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
If it fails: lemon-manuals.org.ua

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Ignition Timing: Adjustments

The base timing is preset when the engine is manufactured, no adjustment is possible. Timing advance and retard are accomplished through the Powertrain Control Module (PCM) with Ignition Control (IC).