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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Glow Plug: Description and Operation

GLOW PLUGS

These are 6-volt heaters, operated at 12 volts, that turn ON, when the ignition switch is turned to the Run position, prior to starting the engine. The 6-volt heaters remain pulsating for a short time after starting, and are then turned OFF.

A wait to start lamp on the instrument panel provides information about the engine starting conditions. The wait to start lamp will not come ON during the post glows