Trailer detector control unit -J345-
General description:
The trailer detector control unit -J345- detects a power
consumption of at least 5 W
→ Remark when “towing a trailer” and passes this information
to various control units via the CAN data bus.
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Contents of the breakdown set
Fig. 227 The breakdown set
First read and observe the introductory information
and safety warningsThe breakdown set may be located in various places in
the vehicle, e.g. in the side stowage area of the luggage compartment or under the
floor covering in the variable luggage compartment. It in ...
Starting conditions for auxiliary heater, supplementary heater mode
Terminal 15 (ignition) on
Engine speed > 600 rpm
Coolant temperature < 72 °C
Ambient temperature < 5 °C
Reserve fuel level not reached
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