Legend of wiring diagram for brake control (BS)

PE42.25-W-2002-60CA

Legend of wiring diagram for brake control (BS)

with code (BB8) brake system (BS) with ASR

4-axle vehicles

Code

Designation

Coordinates

A7

Base module (GM)

14L

A11

Brake control (BS) control unit

7A
19A
32A
45A
58A
71A

A28

Drive axle axle modulator

25H

A40

Supplemental restraint system (SRS) control unit

35L

A74

Vehicle dynamics control (FDR) control unit

42L

B30

Left front axle rpm sensor

68L

B31

Right front axle rpm sensor

57L

B32

Left 1st rear axle rpm sensor

20L

B33

Right 1st rear axle rpm sensor

20L

B34

Left 2nd rear axle rpm sensor

22L

B35

Right 2nd rear axle rpm sensor

23L

B38

Left 2nd front axle brake wear sensor

44L
66L

B39

Right 2nd front axle brake wear sensor

44L
59L

B40

Left 1st rear axle brake wear sensor

25L

B41

Right 1st rear axle brake wear sensor

26L

B42

Brake wear sensor, 2nd rear axle, left

28L

B43

Brake wear sensor, 2nd rear axle, right

29L

B44

Brake value sensor

75L

B68

Steering wheel angle sensor

38L

S39

ABS shutoff switch

5L

S40

ASR shutoff switch

10L

U273

Valid for vehicle dynamics control (FDR)

34D

X1.1

Cab-chassis connector

72F

X4.1

Cab-chassis connector

40F

X4.3

Cab-chassis connector

45F
54F
65F

68F

X4.4

Cab-chassis connector

61F

X5.1

Cab-chassis connector

16F
50F

X5.2

Cab-chassis connector

19F
31F
46F

X12

ABS trailer socket (7-pin)

31L

XB.3

Brake system (BS) ground weld

8L
18L
52L
79L

XB.31.1

Tml. 31 weld

7L

XB.58.1

Tml. 58 weld

12L

Y16

Left front axle ABS solenoid valve

71L

Y17

Right front axle ABS solenoid valve

55L

Y20

ASR solenoid valve

17L

Y21

Front axle proportioning relay valve

63L

Y22

Redundancy valve

51L

Y23

Electropneumatic trailer control valve

48L

Z1

CAN star point cab dash support

2L

CAN 1

Vehicle CAN

2D

CAN 6

Brakes CAN

21D

CAN 11

Trailer CAN (BS)

31D