Legend for wiring diagram of trailer coupling

PE31.19-L-2000-60G

Legend for wiring diagram of trailer coupling

MODEL 668, 670 as of 1.7.99
with CODE (E40) trailer socket 7-pin
with CODE (E43) trailer socket 13-pin
with CODE (E98) voltage transformer 24/12 V

Item

Designation

Coordinate

A11

Central electrics

24L

A21

Trailer additional turn signal module

28A

A22

Trailer additional turn signal module 12 V for 24 V

9L

15L

22L

F52

Trailer left tail lamp fuse

15J

F53

Trailer right tail lamp fuse

13J

J27

Ground terminal block

6G

J33

Reversing lamp terminal block

17G

J202

Terminal 58 (unfused) tap

24G

U4

Valid for trailer socket 7-pin (12V). (ISO 1724)

16A

U5

Valid for trailer socket 13-pin (12V), (DIN 72570)

9A

U20

Valid for trailer socket 7-pin (12V). (ISO 3732)

2A

W15

Rear junction box ground

3H

18H

X4

Trailer socket, 7-pin ISO 1724 12V

17A

20A

X15

Trailer socket, 7-pin ISO 3732 12V

6A

X18

Trailer socket, 13-pin 12 V (DIN 72570)

10A

13A

XF.B6

Chassis-cab connector 6 (co-driver side)

8G

XF.B8

Chassis-cab connector 8 (co-driver side)

25G

XF.B9

Chassis-cab connector 9 (co-driver side)

4G

XH.1

Rear junction box connector, 1-pin

21A

XH3.1

Rear junction box connector, 3-pin, 12V

2E

XH6.1

Rear junction box connector, 6-pin, 12V

10E