AUTOMOTIVE ELECTRICIANS

SEAT LEON 2008 – Headlight for gaseous discharge light (Bixenon), with automatic headlight range control . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT LEON 2008 - Front left vehicle level sender - rear left vehicle level sender - headlight range control - control unit



Wiring Diagram  SEAT LEON 2008 - Front left vehicle level sender - rear left vehicle level sender - headlight range control - control unit Download PDF file
G76Rear left vehicle level sender
G78Front left vehicle level sender
J431Headlight range control, control unit
J533Data bus diagnostic interface
  367 Earth connection 2, in main wiring harness
  A20 Positive connection (15a), in dash panel wiring harness
  A38 Positive connection 2 (15a), in dash panel wiring harness
  B383 Connection 1 (drive train CAN bus, high), in main wiring harness
  B390 Connection 1 (drive train CAN bus, low), in main wiring harness
  N2 Connection 1, in headlight range control wiring harness
  N3 Connection 2, in headlight range control wiring harness
  N4 Connection 3, in headlight range control wiring harness
  N5 Connection 4, in headlight range control wiring harness
  N6 Connection 5, in headlight range control wiring harness
  N7 Connection 6, in headlight range control wiring harness

Wiring Diagram SEAT LEON 2008 - Left dip beam screen - left headlight bulbs - left gas discharge bulb control unit - control unit for headlight range control



J343Left gas discharge light control unit
J431Headlight range control, control unit
J519Onboard supply control unit
L13Left gas discharge (xenon) bulb
M1Left side light bulb
M5Front left turn signal bulb
M30Left main beam bulb
T14d14-pin connector
T2626-pin connector
V48Left headlight range control motor
V294Left dip beam screen motor
  85 Earth connection 1, in engine compartment wiring harness

Wiring Diagram SEAT LEON 2008 - Right dip beam screen - right headlight bulbs - right gas discharge bulb control unit - control unit for headlight range control



J344Right gas discharge light control unit
J431Headlight range control, control unit
J519Onboard supply control unit
L14Right gas discharge (xenon) bulb
M3Right side light bulb
M7Front right turn signal bulb
M32Right main beam bulb
T14e14-pin connector
T2626-pin connector
V49Right headlight range control motor
V295Right dip beam screen motor
  209 Earth connection 6, in engine compartment wiring harness
  B167 Connection (56b), in interior wiring harness

Wiring Diagram SEAT LEON 2008 - Dash panel insert - windscreen washer fluid level sender



G33Windscreen washer fluid level sender/water level
J285Display control unit in dash panel insert
J519Onboard supply control unit
K37Washer fluid level warning lamp
T3636-pin connector
  269 Earth connection (sender earth) 1, in dash panel wiring harness


SEAT LEON 2008

Connector:

SEAT LEON 2008 Control units overview

Control units overview
Download PDF file
q   Connector assigment
q   Connector
q   50-pin connector assigment
q   50-pin connector
q   75-pin connector assigment
q   75-pin connector
q   from November 2007:
q   100-pin connector assigment
q   100-pin connector

   
Download PDF file
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector

   
Download PDF file
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector

   
Download PDF file
q   Connector assigment
q   Connector
q   Connector assigment
q   Connector
q   Connector
q   Description of signal
q   Connector assigment
q   Connector

   
Convenience system central control unit -J393-
   
Download PDF file
Connector assigment:
A -  Convenience system central control unit -J393-

León Fitting Locations No.  805 / 7
Location:
Under centre console -arrow-
 
50-pin connector assigment:
A -  Airbag control unit -J234-

León Fitting Locations No.  805 / 9
   
75-pin connector assigment:
A -  Airbag control unit -J234-

León Fitting Locations No.  805 / 10
   
100-pin connector assigment:
A -  Airbag control unit -J234-

León Fitting Locations No.  805 / 11
Location:
In front passenger door -arrow-
 
Connector assigment:
A -  Front passenger side door control unit -J387-

León Fitting Locations No.  805 / 13
Location:
In dash panel, right -arrow-
 
Connector assigment:
A -  Headlight range control, control unit -J431-

León Fitting Locations No.  805 / 15
Location:
In dash panel, right -arrow-
 
Connector assigment:
A -  Cornering light and headlight range control unit -J745-

León Fitting Locations No.  805 / 17
Location:
In rear right door -arrow-
 
Connector assigment:
A -  Rear right door control unit -J389-

León Fitting Locations No.  805 / 19
Location:
Under rear seat, right, on fuel delivery unit -arrow-
 
Connector assigment:
A -  Fuel pump control unit -J538-
q   Engines BLR, BVY, BVZ, BWA, BWA1 BWJ, BZB and CAXC

León Fitting Locations No.  805 / 21
Location:
In rear left door -arrow-
 
Connector assigment:
A -  Rear left door control unit -J388-

León Fitting Locations No.  805 / 23
Location:
Behind front interior light -arrow-
 
Connector assigment:
A -  Sliding sunroof adjustment control unit -J245-

León Fitting Locations No.  805 / 25
Location:
In driver door -arrow-
 
Connector assigment:
A -  Driver door control unit -J386-

León Fitting Locations No.  805 / 27
Location:
Below the dash panel on left, near centre console -arrow-
 
Connector assigment:
A -  Data bus diagnostic interface -J533-

León Fitting Locations No.  805 / 29
Location:
On steering column -arrow-
 
Connector assigment:
A -  Steering column electronics control unit -J527-

León Fitting Locations No.  805 / 31
Location:
On left under dash panel, under relay carrier -arrow-.
 
Pin connector:
A -  11-pin connector
B -  12-pin connector
C -  12-pin connector
D -  11-pin connector
E -  16-pin connector
F -  8-pin connector
G -  12-pin connector
H -  Vacant
I -  2-pin connector
J -  6-pin connector
K -  10-pin connector
L -  2-pin connector

   

León Fitting Locations No.  805 / 34
   
Connector Pin Terminal Equipment
H
Equipment
M
B 9 Right tail light signal output x x
B 10 Signal output for rear right turn signal x x
B 11 Interior lighting, door contact switch signal output x x
B 12 Illumination - switches and instruments (58d) signal output x x
C 1 Signal output for switching heated seat off x x
C 2 Left brake and tail light signal output x x
C 3 Rear right fog light signal output x x
C 4   - -
C 5 Left seat backrest switch signal output x x
C 6 Right seat backrest switch signal output x x
C 7   - -
C 8 Number plate light signal output x x
C 9 High level brake light signal output x x
C 10 Left tail light signal output x x
C 11 Left tail light signal output x x
C 12 Left reversing light signal output x x
D 1 Supply (30), left lights x x
D 2 Left fog light signal output x -
D 3 Left main beam signal output x x
D 4 Left dipped beam signal output x x

   

León Fitting Locations No.  805 / 36
   
Connector Pin Terminal Equipment
H
Equipment
M
E 12 Come-Home potentiometer input signal x x
E 13 Rear fog light switch signal input x x
E 14 Automatic driving lights switch signal input x x
E 15   - -
E 16 Light switch position "0" signal input x x
F 1 Signal input (50), diagnosis x x
F 2 Signal input (15), diagnosis engine x x
F 3 LIN-Bus x x
F 4 Signal (L) alternator x x
F 5 Bonnet switch input signal x x
F 6 Reversing light switch signal input x x
F 7 Input signal for reference voltage (30) x x
F 8 Input signal for earth - reference voltage (31) x x
G 1 Voltage supply (50) for ignition/starter switch signal input x x
G 2 Hazard warning light system warning lamp signal input x x
G 3 Heated rear window warning lamp signal input x x
G 4 Signal earth for illumination regulators - switches and instruments (31) x x
G 5   - -
G 6 Heated rear window button input signal x x

   

León Fitting Locations No.  805 / 38
   
Connector Pin Terminal Equipment
H
Equipment
M
I 1 Supply (75a) input x x
I 2 Supply (75x) output x x
J 1 Washer pump supply input x x
J 2 Washer pump motor and rear window wiper motor signal output x x
J 3 signal horn x x
J 4 Washer pump motor and rear window wiper motor signal output x x
J 5 Washer pump earth (31) x x
J 6 Horn signal output x x
K 1 Heated rear window signal output x x
K 2   - -
K 3   - -
K 4   - -
K 5 Supply input (30G) x x
K 6 Heated rear window supply input x x
K 7   - -
K 8   - -
K 9   - -
K 10 Supply output (30G) x x
L 1 Interior supply input (15) x x
L 2 Interior supply output (15) x x

   

SEAT LEON 2008 Display control unit in dash panel insert -J285-

Location:
In dash panel -arrow-
 
Connector assigment:
A -  Display control unit in dash panel insert -J285-

SEAT LEON 2008 Overview of earth points in engine compartment

Overview of earth points in engine compartment
Download PDF file
q   from November 2005:
q   Location

   
Download PDF file
q   from November 2005:
q   Location
q   from November 2005:
q   Location
q   from November 2005:
q   Location

   
Download PDF file

   
Download PDF file
  607 Earth point, on left in plenum chamber -arrow-
 
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From April 2005
  673 Earth point 3, on front left longitudinal member -arrow B-
  3 Earth strap, engine - body -arrow D-
 
  671 Earth point 1, on front left longitudinal member -arrow A-
  673 Earth point 3, on front left longitudinal member -arrow C-
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Only models with engine codes BLR, BVY, BVZ, BWA, BWJ, BXW, BZB and CAXC
  18 Earth point on engine block -arrow-
 

SEAT LEON 2008 Overview of earth points in vehicle interior

Overview of earth points in vehicle interior
SEAT LEON 2008 Overview of earth points in vehicle interiorGet access to all wiring diagrams of the carDownload PDF file
q   from May 2005:
q   Location
q   from May 2005:
q   Location

   
Download PDF file

   
Download PDF file
From April 2005
  43 Earth point, lower part of right A-pillar -arrow A-
  617 Earth point 2, lower part of right A-pillar -arrow C-
 
  43 Earth point, lower part of right A-pillar -arrow A-
Download PDF file
  78 Earth point, lower part of right B-pillar -arrow-
 
Download PDF file
  602 Earth point, in front left footwell -arrow B-
 
Download PDF file

SEAT LEON 2008 Overview of earth points in luggage compartment and in roof

Overview of earth points in luggage compartment and in roof
SEAT LEON 2008 Overview of earth points in luggage compartment and in roofGet access to all wiring diagrams of the carDownload PDF file

   
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  666 Earth point, on rear right of roof -arrow-
 
Download PDF file
  50 Earth point, on left in luggage compartment -arrow-
 
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