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Home >> Volkswagen >> 2006 >> GTI 1.8 E, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Wiring) >> 97 Wiring >> Description And Operation >> Towing Recognition Control Module -J345-

Towing Recognition Control Module -J345-

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The Towing Recognition Control Module -arrow- is located behind side trim at left rear in luggage compartment.

Fig 1: Identifying Towing Recognition Control Module J345
GWWN97-0604Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
NOTE:

Additional information:

Refer to the Owner's Manual.

NOTE:

At this time, only control modules manufactured by Westphalia are installed in the Golf.

The Towing recognition control module detects from a performance decrease of at least 5 W the use of trailer and sends this information to diverse control modules via CAN-Bus. See item:  1.

The Towing Recognition Control Module is supplied with information (light control) from the Vehicle Electrical System Control Module -J519- and Comfort System Central Control Module J393 via the CAN databus.

  1. At least the turn signal or parking lamp must be switched on to detect "use of trailer".

DTC Recognition and Display 

Towing recognition control module is equipped with On Board Diagnostics (OBD) which assists troubleshooting.

For troubleshooting, use Vehicle Diagnostic Tester in operating mode "Guided Fault Finding".

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