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
If it fails: lemon-manuals.org.ua

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Retrieve Module Identification

This test is used to verify the correct version level of the module being tested.
1. Perform Hookup and Vehicle Selection.

NOTE: The ignition switch must be in RUN or test will fail. Refer to the Rotunda NGS Tester Manual for more details.

2. Rotate dial to menu item "Diagnostic Data Link" and press trigger.
3. Select module by rotating dial to highlight module and press trigger.
4. Rotate dial to highlight menu item "Module Identification," press trigger.