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Service bulletins for the 2016 Kia Forte

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.

122 on file from NHTSA, as of 2026-10-19.

About P1326 on the 2016 Kia Forte: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P1326 are shown. Show all

Bulletins, newest first
PI2105YZ_TSB_R12024-11-14. Service bulletin. ENGINE. TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: SUBSEQUENT REPAIR ACTION: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2105Y/Z) - 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 Technical Service Bulletin previously published (PI2105) titled “Nu 2.0L GDI - 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 return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
PI2105YZ_TSB2022-03-31. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. SUBSEQUENT REPAIR ACTION: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2105Y/Z) - This bulletin provides information related to the Technical Service Bulletin previously published (PI2105) titled "Nu 2.0L GDI - 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 return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
PI2002YZ_TSB_R12021-06-25. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2002Y/Z) - 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 Technical Service Bulletin previously published in January 2021 (PI2002A and PI2002B, August 2020) 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 return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.