NHTSA ID Number: 11021412
Manufacturer Communication Number: 131-25010
TSB/Document Date: 2025-08-05
Summary
Updating the VDDM (Vehicle Dynamics Domain Master), to the latest level software. A new VDDM SW update is being installed as a production running change. This new SW update will improve vehicle functionality for continued customer satisfaction as well as fixes including: Customer Improvements - AEB Allowed Speed Drop Adjustment. - ACC and Speed Limiter Improvement. Bug Fixes - EGSM ‘shifter stuck’ implementation. - PMF. PSCM PMF Monitoring Deactivation. - ECM DTC. ACTION - Check and identify any affected Emira vehicles from your inventory stock, dealer demonstrators and customer vehicles to ensure that this campaign action is performed at the first opportunity. - Any affected vehicle’s campaign status will be displayed on the Lotus
Commercial Management System (LCMS). - Ensure that the vehicle owner has been made aware of the updates to vehicle functionality. Procedure Preparation: Using the Lotus Insight tool*, the Emira Diagnostic System will show the availability of a new software version for the VDDM. *Note: This MUST be done using the Lotus Insight Tool.
Affected Models:
Emira 4-Cylinder
2023/24/25 Selected
Model Year VIN Range
Affected Regions:
All Markets
Affected Volume: Number:
3949
131-25010
Copy files should be maintained by:
Service Manager
Service Reception
Supervisor
Parts Manager
TITLE
Updating the VDDM (Vehicle Dynamics Domain Master), to the latest level software.
REASON
A new VDDM SW update is being installed as a production running change. This new SW update will
improve vehicle functionality for continued customer satisfaction as well as fixes including:
Customer Improvements
- AEB Allowed Speed Drop Adjustment.
- ACC and Speed Limiter Improvement.
Bug Fixes
- EGSM ‘shifter stuck’ implementation.
- PMF. PSCM PMF Monitoring Deactivation.
- ECM DTC.
ACTION
- Check and identify any affected Emira vehicles from your inventory stock, dealer demonstrators and
customer vehicles to ensure that this campaign action is performed at the first opportunity.
- Any affected vehicle’s campaign status will be displayed on the Lotus Commercial Management
System (LCMS).
2. Carryowner
out ECM
Upgrade
software
menu,
followingtothe
instructions
provided on the screen
- Ensure that the vehicle
has
beenunder
madethe
aware
of the
updates
vehicle
functionality.
to complete the upgrade
Procedure
Preparation:
Using the LotusThis
Insight
tool*,installs
the Emira
Diagnostic
SystemDomain
will show
theSoftware
availability
ofrelevant
a new software
procedure
the latest
Vehicle Dynamics
Master
for the
vehicle
version for the VDDM.
specification.
*Note: This MUST be done using the Lotus Insight Tool.
3. Locate the VDDM as shown in the image
VDDM Software Update
Locate the VDDM as shown in the image.
Lotus Technology Innovative Limited
The Ragged School, 18 Vine Hill, London, EC1R 5DZ, United Kingdom
Continued...
SERVICE BULLETIN QBS CLASS 2
Date:
23.07.2025
4. Select the VDDM Upgrade under the software menu, following the instructions provided on the
Select the VDDM update under the software menu, following the instructions provided on the screen
screen
to complete
the upgrade
to
complete
the update.
Warranty Declaration
This technical service bulletin is not intended as a recall procedure, nor will it have an affect on the
vehicles warranty period.
Please perform the Campaign Agreement in LCMS which can later be converted into a Warranty
Claim having the warranty type “Recall and Campaign”.
This shall be raised in LCMS in under campaign ID QBS-131-25010.
CHARGES
This MUST
be doneclaim
usingmay
thebe
Lotus
Insighton
Tool.
A warranty
submitted
Lotus Commercial Management System (LCMS), campaign
number QBS-131-25010.
Update
VDDM to
software:
operation codeto33.03.12-09
- VDDM
upgradesystems
- 0.1hrs and
labour/vehicle.
Lotus Cars
continues
make improvements
the operation
of theSW
aftersales
technical
Use A code 51, B code D2.
workshop information.
Note: The SW download does not require constant technician attendance, but only occasional
monitoring
of the SW
updateEMAIL
progress.
Therefore it is expected the vehicle can be left to complete the
FOR FURTHER
SUPPORT
PLEASE
[email protected]
download. When leaving the vehicle unattended to complete the download, ensure:
- A suitable battery support unit (minimum of 100A) is connected to the vehicle battery.
- The Wi-Fi connection is stable and not interrupted – a poor Wi-Fi connection will slow down SW
download.
- Ensure the Lotus Insight Tool is powered during download, (the settings can be configured never to
sleep when on battery or when power plugged in).
- Do not disturb the VCI connection to the vehicle or USB connection to Insight Tool to prevent failed
SW download.
Note: All software downloads are recorded by the Emira Diagnostic System and are periodically
checked by Lotus as part of the warranty auditing procedure.
Lotus Technology Innovative Limited
The Ragged School, 18 Vine Hill, London, EC1R 5DZ, United Kingdom
Ends.
SERVICE BULLETIN QBS CLASS 2
Bulletin number 131-25010
continued page 2
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TSB/Document ID: 131-25010
Replacement Service Bulletin Number:
MFR Communication Date: 2025-07-23
MFR Internal Campaign ID/Software Version: 131-25010
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: UNKNOWN OR OTHER
MFR Component System: VDDM Vehicle Dynamics Domain Master
MFR Component Subsystem: VDDM Software
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