Legend for wiring diagram of trailer coupling

PE31.19-U-2000-60D

Legend for wiring diagram of trailer coupling

MODEL 163
with CODE (491) U.S. version
with CODE (550) Trailer coupling

Item

Designation

Coordinates

F1

Fuse and relay module

7B
18B
40B

F1f2

Fuse 2

33C

F1f12

Fuse 12

24C

F1f15

Fuse 15

19C

F1f16

Fuse 16

16C

F1f18

Fuse 18

29C

F1f24

Fuse 24

29C

F1f25

Fuse 25

36C

F1f46

Fuse 46

39C

F1k4

Left turn signal relay

31C

F1k7

Right turn signal relay

34C

F1k9

Circuit 58R relay

25C

F1k12

Circuit 15 relay

13C

F1k13

Circuit 58L relay

21C

F1k29

Rear fog lamp relay

37C

G1

Battery

13H

N10

All-activity module

8A
18A
28A
38A

N15/5

Electronic selector lever module control module

15J

N28

Trailer turn signal control module

18J
34J
42J

N47

Traction systems control module

21G

S2

Starter switch

5L
9L

S4

Combination switch

26G

S16/2

Backup lamp switch

16F

W6

Ground (left wheelhousing in trunk)

42C

W16/4

Ground (output ground - component compartment - right)

13L

X4/37

Terminal block (circuit 30)

10G

X12/3

Terminal block (circuit 30, 15, 31, 3-pin)

10D

X52

Trailer hitch connector

17G

X58

Trailer hitch socket (13-pin)

16K

Z50/5

Cockpit circuit 30 connector sleeve

5G
8G

Z50/6

Cockpit connector sleeve (circuit 15C)

2G

Z50/9

Cockpit connector sleeve (circuit 15 II)

2F

Z52/2

Interior connector sleeve V (circuit 31, left rear)

42E

Z52/6

Interior connector sleeve (circuit 54)

18E

Z52/9

Interior connector sleeve (reverse lamp circuit)

18D

Z53/4

Interior connector sleeve (circuit L)

33E

Z53/5

Interior connector sleeve (circuit R)

36E

Z53/6

Interior connector sleeve (circuit 58L)

24E

Z58/8

Trailer socket connector sleeve (circuit 30)

29H