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)

Or, hide this message: temporarily or permanently

Adapting Components and Functions



Adapting Functions And Components

Special tools, testers and auxiliary items required








- Vehicle diagnostic, testing, and information system VAS 5051
- Diagnostic Cable - 3 Meter VAS 5051/5A or VAS 5051/6A
- Diagnostic Cable VAS 5051/1 or VAS 5051/3 can also be used.

- On Vehicle diagnostic, testing, and information system VAS 5051, select "guided fault finding".

Once all control modules have been checked:
- Press Sprung button.
- Select "Function/component selection"
- Select "powertrain"
- Select "engine code"
- Select "01 - On Board Diagnostic (OBD) capable system"
- Select "engine management system"
- Select "Function"
- Select "Function or component"