Anti-lock brake system (ABS) MARK 70 with electronic differential lock (EDL) and traction control system (TCS)
from
November 2006
Notes:
For information concerning
t
Position of relays and fuses
t
Multi-pin connections
t
Control units and relays
t
Earth points
→ Fitting locations, see contents!
León
Current Flow Diagram
No.
117 /
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
Terminal 15 voltage supply relay 2, ABS control unit with EDL
A
-
Battery
B
-
Starter
C
-
Alternator
J104
-
ABS control unit with EDL, in right engine compartment
J519
-
Onboard supply control unit
J681
-
Terminal 15 voltage supply relay 2, on onboard supply control unit (460)
SA1
-
Fuse 1 on fuse holder/battery
SB4
-
Fuse 4 on fuse holder
SB16
-
Fuse 16 on fuse holder
SB28
-
Fuse 28 on fuse holder
SC2
-
Fuse 2 on fuse holder
SC4
-
Fuse 4 on fuse holder
T26a
-
26-pin connector
T40
-
40-pin connector, under electronics box, in left engine compartment
1
-
Earth strap, battery - body
507
-
Screw connection (30), on fuse holder on battery
A38
-
Positive connection 2 (15a), in dash panel wiring harness
A192
-
Positive connection 3 (15a), in dash panel wiring harness
B278
-
Positive connection 2 (15a), in main wiring harness
*
-
only models with alternator 90A/110A
**
-
only models with alternator 140A
León
Current Flow Diagram
No.
117 /
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
ABS hydraulic pump, ABS control unit with EDL, ABS inlet/outlet valve
F
-
Brake light switch
J
-
Engine control units
J104
-
ABS control unit with EDL, in right engine compartment
J519
-
Onboard supply control unit
N133
-
Rear right ABS inlet valve
N134
-
Rear left ABS inlet valve
N135
-
Rear right ABS outlet valve
N136
-
Rear left ABS outlet valve
T4y
-
4-pin connector
T26a
-
26-pin connector
V64
-
ABS hydraulic pump
47
-
Earth point, in front right footwell
B131
-
Connection (54), in interior wiring harness
León
Current Flow Diagram
No.
117 /
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
Speed sensor, ABS with EDL control unit, vehicle stabilization program switch valve
G44
-
Rear right speed sensor
G45
-
Front right speed sensor
G46
-
Rear left speed sensor
G47
-
Front left speed sensor
J104
-
ABS control unit with EDL, in right engine compartment
N225
-
Vehicle stabilization program switch valve 1
N226
-
Vehicle stabilization program switch valve 2
N227
-
Vehicle stabilization program high pressure valve 1
N228
-
Vehicle stabilization program high pressure valve 2
B510
-
Connection 1 (rear right speed sensor), in interior wiring harness
B511
-
Connection 2 (rear right speed sensor), in interior wiring harness
B512
-
Connection 1 (rear left speed sensor), in interior wiring harness
B513
-
Connection 2 (rear left speed sensor), in interior wiring harness
J3
-
Connection 1, in ABS wiring harness
J5
-
Connection 2, in ABS wiring harness
J7
-
Connection 3, in ABS wiring harness
J8
-
Connection 4, in ABS wiring harness
León
Current Flow Diagram
No.
117 /
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
Traction control switch illumination bulb, onboard supply control unit, TCS and ESP button, ABS control unit with EDL, front ABS inlet and outlet valves
E256
-
TCS and ESP button
J104
-
ABS control unit with EDL, in right engine compartment
J519
-
Onboard supply control unit
L71
-
Traction control switch illumination bulb
N99
-
Front right ABS inlet valve
N100
-
Front right ABS outlet valve
N101
-
Front left ABS inlet valve
N102
-
Front left ABS outlet valve
T6i
-
6-pin connector
T26a
-
26-pin connector
43
-
Earth point, lower part of right A-pillar
332
-
Earth connection 4, in dash panel wiring harness
A4
-
Positive connection (58b), 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
León
Current Flow Diagram
No.
117 /
6
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
Dash panel insert, data bus diagnostic interface
J285
-
Display control unit in dash panel insert
J519
-
Onboard supply control unit
J533
-
Data bus diagnostic interface, on left under dash panel
T20
-
20-pin connector
T36
-
36-pin connector
B383
-
Connection 1 (drive train CAN bus, high), in main wiring harness
B390
-
Connection 1 (drive train CAN bus, low), in main wiring harness
