Legend for wiring diagram of electronic stability program (ESP)

PE42.45-P-2000-60GK

Legend for wiring diagram of electronic stability program (ESP)

MODEL 163 (except 163.174) as of 1.9.02 with CODE (472a) Electronic stability program (ESP)

Short designation

Designation

Coordinate

A2

Radio

64A
67A

A2/56

Radio and navigation unit

65A
67A

A35/8

E-call control module

63A

A40/3

COMAND operating, display and control module

68A

A7/7

BAS brake booster

12E
15E

A7/7b1

BAS diaphragm travel sensor

12E

A7/7s1

BAS release switch

14F

A7/7y1

BAS solenoid valve

16E

B24/15

Yaw rate and lateral acceleration sensor

43D

B34/1

ESP pressure sensor 1

10E

F1

Fuse and relay module

1B
11C
21C
31C
41C
52C

F1f13

Fuse 13

38C

F1f15

Fuse 15

51C

F1f22

Fuse 22

34C

F1f27

Fuse 27

7C

F1k12

Terminal 15 relay

5C

F1k6

ESP stop lamp suppression relay

48C

G1

Battery

4H

L6/1

Left front wheel speed sensor

31D

L6/1x1

Wheel speed sensor connector

31H

L6/2

Right front wheel speed sensor

29D

L6/2x1

Wheel speed sensor connector

28H

L6/3

Left rear wheel speed sensor

70A

L6/3x1

Wheel speed sensor connector

69E

L6/4

Right rear wheel speed sensor

72A

L6/4x1

Wheel speed sensor connector

71E

M1

Starter

8K

M2

Blower motor

7K

N10

All-activity module (AAM)

1A
11A
21A
31A
41A
52A

N47

Traction systems control module

9L
19L
29L
39L
49L
59L
69L
79L

N49

Steering angle sensor

39K

N62

PTS control module

61A

N71

Headlamp range adjustment control module

60A

S10/1

Left front brake pad contact sensor

19F
23F

S10/2

Right front brake pad contact sensor

24F

S10/3

Left rear brake pad contact sensor

21F
26F

S10/4

Right rear brake pad contact sensor

25F

S11

Brake fluid level switch

17G

S12

Parking brake indicator switch

73H

S2

Starter switch

3L

S76/6

ESP OFF switch

45D

U1

Valid for 

62A

U151

Valid for engine 113

35E

U30

Valid for diesel engines

77F

U509

Valid for all except 

66A

U681

Valid for all except M113

33E

U727

Valid for M 112 

19L

U728

Valid for all (except M 112  )

23L

U75

Valid for gasoline engines

75F

W0

Ground point not specified

20D
22D
23D
25D
26D
27D

W16/4

Ground (major assemblies compartment right, power ground)

6L
18J

W29/2

Ground (right A-pillar)

74C

W9

Ground (left front headlamp unit)

7E

X11/4

Data link connector

56H

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

X25/2

Engine compartment / interior compartment connector

21J
26J
42H
53H
62H
69G
75E

X26

Engine compartment / cockpit connector

36G
45J
49H
59F
73J

X4/37

Terminal 30 terminal block

4F

Z37/2

Engine CAN bus (low) connector sleeve

78H

Z37/3

Engine CAN bus (high) connector sleeve

77H

Z50/1

Cockpit connector sleeve, terminal 58d

46H

Z50/3

Cockpit connector sleeve, terminal 31, I left

39E
73E

Z50/4

Cockpit connector sleeve, terminal 31, II right

45H
73D

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

76A

Z51/11

Cockpit connector sleeve, diagnosis pin 9

53F

Z51/2

CAN low 1 interior connector sleeve

77A

Z51/3

CAN high 2 interior connector sleeve

75C

Z51/4

CAN low 2 interior connector sleeve

76C

Z52/14

Connector sleeve in interior, brake wear indicator

21H
27H

Z52/6

Interior connector sleeve, terminal 54

51H

Z53/18

Interior connector sleeve, left rear wheel speed sensor

64E

Z56/5

Left engine compartment connector sleeve, terminal 31 (2)

6H

Z56/6

Left engine compartment connector sleeve, brake wear indicator

19J
24J

Z57/12

Right engine compartment connector sleeve, terminal 15

35F

Z57/3

Right engine compartment connector sleeve, terminal 31 (2)

17H