# 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: 10179691
- Published by NHTSA: 2020\-09\-14
- Manufacturer's number: L\-SB\-0028\-20
- Manufacturer's date: 2020\-08\-04
- NHTSA component: ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

## 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-10179691-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10179691-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2011 to 2017 LEXUS CT HYBRID
- 2013 to 2020 LEXUS ES HYBRID
- 2007 to 2008 LEXUS GS HYBRID
- 2010 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
- 2013 LEXUS RX 350
- 2014 LEXUS RX 351
- 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

- [KLG Technical In](/bulletins/10230353.md), 2023-01-17, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TI: 19LE05 Expired December 1, 2022
- [KLG Dealer Packa](/bulletins/10230352.md), 2023-01-17, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. DP: Limited Service Campaign KLG expired December 01, 2022
- [19LE05 Technical](/bulletins/10230351.md), 2023-01-17, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TI: 19LE05 Expired December 1, 2022
- [19LE05 Dealer Pa](/bulletins/10230350.md), 2023-01-17, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. DP: Customer Support Program 19LE05 expired December 1, 2022.
- [Safety Recall 22](/bulletins/10214355.md), 2022-06-21, Service bulletin: EQUIPMENT. Lexus Safety Recall and Service Campaign \- Technician Certification Requirements 4.13.2022
- [L\-SB\-0006\-22](/bulletins/10210374.md), 2022-04-18, Service bulletin: EQUIPMENT. TSB: This Service Bulletin includes procedures to replace damaged or loose front carpet floor retainer\(s\) without replacing the carpet assembly. Follow the Repair Procedure in this bulletin to replace the loose or damaged carpet floor retainer\(s\).
- [Lexus PRO19\-02 \-](/bulletins/10207945.md), 2022-02-14, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES; WHEELS. POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Lexus. This information must be kept near the point of vehicle sale and be available to any customer that requests it. Customers can find this information on the Owner?s section of Lexus.com. Dealers can locate a copy of this guide on the Claims Processing \& Resource Center in Dealer Daily as well.
- [LSB006013A](/bulletins/10205340.md), 2021-12-20, Service bulletin: EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. HVAC Odor Maintenance
- [LSB002514B](/bulletins/10205331.md), 2021-12-20, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Immobilizer and Smart Key Reset
- [LSB002514](/bulletins/10205329.md), 2021-12-20, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Immobilizer and Smart Key Reset.

JSON: [/v1/bulletins/10179691](/v1/bulletins/10179691)

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