Legend for wiring diagram of electronic stability program (ESP)

PE42.45-P-2000-60GJ

Legend for wiring diagram of electronic stability program (ESP)

MODEL 163 as of 1.9.01 with CODE (472a) Electronic stability program (ESP)

Short designation

Designation

Coordinate

A1

Instrument cluster

78A

A1e17

ABS malfunction indicator lamp

78A

A1e35

ETS indicator lamp

78A

A1e36

ETS warning lamp

79A

A1e47

BAS/ESP malfunction indicator lamp

79A

A1e6

Brake pad wear warning lamp

77A

A1e7

Brake fluid, parking brake and braking force distribution warning lamp

78A

A2

Radio

72F

A2/56

Radio and navigation unit

72E

A35/8

E-call control module

69F

A40/3

COMAND operating, display and control module

72E

A7/3

Traction systems hydraulic unit

15E

A7/3m1

High-pressure and return pump

12F

A7/3y10

Left rear solenoid valve, holding pressure

16F

A7/3y11

Left rear solenoid valve, reducing pressure

17E

A7/3y12

Right rear solenoid valve, holding pressure

15F

A7/3y13

Right rear solenoid valve, reducing pressure

16E

A7/3y24

Pressure circuit 1 switchover solenoid valve

14F

A7/3y25

Pressure circuit 2 switchover solenoid valve

15F

A7/3y26

Pressure circuit 1 inlet solenoid valve

14E

A7/3y27

Pressure circuit 2 inlet solenoid valve

15E

A7/3y6

Left front solenoid valve, holding pressure

18F

A7/3y7

Left front solenoid valve, reducing pressure

18E

A7/3y8

Right front solenoid valve, holding pressure

18E

A7/3y9

Right front solenoid valve, reducing pressure

17F

A7/7

BAS brake booster

25E
27E

A7/7b1

BAS diaphragm travel sensor

25E

A7/7s1

BAS release switch

27F

A7/7y1

BAS solenoid valve

28E

B34/1

ESP pressure sensor 1

22E

B34/2

ESP pressure sensor 2

24E

B43

Lateral acceleration sensor

53F

B45

ESP yaw rate sensor

51F

F1

Fuse and relay module

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

Terminal 15 relay

5C

F1k25

High-pressure/return pump relay

8C

F1k6

ESP stop lamp suppression relay

59C

G1

Battery

4H

L6/1

Left front wheel speed sensor

42D

L6/1x1

Wheel speed sensor connector

42H

L6/2

Right front wheel speed sensor

40K

L6/2x1

Wheel speed sensor connector

40G

L6/3

Left rear wheel speed sensor

74B

L6/3x1

Wheel speed sensor connector

73F

L6/4

Right rear wheel speed sensor

75B

L6/4x1

Wheel speed sensor 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 systems 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 pad contact sensor

31F
34F

S10/2

Right front brake pad contact sensor

35F

S10/3

Left rear brake pad contact sensor

33F
37F

S10/4

Right rear brake pad contact sensor

36F

S11

Brake fluid level switch

30G

S12

Parking brake indicator switch

77H

S2

Starter switch

3L

S76/6

ESP OFF switch

50K

S9

Stop lamp switch

58K

U1

Valid for 

69E

U12

Valid for left-hand steering

72H

U13

Valid for right-hand steering

72G

U24

Valid for manual transmission

64F

U25

Valid for automatic transmission

64J

U291

Valid for ML55 AMG

19D

U436

Valid for PTS and xenon

67E

U437

Not valid for PTS

66E

U509

Valid for all except 

71E

U727

Valid for M 112 

31L

U728

Valid for all (except M 112  )

34L

W0

Ground point not specified

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

W16/4

Ground (major assemblies compartment right, power ground)

6L
30J

W29/2

Ground (right A-pillar)

77C

W9

Ground (left front headlamp unit)

7E
12E

X11/4

Data link connector

65J

X12/12

Terminal 30 terminal block at relay module 1

3D

X12/13

Terminal 15 terminal block at relay module 1

4E

X12/14

Terminal 31 terminal block at relay module 1

5E

X18

Interior and tail lamp wiring harness connector, cockpit

60J
77J
78E

X18/31

Left engine compartment / right engine compartment connector

21J
35H

X18/33

SPS connector

19J

X4/37

Terminal 30 terminal block

4F

X88/17

Rear brake pad contact sensor connector

32J
36J

Y10

SPS solenoid valve

20E

Z50/1

Cockpit connector sleeve, terminal 58d

50E

Z50/11

CAN-L cockpit connector sleeve

79D

Z50/12

CAN-H cockpit connector sleeve

78D

Z50/3

Cockpit connector sleeve, terminal 31, I left

46E
77E

Z50/4

Cockpit connector sleeve, terminal 31, II right

50E
77D

Z50/5

Cockpit connector sleeve, terminal 30

3G

Z50/9

Cockpit connector sleeve, terminal 15 II

2G

Z51/1

CAN high 1 interior connector sleeve

78G

Z51/11

Cockpit connector sleeve, diagnosis pin 9

64G

Z51/2

CAN low 1 interior connector sleeve

79G

Z51/3

CAN high 2 interior connector sleeve

78H

Z51/4

CAN low 2 interior connector sleeve

79H

Z51/5

Interior connector sleeve, terminal 15

43F

Z52/14

Connector sleeve in interior, brake wear indicator

32H
37H

Z52/6

Interior connector sleeve, terminal 54

62J

Z53/18

Interior connector sleeve, left rear wheel speed sensor

69J

Z56/1

Left engine compartment connector sleeve, terminal 31 (1)

6G
11G

Z56/5

Left engine compartment connector sleeve, terminal 31 (2)

6H

Z56/6

Left engine compartment connector sleeve, brake wear indicator

31J
35J

Z57/3

Right engine compartment connector sleeve, terminal 31 (2)

29H

Z61

Vehicle speed signal connector sleeve

68G