24-AT-001H
Service Bulletin Details
Public Details for: 24-AT-001H
This bulletin provides the procedure for updating the automatic transmission tcu and ecu software (santa fe only) to improve shift quality, judder with isg enabled and hesitation when accelerating.
Models from 2022
2022 HYUNDAI SANTA CRUZ |
2022 HYUNDAI SANTA FE |
2022 HYUNDAI SONATA |
2022 HYUNDAI TUCSON |
Models from 2021
2021 HYUNDAI SANTA FE |
2021 HYUNDAI SONATA |
GROUP NUMBER AUTOMATIC TRANSMISSION DATE 24-AT-001H MODEL(S) Technical Service Bulletin FEBRUARY 2024 SONATA (DN8A) TUCSON (NX4A) SANTA CRUZ (NXT) SANTA FE (TMA) TCU & ECU UPDATE - ROUGH SHIFT AND HESITATION IMPROVED LOGIC SUBJECT: Description: This bulletin provides the procedure for updating the automatic transmission TCU and ECU software (Santa Fe ONLY) to improve shift quality, judder with ISG enabled and hesitation when accelerating. Applicable Vehicles: • 2021~22MY Sonata (DN8A) – VIN starts with “5” • 2022MY Tucson (NX4A) – VIN starts with “5” • 2022MY Santa Cruz (NXT)) • 2021~22MY Santa Fe (TMA) GDS Information: (TCU & ECU Update) System TCU ECU Event # Description 1060 DN8A 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) 1061 NX4A 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) 1062 NX4A OB 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) 1063 TMA 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) 1065 TMA 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (ECU) (*or use a later available event as listed in the GDS Automatic Transmission (e.g. TCU) Update screen if one is available.) Warranty Information: Model Op. Code Operation Op. Time Sonata (DN8A) Tucson (NX4A) Santa Cruz (NXT) 39110FH7 TCM Update 0.4M/H 39100F43 ECM Update 0.3M/H Santa Fe (TMA) Santa Fe (TMA) Casual Part Nature Code Cause Code Refer to Web LTS for applicable part to labor Op Code combination I14 ZZ3 Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service Advisors, Technicians, Body Shop Manager, Fleet Repair SUBJECT: : TCU & ECU UPDATE - ROUGH SHIFT AND HESITATION IMPROVED LOGIC NOTE 1: Normal warranty applies. NOTE 2: Submit claim on Claim Entry Screen as “Warranty” type. NOTE 3: This TSB includes Rrepair validation photos. Op times include VIN, Mileage and photo capture of the “ECU Update Complete” screen as outlined in the Digital Documentation Policy. NOTE 4: If a part is found in need of replacement while performing this TSB and the affected part is still under warranty, submit a separate claim using the same repair order. If the affected part is out of warranty, submit a Prior Approval request for goodwill consideration prior to performing the work. Service Procedure: STUI This TSB includes Repair validation photos. Refer to the latest Digital Documentation Policy for requirements. NOTICE You must initially perform the GDS TCU Update in Auto Mode. • If the ECU Update starts but then fails in Auto Mode, perform the update in Manual Mode to recover. NOTICE GDS Vehicle Battery Low Voltage Warning: If voltage is below 12 volts as per the below GDS warning, then select Back and attach a 12V battery charger to ensure an adequate battery state of charge for reliable update results. Turn ignition back on, and then retry the ECU update again. TSB TTSB #: 24-AT-001H Page 2 of 6 SUBJECT: SUBJECT: 1. TCU & ECU UPDATE – ROUGH SHIFT AND HESITATION IMPROVED LOGIC Perform the ECU Update in Auto Mode. Use the Auto Mode ID Check to verify the ECU ROM ID before updating the software. i Information Refer to TSB 15-GI-001 for additional tablet-based Mobile GDS ECU update information. 2. STUI Take a screenshot of the “TCU Update Complete” or “ECU Update Complete” screen using your particular tablet’s screenshot save method and upload to STUI. 3. After the Update process shows 100% complete, cycle the ignition key to OFF for at least 10 seconds to reset the control unit. 4. Perform an All Systems Fault Code search and erase the history of the DTC that had incidentally occurred from the ECU update. 5. Start the engine and drive the vehicle to confirm proper operation of the transmission. TSB TTSB #: 24-AT-001H Page 3 of 6 SUBJECT: SUBJECT: : TCU & ECU UPDATE - ROUGH SHIFT AND HESITATION IMPROVED LOGIC ROM ID Information Table: #1060. DN8A 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) Event # Model TCU Part Number #1060 Sonata (DN8A) 2.5L GDI 39100-2SDJ0 39100-2SDK0 ROM ID Old New SDN8G25NB2 SDN8G25NB5 #1061. NX4A 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) Event # Model TCU Part Number 39110-2S163 39110-2S164 39110-2S283 #1061 Tucson (NX4A) 2.5L GDI 39110-2S161 39110-2S162 39110-2S165 39110-2S166 39110-2S181 39110-2S182 39110-2S280 39110-2S281 39110-2S286 39110-2S287 39110-2S292 39110-2S293 ROM ID Old SNX4G25X0XSC0SS0 SNX4G25X0XSC1SS2 SNX4G25X0XSC2SS3 SNX4G25X0XSC3SS4 TNX4G25X0XSC0SS0 TNX4G25X0XSC1SS2 TNX4G25X0XSC2SS3 TNX4G25X0XSC3SS4 New SNX4G25X0XSC3SS6 TNX4G25X0XSC3SS6 #1062. NX4A OB 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) ROM ID Event TCU Model # Part Number Old #1062 Santa Cruz (NXT) 2.5L GDI TSB TTSB #: 24-AT-001H New 39110-2S171 39110-2S172 39110-2S177 TNX4G25X2XSC0NS1 TNX4G25X2XSC0NS2 TNX4G25X2XSC1NS4 39110-2S173 39110-2S174 39110-2S178 TNX4G25X4XSC0NS1 TNX4G25X4XSC0NS2 TNX4G25X4XSC1NS4 Page 4 of 6 SUBJECT: SUBJECT: TCU & ECU UPDATE – ROUGH SHIFT AND HESITATION IMPROVED LOGIC #1063. TMA F/L 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (TCU) Event # #1063 Model TCU Part Number Santa Fe (TMA) 2.5L GDI 39110-2S092 39110-2S094 39110-2S274 39110-2S276 39110-2S298 39110-2S093 39110-2S095 39110-2S275 39110-2S277 39110-2S299 TCU ROM ID Old New STM2G25NH1 STM2G25NH2 STM2G25NH4 STM2G25NH3 STM4G25NH1 STM4G25NH4 STM4G25NH2 STM4G25NH3 #1065 TMA F/L 2.5GDI ROUGH SHIFT AND HESITATION IMPROVED LOGIC (ECU) Event # Model ECU Part Number 39110-2S059 39110-2S067 39110-2S060 39110-2S068 #1065 Santa Fe (TMA) 2.5L GDI TSB TTSB #: 24-AT-001H 39110-2S092 39110-2S093 39110-2S274 39110-2S275 39110-2S094 39110-2S095 39110-2S276 39110-2S277 39110-2S298 39110-2S299 ROM ID Old TACVN5GMH3XXXG2C TACVN5GMH3XXXH0A TACVN5GMH3XXXH0B TACVN5GMI3XXXG2C TACVN5GMI3XXXH0A TACVN5GMI3XXXH0B TACVN5GSH3XXXG2C TACVN5GSH3XXXH0A TACVN5GSH3XXXH0B TACVN5GSI3XXXG2C TACVN5GSI3XXXH0A TACVN5GSI3XXXH0B TADVN5GMH3XXXJ1A TADVN5GMI3XXXJ1A TADVN5GMH3XXXJ1B TADVN5GMH3XXXL8A TADVN5GMH3XXXL5A TADVN5GMH3XXXL5B TADVN5GMH3XXXL8A TADVN5GSH3XXXJ1A TADVN5GSH3XXXJ1B TADVN5GSH3XXXL8A TADVN5GSH3XXXL5A TADVN5GSH3XXXL5B TADVN5GSH3XXXL8A TAEVN5GMH3XXXM0A TAEVN5GMH3XXXM1A TAEVN5GMI3XXXM0A TAEVN5GMI3XXXM1A New TACVN5GMH3XXXH0C TACVN5GMI3XXXH0C TACVN5GSH3XXXH0C TACVN5GSI3XXXH0C TADVN5GMH3XXXL8B TADVN5GSH3XXXL8B TAEVN5GMH3XXXM1B TAEVN5GMI3XXXM1B Page 5 of 6 SUBJECT: SUBJECT: : TCU & ECU UPDATE - ROUGH SHIFT AND HESITATION IMPROVED LOGIC Manual Mode Password: Event # #1060 Model Pasword DN8a 2.5GDI TCU 39100-2SDE0/F0/J0/K0/L0/M0, 39103-2SDG0, 39104-2SDH0, 39105-2SDJ0/K0/L0/M0 2200 Tucson (NX4a) 2.5GDI TCU 39100/110-2S163~296 [SNX4G25X0XSC0SS0/2/3/4] 3296 Tucson (NX4a) 2.5GDI TCU 39100/110-2S170~297 [SNX4G25X4XSC0SS0/2/3/4] 0297 Tucson (NX4a) 2.5GDI TCU 39100/110-2S161~293 [TNX4G25X0XSC0SS0/2/3/4] 1293 Tucson (NX4a) 2.5GDI TCU 39100/110-2S169~294 [TNX4G25X4XSC0SS0/2/3/4] 9294 Santa Cruz (NX4a AT) 2.5GDI TCU 39100/110-2S171/2/7 1176 Santa Cruz (NX4a) AT) 2.5GDI TCU 39100/110-2S173/4/8 1177 Santa Fe (TMa) F/L 2.5GDI TCU 39100/110-2S092~300 [STM2G25NH1/2/3] 2300 Santa Fe (TMa) F/L 2.5GDI TCU 39100/110-2S093~301 [STM4G25NH1/2/3] 3301 Santa Fe (TMa) PE 2.5GDI ECU 39110-2S059 9502 TMa PE 2.5GDI ECU 39110-2S067 7602 TMa PE 2.5GDI ECU 39110-2S060 0602 TMa PE 2.5GDI ECU 39110-2S068 8602 TMa PE 2.5GDI ECU 39110-2S092/093/274/275 5722 TMa PE 2.5GDI ECU 39110-2S094/095/276/277 7722 TMa PE 2.5GDI ECU 39110-2S298 8922 TMa PE 2.5GDI ECU 39110-2S299 9944 TMa PE 2.5GDI ECU 39110-2S300 0032 TMa PE 2.5GDI ECU 39110-2S301 1032 #1061 #1062 #1063 #1065 TSB TTSB #: 24-AT-001H Page 6 of 6 SUBJECT: