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)

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System Check

The System check menu item may be used to check all components triggering an alarm (except terminal 15). In this case, the alarm horn is only triggered twice for a short interval.

The following display appears after the System check menu item has been called:

Indicated on display
System check !
Continue: >

The individual components that may trigger an alarm (except terminal 15) can now be checked. E.g. if a door is opened, an alarm is triggered. At the same time, triggering of the alarm is stored in the result memory. After the check has been completed and the > key has been pressed, the following display appears:


Indicated on display
Note:
Erase result
memory
Return: N

The result memory must be erased since the check has been stored in the memory.