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

Computers and Control Systems: Tools and Equipment

TROUBLESHOOTING

TESTERS AND TOOLS

- Engine tester with oscilloscope, e.g. 1010/1019, Bosch Mot 300/400

- Multi-tester (internal resistance at least 20 k-ohms/V)




- Two test leads (made locally) for tests on multiple pin plugs of control units and plug connections with contact version (flat contacts).




- Two adapter test leads (made locally)