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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Main Relay (Computer/Fuel System): Testing and Inspection
Inspection 1.
Check that a "clicking" sound is heard at the main relay when turning the ignition switch OFF and ON.
2.
Apply battery positive voltage to terminal A and ground terminal B of the main relay.
3.
Check for continuity at the terminals with an ohmmeter.