# Service bulletin LI54.71\-P\-078112

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 bulletin
- NHTSA id: 11011982
- Published by NHTSA: 2024\-12\-19
- Manufacturer's number: LI54.71\-P\-078112
- Manufacturer's date: 2024\-12\-19
- NHTSA component: ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

## NHTSA's summary

Complaint "Active Distance Assist currently unavailable" and "Active Brake Assist functions currently limited" are shown on the instrument cluster during startup or while driving AND stored DTC in quick test U0416FE \- "Implausible data were received from control unit Traction system" in A108/1 \(Distronic\). Cluster messages will remain and mentioned system functionality is limited until key is cycled. Cause Under investigation. Symptom may occur with one or a combination of the following: 1. Low battery health 2. Battery state of charge 3. Repeated short drive cycles. Cluster messages will resolve after a vehicle key cycle. Remedy TIPS case not necessary. At this time the U0416FE DTC in combination with the instrument cluster lights \(Active Brake Assist/Active Distance Assist\) is being analyzed. The cluster messages will resolve with a key cycle.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011982-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011982-9999.pdf)

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

## Components

Driver assistance, Electrical system, Adaptive cruise control

## Trouble codes named

U0416

## Vehicles listed

- 2019 to 2024 MERCEDES\-BENZ AMG G63
- 2016 to 2018 MERCEDES\-BENZ AMG G65

JSON: [/v1/bulletins/11011982](/v1/bulletins/11011982)

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