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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Spark Control Relay: Testing and Inspection

Fig. 10, Dual Pick Up Start Run Relay:






1. Disconnect two-way connector from pins 5 and 4 of dual pick up start-run relay, Fig. 10.
2. Connect suitable ohmmeter between pins 4 and 5 of relay.
3. If ohmmeter reading of 20-30 ohms cannot be obtained, replace relay.