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)

Or, hide this message: temporarily or permanently

Checking Bus Participants







Checking Bus Participants

Via this test, there is the possibility to check the status of the connection from Data Bus On Board Diagnostic Interface to another bus participant.

- Connect the Vehicle Diagnostic Tester. Refer to => [ Vehicle Diagnosis, Testing and Information Systems ] Vehicle Diagnosis, Testing and Information Systems.

- On the Vehicle Diagnostic Tester, select "Guided Fault Finding".

- Using the "GO TO" button, select "Functions/Component selection" and the following menu options in sequence:

Body

Electrical Equipment

01 - On Board Diagnostic (OBD) capable systems

Data bus on board diagnostic interface

Functions of Data Bus On Board Diagnostic Interface

Checking bus participants