# Service bulletin TSB\_CHA084\_R8

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: 10202226
- Published by NHTSA: 2021\-10\-22
- Manufacturer's number: TSB\_CHA084\_R8
- Manufacturer's date: 2021\-10\-05
- NHTSA component: STEERING

## NHTSA's summary

TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C\-MDPS MOTOR, ECU, WORM GEAR AND/OR STEERING COLUMN HOUSING \- This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding the partial repair of the Motor Driven Power Steering \(MDPS\) Motor, Electronic Control Unit \(ECU\), Steering Column Housing, or Worm Gear Assembly. When the steering wheel is rotated a scraping noise can be heard originating from the lower bearing on the Worm Gear Assembly on some 2010MY\~ Kia models listed on page 8, equipped with a Column Motor Driven Power Steering \(C\-MDPS\) unit. On some vehicles when the steering wheel is rotated a scraping noise can be heard originating from the lower bearing on the Worm Gear Assembly and does not affect the steering effort.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202226-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202226-9999.pdf)

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

## Components

Steering

## Vehicles listed

- 2014 to 2020 KIA CADENZA
- 2021 KIA CADENZA
- 2010 to 2021 KIA FORTE
- 2010 to 2015 KIA FORTE KOUP
- 2016 KIA FORTE KOUP
- 2017 to 2022 KIA NIRO
- 2019 to 2020 KIA NIRO EV
- 2018 KIA NIRO PHEV
- 2020 KIA NIRO PHEV
- 2019 KIA NIRO PLUG\-IN HYBRID
- 2011 to 2020 KIA OPTIMA
- 2011 to 2020 KIA OPTIMA HYBRID
- 2017 to 2020 KIA OPTIMA PHEV
- 2012 to 2022 KIA RIO
- 2011 to 2022 KIA SORENTO
- 2010 to 2021 KIA SOUL
- 2015 to 2020 KIA SOUL EV
- 2011 to 2022 KIA SPORTAGE
- 2018 KIA redundant NIRO

## Recalls for the same vehicles and component

- [2022238](/recalls/tc/2022238.md), 2022-05-06: Steering
- [22V304000](/recalls/nhtsa/22V304000.md), 2022-05-05: STEERING:COLUMN
- [2018533](/recalls/tc/2018533.md), 2018-09-26: Steering
- [18V656000](/recalls/nhtsa/18V656000.md), 2018-09-21: STEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING:COLUMN
- [2017514](/recalls/tc/2017514.md), 2017-10-23: Steering
- [17V608000](/recalls/nhtsa/17V608000.md), 2017-09-29: STEERING
- [2017168](/recalls/tc/2017168.md), 2017-03-23: Steering
- [17V159000](/recalls/nhtsa/17V159000.md), 2017-03-10: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [2015535](/recalls/tc/2015535.md), 2015-11-12: Steering
- [2014237](/recalls/tc/2014237.md), 2014-06-19: Steering

## Other bulletins for the same vehicles and component

- [TSB\_ELE108\_R1](/bulletins/11011945.md), 2024-12-18, Service bulletin: AIR BAGS; STEERING. TECHNICAL SERVICE BULLETIN: AIRBAG WARNING LIGHT ON \(WTY003\) \- This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information related to the replacement of the clock spring assembly on 2011MY \- 2015MY Sorento \(XMa\) vehicles. Kia is extending the warranty coverage for the driver’s front airbag clock spring assembly on the 2011\-2015 MY Sorento vehicles, manufactured from 10/24/2009 through 12/17/2014, to fifteen \(15\) years with unlimited mileage, starting from the date of first service. This warranty extension addresses failures of the driver’s front airbag clock spring, as well as the diagnosis of any concerns related to the airbag warning light.
- [CS2311\_TSB\_R3](/bulletins/11009080.md), 2024-10-23, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY; STEERING. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR \& DECAL INSTALLATION \(CS2311\) \- This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to install a Theft Deterrent Ignition Cylinder Protector on certain 2010\-2022MY Kia vehicles outlined on page 15, which may not have been equipped with an immobilizer and whose Integrated Body Control Unit \(IBU\) / Body Control Module \(BCM\) are not able to receive the Anti\-Theft Software Logic upgrade under CS2301/02/03/04/05/06/07/08/09 TSBs. In an effort to help prevent thefts of Kia vehicles that are not equipped with an immobilizer, a protective cover will be permanently affixed to the ignition cylinder. This Theft Deterrent Ignition Cylinder Protector prevents the removal of the key lock cylinder thereby preventing access to the ignition tumbler.
- [TSB\_CHA122](/bulletins/11000548.md), 2024-05-30, Service bulletin: STEERING. TECHNICAL SERVICE BULLETIN: MDPS SMALL BEARING REPLACEMENT \- This bulletin provides the procedure to replace the worm gear small bearing of Motor Driver Power Steering \(MDPS\) unit on 2021MY Sorento \(MQ4a\) vehicles produced from September 30, 2020 through June 30, 2021 and 2021MY Sorento HEV \(MQ4 PHEV\) vehicles produced from September 15, 2020 through June 30, 2021 which may exhibit an abnormal noise when steering left and right. This may be caused by foreign substances in the MDPS worm shaft small bearing. On some vehicles when the steering wheel is rotated, a scraping/rumbling noise can be heard originating from worm gear small bearing and does not affect the steering effort.
- [CS2311\_TSB\_R2](/bulletins/10250838.md), 2024-03-02, Service bulletin: ELECTRICAL SYSTEM; STEERING; STRUCTURE. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR \& DECAL INSTALLATION \(CS2311\) \- This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to install a Theft Deterrent Ignition Cylinder Protector on certain 2010\-2022MY Kia vehicles outlined on page 15, which may not have been equipped with an immobilizer and whose Integrated Body Control Unit \(IBU\) / Body Control Module \(BCM\) are not able to receive the Anti\-Theft Software Logic upgrade under CS2301/02/03/04/05/06/07/08/09 TSBs. In an effort to help prevent thefts of Kia vehicles that are not equipped with an immobilizer, a protective cover will be permanently affixed to the ignition cylinder. This Theft Deterrent Ignition Cylinder Protector prevents the removal of the key lock cylinder thereby preventing access to the ignition tumbler.
- [CS2311\_TSB\_R1](/bulletins/10247554.md), 2024-01-06, Service bulletin: STRUCTURE; STRUCTURE:CRITICAL FASTENERS; STEERING; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR \& DECAL INSTALLATION \(CS2311\) \- This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to install a Theft Deterrent Ignition Cylinder Protector on certain 2010\-2022MY Kia vehicles outlined on page 15, which may not have been equipped with an immobilizer and whose Integrated Body Control Unit \(IBU\) / Body Control Module \(BCM\) are not able to receive the Anti\-Theft Software Logic upgrade under CS2301/02/03/04/05/06/07/08/09 TSBs. In an effort to help prevent thefts of Kia vehicles that are not equipped with an immobilizer, a protective cover will be permanently affixed to the ignition cylinder. This Theft Deterrent Ignition Cylinder Protector prevents the removal of the key lock cylinder thereby preventing access to the ignition tumbler.
- [CS2311\_TSB](/bulletins/10247553.md), 2024-01-06, Service bulletin: STRUCTURE; STEERING; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE; STRUCTURE:CRITICAL FASTENERS. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR \& DECAL INSTALLATION \(CS2311\) \- This bulletin provides information to install a Theft Deterrent Ignition Cylinder Protector on certain 2010\-2022MY Kia vehicles outlined on page 13, which may not have been equipped with an immobilizer and whose Integrated Body Control Unit \(IBU\) / Body Control Module \(BCM\) are not able to receive the Anti\-Theft Software Logic upgrade under CS2301/02/03/04/05/06/07/08/09 TSBs. In an effort to help prevent thefts of Kia vehicles that are not equipped with an immobilizer, a protective cover will be permanently affixed to the ignition cylinder. This Theft Deterrent Ignition Cylinder Protector prevents the removal of the key lock cylinder thereby preventing access to the ignition tumbler.
- [PS750](/bulletins/10242913.md), 2023-10-01, Service bulletin: POWER TRAIN; STEERING; SUSPENSION. PITSTOP: AWD SYSTEM CONCERN DUE TO TIRE CIRCUMFERENCE \- This Pitstop provides information regarding potential concerns with the All\-Wheel\-Drive \(AWD\) system due to tire sizes of differing circumference. Some customers may complain of a chatter sensation felt in the drivetrain of the vehicle and/or the failure of drivetrain component\(s\). A difference in tire size \(width, aspect ratio, construction, rim diameter etc.\) may be the cause.
- [CS2307L\_OWNR2](/bulletins/10241172.md), 2023-08-24, Service bulletin: EQUIPMENT; STEERING. CUSTOMER SATISFACTION CAMPAIGN: OWNER RE\-NOTIFICATION \- This document is the owner re\-notification advising that Kia is now making steering wheel lock devices available directly to certain Kia vehicle owners. These devices can help deter a theft attempt. We are making this device available to customers free of charge and will ship it directly to customers who place orders within eighteen \(18\) months from the date of this letter.
- [CS2306L\_OWNRPS2](/bulletins/10241169.md), 2023-08-24, Service bulletin: STEERING; EQUIPMENT. CUSTOMER SATISFACTION CAMPAIGN: OWNER RE\-NOTIFICATION \- This document is the owner re\-notification advising that Kia is now making steering wheel lock devices available directly to certain Kia vehicle owners. These devices can help deter a theft attempt. We are making this device available to customers free of charge and will ship it directly to customers who place orders within eighteen \(18\) months from the date of this letter.
- [CS2306L\_OWNRSK32](/bulletins/10240742.md), 2023-08-24, Service bulletin: EQUIPMENT; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE. CUSTOMER SATISFACTION CAMPAIGN: OWNER RE\-NOTIFICATION \- This document is the owner re\-notification advising that Kia is now making steering wheel lock devices available directly to certain Kia vehicle owners. These devices can help deter a theft attempt. We are making this device available to customers free of charge and will ship it directly to customers who place orders within eighteen \(18\) months from the date of this letter.

JSON: [/v1/bulletins/10202226](/v1/bulletins/10202226)

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