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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Ignition Control Module: Service and Repair

Ignition Components:





1. Be sure ignition switch is OFF.
2. Remove connector from amplifier.
3. Locate wire harness from amplifier to coil and disconnect wires at coil.
4. Remove two bolts securing amplifier to intake manifold.
5. Reverse steps to refit.