated windscreen relay -J47-

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Fuse/relay carrier (SR2), rear left, from September 2010 1 -  Trailer voltage supply relay -J941- Back to overview

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SEAT ALHAMBRA 2014 Overview of fuses

Overview of fuses

1 -	Fuse holder A -SA-

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

1 -	Fuse holder B -SB-

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

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

2 -	Fuse and relay carrier SR1

q	Fuse assignment, from September 2010

3 -	Fuse holder C -SC-

q	Fuse assignment, from September 2010

q	Fuse assignment, from May 2011

q	Fuse assignment, from May 2013

4 -	Fuse holder D -SD-

q	Fuse assignment, from September 2010

q	Fuse assignment, from May 2013

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

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Fuse assignment (SA) from September 2010

   

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

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Fuse assignment (SB), from September 2010

   

Fuse assignment (SB), from May 2011

   

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

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Fuse assignment, from September 2010

   

Fuse assignment (SC), from May 2011

   

Fuse assignment (SC), from May 2013

   

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)

Back to overview

Fuse assignment (SR1), from September 2010

   

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

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Fuse assignment (SD), from September 2010

   

Fuse assignment (SD), from May 2013

   

SEAT ALHAMBRA 2014 Overview of control units

Overview of control units

q	Fitting location, with optional equipment MEDIA-IN multimedia socket

q	Fitting location from May 2011

Parking​ aid​ control​ unit -J446- / park assist steering control unit -J791-

q	Fitting location

Radio -R- / Control​ unit​ with​ display​ for​ radio​ and​ navigation​ system​ -J503-

q	Fitting location: dash panel, centre

Climatronic control unit -J255- / air conditioning system control unit -J301-

q	Fitting location Climatronic control unit

q	Fitting location air conditioning control unit

q	Fitting location for right-hand drive vehicles

Headlight range control unit -J431-

1 -	Headlight range control unit -J431-

Fitting location:

q	Behind the glove compartment, near A-pillar, front passenger side

Connector:

q	-A-26-pin connector -T26-

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SEAT ALHAMBRA 2014 Fresh air blower control unit J126

Fresh air blower control unit -J126-

1 -	Fresh air blower control unit -J126-

Fitting location:

q	on heater and air conditioner unit, front passenger footwell

Connectors:

q	-A-2-pin connector -T2et-

q	-B-6-pin connector -T6ao-

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SEAT ALHAMBRA 2014 Mobile telephone operating electronics control unit J412

Mobile telephone operating electronics control unit -J412-

1 -	Mobile telephone operating electronics control unit -J412-

q	Without optional equipment MEDIA-IN multimedia socket

Fitting location:

q	under front passenger seat

Connector:

2 -	54-pin connector -T54-

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SEAT ALHAMBRA 2014 Mobile telephone operating electronics control unit J412

Mobile telephone operating electronics control unit -J412-

1 -	Mobile telephone operating electronics control unit -J412-

q	With optional equipment MEDIA-IN multimedia socket

Fitting location:

q	In centre console

Connector:

-A-54-pin connector -T54-

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SEAT ALHAMBRA 2014 Front passenger door control unit J387

Front passenger door control unit -J387-

1 -	Front passenger door control unit -J387-

Fitting location:

q	in front passenger door

Connectors:

q	-A-6-pin connector -T6a-

q	-B-20-pin connector -T20b-

q	-C-16-pin connector -T16d-

q	-D-32-pin connector -T32c-

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SEAT ALHAMBRA 2014 Multimedia system control unit J650

Multimedia system control unit -J650-

1 -	Multimedia system control unit -J650-

Fitting location:

q	near front armrest

Connector:

q	-A-12-pin connector -T12h-

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SEAT ALHAMBRA 2014 Control​ unit​ for​ electromechanical​ parking​ brake J540

Control​ unit​ for​ electromechanical​ parking​ brake -J540-

1 -	Control​ unit​ for​ electromechanical​ parking​ brake -J540-

Fitting location:

q	Under centre console, near front arm rest

Connector:

q	-A-30-pin connector -T30-

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SEAT ALHAMBRA 2014 Special vehicle control unit J608

Special vehicle control unit -J608-

1 -	Special vehicle control unit -J608-

Fitting location:

q	under driver seat

Connectors:

q	-A-12-pin connector -T12j-

q	-B-16-pin connector -T16o-

q	-C-12-pin connector -T12- , reserve

q	-D-20-pin connector -T20h-

q	-E-16-pin connector -T16p-

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SEAT ALHAMBRA 2014 Digital sound package amplifier R184

Digital sound package amplifier -R184-

1 -	Digital sound package amplifier -R184-

Fitting location:

q	under driver seat

Connector:

q	-A-38-pin connector -T38a-

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SEAT ALHAMBRA 2014 Driver door control unit J386

Driver door control unit -J386-

1 -	Driver door control unit -J386-

Fitting location:

q

in door

Connectors:

q	-A-6-pin connector -T6-

q	-B-20-pin connector -T20a-

q	-C-16-pin connector -T16c-

q	-D-32-pin connector -T32b-

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SEAT ALHAMBRA 2014 Driver seat adjustment control unit J810

Driver seat adjustment control unit -J810-

1 -	Driver seat adjustment control unit -J810-

Fitting location:

q	on base of driver seat

Connectors:

q	-A-12-pin connector -T12c-

q	-B-32-pin connector -T32a-

q	-C-16 pin connector -T16b-

q	-D-10-pin connector -T10-

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SEAT ALHAMBRA 2014 Heated front seats control unit J774

Heated front seats control unit -J774-

1 -	Heated front seats control unit -J774-

Fitting location up to May 2011

q	on base of driver seat

Connector:

q	-A-8-pin connector -T8-

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SEAT ALHAMBRA 2014 Heated front seats control unit J774

Heated front seats control unit -J774-

1 -	Heated front seats control unit -J774-

Fitting location from May 2011

q	in the centre console behind the air conditioning control panel

Connector:

q	-A-8-pin connector -T8-

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SEAT ALHAMBRA 2014 Multifunction steering wheel control unit J453

Multifunction steering wheel control unit -J453-

1 -	Multifunction steering wheel control unit -J453-

Fitting location:

q	in operating unit of the multifunction buttons on left of steering wheel -E440-

Connectors:

q	-A-6-pin connector -T6aw-

q	-B-12-pin connector -T12l-

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SEAT ALHAMBRA 2014

Steering column electronics control unit -J527-

1 -	Steering column electronics control unit -J527-

Fitting location:

q	Near steering column switch

Connectors:

q	-A-16-pin connector -T16h-

q	-B-4-pin connector -T4-

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SEAT ALHAMBRA 2014

Electronic steering column lock control unit -J764-

1 -	Electronic steering column lock control unit -J764-

Fitting location:

q	Behind steering column trim

Connector:

q	-A-16-pin connector -T16m-

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SEAT ALHAMBRA 2014

Parking​ aid​ control​ unit -J446- / park assist steering control unit -J791-

1 -	Parking​ aid​ control​ unit -J446- / park assist steering control unit -J791-

Fitting location:

q	near onboard supply control unit

Connectors:

q	-A-16-pin connector -T16a-

q	-B-12-pin connector -T12a-

q	-C-12-pin connector -T12b-

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SEAT ALHAMBRA 2014

Onboard supply control unit -J519-

1 -	Onboard supply control unit -J519-

Fitting location:

q	near fuse holder

Connectors:

q	-A-52-pin connector -T52a-

q	-B-52-pin connector -T52b-

q	-C-52-pin connector -T52c-

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SEAT ALHAMBRA 2014

Dash panel insert -K- / control unit in dash panel insert -J285- / immobiliser control unit -J362-

1 -	Dash panel insert -K- / control unit in dash panel insert -J285- / immobiliser control unit -J362-

Connector:

q	-A-32-pin connector -T32-

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SEAT ALHAMBRA 2014

Entry​ and​ start​ authorisation​ control​ unit​ -J518-

1 -	Entry​ and​ start​ authorisation​ control​ unit​ -J518-

Fitting location:

q	next to steering column, near centre console

Connector:

q	-A-32-pin connector -T32d-

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SEAT ALHAMBRA 2014

Data bus diagnostic interface -J533-

1 -	Data bus diagnostic interface -J533-

Fitting location:

q	next to steering column, near centre console

Connector:

q	-A-20-pin connector -T20-

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SEAT ALHAMBRA 2014

Sliding sunroof control unit -J245-

1 -	Sliding sunroof control unit -J245-

Connector:

q	-A-16-pin​ connector​ -T16l-

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SEAT ALHAMBRA 2014

Airbag​ control​ unit​ -J234-

1 -	Airbag​ control​ unit​ -J234-

Fitting location:

q	under centre console, front

Connector:

q	-A-100-pin connector -T100-

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SEAT ALHAMBRA 2014 Climatronic control unit J255

Climatronic control unit -J255-

1 -	Climatronic control unit -J255-

Fitting location:

q	In centre console

Connectors:

q	-A-20-pin connector -T20g-

q	-B-16-pin connector -T16j-

q	-C-16-pin connector -T16k-

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SEAT ALHAMBRA 2014 Air​ conditioning​ system​ control​ unit​ J301

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

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

Fitting location:

q	In centre console

Connectors:

q	-A-20-pin connector -T20f-

q	-B-16-pin connector -T16i-

q	-C-5-pin connector -T5-

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SEAT ALHAMBRA 2014 Automatic anti-dazzle interior mirror Y7

Automatic anti-dazzle interior mirror -Y7-

1 -	Automatic anti-dazzle interior mirror -Y7-

Connector:

q	-A-8-pin connector -T8e-

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SEAT ALHAMBRA 2014 Voltage stabiliser J532

Voltage stabiliser -J532-

1 -	Voltage stabiliser -J532-

Fitting location:

q	on heater and air conditioner unit, front passenger footwell

Connector:

q	-A-10-pin connector -T10k-

From May 2011, see chapter Fitting locations: Control units in engine compartment

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SEAT ALHAMBRA 2014 Voltage stabiliser J532

Voltage stabiliser -J532-

1 -	Voltage stabiliser -J532-

Fitting location:

q	behind centre console

Connector:

q	-A-10-pin connector -T10k-

From May 2011, see chapter Fitting locations: Control units in engine compartment

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