WenmarOpen by Wenmar Pro

Service bulletin TSB-TRA054R1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10109800
Published by NHTSA2017-08-02
Manufacturer's numberTSB-TRA054R1
Manufacturer's date2014-11-04
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

TSB: COMBINED TSB/SERVICE ACTION: K900 (KH) SHIFT LOGIC IMPROVEMENT - TCM UPGRADE (SA174) - This bulletin provides information related to an upgrade of the TCM software for 2015MY K900 vehicles, produced prior to April 30, 2014, which may exhibit a ?rough shift feeling? concern, particularly when downshifting from third to second gear.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
KIA K9002015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PS430_CLOSED2018-01-16. Service bulletin. PS430 CLOSED. REFER TO TSB TRA067.
TSBELE091R32017-12-22. Service bulletin. TSB - IDENTIFYING HEAD UNIT SOFTWARE VERSION FOR DIRECT EXCHANGE - This bulletin provides the procedure on how to identify and record the head unit software level on various head unit platforms and generations.
TSB-ELE091R12017-08-31. Service bulletin. TSB: IDENTIFYING HEAD UNIT SOFTWARE VERSION FOR DIRECT EXCHANGE - Identifying Head Unit Software Version For Direct Exchange (ELE091) (Rev 1) - This bulletin provides the procedure on how to identify and record the head unit software level on various head unit platforms and generations. This procedure will now be required when ordering head units through the Direct Exchange Program (see Parts Bulletin 91-961-0005).
PS4962017-08-25. Service bulletin. PITSTOP: CUSTOMER TIP: ACCELERATOR PEDAL FUNCTION/DESCRIPTION - On all K900 (KH), Cadenza (VG, YG), and Optima (JF, JFa, JF-HEV, JF-PHEV) vehicles, the accelerator pedal features a small detent with a spring to provide increased resistance to help avoid unnecessary fuel consumption when applying full throttle. When the driver depresses the pedal beyond the resistance where the detent is felt (above 85% WOT), the pedal will easily reach WOT and kickdown shift will occur accordingly. For additional information, refer to the individual vehicle?s Owner?s Manual under section ?Driving Your Vehicle? ? Automatic Transmission (Drive).
TSB-ELE1222017-08-02. Service bulletin. TSB: PREMIUM NAVIGATION UNIT SOFTWARE UPGRADE - This bulletin provides the procedure for upgrading the navigation system software of some 2015MY K900 (KH) vehicles, produced from January 2, 2014 through March 17, 2015, to resolve concerns related to ?Application Error? messages on the navigation screen and system reboots or blank screen concerns
TSB-ELE0712017-08-02. Service bulletin. TSB: COMBINED TSB/SERVICE ACTION: K900 (KH) NAVIGATION UNIT SOFTWARE UPGRADE (SA 173) - This bulletin provides the procedure for upgrading the navigation system software of some 2015MY K900 (KH) vehicles, produced from January 2, 2014 through October 15, 2014, to resolve concerns related to ?Application Error? messages on the navigation screen and system reboots after the expiration of Sirius XM® trial period.
TSB-ENG141R12017-08-02. Service bulletin. TSB: SERVICE ACTION: 5.0L (TAU V8) GDI RPM STABILITY IMPROVEMENT - ECM UPGRADE (SA165) - This bulletin provides information related to an inspection of the current ECM ROM ID and, if necessary, an upgrade of the ECM software on some 2015MY K900 vehicles, produced from January 24, 2014 through April 10, 2014, which may not have the latest version ROM ID installed.
TSBELE0892017-01-27. Service bulletin. TSB: NAVIGATION HEAD UNIT SD CARD REPLACEMENT - THIS BULLETIN DESCRIBES THE SD CARD EXCHANGE/REPLACEMENT PROCEDURE RELATED TO ERROR MESSAGES THAT MAY BE DISPLAYED ON THE NAVIGATION SCREEN WHEN THE INCORRECT SD CARD IS INSERTED. NOTE: ONLY NEW MODELS (DURING PDI INSPECTION OR AT THE POINT OF PURCHASE) OR COMPATIBILITY MISMATCHES THAT OCCUR AFTER HEAD UNIT REPLACEMENT WILL BE CONSIDERED FOR THIS PROGRAM.
TSBENG1472017-01-26. Service bulletin. TSB: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC1501) - THIS BULLETIN PROVIDES INFORMATION RELATED TO EXTRACTING “IN USE PERFORMANCE TRACKING” EMISSIONS DATA FROM THE ENGINE CONTROL UNIT (ECU) OF CERTAIN VEHICLES SOLD IN CALIFORNIA. THE CALIFORNIA AIR RESOURCES BOARD (CARB) REQUIRES THE EMISSIONS DATA FROM VEHICLES WITH A MINIMUM OF 3,000 ACCUMULATED MILES WITHOUT REPROGRAMMING OR RESETTING. TO FACILITATE COLLECTION OF THIS DATA AT THE DEALER LEVEL, GDS/KDS SCREENSHOTS WILL ALLOW THE CAPTURE OF RELEVANT PARAMETERS.
TSBELE0912017-01-23. Service bulletin. TSB: IDENTIFYING HEAD UNIT SOFTWARE VERSION FOR DIRECT EXCHANGE - THIS BULLETIN PROVIDES THE PROCEDURE ON HOW TO IDENTIFY AND RECORD THE HEAD UNIT SOFTWARE LEVEL ON VARIOUS HEAD UNIT PLATFORMS AND GENERATIONS. THIS PROCEDURE WILL NOW BE REQUIRED WHEN ORDERING HEAD UNITS THROUGH THE DIRECT EXCHANGE PROGRAM.