NHTSA ID Number: 10244961
Manufacturer Communication Number: 23-01-082G
TSB/Document Date: 2023-11-06
Summary
This updated Vehicle Control Unit (VCU) software package includes the following: • Brake light logic update for regenerative braking. • i-Pedal mode operation logic update. • 12V battery saver logic update allows charging from EV Battery as low as 10% SOC when parked.
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TSB/Document ID: 23-01-082G
Replacement Service Bulletin Number:
MFR Communication Date: 2023-10-12
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
CAMPAIGN
23-01-082G
OCTOBER
2023
G80 ELECTRIFIED (RG3 EV)
GV60 (JW1 EV)
GV70 ELECTRIFIED (JK1a EV)
VCU UPDATE FOR REGENERATIVE BRAKE LIGHT LOGIC
(SERVICE CAMPAIGN 908G)
IMPORTANT
Dealers must perform this service campaign on all affected vehicles prior to customer retail delivery
and whenever an affected vehicle is in the shop for any maintenance or repair.
Access the "Vehicle Information” screen via WEBDCS to identify open campaigns.
Description: This updated Vehicle Control Unit (VCU) software package includes the following:
• Brake light logic update for regenerative braking.
• i-Pedal mode operation logic update.
• 12V battery saver logic update allows charging from EV Battery as low as 10% SOC when parked.
Applicable Vehicles (Certain):
• 2023MY G80 Electrified (RG3 EV) produced from 02/23/2023 – 09/04/2023
• 2023-24MY GV60 (JW1 EV) produced from 02/04/2022 - 09/12/2023
• 2023MY GV70 Electrified (JK1a EV) produced from 01/25/2023 - 06/14/2023
NOTICE
This service campaign can only be performed by EV certified Genesis
retailers.
GDS Information:
VCU
1013*
RG3 EV VCU UPDATE FOR REGENERATIVE BRAKE NON-LIGHT
1021*
JW1 EV 23MY VCU UPDATE FOR REGENERATIVE BRAKE NON-LIGHT
1035*
JW1 EV 24MY VCU UPDATE FOR REGENERATIVE BRAKE NON-LIGHT
1012*
JK(a) EV VCU UPDATE FOR REGENERATIVE BRAKE NON-LIGHT
(*or use a later available event as listed in the GDS VCU Update screen if one is available.)
Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair
Warranty Information:
39751-1XRN1 (G80)
39751-1XKN1 (GV70)
I14
ZZ3
39751-1XJN5 (GV60)
NOTE 1: Submit claim on Claim Entry Screen as “Campaign” type.
NOTE 2: If a part is found in need of replacement while performing this campaign 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 work.
NOTE 3: This TSB includes Repair validation photos. Op times include VIN, Mileage, and repair
validation photos, as outlined in the Digital Documentation Policy.
ALL
30D090R0
VCU
UPGRADE
0.7 M/H
Service Procedure:
STUI
This TSB includes Repair validation photos. Refer to the latest Warranty Digital Documentation
Policy for requirements.
NOTICE
You must initially perform the GDS ECU Update in Auto Mode.
• If the ECU Update starts but then fails in Auto Mode, perform the update in Manual Mode to
recover.
! WARNING
In Stock Vehicles: Turn OFF Shipping Mode to prevent vehicle automatic shutdown that
may result in an update failure.
NOTICE
GDS Vehicle Battery Low Voltage Warning:
The VCU Update is a long ECU Update. If voltage is below 12 volts as per the below GDS
warning, then select Back and run the vehicle for at least 30 minutes to ensure an adequate
battery state of charge for reliable update results. Turn ignition back on, and then retry the ECU
update again.
TSB #: 23-01-082G
Page 2 of 5
SUBJECT:
B1.
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.
B2.
STUI
Take a screenshot of the ECU Update
Complete screen using your particular
tablet’s screenshot save method and
upload to STUI.
TSB #: 23-01-082G
EXAMPLE
Page 3 of 5
SUBJECT:
B3.
After the ECU Upgrade process shows 100%
complete, cycle the ignition key to OFF for at
least 10 seconds to reset the control unit.
B4.
Perform an “All Systems Fault” Code search
and erase the history of the DTC that had
incidentally occurred from the ECU update.
B5.
Start the vehicle in Ready mode to confirm
proper operation of the vehicle.
ROM ID Information Table: Event #1013.
RG3A-N0-SB1-V400
RG3 EV
VCU
39751-1XRN1
RG3A-N0-SB2-V400
RG3A-N0-SB3-V400
RG3A-N0-SB5-V400
RG3A-N0-SB4-V400
ROM ID Information Table: Event #1021 (2023MY) and Event #1035 (2024MY).
397511XJN1_NSB3
2023MY
JW1 EV
39751-1XJN1
VCU
2024MY
JW1 EV
397511XJN1_NSB4
397511XJN1_NSB5
397511XJN1_NSB7
397511XJN1_NSB6
39751-1XJN5
JW1M-44E-N30-S00
JW1M-44E-N30-S01
JW1M-44E-N30-S03
ROM ID Information Table: Event #1012.
JK1B-N0-S00-V400
JK1(a) EV
VCU
39751-1XKN1
JK1B-N0-S01-V400
JK1B-N0-S02-V400
JK1B-N0-S04-V400
JK1B-N0-S03-V400
TSB #: 23-01-082G
Page 4 of 5
SUBJECT:
Manual Mode Passwords:
1013
RG3 EV VCU 39751-1XRN1
4751
1021
JW1 EV 23MY VCU 39751-1XJN1
7400
1035
JW1 EV 24MY VCU 39751-1XJN5
3003
1012
JK(a) EV VCU 39751-1XKN1
3751
TSB #: 23-01-082G
Page 5 of 5
SUBJECT:
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