# Service bulletin T\-SB\-0085\-21 Rev

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: 10207961
- Published by NHTSA: 2022\-02\-14
- Manufacturer's number: T\-SB\-0085\-21 Rev
- Manufacturer's date: 2022\-01\-28
- NHTSA component: AIR BAGS; SERVICE BRAKES, HYDRAULIC; BACK OVER PREVENTION

## NHTSA's summary

TSB: Some 2020 ? 2021 model year 4Runner vehicles may exhibit a squeal/squeak noise from the front brakes with light to moderate braking. Follow the Repair Procedure in this bulletin to address this condition.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207961-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207961-9999.pdf)

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

## Components

Air bags, Brakes, Driver assistance, Backup camera

## Vehicles listed

- 2020 to 2021 TOYOTA 4RUNNER

## Other bulletins for the same vehicles and component

- [T\-SB\-0070\-19 Rev](/bulletins/10245468.md), 2023-11-27, Service bulletin: SEAT BELTS; BACK OVER PREVENTION; WHEELS. TSB: Some 2015 ? 2023 model year TRD Pro Edition 4Runner vehicles may exhibit an abnormal noise when in Reverse with the wheels at or near full lock due to interference between the tire and bumper and/or fender liner. Follow the Repair Procedure in this bulletin to address this condition.
- [TTT063620](/bulletins/10214323.md), 2022-06-21, Service bulletin: BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care \(TCMC\) brake pads may exhibit a groan or squeak noise in various driving conditions
- [T\-TT\-0599\-20 Rev](/bulletins/10190459.md), 2021-04-19, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION. TT: Vehicle control apps might not operate as expected at times due to preconditions \(normal operating parameters\) not being established, vehicle settings and/or network/cellular coverage concerns.
- [T\-TT\-0636\-20 Rev](/bulletins/10190453.md), 2021-04-19, Service bulletin: BACK OVER PREVENTION; SERVICE BRAKES. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care \(TCMC\) brake pads may exhibit a groan or squeak noise in various driving conditions.
- [T\-TT\-0599\-20 Rev](/bulletins/10187264.md), 2021-02-16, Service bulletin: BACK OVER PREVENTION:SOFTWARE. TT: Vehicle control apps might not operate as expected at times due to preconditions \(normal operating parameters\) not being established, vehicle settings and/or network/cellular coverage concerns.
- [T\-TT\-0636\-20](/bulletins/10187241.md), 2021-02-16, Service bulletin: BACK OVER PREVENTION; SERVICE BRAKES. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care \(TCMC\) brake pads may exhibit a groan or squeak noise in various driving conditions.
- [T\-SB\-0049\-20 Rev](/bulletins/10183270.md), 2020-11-30, Service bulletin: BACK OVER PREVENTION. TSB: Some 2014 ? 2020 model year 4Runner vehicles may exhibit a gap due to disengagement of the front bumper cover clips and the fender retainer near the headlamp assembly. Follow the Repair Procedure in this bulletin to address this condition.

JSON: [/v1/bulletins/10207961](/v1/bulletins/10207961)

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