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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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System Circuit Diagram




System Circuit Diagram

The following block diagram provides an overview of the control modules and bus systems deployed in the vehicle.







- JBE (Junction Box Electronics)
- Control module with connection to K-CAN, PT-CAN and diagnosis lead

- CCC (Car Communication Computer) or M-ASK (Multi Audio System Controller) or RAD (Radio)
- Control module with connection to K-CAN and MOST

- DSC (Dynamic Stability Control)
- Control module with connection to F-CAN and PT-CAN

- AFS (Active steering)
- Control module with connection to F-CAN and PT-CAN

- K1... Kn: control modules on the K-CAN

- M1... Mn: Control modules on the MOST

- F1... Fn: Control modules on the F-CAN

- PT1... PTn: Control modules on the PT-CAN