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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Starter Relay: Description and Operation

The starter interrupt relay consists of:
^ pull in coil and contacts

When the ignition switch is in the START position:
^ the pull-in coil is activated and pulls the contacts together.
^ current passes through the starter relay from the engine compartment power distribution box to the starter solenoid.