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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Control Module Inputs, Bus

Control Module Inputs, Bus

- Vehicle speed (km/h) from MIU (540)
- SID buttons (night panel) from SID (541)
- Ignition +54 circuit (on/off) from DICE (628)
- Ignition +50 circuit (on/off) from DICE (628)
- Outside temperature (°C) from SID (541)
- Diagnostic communication

For a more detailed description of the control module input information from the bus. Bus Communication

For a more detailed description of the diagnosis, see Computers and Control Systems.