NHTSA ID Number: 10240729
Manufacturer Communication Number: 016401
TSB/Document Date: 2023-08-15
Summary
Calibration software updates, various models
SERVICE
Motorcycle / ATV
Tools No. 123
August 4, 2023
SEPS Software Update for 2023 & 2024 Models Now Available
Includes calibration data for announced & upcoming models
Affected Models:
SEPS-compatible models (see 2023 model list on page 2 of this bulletin)
Affected Departments:
Service, Management
Reference:
Tools Bulletin No. 104 - SEPS Software to Reprogram ECMs (08/20/2021),
Tools No. 108 - SEPS 2022 Model Software Update (02/25/2022),
Tools No. 122 - SDS-II Software Version 26.01 Update (07/06/2023),
& Tools No. 116 - SDS-II Access Keys & SEPS Serial Number (04/17/2023)
The Suzuki
Motor USA, LLC (SMO) Service Department is announcing 2023 and 2024 model-year calibration
updates for the Suzuki
ECU Programming System (SEPS). Covered 2023 models are listed on page 2 of this
bulletin and covered 2024 models will be announced in the near future. On certain models SEPS is required for
your dealership to program a blank ECU (Engine Control Unit). As noted in Tools Bulletin No. 104, SEPS must
also be used to reprogram an existing ECU with the latest calibration data. Both SEPS calibration data files,
SDS-II diagnostic system files, plus support materials are available for download from the Suzuki
CONNECT
Technical Library >> Downloads section (see below).
1
2
4
6
3
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SEPS-related Files & Documents on Suzuki
CONNECT Technical Library (downloads):
1 SDS-II Software Download (v26.01) (see Tools Bulletin No. 122)
2 SEPS Operations Manual (see Tools Bulletin No. 104 & No. 108)
3 SEPS Calibration Data Software No. 1 Download (v2.023.0803) (see instructions in Tools No. 108 bulletin)
4 SEPS Calibration Data Software No. 2 Download (v2.023.0803) (see instructions in Tools No. 108 bulletin)
5 SEPS Database History (v2.023.0803) (see instructions in Tools No. 108 bulletin)
6 SEPS Database Model List (v2.023.0803) (see instructions in Tools No. 108 bulletin)
Links will function if bulletin is viewed on Suzuki
CONNECT.
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Continued on the following page >>
SEPS-COMPATIBLE 2023 MODEL LIST:
SEPS Database 1: GSX1300RR/RZM2~M3, GSX-S1000RQM2~M3, & GSX-S1000TRQM2~M3
SEPS Database 2: DL800DERC/RCAM3, GSX800QRM3, DL1050RQ/RC/RCA/RR/RJ/RJAM0~M3,
AN400AM2~M3, SV650/AM1~M3, & DL650A/A/XAM1~M3
Note: These calibration databases will also apply to 2024 (M4) model year models that will be announced in the near future.
UPDATE YOUR SDS-II SOFTWARE BEFORE YOU UPDATE THE SEPS CALIBRATION DATA:
From the Suzuki
CONNECT Technical Library - Download section download the SEPS Operation Manual.
This operations manual will help you update and use SEPS.
Your SDS-II diagnostic tool and support computer must be updated to SDS-II version 26.01 software.
Follow the installation instructions in Tools Bulletin No. 122. During the software update the SDS-II tool must be
connected to your support computer through its USB cable (see below).
Before you proceed with the new calibration data installation, you may need to turn OFF your computer's anti-virus
software. After the installation is complete, you can turn your anti-virus software ON again. If you do not know
how to turn your anti-virus software ON or OFF, please contact your dealership's IT administrator.
UPDATE SEPS BY FOLLOWING THE INSTRUCTIONS FROM TOOLS BULLETIN NO. 108
Follow the update instructions in Tools Bulletin No. 108. During the SEPS software update the SDS-II tool must
be connected to your support computer through its USB cable (see below).
HAVE THE SEPS SERIAL NUMBER READY DURING THE UPDATE:
During the update of the SEPS calibration data you will be prompted to provide the SEPS Serial number. This is
a unique number that enables your SDS-II Diagnostic Tool to download calibration data to program an applicable
ECM. As published in Tools Bulletin No. 116, the 2023 SEPS Serial Number for all Suzuki
Motor USA, LLC
(SMO) dealers is:
TDCM-EHDT-JEUS-5X18
IMPORTANT: This serial number is different than the dealer-specific SDS Access Keys listed on Suzuki
CONNECT. The
SEPS Serial Number is shared by all Suzuki
Motor USA, LLC (SMO) dealers and will expire on or near April 30, 2024. A bulletin
announcing a new serial number will be published before the expiration date.
SPECIAL TOOL REMINDER:
Models with an ECM that can be programed or reprogrammed use the newer style, red diagnostic coupler. To use
SEPS to program an applicable model's ECM you must be able to connect the SDS-II diagnostic tool to the diagnostic
coupler with the ISO-style conversion cable that was auto-shipped to your dealership (read via link below).
Tools No. 99 Two New Special Tools Auto-Shipped to Dealers.
This auto-ship package also included the new style mode select switch, which is used to reset the service reminder on newer generation Suzuki![]()
models. If you cannot locate these special tools, order a replacement from the SMO Parts Department using the numbers listed below.
Conversion Cable (ISO):
Mode Select Switch:
09904-41070
09930-83130
If you have any additional questions, please contact Suzuki
TECH-LINE (at 714-996-7480) or your Technical
Service & Parts Manager (TSPM).
Suzuki
Service Department
Links will function if bulletin is viewed on Suzuki
CONNECT.
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END
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TSB/Document ID: 016401
Replacement Service Bulletin Number:
MFR Communication Date: 2023-08-07
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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