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 Cable: Testing and Inspection

CAUTION: Carefully remove the Ignition Wires by pulling on the Rubber Boots. Do not bend the Wires; you might break them inside.

Ignition Wire:




1. Check the condition of the Wire Terminals. If any Terminal is corroded, clean it, and if it is broken or distorted, replace the Wire.

Checking Ignition Wire Resistance:




2. Connect Ohmmeter Probes and measure resistance.
3. If resistance exceeds 25,000 ohms replace the Ignition Wire.

Ignition Wire Resistance: 25,000 Ohms max. at 70°F (20°C).