Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Body Control Systems: Service Precautions

Precautions in Diagnosing Trouble

^ Diagnostic information stored in BCM memory can be cleared as well as checked by using SUZUKI scan tool. Before using scan tool, read its Operator's (Instruction) Manual carefully to have good understanding as to what functions are available and how to use it.
^ Be sure to read Precautions for Electrical Circuit Service before inspection and observe what is written there.
^ Communication of ECM, TCM (A/T model), ABS or ESP(R) control module, 4WD control module (if equipped), keyless start control module (if equipped), combination meter, steering angle sensor (if equipped), yaw rate /G sensor (if equipped) and BCM is established by CAN (Controller Area Network). For detail of CAN communication for BCM, refer to CAN Communication System Description. Therefore, handle CAN communication line with care referring to Precaution for CAN Communication System.