-
2: Aerial, radio
-
3: Front right treble loudspeaker, front left bass loudspeaker, front right bass loudspeaker, front left bass loudspeaker, radio
-
4: Rear right treble loudspeaker, rear left treble loudspeaker, rear right bass loudspeaker, rear left bass loudspeaker, radio
-
5: Connection for external audio source, radio
-
2: ABS control unit, Onboard supply control unit, Terminal 15 voltage supply relay 2, Fuse holder C
-
3: Rear right speed sensor, Front right speed sensor, Rear left speed sensor, Front left speed sensor, ABS control unit, Onboard supply control unit
-
4: Tyre pressure monitor button, ABS control unit, Onboard supply control unit, Button illumination bulb
-
5: Control unit in dash panel insert, Onboard supply control unit, Data bus diagnostic interface, Dash panel insert, Tyre pressure monitor warning lamp
| León |
Current Flow Diagram |
No.
127 /
1
|
|
Radio
● Additional connection
● MP3 media player
from
November 2006
| For information concerning |
| t
|
Position of relays and fuses |
| t
|
Control units and relays |
| → Fitting Locations, see contents! |
| León |
Current Flow Diagram |
No.
127 /
2 |
|
|
|
ws |
= |
white |
|
sw |
= |
black |
|
ro |
= |
red |
|
rt |
= |
red |
|
br |
= |
brown |
|
gn |
= |
green |
|
bl |
= |
blue |
|
gr |
= |
grey |
|
li |
= |
purple |
|
vi |
= |
purple |
|
ge |
= |
yellow |
|
or |
= |
orange |
|
rs |
= |
pink |
| |
| |
| |
| |
| |
| Aerial, radio
| J519 |
-
|
Onboard supply control unit |
| J533 |
-
|
Data bus diagnostic interface |
| R36 |
-
|
Telephone transmitter and receiver unit |
| SB8 |
-
|
Fuse 8 on fuse holder |
| T16c |
-
|
16-pin connector, on radio, consists of two 8-pin connectors |
| T40 |
-
|
40-pin connector, under electronics box, in left engine compartment |
| 372 |
-
|
Earth connection 7, in main wiring harness |
| 507 |
-
|
Screw connection (30), on fuse holder on battery |
| 610 |
-
|
Earth point (audio), front under centre console |
| A178 |
-
|
Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 |
-
|
Connection (infotainment CAN bus, low), in dash panel wiring harness |
| A189 |
-
|
Positive connection 5 (30a), in dash panel wiring harness |
| * |
-
|
only models with telephone Bluetooth |
|
| León |
Current Flow Diagram |
No.
127 /
3 |
|
|
|
ws |
= |
white |
|
sw |
= |
black |
|
ro |
= |
red |
|
rt |
= |
red |
|
br |
= |
brown |
|
gn |
= |
green |
|
bl |
= |
blue |
|
gr |
= |
grey |
|
li |
= |
purple |
|
vi |
= |
purple |
|
ge |
= |
yellow |
|
or |
= |
orange |
|
rs |
= |
pink |
| |
| |
| |
| |
| |
| Front right treble loudspeaker, front left bass loudspeaker, front right bass loudspeaker, front left bass loudspeaker, radio
| J519 |
-
|
Onboard supply control unit |
| R20 |
-
|
Front left treble loudspeaker |
| R21 |
-
|
Front left bass loudspeaker |
| R22 |
-
|
Front right treble loudspeaker |
| R23 |
-
|
Front right bass loudspeaker |
| T16c |
-
|
16-pin connector, on radio, consists of two 8-pin connectors |
| T20a |
-
|
20-pin connector, driver side A-pillar |
| T20b |
-
|
20-pin connector, front passenger side A-pillar |
| * |
-
|
only models up to October 2007 |
| ** |
-
|
only models from November 2007 |
|
| León |
Current Flow Diagram |
No.
127 /
4 |
|
|
|
ws |
= |
white |
|
sw |
= |
black |
|
ro |
= |
red |
|
rt |
= |
red |
|
br |
= |
brown |
|
gn |
= |
green |
|
bl |
= |
blue |
|
gr |
= |
grey |
|
li |
= |
purple |
|
vi |
= |
purple |
|
ge |
= |
yellow |
|
or |
= |
orange |
|
rs |
= |
pink |
| |
| |
| |
| |
| |
| Rear right treble loudspeaker, rear left treble loudspeaker, rear right bass loudspeaker, rear left bass loudspeaker, radio
| J519 |
-
|
Onboard supply control unit |
| R14 |
-
|
Rear left treble loudspeaker |
| R15 |
-
|
Rear left bass loudspeaker |
| R16 |
-
|
Rear right treble loudspeaker |
| R17 |
-
|
Rear right bass loudspeaker |
| T16c |
-
|
16-pin connector, on radio, consists of two 8-pin connectors |
| T20e |
-
|
20-pin connector, left B-pillar |
| T20f |
-
|
20-pin connector, right B-pillar |
| * |
-
|
only models with 8 loudspeakers |
|
| León |
Current Flow Diagram |
No.
127 /
5 |
|
|
|
ws |
= |
white |
|
sw |
= |
black |
|
ro |
= |
red |
|
rt |
= |
red |
|
br |
= |
brown |
|
gn |
= |
green |
|
bl |
= |
blue |
|
gr |
= |
grey |
|
li |
= |
purple |
|
vi |
= |
purple |
|
ge |
= |
yellow |
|
or |
= |
orange |
|
rs |
= |
pink |
| |
| |
| |
| |
| |
| Connection for external audio source, radio
| J519 |
-
|
Onboard supply control unit |
| R199 |
-
|
Connection for external audio source |
| A49 |
-
|
Connection 1, in dash panel wiring harness |
| * |
-
|
models with additional connection only |
|
