# Service campaign NCU \- 2025050009

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service campaign
- NHTSA id: 11019012
- Published by NHTSA: 2025\-06\-03
- Manufacturer's number: NCU \- 2025050009
- Manufacturer's date: 2025\-05\-30
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019012-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019012-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2025 MERCEDES\-BENZ AMG G63
- 2025 MERCEDES\-BENZ G 550
- 2025 MERCEDES\-BENZ G 580 EV

JSON: [/v1/bulletins/11019012](/v1/bulletins/11019012)

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