Eos (1F7) V6-3.2L (BUB) (2008)
Tow Sensor: Description and Operation
Towing Recognition Control Module
Towing Recognition Control Module (J345) - arrow - is located behind side trim at left rear in luggage compartment.
‹› Additional information:
Refer to the Owner's Manual.
‹› At this time, only control modules manufactured by Westphalia are installed in the Eos.
‹› Use the Power Outlet Tester (V.A.G 1537/A) or (VAS 5800) to test the control module. Refer to => [ Towing Recognition Control Module,
Output Diagnostic Test Mode (DTM) ] See: Testing and Inspection/Scan Tool Testing and Procedures.
Towing Recognition Control Module detects from a performance decrease of at least 5 W* the use of a trailer and sends this information to diverse
control modules via CAN-Bus.
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.
At least the turn signal or parking lamp must be switched on to detect use of trailer.
DTC Recognition and Display:
Control Module for towing sensor is equipped with On Board Diagnostics (OBD) which assists troubleshooting.
For troubleshooting, use Vehicle Diagnostic, Testing and Information System (VAS 5051A) in operating mode " Guided Fault Finding".