Bus check with SUZUKI scan tool
WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
SUZUKI scan tool (SUZUKI-SDT) efficiently diagnoses a CAN bus malfunction by "Communication Bus Check" and "Communication Malfunction DTC" under "Bus check".
"Communication Bus Check" can display all control modules/sensors name communicated by CAN.