20-AT-022H Service Bulletin/Repair Instructions

GROUP

AUTOMATIC

TRANSMISSION
NUMBER

20-AT-022H
DATE

MODEL(S)

SEPTEMBER 2020 SANTA FE (TMa)
Technical Service Bulletin
TCU UPDATE – SANTA FE (TMA) 2.4L 8-SPEED TRANSMISSION

SHIFT FLARE
SUBJECT:
Description:

This bulletin provides the procedure to update the TCU for a shift flare and shock on reacceleration

when driving in Sport Mode.

Applicable Vehicles: 2019~21 Santa Fe (TMa) 2.4GDI

GDS Information: System Selection: A/T

Event #

Description

610*

TMA 2.4GDI 8AT - TIP-IN SHIFT SHOCK IMPROVEMENT (TCU)

(*or use a later available event as listed in the GDS ECU Update screen if one is available.)

Warranty Information:

Op Code
Operation
Op Time
Causal Part
Nature

Code
Cause Code
Santa Fe (TMa) 39171F08
TCU

UPGRADE
0.3 M/H
Refer to ECU ROM

ID Table on Page 2
T75
ZZ3
Model
NOTE: Normal Warranty Applies
NOTICE

You must initially perform GDS TCU Update in Auto Mode.

 If the TCU Update starts but then fails in Auto Mode, perform the update in Manual Mode

to recover.

 Refer to the General Instructions found in TSB 15-GI-001 (GDS Mobile).
Circulate To: Service Manager, Warranty Manager, Service Advisors, Technicians, Fleet Repair
SUBJECT::

:
TCU UPDATE – TMA 2.4L 8-SPEED SHIFT FLARE
TCU ROM ID Table:

Model
Santa Fe

TMa 2.4L

2WD
Santa Fe

TMa 2.4L

4WD
610.TMA 2.4 GDI 8AT – TIP-IN SHIFT

SHOCK IMPROVEMENT (TCU)
TMA 2.4GDI 2WD TCU 391712GTC0/C1/C5/C6,

39173-2GTE0/E1/G0/G1
TMA 2.4GDI 4WD TCU 391712GTD0/D1/D5/D6,

39173-2GTF0/F1/H0/H1
CAL ID
ECU P/N
Old
New
39171-2GTC0

39171-2GTC1

39171-2GTC5

39171-2GTC6

39173-2GTE0

39173-2GTE1

39173-2GTG0

39173-2GTG1
TTM2G24NS0

TTM2G24NS1

TTM2G24NS2

TTM2G24NS3 TTM2G24NS7

TTM2G24NS4

TTM2G24NS5

TTM2G24NS6
39171-2GTD0

39171-2GTD1

39173-2GTF0

39173-2GTF1
TTM4G24NS0

TTM4G24NS1

TTM4G24NS2

TTM4G24NS3 TTM4G24NS7

TTM4G24NS4

TTM4G24NS5

TTM4G24NS6
Manual Update: If the TCU Update starts but then fails in Auto Mode, perform the update

in Manual Mode to recover. NOTE: Choose 2WD or 4WD.

Menu
Password
TMA 2.4GDI 2WD TCU 39171-2GTC0/C1/C5/C6, 39173-2GTE0/E1/G0/G1
2247
TMA 2.4GDI 4WD TCU 39171-2GTD0/D1/D5/D6, 39173-2GTF0/F1/H0/H1
4247
Perform the following after the TCU Update:

1. Check for Diagnostic Trouble Codes and erase any DTC.

2. Reset the automatic transmission adaptive values using GDS, S/W Management, Automatic

Transmission menu and Resetting Auto T/A Values. Follow the prompts on the GDS.

3. Relearn the adaptive values using GDS, S/W Management menu and AT Adaptation Mode.

Follow the prompts on the GDS.
TSB #: 20-AT-022H
Page 2 of 2

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