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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Ignition Coil: Specifications

Ignition coil
The ignition coil generates a spark to a sparkplug when the engine control module (ECM) says to do so. The diagnostics signal indicates if the component works.
The values should be regarded as approximate.