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
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Distributor Cap: Description and Operation


The distributor cap is used to make the connection between the rotor and the correct spark plug wire. High tension current from the rotor is distributed to the towers of the distributor cap at a pre-set sequence and then to the spark plug wires which carry the current on to the spark plugs.