Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 56

12

Trailer Hitch

⇒ “12.1 Overview - Trailer Hitch Socket”, page 213
⇒ “12.2  Trailer Socket U10 ”, page 214
⇒ “12.3  Towing Recognition Control Module J345 , Removing

and Installing”, page 215

12.1

Overview - Trailer Hitch Socket

⇒ “12.1.1 Overview - Trailer Hitch Socket, Sedan”, page 213
⇒ “12.1.2 Overview - Trailer Hitch Socket, Wagon”, page 214

12.1.1

Overview - Trailer Hitch Socket, Sedan

1 - Towing Recognition Control

Module - J345-

❑ Removing and instal‐

ling. Refer to

⇒ “12.3.1  Towing Rec‐

ognition Control Module

J345 , Removing and In‐

stalling, Sedan”,

page 215

 .

2 - Frame

❑ For Towing Recognition

Control Module - J345-

3 - Trailer Socket - U10-

❑ Connector assignment.

Refer to

⇒ “12.2  Trailer Socket

U10 ”, page 214

 .

12.1.2

Overview - Trailer Hitch Socket, Wagon

1 - Trailer Socket - U10-

❑ Connector assignment.

Refer to

⇒ “12.2  Trailer Socket

U10 ”, page 214

 .

2 - Bolt

❑ 9 Nm

3 - Towing Recognition Control

Module - J345-

❑ Removing and instal‐

ling. Refer to

⇒ “12.3.2  Towing Rec‐

ognition Control Module

J345 , Removing and In‐

stalling, Wagon”,

page 215

 .

4 - Control Module Bracket

❑ For Towing Recognition

Control Module - J345-

❑ Removing and instal‐

ling. Refer to

⇒ “12.3.2  Towing Rec‐

ognition Control Module

J345 , Removing and In‐

stalling, Wagon”,

page 215

 .

5 - Vehicle Tools Bracket

12.2

Trailer Socket - U10-

Characteristics of pin 9.
♦ Pin 9, continuous positive, supplies the trailer with positive

from the Battery - A- .

♦ The continuous positive is always connected directly with the

Battery - A- .

♦ Only low current is permitted, approximately 7.5 - 10 A.
Trailer Socket - U10- Connector Assignment.
The exact connector assignment can be found the applicable wir‐

ing diagram. Refer to ⇒ Wiring diagrams, Troubleshooting &

Component locations.

12.3

Towing Recognition Control Module -

J345- , Removing and Installing

⇒ “12.3.1  Towing Recognition Control Module J345 , Removing

and Installing, Sedan”, page 215
⇒ “12.3.2  Towing Recognition Control Module J345 , Removing

and Installing, Wagon”, page 215

12.3.1

Towing Recognition Control Module -

J345- , Removing and Installing, Sedan

If the control module is being replaced, use the Vehicle Diagnostic

Tester and select the “Replacing” function for the respective con‐

trol module in “Guided Fault Finding”.
Removing
– Turn off the ignition and all electrical equipment.
– Remove the ignition key, if equipped.
– Remove the luggage compartment left trim panel. Refer to ⇒ 

Body Interior; Rep. Gr.  70 ; Luggage Compartment Trim Pan‐

els; Luggage Compartment Side Trim Panel, Removing and

Installing .

– Push the clips -1- together in the direction of the -arrows A-.
– Remove the Towing Recognition Control Module - J345- -3-.
– Disconnect the connectors -2-.
Installing
Install in reverse order of removal.

12.3.2

Towing Recognition Control Module -

J345- , Removing and Installing, Wagon

If the control module is being replaced, use the Vehicle Diagnostic

Tester and select the “Replacing” function for the respective con‐

trol module in “Guided Fault Finding”.
Removing
– Turn off the ignition and all electrical equipment.
– Remove the ignition key, if equipped.
– Remove the lid in the left luggage compartment side trim pan‐

el.

– Remove the vehicle tool kit.

– Remove the screws -1-.
– Pull the vehicle tools bracket in the direction of -arrow A-.
– Disconnect the connectors -2-.
– Remove the vehicle tools bracket in the direction of

-arrow B- from the side panel.

– Push the catch -1- in the direction of the -arrow A-.

– Lift up the Towing Recognition Control Module - J345- -2- and

remove in the direction of the arrow -B-.

Installing
Install in reverse order of removal.
Tightening Specifications
♦ Refer to

⇒ “12.1.2 Overview - Trailer Hitch Socket, Wagon”,

page 214