NHTSA ID Number: 11027303
Manufacturer Communication Number: IK2300024
TSB/Document Date: 2026-01-07
Summary
IC Bus® Electric CE Series and International
® eMV™ Series VCU calibration release information
Countries:
CANADA, MEXICO, UNITED STATES Document ID: IK2300024
Availability:
ISIS, Bus ISIS, FleetISIS, NotSIR
Revision:
7
Major System:
Created:
2/28/2024
Current Language: English
Last Modified: 12/16/2025
Other Languages: NONE
Author:
Viewed:
Eric George
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Title : eCE Bus and eMV Calibration Release Information
Applies To : eCE Bus and eMV
CHANGE LOG
Please refer to the change log text box below for recent changes to this article:
12/16/2025 - eMV 15002 On Hold Added Regen Faults to 15002
09/02/2025 - Reformat of calibration table, updated with V15K calibration information
07/29/2024 - V10000 RC4 Release
03/12/2024 - eMV V11000 Release
02/29/2024 - Initial Article Release - V10000
DESCRIPTION
IC Bus® Electric CE Series and International® eMV™ Series VCU calibration release information:
Calibration
Name
Date
Bus Long WB Bus Short WB eMV Emerson eMV Modine Production
V15002 *NEW*
15.2
10/08/2025
EGBLVRB
EGBSVRB
V15001
15.1
04/24/2025
EGBLVPA
EGBSVPA
V14001
14.1
03/05/2024
EGBLVNA
EGBSVNA
V13000
13.0
11/15/2024
ECLVMA
EDLVMA
Yes
No
V11000
11.0
02/23/2024
ECLVLB
EDLVLB
Yes
Yes eMV
V10000 RC4
10.4
07/30/2024
EBLVKD
EBSVKD
Yes
Yes
V10000 RC3
10.3
02/21/2024
EBLVKC
EBSVKC
Yes
Yes
V9000 RC3
9.3
12/09/2023
Yes
Yes
V9000 RC2
9.2
10/20/2023 EBLVJC
EBSVJC
ECLVJC
Yes
Yes
V9000 RC1
9.1
05/15/2023 EBLVJB
EBSVJB
ECLVJB
Yes
Yes
V9000A
9.0
02/22/2023 EBLVJA
EBSVJA
Yes
Yes
On Hold
EDLVJA
Service Tool (SDS)
Yes
Yes eCE Bus
Yes
No
Yes
No
Identifing and updating VCU calibrations in SDS
Calibration Release Information
>V15001 and 15002 eCE Bus Only
Updated lamp strategy from Red Stop Lamp (RSL) to Amber Warning Lamp (AWL) for A/C Compressor(s)
Updated HVAC disabled masked faults
Updated cabin discharge fault values for cabin AC Voltage high after key cycle
Updated ePTO rotor speed mask to enable ePTO on time accumulator
DCDC efficiency factor update, stopping battery regen overcurrent during cold weather
SPN 523521 FMI 15 HVESS Pulse Charge Current
SPN 523522 FMI 15 HVESS Continuous Regenerative Charge Current
Motor torque curve update for max regen in overspeed
Air compressor / Purge valve operational improvements
Additional faults added for Power Electronics and Cabin Heat Pump
Updated SPN for faults reported in DM1 to correct source address (SA)
Vehicle to Grid (V2G/V2X) feature enablement
Cabin heater support updates for PB11E00
>V14001 eCE Bus and eMV Truck Merge:
DTC 523580 - 31 Coolant Pump Fault
Reduce false faults.
Masked 0x6 Speed Limit.
DTC 523538 -13 Traction Power System : Out Of Calibration
Robustment improvements
Added 12 new faults to better define this fault.
Charging and V2G Updates (Merged with V10000 improvements)
Default Tire Sizes, Truck 495 RPM - Bus 562 RPM
Additional ePTO/ePower Faults
New merged vehicle configuration parameters
HVAC Calibration merged across all bus types
Next Gen EV bus and truck (H06) support
Power Priority changes for ePower/ePTO
>V13000 eMV Truck Only:
Update ePower Table to 20kW
Full ePTO/Epower Support
>V11000 eMV Truck Only:
Improvements:
DTC 523585 - 9 Battery Management System A-CAN Communication Abnormal Update Rate
Reduce false faults.
Improved communication debounce time.
New Features:
ePTO
Supports ePTO with specific ePTO feature and hardware.
87 new ePTO related fault codes
34 new ePTO programmable parameters. Parameter List Here
>V10000 RC4 eCE Bus Only:
Improvements:
Electric Heater - 10 kW and supports 20 kW
20 kW heater with strategy and component robustness improvements.
Current - 10 kW heater strategy and component robustness improvements.
Heater Activation/Deactivation thresholds changed to 48C 118 f (Low) and 75C 167 f (High)
>V10000 RC3 eCE Bus Only:
Charging Improvements:
Eliminated charger plug in time dependency .
90 second wait time after key off before plugging in the charger has been eliminated.
Improve charging performance for scheduled and sequential charging.
Automatic charge gun / inlet unlocks after charge completes.
Reduces the user impulse or need to use the emergency release cable to release the charge gun.
Improves ease- of- use when the vehicle is fully charged and in sleep mode.
Multiple charge sessions without cycling/ removing the charge gun.
Restart a charging session without removing and re-inserting the charge gun.
Improve charging performance for scheduled and sequential charging.
Reduced charging idle time.
Reduces the time the vehicle will enter sleep mode after a charge session has stopped.
Improved energy efficiency
Updated charge port LED indicators.
See chart below.
New charge port door decal.Sample Decal
Other Improvements:
DTC 523585 - 9 Battery Management System A-CAN Communication Abnormal Update Rate
Reduce false faults.
Improved communication debounce time.
V2G (Vehicle to Grid) Enabled
This calibration also supports V2G on vehicles equipped with V2G components and hardware.
Parameter Changes:
New Parameter D025 000 - Vehicle to Grid
Default - Disable
Only enabled on vehicles with V2G hardware
Dealer / Fleet - Read Only
>Identifying and updating VCU Calibration using Service Diagnostic Solutions (SDS)
1. Connect with SDS with Key On
2. Right Vehicle Panel - the current VCU calibration ID can be viewed by expanding the VCU module.
3. If an updated calibration is available the Update Module Software Button at the top right panel will be available.
4. Click the Update Module Software button. Figure 1 item #1
5. Select the Calibration update: Figure 1 item #2
6. Click Update. Figure 1 item #3
7. Follow all on-screen instructions.
8. After updating the calibration, clear all fault codes and cycle the ignition key.
Figure 1: VCU Calibration Identification - Update
WARRANTY INFORMATION
Warranty Claim Coding:
Refer to the Warranty Coding Manual for Group and Noun Codes.
OTHER RESOURCES
Master Service Information Site
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Copyright © 2026 Navistar, Inc.
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TSB/Document ID: IK2300024
Replacement Service Bulletin Number:
MFR Communication Date: 2025-12-16
MFR Internal Campaign ID/Software Version: IK2300024
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE
MFR Component System:
MFR Component Subsystem:
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