Towing Recognition Control Module -J345-: Notes
General Description:
The Towing Recognition Control Module -J345- recognizes "trailer mode" when there is a power decrease of at least 5 W (refer to ) Towing Recognition Control Module -J345- - List Item: At least turn signals or side marker lamps must be switched on to detect "trailer mode".) and transmits this information to various control modules via the CAN data bus.
The Vehicle Electrical System Control Module -J519- and the Comfort System Central Control Module -J393- supply the Towing Recognition Control Module -J519- with information via the CAN data bus.
For Information on Testing Control Modules, Diagnosing Malfunctions, Malfunction Indicators and Fault Finding. Refer to the appropriate service information .