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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Control Module Identification




Control Module Identification
It is important to know how to properly identify DME control modules prior to programming. The control modules are identified by:
- BMW Part number
- BMW Hardware number
- Bosch Hardware number

These numbers are displayed in the following locations:
- Control module ID label.
- Control module ID display using the Diagnostic program.




Part Number Basic Control Module
This number refers to the part number of the control unit without any data status.

Part Number Programmed Control Module
This number refers to the part number of a factory programmed module that includes the data status.