# Service bulletin PI2101\_TSB

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: 10186035
- Published by NHTSA: 2021\-02\-02
- Manufacturer's number: PI2101\_TSB
- Manufacturer's date: 2021\-01\-20
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE

## NHTSA's summary

TECHNICAL SERVICE BULLETIN \- PRODUCT IMPROVEMENT CAMPAIGN PI2101 \- THETA 2.4L MPI \- KNOCK SENSOR DETECTION SYSTEM \(KSDS\) ECU LOGIC IMPROVEMENT \(PI2101\) \- 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186035-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186035-9999.pdf)

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

## Components

Electrical system, Engine, Engine control module

## Vehicles listed

- 2011 KIA SORENTO

JSON: [/v1/bulletins/10186035](/v1/bulletins/10186035)

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