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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Charging System: Testing and Inspection


- The ignition switch connects circuit A1 with circuits A41, A38, and A48.

- Circuit A21 splices to power fuse 17 in the fuse block.

- Circuit A21 powers the coil side of the fuel pump relay.

- The ASD relay supplies battery voltage for the fuel injectors, ignition coil, and the heated oxygen sensors. The fuel pump relay powers the fuel pump module.