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

Test A

PINPOINT TEST A: THE BATTERY IS DISCHARGED OR BATTERY VOLTAGE IS LOW


Test A1-A3:






Test A4:






Normal Operation
The generator output is supplied through the battery positive output (B+) terminal on the back of the generator to the battery and electrical system. During normal operation the charging system warning indicator should be off with the ignition switch in the ON position and the engine running. The charging system warning indicator should be on with the ignition switch in the ON position and the engine off.

Possible Causes
- battery
- generator
- high key-off current drain(s)