# Service bulletin Launch NCU \- 202

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: 10187792
- Published by NHTSA: 2021\-03\-01
- Manufacturer's number: Launch NCU \- 202
- Manufacturer's date: 2021\-01\-14
- NHTSA component: AIR BAGS; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

Mercedes\-Benz AG \(?MBAG?\), the manufacturer of Mercedes\-Benz, has determined that on certain Model Year \(?MY?\) 2017\-2018 E\-Class \(213, and 238 platform\) vehicles, the supplemental restraint system \(?SRS?\) control unit software does not correspond to the current production specifications. In this case, some event data recorder \(?EDR?\) data might not be recorded correctly. No other functions of the SRS control unit are affected. What We?re Doing MBUSA will conduct a Service Campaign. An authorized Mercedes\-Benz dealer will update the SRS control unit software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187792-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187792-9999.pdf)

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

## Components

Air bags, Electrical system, Software

## Vehicles listed

- 2018 MERCEDES\-BENZ E 300
- 2018 MERCEDES\-BENZ E 400
- 2017 MERCEDES\-BENZ E300
- 2017 MERCEDES\-BENZ E350
- 2017 MERCEDES\-BENZ E400

JSON: [/v1/bulletins/10187792](/v1/bulletins/10187792)

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