# Service bulletin LI15.40\-P\-073663

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: 11005285
- Published by NHTSA: 2024\-07\-26
- Manufacturer's number: LI15.40\-P\-073663
- Manufacturer's date: 2024\-07\-02
- NHTSA component: ENGINE

## NHTSA's summary

Complaint Check engine light illuminates. No driveability complaint. Fault codes U0115 and U0168 stored in ISA control unit Cause ISA control unit software Remedy Clear fault codes and perform a test drive. If fault does not return and no other symptoms present the vehicle can be returned to the owner. These fault codes will not lead to driveability complaint. After 3 drive cycles the check engine light is turned off. SW 20.B version includes solution for this complaint and has been released

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005285-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005285-9999.pdf)

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

## Components

Engine

## Trouble codes named

U0115, U0168

## Vehicles listed

- 2021 MERCEDES\-BENZ S 580
- 2021 MERCEDES\-MAYBACH S 580

JSON: [/v1/bulletins/11005285](/v1/bulletins/11005285)

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