Legend for wiring diagram of electronic stability program

PE42.45-U-2000-60E

Legend for wiring diagram of electronic stability program

MODEL 163 as of 1.9.01
with CODE (472a) Electronic Stability Program (ESP)
with CODE (491) U.S. version

Item

Designation

Coordinates

A1

Instrument cluster

78A

A1e17

ABS MIL

78A

A1e35

ETS MIL

78A

A1e36

ETS warning lamp

79A

A1e47

BAS/ESP MIL

79A

A1e6

Brake pad wear indicator lamp

77A

A1e7

Low brake fluid level/parking brake/brake-force proportioning indicator lamp

78A

A2

Radio

72F

A2/56

Radio and navigation unit

72F

A35/8

Tele Aid Transmitter/Receiver Control Module

69F

A7/3

Traction system hydraulic unit

15E

A7/3m1

High-pressure/return pump

12F

A7/3y10

Left rear axle solenoid valve (hold)

16F

A7/3y11

Left rear axle solenoid valve (release)

17E

A7/3y12

Right rear axle solenoid valve (hold)

15F

A7/3y13

Right rear axle solenoid valve (release)

16E

A7/3y24

Pressure circuit 1 switchover solenoid valve

14F

A7/3y25

Pressure circuit 2 switchover solenoid valve

15F

A7/3y26

Pressure circuit 1 vacuum solenoid valve

14E

A7/3y27

Pressure circuit 2 vacuum solenoid valve

15E

A7/3y6

Left front axle solenoid valve (hold)

18F

A7/3y7

Left front axle solenoid valve (release)

18E

A7/3y8

Right front axle solenoid valve (hold)

18E

A7/3y9

Right front axle solenoid valve (release)

17F

A7/7

Brake booster (BAS)

25E
27E

A7/7b1

Membrane travel sensor (BAS)

25E

A7/7s1

Release switch (BAS)

27F

A7/7y1

Solenoid valve (BAS)

28E

B34/1

ESP brake pressure sensor 1

22E

B34/2

ESP brake pressure sensor 2

24E

B43

ABS lateral acceleration sensor

53F

B45

ESP yaw rate sensor

51F

F1

Fuse and relay box

1B
11C
21C
31C
42C
52C
61C
69C

F1f13

Fuse 13

46C

F1f15

Fuse 15

63C

F1f22

Fuse 22

44C

F1f27

Fuse 27

7C

F1k12

Circuit 15 relay

5C

F1k25

Hight-pressure/return pump relay

8C

F1k6

ESP stop lamp suppression

59C

G1

Battery

4H

L6/1

Left front VSS

42D

L6/1x1

Left front VSS connector

42H

L6/2

Right front VSS

40K

L6/2x1

Right front VSS connector

40G

L6/3

Left rear VSS

74B

L6/3x1

Left rear VSS connector

73F

L6/4

Right rear VSS

75B

L6/4x1

Right rear VSS connector

75F

N10

All Activity Module (AAM)

1A
11A
21A
31A
42A
52A
62A
69A

N15/5

Electronic selector lever module control module

54K

N47

Traction system control module

9L
19L
29L
39L
50L
58L
70L
78L

N49

Steering angle sensor

46K

N62

PTS control module

68K

N71

Headlamp range adjustment control module

67K

S10/1

Left front brake lining wear sensor

31F
34F

S10/2

Right front brake lining wear sensor

35F

S10/3

Left rear brake lining wear sensor

33F
37F

S10/4

Right rear brake lining wear sensor

36F

S11

Brake fluid level switch

30G

S12

Parking brake switch

77H

S2

Starter switch

3L

S76/6

ESP OFF switch

50K

S9

Stop lamp switch (4-pole)

58K

U150

Valid for engine 112

31L

U151

Valid for engine 113

34L

U291

Valid for ML55 AMG

19D

U436

Valid for PTS and Xenon

67E

W0

Ground location not specified

32D
33D
34D
35D
36D
37D

W16/4

Ground (output ground - component compartment - right)

6L
30K

W29/2

Ground (right A-pillar)

77C

W9

Ground (at left headlamp unit)

7E
12E

X11/4

Diagnostic test clutch

65J

X12/12

Circuit 30 terminal block at relay module 1

3D

X12/13

Circuit 15 terminal block at relay module 1

4E

X12/14

Circuit 31 terminal block at relay module 1

5E

X18

Interior/taillamp harness connector (cockpit)

60H
77J
78E

X18/31

Right/left engine compartment connector

21J
35H

X18/33

SPS connector

19J

X4/37

Terminal block (circuit 30)

4F

X88/17

Right brake pad wear sensor connector

32J
36J

Y10

SPS solenoid valve

20E

Z50/1

Circuit 58d connector sleeve (cockpit)

50E

Z50/11

CAN-L connector sleeve (cockpit)

79D

Z50/12

CAN-H connector sleeve (cockpit)

78D

Z50/3

Circuit 31, I left connector sleeve (cockpit)

46E
77E

Z50/4

Circuit 31, II right connector sleeve (cockpit)

50E
77D

Z50/5

Circuit 30 connector sleeve (cockpit)

3G

Z50/9

Circuit 15 II connector sleeve (cockpit)

2G

Z51/1

CAN-High 1 connector sleeve (interior)

78G

Z51/11

Cockpit connector sleeve, diagnosis

64G

Z51/2

CAN-Low 1 connector sleeve (interior)

79G

Z51/3

CAN-High 2 connector sleeve (interior)

78H

Z51/4

CAN-Low 2 connector sleeve (interior)

79H

Z51/5

Circuit 15 connector sleeve (interior)

43F

Z52/14

Circuit sleeve in interior, brake wear indicator

32H
37H

Z52/6

Circuit 54 connector sleeve (interior)

62J

Z53/18

Interior connector sleeve, left rear speed sensor

69J

Z56/1

Circuit 31 (1) connector sleeve (left engine compartment)

6G
11G

Z56/5

Circuit 31 (2) connector sleeve (left engine compartment)

6H

Z56/6

Left engine compartment connector sleeve, brake wear indicator

31J
35J

Z57/3

Circuit 31 (2) connector sleeve (right engine compartment)

30H

Z61

VSS connector sleeve (ABS-output)

68G