# Service bulletin L\-SB\-0028\-20

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: 10179595
- Published by NHTSA: 2020\-09\-14
- Manufacturer's number: L\-SB\-0028\-20
- Manufacturer's date: 2020\-08\-04
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

## NHTSA's summary

TSB: Some 2006 \- 2020 model year Lexus hybrid vehicles may exhibit an excessive buildup of dust, lint, or debris in the HV battery cooling fan or intake filter. This condition could reduce the efficiency of the HV battery cooling system.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10179595-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10179595-9999.pdf)

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

## Components

Engine, Cooling fan, Cooling system

## Vehicles listed

- 2011 to 2017 LEXUS CT HYBRID
- 2013 to 2020 LEXUS ES HYBRID
- 2007 to 2008 LEXUS GS HYBRID
- 2010 to 2011 LEXUS GS HYBRID
- 2013 LEXUS GS HYBRID
- 2016 to 2018 LEXUS GS HYBRID
- 2007 to 2009 LEXUS GS450H
- 2011 LEXUS GS450H
- 2014 to 2015 LEXUS GS450H
- 2010 to 2012 LEXUS HS 250 HYBRID
- 2018 to 2020 LEXUS LC HYBRID
- 2008 to 2012 LEXUS LS
- 2016 LEXUS LS
- 2018 to 2020 LEXUS LS HYBRID
- 2008 to 2016 LEXUS LS600H
- 2015 to 2020 LEXUS NX HYBRID
- 2006 LEXUS RX
- 2010 to 2011 LEXUS RX
- 2006 to 2008 LEXUS RX HYBRID
- 2011 to 2020 LEXUS RX HYBRID
- 2010 LEXUS RX450H
- 2019 to 2020 LEXUS UX HYBRID

## Other bulletins for the same vehicles and component

- [LSB\-0029\-11](/bulletins/10039249.md), 2011-07-13, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. TOYOTA: THE COOLING FAN MOTOR MAY BE INOPERATIVE WHICH CAN CAUSE ENGINE COOLANT TEMP TO INCREASE. 2007\-2011 LS460. \*RM

JSON: [/v1/bulletins/10179595](/v1/bulletins/10179595)

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