# Service bulletin WTY028\_DP

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: 10216903
- Published by NHTSA: 2022\-08\-03
- Manufacturer's number: WTY028\_DP
- Manufacturer's date: 2022\-07\-27
- NHTSA component: FUEL SYSTEM, GASOLINE

## NHTSA's summary

WARRANTY EXTENSION: DEALER PRINCIPAL MEMO \- This document is the announcement to the dealer principals that Kia is extending the New Vehicle Limited Warranty coverage for repairs related to low\-pressure fuel pump failure for 2016\-2020 MY Optima vehicles manufactured at a Kia assembly plant in the U.S. from 5 years/60,000 miles to 15 years/ 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address certain concerns related to the potential failure of the low\-pressure fuel pump.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10216903-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10216903-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2016 to 2020 KIA OPTIMA

## Recalls for the same vehicles and component

- [2019098](/recalls/tc/2019098.md), 2019-02-27: Fuel System
- [18V907000](/recalls/nhtsa/18V907000.md), 2018-12-19: ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

## Other bulletins for the same vehicles and component

- [SC269\_OWNR\_401](/bulletins/11035124.md), 2026-07-21, Service campaign: FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION \(SC269 FLIGHT \#401\) \- This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to inspect and, if necessary, replace the high\-voltage fuse in 2013\-2016 MY Optima Hybrid vehicles.
- [SC269\_OWNR\_301](/bulletins/11015971.md), 2025-03-26, Service campaign: FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION \(SC269\) \- This document is the owner renotification advising that Kia conducting a Voluntary Service Campaign to inspect and, if necessary, replace the high\-voltage fuse in 2013\-2016 MY Optima Hybrid vehicles.
- [TSB\_ELE273](/bulletins/10230486.md), 2023-02-02, Service bulletin: FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: HIGH\-VOLTAGE BATTERY SAFETY PLUG FUSE INSPECTION AND REPLACEMENT \- This bulletin provides information associated with the "Hybrid System Warranty Extension Program" \(WTY029\) to inspect and, if necessary, replace the High Voltage Battery \(HVB\) Safety Plug Fuse Assembly or Main Fuse on 2013\-2016MY Optima Hybrid \(TF HEV\) vehicles produced from September 27, 2012 through July 22, 2015.
- [WTY028\_TSB\_R1](/bulletins/10225574.md), 2022-11-02, Service bulletin: FUEL SYSTEM, GASOLINE. TECHNICAL SERVICE BULLETIN: FUEL PUMP FILTER INSPECTION/REPLACEMENT \- 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 associated with the 'Warranty Extension Program' \(WTY028\) to inspect and, if necessary, replace the fuel pump filter assembly on 2016\-2020MY Optima \(JFa\) vehicles produced from August 28, 2015 through June 23, 2020, for repairs that may be necessary to address a low\-pressure fuel pump failure to be covered for 15 years / 150,000 miles, whichever comes first starting from the date the vehicle was first put into service. The affected vehicles may exhibit an intermittent reduction in engine power, contain an active or stored DTC P1233 and/or exhibit a 'No Start' condition due to a cracked fuel pump filter housing.
- [WTY028\_TSB](/bulletins/10225572.md), 2022-11-02, Service bulletin: FUEL SYSTEM, GASOLINE. TECHNICAL SERVICE BULLETIN: FUEL PUMP FILTER INSPECTION/REPLACEMENT \- This bulletin provides information associated with the 'Warranty Extension Program' \(WTY028\) to inspect and, if necessary, replace the fuel pump filter assembly on 2016\-2020MY Optima \(JFa\) vehicles produced from August 28, 2015 through June 23, 2020, for repairs that may be necessary to address a low\-pressure fuel pump failure to be covered for 15 years / 150,000 miles, whichever comes first starting from the date the vehicle was first put into service. The affected vehicles may exhibit an intermittent reduction in engine power, contain an active or stored DTC P1233 and/or exhibit a 'No Start' condition due to a cracked fuel pump filter housing.
- [WTY029\_OWNR](/bulletins/10222379.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE; HYBRID PROPULSION SYSTEM. WARRANTY EXTENSION: OWNER NOTIFICATION \- This document is the owner notification advising that Kia is extending the Hybrid System Warranty coverage for the high\-voltage battery safety plug fuse in 2013\-2016 MY Optima Hybrid vehicles from 10 years / 100,000 miles to 15 years / 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension addresses, at no cost to you, certain concerns related to the potential failure of the high\-voltage battery safety plug fuse.
- [WTY029\_REIMB](/bulletins/10222377.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. WARRANTY EXTENSION: REIMBURSEMENT FORM \- This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this same matter prior to the warranty extension program launch.
- [WTY029\_QA](/bulletins/10222376.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. WARRANTY EXTENSION: QUESTION AND ANSWER \- This document is the Question and Answer Guide containing the most frequently asked questions regarding the warranty extension \(WTY029\).
- [WTY029\_DPSM](/bulletins/10222374.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. WARRANTY EXTENSION: DEALER PARTS AND SERVICE MANAGER MEMO \- This document is the announcement to the dealer Parts and Service Managers that Kia America, Inc., is extending the Hybrid System Warranty coverage for the high\-voltage battery safety plug fuse in 2013\-2016 MY Optima Hybrid vehicles from 10 years / 100,000 miles to 15 years / 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address certain concerns related to the potential failure of the high\-voltage battery safety plug fuse.
- [WTY029\_DP](/bulletins/10222373.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. WARRANTY EXTENSION: DEALER PRINCIPAL MEMO \- This document is the announcement to the dealer principals that Kia America, Inc., is extending the Hybrid System Warranty coverage for the high\-voltage battery safety plug fuse in 2013\-2016 MY Optima Hybrid vehicles from 10 years / 100,000 miles to 15 years / 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address certain concerns related to the potential failure of the high\-voltage battery safety plug fuse.

JSON: [/v1/bulletins/10216903](/v1/bulletins/10216903)

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