1. Connect XENTRY Diagnosis
Mercedes-Benz technical service bulletin NCU - 2025050009 for 2025 Mercedes-Benz G 550, 2025 Mercedes-Benz AMG G63 and 2025 Mercedes-Benz G 580 EV.
- Bulletin number
- NCU - 2025050009
- Component
- Electrical system
- Summary
- 1. Connect XENTRY Diagnosis. 2. Update Battery management system (BMS) control unit software. To do this, select menu item "Quick test view → N82/9 – Battery management system (BMS) → Adaptations → Control unit update → Updating of control unit software". Follow the user guidance in XENTRY Diagnosis. Then update the following list of control units in the sequence given below: a) (A26/17) MBUX multimedia system (Head Unit) b) (B29/13) Left rear short-range radar (NBR-LR) c) (N162) Ambiance light (AML) d) (N156/1) Active driving sound compensation (ASX7) e) (A40/11) Multifunction camera (MFK) f) (N32/1) Electrical seat adjustment ‘Driver’ with memory function (ESA ‘Driver’) g) (N32/2) Electrical seat adjustment ‘Front passenger’ with memory function (ESA ‘Front passenger’) h) (N51/8) ADS (Adaptive damping system) i) (N2/10) Supplemental Restraint System (SRS) After the software updates have been completed, SCN coding must be performed for the following control units in the sequence given below: 3. Perform SCN coding in the AC charger for high-voltage battery (SG-LG) control unit. To do so, select menu item "Quick test view → N83/11 - AC charger for high-voltage battery (SG-LG) → Adaptations → Control unit update → Updating of SCN coding”. Then follow the user guidance in XENTRY Diagnosis. Update the following list of control units in the same way. a) (N10/6) Front signal acquisition and actuation module (Driver-side SAM) b) (N10/8) Rear signal acquisition and actuation module (Rear SAM) c) (N179) Hand detection system (HE) d) (N62) Parking system (PARK) 4. Disconnect XENTRY Diagnosis.
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