NHTSA ID Number: 11014683
Manufacturer Communication Number: IATSB003368v5
TSB/Document Date: 2025-03-03
Summary
An issue has been identified on a small percentage of the affected vehicles where the engine management light turns on after the vehicle has been refueled
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TSB/Document ID: IATSB003368v5
Replacement Service Bulletin Number:
MFR Communication Date: 2025-02-02
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: FUEL/PROPULSION SYSTEM
MFR Component System:
MFR Component Subsystem:
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Technical Service Bulletin
IATSB003368v5
Authored Date
Doc No.
Title
Affected Vehicle(s)
27/01/2025
IATSB003368v5
Software Update for Fuel Plausibility – US/Mexico/Canada MY24.1 only
Grenadier
RF005988 - RF017814
This Technical Service Bulletin (TSB) should only apply to vehicles that demonstrate the described issue
below.
**This is for MY24.1vehicles only. The TSB only applies to vehicles in the stated
VIN range.**
Reason for this document
Issue: An issue has been identified on a small percentage of the affected vehicles where the Engine
Management Light turns on after the vehicle has been re-fuelled. The DTC shown for this is P193208
Cause: The actual fuel level is not available within the specified time frame from DME for leakage detection.
This results in a fuel level un-plausibility after refuelling and puts an Engine Management Light on TTC.
Action: Follow the procedure below.
Workshop Procedure
Software Update – US/Mexico/Canada Vehicles only.
Operation:
Update
SRO
XTSBSWUUSA2
Repair Time:
0.5
Note:
- The procedure contains illustrations showing certain components removed to provide
extra clarity.
- This procedure contains some variation in the illustrations depending on the vehicle
specification, but the essential information is always correct.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 1
Technical Service Bulletin
IATSB003368v5
Procedure – Updating Head Unit.
1.
Cautions:
- Store all Head Unit flash data into a folder called "update" directly in the root of the
USB stick: (minus Caps sensitive) "Update" WILL NOT WORK
- Use a known good USB A stick of the following specification – USB in FAT32 format
(generic USB format), Minimum of 1 GB Storage capacity, no more than 128G, Free
from other documents or data on USB stick.
Note:
- Ensure a dynamic battery charger, capable of outputting 40 Amps is installed to the
vehicle B+ and earth, do NOT use a trickle charger, the amperage input is not dynamic,
errors can occur.
- Do NOT adjust or delete any files in the ‘update’ folder.
- The latest software version is SW-0000000773 (HU)
- If you have an issue while flashing HU, please use a "Branded USB stick".
-
Flash the Head unit with the latest ‘update’ via USB.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 2
Technical Service Bulletin
IATSB003368v5
2.
Before the head unit is flashed. Write down the service interval information.
o
o
o
Distance (Miles/Kilometres).
Date.
Engine running time.
3.
•
•
Place the vehicle on charge.
Ensuring the battery charger can output up to 40 amps to support the vehicle power supply during
the process.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 3
Technical Service Bulletin
IATSB003368v5
4.
Insert the USB stick into USB-A connection in the center console storage area with Head Unit (HU) ’update’
software data from software pack SW-0000000773 (HU). A notification will display stating ‘USB connected’
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 4
Technical Service Bulletin
IATSB003368v5
5.
-
On the central display select ‘SETTINGS – GENERAL’.
On the touchscreen, press and hold the area to the right of the ‘GENERAL' title for approximately 8
seconds. A screen will appear for PIN input.
6.
Note:
The last 2 digits will not change the display ‘dots’ as there are only 6.
On the PIN screen, input the PIN number: 46367308
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 5
Technical Service Bulletin
IATSB003368v5
7.
1)
2)
Select ‘System Update’.
Select ‘Start’.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 6
Technical Service Bulletin
IATSB003368v5
8.
Note:
- The software update takes approximately 40 minutes to complete.
- Place the vehicle on charge ensuring the vehicle battery charger can output up to 40
Amps.
- The technician is NOT required to be with the vehicle during this time.
- The software update no longer requires each application to be selected individually.
- Do not switch off the ignition or stop the process unless there is a notification is
displayed in the central display.
- The ONE KEY UPDATE will flash all applications of the Head unit (i.e., IVI UPDATE /
MCU UPDATE / IPC UPDATE / IVI SCREEN UPDATE)
Select ‘ONE KEY UPDATE’
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 7
Technical Service Bulletin
IATSB003368v5
9.
Note:
- See VCI connection documentation for VCI self-help.
- Ensure the connection is NOT in simulation.
Connect the vehicle to Grade-X using the VCI connected to the OBD port in the driver’s footwell.
1)
2)
Select ‘VIN READ’.
Select ‘NEXT’.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 8
Technical Service Bulletin
IATSB003368v5
10.
-
Open the vehicle summary page.
Select ‘PART NUMBERS’.
Select ‘HU- Head Unit’.
Review the ‘F188 - Manufacturers ECU software part number’ check and ensure SW-0000000773
(HU) is displayed as the part number.
11.
- Select the coding tab
- Select ‘HU – Head Unit’.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 9
Technical Service Bulletin
IATSB003368v5
12.
- Select ‘VOD’ and the ‘OK’.
- Code the VOD to the Head Unit with Grade-X
- Repeat this step for ‘CDS’ on the Head Unit.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 10
Technical Service Bulletin
IATSB003368v5
13.
Note:
The head unit will reboot. This will take a few minutes. Allow the head unit to complete
the reboot process.
-
Click ‘Hard Reset’
Click ‘OK’
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 11
Technical Service Bulletin
IATSB003368v5
14.
-
Select ‘DTC Memory’ tab.
Grade -X will start to read the ECU DTCs.
Select ‘CLEAR ALL’.
Grade – X will clear and read the vehicles DTCs.
15.
Complete a full and comprehensive check on the head unit functionality to ensure there is no operational
concerns. Ensuring the Head Unit (HU) is functioning as intended, and the software aligns, the Head Unit
(HU) Flash has been successful.
Select ‘VERSIONINFO’ and check that all 3 dates are exactly the same.
To identify the dates, the information is written in the below format (Image shown for illustration purposes)
IpcVersion:Softversion: XXXXXX.YYMMDD.0hardversion:1.1A
McuVersion: XXXXXX.XXXXXX.YYMMDD.X
IviVersion: XXXXXX.XXXXXX.YYMMDD.X
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 12
Technical Service Bulletin
IATSB003368v5
If an update fails, without functional faults, attempt the Head Unit (HU) flash of the application again. If the
software application fails after 3 attempts, a Technical Support ticket should be raised. Provide the relevant
information from the process step(s) to the INEOS technical support team to provide efficient support.
In the unlikely situation that a Head Unit (HU) software flash has not been deployed fully or flashed
correctly, a Technical Support ticket must be raised. Provide the relevant information from the process
step(s) to the INEOS technical support team to support.
16.
Proceed to – Procedure – Updating Control Units.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 13
Technical Service Bulletin
IATSB003368v5
Procedure – Updating Control Units.
1.
Cautions
- An internet connection is required through the process. Coding will fail if the internet
connection is not available.
- Before starting the vehicle software update make sure the following conditions are
met –
-
Dynamic battery charger ON, fitted to the engine compartment B+ and earth.
Lights set to OFF.
Cabin fan OFF.
Vehicle audio OFF.
All external devices disconnected (i.e. USB sticks, B+ auxiliary connection etc.).
All doors, except the drivers, are closed.
Vehicle on a flat even ground.
The vehicle must NOT be disturbed during the process.
Note:
- See VCI connection documentation for VCI self-help.
- Ensure the connection is NOT in simulation.
Connect the vehicle to Grade-X using the VCI connected to the OBD port in the driver’s footwell.
1)
2)
Select ‘VIN READ’.
Select ‘NEXT’.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 14
Technical Service Bulletin
IATSB003368v5
2.
Note:
- If an installed ECU is not listed as communicating, carry out a battery rest for 10
minutes.
- Ignore FCM, and other ECUs not installed as these will display as red crosses.
Within the ‘Vehicle Summary’ check all installed ECUs have an open communication displaying a green tick.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 15
Technical Service Bulletin
IATSB003368v5
3.
•
•
Select ‘Fault Memory’ Tab.
Select ‘CLEAR + Refresh All’ once all DTCs have been read.
-
Select ‘Automated Flash Tool’ tab.
Select ‘Automated Flash Tool’ action.
4.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 16
Technical Service Bulletin
IATSB003368v5
5.
Note:
- There should be a list of ECUs requiring update that include ECALL. If the ECUs are
not displayed, the software of the ECU is up to date.
- Image above is an example only, each vehicle might show different ECUs requiring to
be updated.
-
Grade-X Automated Flash will assess the ECU software part numbers of the ECUs, displaying the
ECUs requiring a software update.
Select ‘YES’ to update the ECUs software to the latest level.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 17
Technical Service Bulletin
IATSB003368v5
6.
Note:
- There should be a list of ECUs requiring update that include ECALL. If the ECUs are
not displayed, the software of the ECU is up to date.
- Image above is an example only, each vehicle might show different ECUs requiring to
be updated.
Allow Grade-X to update all ECUs until the update is completed.
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 18
Technical Service Bulletin
IATSB003368v5
7.
If the flash fails due to the following reason, carry out the check, and attempt the update again:
-
Checksum error
Pre-conditions failed – check preconditions in step 1.
If the flash fails more than twice, raise a technical support ticket in the INEOS portal providing the following
information:
-
VIN number
ECU the failure was against
ECU responding / not responding
The notification from Grade-X on the error
Any DTCs stored after the flash
8.
Release the vehicle.
Change History
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 19
Technical Service Bulletin
IATSB003368v5
Reference No.
IATSB003368
IATSB003368v2
IATSB003368v3
IATSB003368v4
IATSB003368v5
Date
02/09/2024
03/10/2024
11/12/2024
31/12/2024
27/01/2025
Description
First Release
Second Release
Third Release
Forth Release
Fifth Release
INEOS Automotive Limited, 15-19 Britten St, London SW3 3TY, UK
© Copyright INEOS Automotive Limited, 2022
Page 20
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