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 Description

The multifunction modules consist of the following:
^ air suspension module
^ Driver Door Module (DDM)
^ Lighting Control Module (LCM)

The air suspension module is linked to its own Data Link Connector (DLC). The air suspension module controls the air suspension system and the Electronic Variable Orifice (EVO) steering.

The DDM is connected to the International Standards Organization (ISO) 9141 communication network. The DDM controls many functions including power windows, power door locks and remote keyless entry.

The LCM is connected to the ISO 9141 communication network. The LCM controls both interior and exterior lighting, backlighting, the battery saver and warning chimes.