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

Scan Tool Testing and Procedures

CONNECTION OF MULTI-USE TESTER II

Special Tools












- Place the starter switch at the LOCK position.
- Connect the connector A to the cigar lighter socket.
- Connect the Multi-Use Tester II connector C (16 pins) to the data link connector B (16 pins).

NOTE: For the operating procedures for the Multi-Use Tester II, refer to the instruction manual for the Multi-Use Tester II.