# Service bulletin A22\-052\_Version2

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: 10227774
- Published by NHTSA: 2022\-12\-14
- Manufacturer's number: A22\-052\_Version2
- Manufacturer's date: 2022\-12\-08
- NHTSA component: POWER TRAIN

## NHTSA's summary

Service Bulletin \- Due to an improper heat treatment during the manufacturing process, the driven pulley in the CVT was not properly hardened. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights. Some vehicles may not move forward after coming to a stop.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10227774-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10227774-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2021 HONDA ACCORD

## Other bulletins for the same vehicles and component

- [ONL6VP02192024\_2](/bulletins/10250741.md), 2024-02-27, Service bulletin: POWER TRAIN. Owner Notification Letter \- The driven pulley in the transmission \(CVT\) was not properly hardened due to improper heat treatment during the manufacturing process. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights illuminating. This may lead to not being able to move forward after coming to a stop.
- [ONL6VP01232023](/bulletins/10231062.md), 2023-02-04, Service bulletin: POWER TRAIN. Owner Notification Letter \- The driven pulley in the transmission \(CVT\) was not properly hardened due to improper heat treatment during the manufacturing process. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights illuminating. This may lead to not being able to move forward after coming to a stop.
- [ABOM12022022](/bulletins/10227777.md), 2022-12-14, Service bulletin: POWER TRAIN. Dealer Message \- Today, December 2, 2022, American Honda is announcing a product update for a total of 75 model year 2021 Accord and CR\-V units to address incorrect CVT operation which may cause vehicle slippage, noise, and illumination of the MIL. Refer to your eResponsibility report or perform an iN VIN status inquiry to determine which units in your inventory are affected.
- [A22\-052](/bulletins/10227773.md), 2022-12-14, Service bulletin: POWER TRAIN. Service Bulletin \- Due to an improper heat treatment during the manufacturing process, the driven pulley in the CVT was not properly hardened. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights. Some vehicles may not move forward after coming to a stop.
- [ONL6WR11222021](/bulletins/10203827.md), 2021-12-03, Service bulletin: PARKING BRAKE; POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Owner Notification Letter \- On some 2021 Accord Hybrids and 2021 CR\-V Hybrids, the Parking Pawl Control Module and Parking Pawl Actuator warranty terms information is missing from the Federal and California Emission Warranties Parts List page within the Warranty Information Booklet.
- [A21\-077](/bulletins/10202317.md), 2021-10-19, Service bulletin: POWER TRAIN. Service Bulletin \- The Parking Pawl Control Module and Parking Pawl Actuator warranty terms label needs to be applied to the Federal and California Emission Warranties Parts List page within the Warranty Information Booklet.
- [AHPa10082021](/bulletins/10202260.md), 2021-10-16, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. Dealer Message \- The Parking Pawl system is programmed to illuminate the MIL upon failure. The parts are required to be covered by the emission warranty. The related parts were not listed in the Warranty Booklet.

JSON: [/v1/bulletins/10227774](/v1/bulletins/10227774)

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