# Service bulletin TSBENG177C

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: 10126428
- Published by NHTSA: 2017\-12\-22
- Manufacturer's number: TSBENG177C
- Manufacturer's date: 2017\-11\-22
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING

## NHTSA's summary

TSB \- SERVICE ACTION: 2.4L ENGINE START LOGIC IMPROVEMENT \(SA316C\) \- This bulletin provides the procedure to improve the logic of the Engine Control Unit \(ECU\) on some 2018MY Sorento \(UMa\) 2.4L vehicles, produced from March 31, 2017 through November 16, 2017, which may experience a very slight surging sensation with the cruise control activated.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10126428-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10126428-0001.pdf)

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

## Components

Electrical system, Engine, Software

## Vehicles listed

- 2018 KIA SORENTO

## Other bulletins for the same vehicles and component

- [PI1802\_TSB\_R8](/bulletins/10168840.md), 2019-12-09, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. TSB \- Product Improvement Campaign: KNOCK SENSOR DETECTION SYSTEM \- ECU LOGIC IMPROVEMENT \(PI1802\) \- This bulletin has been revised to include additional information. This bulletin provides information related to a software update to the Engine Control Unit \(ECU\) to install the Knock Sensor Detection System \(KSDS\) in order to protect the engine from excessive connecting rod bearing damage.
- [PI1802WX\_TSB\_R5](/bulletins/10159231.md), 2019-04-30, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. TSB: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 \(PI1802W/X\) \- This bulletin provides information related to the Technical Service Bulletin previously published in July 2018 \(PI1802, Rev 6, 01/31/2019\) titled "Knock Sensor Detection System \- ECU Logic Improvement". Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code \("DTC"\), P1326.
- [PI1802WX\_TSB\_R4](/bulletins/10159230.md), 2019-04-30, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. TSB: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 \(PI1802W/X\) \- This bulletin provides information related to the Technical Service Bulletin previously published in July 2018 \(PI1802, Rev 6, 01/31/2019\) titled "Knock Sensor Detection System \- ECU Logic Improvement". Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code \("DTC"\), P1326.
- [VPI1802\_QA](/bulletins/10143474.md), 2018-08-06, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; ENGINE; POWER TRAIN. Q \& A \- This document is the Q \& A for the new Product Improvement Campaign to provide information regarding a software update to the Engine Control Unit \(ECU\) to protect the engine from excessive connecting rod bearing damage.
- [VPI1802\_DSM](/bulletins/10143472.md), 2018-08-06, Service bulletin: ENGINE; POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE. DEALER SERVICE MANAGER NOTICE \- This notice advised the dealer service manager of the new Product Improvement Campaign to perform a software update to the Engine Control Unit \(ECU\) to protect the engine from excessive connecting rod bearing damage.
- [VPI1802\_DP](/bulletins/10143471.md), 2018-08-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE. DEALER PRINCIPAL NOTICE \- This notice advised the dealer principal of the new Product Improvement Campaign to perform a software update to the Engine Control Unit \(ECU\) to protect the engine from excessive connecting rod bearing damage.

JSON: [/v1/bulletins/10126428](/v1/bulletins/10126428)

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