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Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> External Pages >> Different car >> Section 67 (General Electrical System - Repair Instructions) >> Battery >> 12 00... Instructions for disconnecting and connecting battery >> After connecting battery:

After connecting battery:

WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: After a power supply interruption some equipment is disabled and must be reactivated.

Likewise, individual settings are lost and must be activated.

Example:

For further information and instructions on vehicle -specific activation, please refer to the point "Procedure for initialization" under the document type "SI Diagnosis Coding" from the IDC (index number 11).