2025 KTM 390 SMC R TSBs

has determined that a defect which relates to motor vehicle safety exists with certain model motorcycles listed above pertaining to the engine control unit software. An issue with the originally installed engine control unit software may cause the engine to stall at low rpms. A loss of engine power increases the risk of a crash which could cause injury to the rider or others and/or damage to property. To remedy this defect, it is necessary to install the updated engine control unit software on all affected motorcycles.

therefore be replaced on all affected motorcycles that are linked to this bulletin in Dealer.net.

For this reason, the side stand spring must be replaced on all affected motorcycles that are linked to this bulletin in Dealer.net. As part of the PDI, the routing of the engine breathing line should also be checked (see Fig. 1 and Fig. 2).

an initialization run during the pre-delivery inspection (PDI). An overview of the steps necessary to perform the initialization run are listed below. Instructions for performing the initialization run can be found in the throttle body section of the Repair Manual.

has identified a deviation that may cause the turn signal flashers to blink at a rate that is faster than normal. To resolve this, an update of the dashboard software is required. This software update solves the possibility of the turn signal flashers blinking too fast, particularly at low ambient temperatures.

Therefore, the collars must be checked on all affected vehicles and replaced if necessary.

To ensure proper vehicle operation at the time of delivery, it is also necessary to perform an initialization run during the pre-delivery inspection (PDI). Refer to KTB2504, attached.