Wiring Diagram SEAT LEON 2007 - High pressure sender - Climatronic control unit - air conditioning system compressor regulating valve
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https://portal-diagnostov.com/license.html
Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO
| G56 | Dash panel temperature sensor |
| G65 | High pressure sender |
| J255 | Climatronic control unit |
| J681 | Terminal 15 voltage supply relay 2, on onboard supply control unit (460) |
| N280 | Air conditioning system compressor regulating valve |
| T4t | 4-pin connector, near starter |
| |
| |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 332 | Earth connection 4, in dash panel wiring harness |
| 373 | Earth connection 8, in main wiring harness |
| |
| A38 | Positive connection 2 (15a), in dash panel wiring harness |
| A40 | Positive connection 1 (30), in dash panel wiring harness |
| A192 | Positive connection 3 (15a), in dash panel wiring harness |
| B219 | Positive connection 4 (30a), in interior wiring harness |
Wiring Diagram SEAT LEON 2007 - Sunlight penetration photosensors - right and left vent temperature sender - evaporator out-flow temperature sender - Climatronic control unit
| G107 | Sunlight penetration photosensor |
| G134 | Sunlight penetration photosensor 2 |
| G150 | Left vent temperature sender |
| G151 | Right vent temperature sender |
| G263 | Evaporator out-flow temperature sender |
| J255 | Climatronic control unit |
| J519 | Onboard supply control unit |
| T16g | 16-pin connector |
| T20c | 20-pin connector |
| L7 | Connection 3, in air conditioning system wiring harness |
| L9 | Connection 1, in air conditioning system wiring harness |
Wiring Diagram SEAT LEON 2007 - Air recirculation flap control motor potentiometer - potentiometer for left temperature flap control motor
| G143 | Air recirculation flap control motor potentiometer |
| G220 | Potentiometer for left temperature flap control motor |
| G261 | Left footwell vent temperature sender |
| G262 | Right footwell vent temperature sender |
| J255 | Climatronic control unit |
| J519 | Onboard supply control unit |
| T16f | 16-pin connector |
| T16g | 16-pin connector |
| V113 | Air recirculation flap control motor |
| V158 | Left temperature flap control motor |
| L7 | Connection 3, in air conditioning system wiring harness |
| L8 | Connection 4, in air conditioning system wiring harness |
Wiring Diagram SEAT LEON 2007 - Defroster flap control motor - right temperature flap control motor - Climatronic control unit
| G135 | Defroster flap control motor potentiometer |
| G221 | Potentiometer for right temperature flap control motor |
| J255 | Climatronic control unit |
| J519 | Onboard supply control unit |
| J774 | Heated front seats control unit, on driver seat |
| T8k | 8-pin connector |
| T10f | 10-pin connector, under driver seat |
| T16f | 16-pin connector |
| T16g | 16-pin connector |
| T20c | 20-pin connector |
| V107 | Defroster flap control motor |
| V159 | Right temperature flap control motor |
| B431 | Connection (seat heating), in main wiring harness |
| L7 | Connection 3, in air conditioning system wiring harness |
| L8 | Connection 4, in air conditioning system wiring harness |
| M42 | Connection 2, in driver seat wiring harness |
| * | only models with heated seats |
Wiring Diagram SEAT LEON 2007 - Central flap control motor - air flow flap control motor - fresh air blower - Climatronic control unit - fresh air blower control unit
| G112 | Central flap control motor potentiometer |
| G113 | Air flow flap control motor potentiometer |
| J126 | Fresh air blower control unit |
| J255 | Climatronic control unit |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| V2 | Fresh air blower |
| V70 | Central flap control motor |
| V71 | Air flow flap control motor |
| |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| L7 | Connection 3, in air conditioning system wiring harness |
| L8 | Connection 4, in air conditioning system wiring harness |
SEAT LEON 2007 Overview of relay on relay carrier
Overview of relay on relay carrier | | | | León | Fitting Locations | No. 803 / 2 |
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Relay position assignment on additional relay carrier under electronics box in left engine compartment, from April 2005
Note:
| The additional relay carrier is located under the electronics box and is only visible when it is removed. |
| | | C2 - | Automatic glow period control unit -J179- (461) |
| q | Engines AZV, BKC and BKD |
SEAT LEON 2007 Additional relay carrier, under electronics box, on left of engine compartment, from November 2005
Additional relay carrier, under electronics box, on left of engine compartment, from November 2005 | | Automatic glow period control unit -J179- (engines AZV, BKC, BKD, BLS, BMM and BXE) |
| | SEAT LEON 2007 Additional relay carrier, under electronics box, on left of engine compartment, from May 2006
Additional relay carrier, under electronics box, on left of engine compartment, from May 2006 | | Automatic glow period control unit -J179- (engines AZV, BKC, BKD, BLS, BMM, BMN and BXE) |
| | SEAT LEON 2007 Additional relay carrier, under electronics box, on left of engine compartment, from November 2006
Additional relay carrier, under electronics box, on left of engine compartment, from November 2006 | | Automatic glow period control unit -J179- (engines AZV, BKC, BKD, BLS, BMM, BMN and BXE) |
| | SEAT LEON 2007 Additional relay carrier, under electronics box, on left of engine compartment, from May 2007
Additional relay carrier, under electronics box, on left of engine compartment, from May 2007 | | Automatic glow period control unit -J179- (engines AZV, BKC, BKD, BLS, BMM, BMN, BXE and BXF) |
| | SEAT LEON 2007 Relay locations on electronics box on electronics box, on left of engine compartment, from April 2005
Relay locations on electronics box on electronics box, on left of engine compartment, from April 2005 | | A1 - | Terminal 30 voltage supply relay -J317- (458) |
| q | Engines AZV, BKC, BKD and BSE |
| - | Motronic current supply relay -J271- (458) |
| A2 - | Secondary air pump fuse -J299- (100) |
SEAT LEON 2007 Relay locations in electronics box, in left engine compartment, from November 2005
Relay locations in electronics box, in left engine compartment, from November 2005 | | A1 - | Terminal 30 voltage supply relay -J317- (458) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BSE, BSF and BXE |
| - | Motronic current supply relay -J271- (458) |
| q | Engines BVY, BVZ and BWA1 |
| A2 - | Secondary air pump fuse -J299- (100) |
SEAT LEON 2007 Relay locations in electronics box, in left engine compartment, from May 2006
Relay locations in electronics box, in left engine compartment, from May 2006 | | A1 - | Terminal 30 voltage supply relay -J317- (458) |
| - | Terminal 30 voltage supply relay -J317- (100) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BXE and BXW |
| - | Motronic current supply relay -J271- (100) |
| q | Engines BVY, BVZ and BWA |
| A2 - | Secondary air pump fuse -J299- (100) |
SEAT LEON 2007 Relay locations in electronics box, in left engine compartment, from November 2006
Relay locations in electronics box, in left engine compartment, from November 2006 | | A1 - | Terminal 30 voltage supply relay -J317- (458) |
| - | Terminal 30 voltage supply relay -J317- (100) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BXE and BXW |
| - | Motronic current supply relay -J271- (100) |
| q | Engines BVY, BVZ, BWA and BWJ |
| A2 - | Secondary air pump fuse -J299- (100) |
SEAT LEON 2007 Relay locations in electronics box, in left engine compartment, from May 2007
Relay locations in electronics box, in left engine compartment, from May 2007 | | A1 - | Terminal 30 voltage supply relay -J317- (100) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BXE, BXF and BXW |
| - | Terminal 30 voltage supply relay -J317- (458) |
| - | Motronic current supply relay -J271- (100) |
| q | Engines BVY, BVZ, BWA, BWJ and BZB |
| A2 - | Secondary air pump fuse -J299- (100) |
| - | Current supply relay, relais for engine components -J757- (100) |
SEAT LEON 2007 Relay locations in electronics box, in left engine compartment, from November 2007
Relay locations in electronics box, in left engine compartment, from November 2007 | | A1 - | Terminal 30 voltage supply relay -J317- (100) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BXE, BXF and BXW |
| - | Terminal 30 voltage supply relay -J317- (458) |
| q | Engines BSE, BSF and CCSA |
| - | Motronic current supply relay -J271- (100) |
| q | Engines BVY, BVZ, BWA, BWJ, BZB and CAXC |
| A2 - | Secondary air pump fuse -J299- (100) |
| - | Current supply relay, relais for engine components -J757- (100) |
| - | Additional coolant pump relay -J496- (100) |
SEAT LEON 2007 Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from April 2005
Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from April 2005 | | B1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| B2 - | Seat heater relay -J83- (449) |
| B3 - | Rear lid central locking relay -J380- (404) |
| B4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| B5 - | Heated rear window relay - J9 (53) |
| B6 - | Dual tone horn relay -J4- (449) |
| B7 - | Double washer pump relay 1 -J729- (404) |
| B8 - | Double washer pump relay 2 -J730- (404) |
| B9 - | X-contact relief relay -J59- (460) |
SEAT LEON 2007 Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from November 2005
Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from November 2005 | | B1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| B2 - | Seat heater relay -J83- (449) |
| B3 - | Rear lid central locking relay -J380- (395) |
| B4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| B5 - | Heated rear window relay - J9 (53) |
| B6 - | Dual tone horn relay -J4- (449) |
| B7 - | Double washer pump relay 1 -J729- (395) |
| B8 - | Double washer pump relay 2 -J730- (395) |
| B9 - | X-contact relief relay -J59- (460) |
SEAT LEON 2007 Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from May 2006
Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from May 2006 | | B1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| B2 - | Seat heater relay -J83- (449) |
| B3 - | Rear lid central locking relay -J380- (395) |
| B4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| B5 - | Heated rear window relay - J9 (53) |
| B6 - | Dual tone horn relay -J4- (449) |
| B7 - | Double washer pump relay 1 -J729- (395) |
| B8 - | Double washer pump relay 2 -J730- (395) |
| B9 - | X-contact relief relay -J59- (460) |
SEAT LEON 2007 Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from November 2006
Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from November 2006 | | B1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| B2 - | Seat heater relay -J83- (449) |
| B3 - | Rear lid central locking relay -J380- (395) |
| B4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| B5 - | Heated rear window relay -J9- (53) or (373) |
| B6 - | Dual tone horn relay -J4- (449) |
| B7 - | Double washer pump relay 1 -J729- (395) |
| B8 - | Double washer pump relay 2 -J730- (395) |
| B9 - | X-contact relief relay -J59- (460) |
SEAT LEON 2007 Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from May 2008
Position of relays on the relay carrier on onboard power supply control unit, left dash panel, from May 2008 | | B1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| B3 - | Rear lid central locking relay -J380- (395) or (404) |
| B4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| B5 - | Heated rear window relay -J9- (53) or (373) |
| B6 - | Dual tone horn relay -J4- (449) |
| B7 - | Double washer pump relay 1 -J729- (395) or (404) |
| B8 - | Double washer pump relay 2 -J730- (395) or (404) |
| B9 - | X-contact relief relay -J59- (460) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from April 2005
Relay locations on relay carrier, left dash panel, from April 2005 | | 1 - | Headlight washer system relay -J39- (53) |
| 2 - | Fuel pump relay -J17- (449) |
| q | Engines AZV, BKC, BKD and BSE |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (449) |
| - | Motronic current supply relay 2 -J670- (449) |
| 3 - | Terminal 50 voltage supply relay -J682- (433) |
| 4 - | Heated windscreen relay -J47- (404) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from November 2005
Relay locations on relay carrier, left dash panel, from November 2005 | | 1 - | Headlight washer system relay -J39- (53) |
| 2 - | Fuel pump relay -J17- (395) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BSE, BSF and BXE |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (395) |
| - | Motronic current supply relay 2 -J670- (395) |
| 3 - | Terminal 50 voltage supply relay -J682- (433) |
| 4 - | Heated windscreen relay -J47- (395) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from May 2006
Relay locations on relay carrier, left dash panel, from May 2006 | | 1 - | Headlight washer system relay -J39- (53) |
| 2 - | Fuel pump relay -J17- (395) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BSE, BSF, BXE and BXW |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (395) |
| - | Fuel supply relay -J643- (395) |
| - | Motronic current supply relay 2 -J670- (395) |
| León | Fitting Locations | No. 803 / 22 |
|
| 3 - | Terminal 50 voltage supply relay -J682- (53) |
| 4 - | Heated windscreen relay -J47- (395) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from November 2006
Relay locations on relay carrier, left dash panel, from November 2006 | | 1 - | Headlight washer system relay -J39- (53) or (373) |
| 2 - | Fuel pump relay -J17- (395) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BSE, BSF, BXE and BXW |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (395) |
| - | Fuel supply relay -J643- (395) |
| - | Motronic current supply relay 2 -J670- (395) |
| - | Heated windscreen relay -J47- (395) |
| León | Fitting Locations | No. 803 / 24 |
|
| 3 - | High heat output relay -J360- (370) |
| 4 - | Heated windscreen relay -J47- (395) |
| - | Low heat output relay -J359- (373) |
| 5 - | Terminal 50 voltage supply relay -J682- (53) or (373) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from May 2007
Relay locations on relay carrier, left dash panel, from May 2007 | | 1 - | Headlight washer system relay -J39- (53) or (373) |
| 2 - | Fuel pump relay -J17- (395) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BSE, BSF, BXE, BXF and BXW |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (395) |
| - | Fuel supply relay -J643- (395) |
| - | Motronic current supply relay 2 -J670- (395) |
| - | Heated windscreen relay -J47- (395) |
| - | Continued coolant circulation relay -J151- (395) |
| León | Fitting Locations | No. 803 / 26 |
|
| 3 - | High heat output relay -J360- (370) |
| 4 - | Heated windscreen relay -J47- (395) |
| - | Low heat output relay -J359- (373) |
| 5 - | Terminal 50 voltage supply relay -J682- (53) or (373) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from November 2007
Relay locations on relay carrier, left dash panel, from November 2007 | | 1 - | Headlight washer system relay -J39- (53) or (373) |
| 2 - | Fuel pump relay -J17- (395) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BSE, BSF, BXE, BXF, BXW and CCSA |
| - | Circulation pump relay -J160- (395) |
| - | Current supply relay for Simos control unit -J363- (395) |
| q | Engines BSE, BSF and CCSA |
| - | Fuel supply relay -J643- (395) |
| - | Motronic current supply relay 2 -J670- (395) |
| - | Heated windscreen relay -J47- (395) |
| - | Continued coolant circulation relay -J151- (395) |
| León | Fitting Locations | No. 803 / 28 |
|
| 3 - | High heat output relay -J360- (370) |
| 4 - | Heated windscreen relay -J47- (395) |
| - | Low heat output relay -J359- (373) |
| 5 - | Terminal 50 voltage supply relay -J682- (53) or (373) |
SEAT LEON 2007 Relay locations on relay carrier, left dash panel, from May 2008
Relay locations on relay carrier, left dash panel, from May 2008 | | 1 - | Headlight washer system relay -J39- (53) or (373) |
| 2 - | Fuel pump relay -J17- (395) or (404) |
| q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BSE, BSF, BXE, BXF, BXW and CCSA |
| - | Circulation pump relay -J160- (395) or (404) |
| - | Current supply relay for Simos control unit -J363- (395) or (404) |
| q | Engines BSE, BSF and CCSA |
| - | Fuel supply relay -J643- (395) or (404) |
| - | Motronic current supply relay 2 -J670- (395) or (404) |
| - | Heated windscreen relay -J47 (395) or (404) |
| León | Fitting Locations | No. 803 / 30 |
|
| - | Continued coolant circulation relay -J151- (395) or (404) |
| 3 - | High heat output relay -J360- (370) |
| 4 - | Heated windscreen relay -J47 (395) or (404) |
| - | Low heat output relay -J359- (373) |
| 5 - | Terminal 50 voltage supply relay -J682- (53) or (373) |
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