Wiring Diagram SEAT LEON 2007 - Auxiliary air heater element - high heat output relay - low heat output relay - diesel direct injection system control unit
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https://portal-diagnostov.com/license.html
Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO
SEAT LEON 2007
| SEAT LEON 2007 Control units overview
| | | q | 26-pin connector assigment |
| q | 47-pin connector assigment |
| León | Fitting Locations | No. 804 / 2 |
|
| q | Connector assigment (Simos control unit -J361-) |
| q | Connector (Simos control unit -J361-) |
| q | Connector assigment (Motronic control unit -J220-) |
| q | Connector (Motronic control unit -J220-) |
| q | Connector assigment (diesel direct injection system control unit -J248-) |
| q | Connector (diesel direct injection system control unit -J248-) |
| q | Connector assigment (4HV control unit -J537-) |
| q | Connector (4HV control unit -J537-) |
| q | Connector assigment (engine control unit -J623-) |
| q | Connector (engine control unit -J623-) |
| León | Fitting Locations | No. 804 / 3 |
|
| q | From May 2008 (only for right-handdrive vehicles): |
ABS control unit with EDL -J104-
| | | In engine compartment, right -arrow- | | | |
26-pin connector assigment:
| A - | ABS control unit with EDL -J104- |
| León | Fitting Locations | No. 804 / 6 | | | 47-pin connector assigment: | | A - | ABS control unit with EDL and ESP -J104- | | León | Fitting Locations | No. 804 / 7 | | | Under front left wing -arrow- | | | | Connector assigment: | | A - | Automatic gearbox control unit -J217- | | q | Engines BLR, BVY and BVZ | | León | Fitting Locations | No. 804 / 9 | | | In centre plenum chamber -arrow- | | | | Connector assigment (Simos control unit -J361-): | | A - | Simos control unit -J361- | | q | Engines BSE, BSF and CCSA | | León | Fitting Locations | No. 804 / 11 | | | Connector assigment (Motronic control unit -J220-): | | A - | Motronic control unit -J220- | | q | Engines BLR, BVY, BVZ, BWA and BWJ | | León | Fitting Locations | No. 804 / 12 | | | Connector assigment (Diesel direct injection system control unit -J248-): | | A - | Diesel direct injection system control unit -J248- | | q | Engines AZV, BKC, BKD, BLS, BMM, BMN, BXE and BXF | | León | Fitting Locations | No. 804 / 13 | | | Connector assigment (4HV control unit -J537-): | | A - | 4HV control unit -J537- | | León | Fitting Locations | No. 804 / 14 | | | Connector assigment (engine control unit -J623-): | | A - | Engine control unit -J623- | | León | Fitting Locations | No. 804 / 15 | | | On the steering on the assembly carrier, centre -arrow- | | | | Connector assigment: | | A - | Power steering control unit -J500- | | León | Fitting Locations | No. 804 / 17 | | | A - | Power steering control unit -J500- | SEAT LEON 2007 Overview of relay on relay carrier | Overview of relay on relay carrier | | | |
| León | Fitting Locations | No. 803 / 2 | |
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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