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

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Ignition Control Module: Testing and Inspection

Fig. 10 Testing igniter:





1. Remove the igniter.
2. Make the circuit shown with suitable wiring and a test lamp (use a 12 volt bulb of less than 12w capacity).
3. Quickly operate the switch ON and OFF, and make sure that the test lamp flashes.
4. If the lamp does not flash, replace the igniter.
5. Repeat test for both leading and trailing igniters.