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
Design and Function, On-Board Diagnosis System (OBD)
Diagnostics USA uses Volvo system tester Scan Tool
(ST) instead of Volvo Diagnostic key Scan Tool (ST).
Reading Off Using The Volvo System Tester Scan Tool The Volvo System Tester communicates with the control module using a type of serial communication. This provides more detailed information on the diagnostic trouble codes than does the Volvo Diagnostic Key.
