# Service bulletin LI20.10\-P\-072886

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: 10209876
- Published by NHTSA: 2022\-04\-05
- Manufacturer's number: LI20.10\-P\-072886
- Manufacturer's date: 2022\-03\-10
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or performance and is not a safety concern. The vehicle remains safe to operate with this code, but the measures listed in the "Remedy" section are recommended. Remedy Run guided tests as described.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209876-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209876-9999.pdf)

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

## Components

Engine

## Trouble codes named

P0128

## Vehicles listed

- MERCEDES\-BENZ MERCEDES\-BENZ

JSON: [/v1/bulletins/10209876](/v1/bulletins/10209876)

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