IK2300024 Service Bulletin/Repair Instructions

Countries:
CANADA, MEXICO, UNITED STATES Document ID: IK2300024
Availability:
ISIS, Bus ISIS, FleetISIS, NotSIR
Revision:
8
Major System:
ELECTRIC VEHICLE
Created:
2/28/2024
Current Language: English
Last Modified: 2/11/2026
Other Languages: NONE
Author:
Viewed:
Eric George
1354

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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:

02/10/2026 - Added V16.1 and V17.1 calibration information.

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
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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
V17001*NEW*
17.1
1/16/2026
EGBLVTA
EGBSVTA
V16001
16.1
11/7/2025
EGBLVSA
EGBSVSA
On Hold
No
No
V15002
15.2
10/08/2025
EGBLVRB
EGBSVRB
EGMLVRA
Yes
Yes eCE Bus
V15001
15.1
04/24/2025
EGBLVPA
EGBSVPA
Yes
No
V14001
14.1
03/05/2024
EGBLVNA
EGBSVNA
Yes
No
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
Yes
Service Tool (SDS)
Yes eCE Bus

2/10/2026
Identifing and updating VCU calibrations in SDS
Calibration Release Information

>V17001 eCE and eMV Truck

DC/DC LV grid charge voltage update 13.9 volts not temperature dependent.

Charging improvements. Repeat charging sessions incorrect blue charge port lamp .

Charging improvements. SOC mismatch between Cluster and EVSE (Charger)

Power Electronic Coolant Pump protection improvements.

DC/DC fault robustness, added fault debounce to reduce fault occurance:

SPN 523650 -7 DC to DC Converter 1 : Mechanical System Not Responding Or Out Of Adjustment

SPN 523651 -7 DC to DC Converter 2 : Mechanical System Not Responding Or Out Of Adjustment

V2G discharge to charge transition improvements

ePTO temperature sensor fault improvements.
>V16001 eCE Bus and eMV Truck

AC L2 reduced charging rate based on charge port temperature. New feature with parameters.
Updated bus body A/C fault reaction. HV Ready improvements with bus body A/C system faults.

Cabin heater inlet and outlet temperature broadcast. Improved diagnsotics

Minimum regen braking level. Selectable with parameter.

Roll back alarm feature.

ePower power limits and other improvements.

PB11E hydraulic brake features and development changes.

Additional mapped faults for SPN 629-14 faults. 5 new faults.
>V15001 and 15002 eCE Bus and eMV Truck

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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