# Service bulletin TSB004222

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: 10214364
- Published by NHTSA: 2022\-06\-21
- Manufacturer's number: TSB004222
- Manufacturer's date: 2022\-04\-19
- NHTSA component: ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:COMPRESSOR; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

## NHTSA's summary

TSB: Some 2021 model year RAV4 Prime vehicles may exhibit a short humming/buzzing noise upon startup \(Ready ON\) with the compressor on. 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-10214364-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214364-9999.pdf)

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

## Components

Electrical system, Glass, wipers and mirrors, Heating and air conditioning, A/C compressor

## Vehicles listed

- 2021 TOYOTA RAV4 PRIME

JSON: [/v1/bulletins/10214364](/v1/bulletins/10214364)

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