In-Shop Campaign, BES CM2450 EV101B RR5-RR6 Firmware/Calibration Update

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Warranty Field Campaign
Campaign Number:
c2681

Revision:

In-Shop Campaign, BES CM2450 EV101B RR5RR6 Firmware/Calibration Update

Released Date: 13-Apr2023
Expiration Date (U.S.
and Canada): 15-Apr2025
Expiration Date
(International): 15-Apr2025

Attention
• U.S. / Canadian Distr./Branches and Div. Offices (Automotive)
If additional information is required, please contact your Cummins Warranty
Operations Group Leader.

Description
This In-Shop Campaign is being issued to address a new BMS and SCM firmware,
bootloader and calibration for certain BES CM2450 EV101B.
This In-Shop Campaign does not reimburse for any SRTs except those that are listed. It
is recommended, but not required, that this Field Action be performed as part of another
Cummins warrantable repair event to allow reimbursement for charges such as travel,
troubleshooting, or access issues that are outside the scope of this field action.

Action
In order to qualify for repair under this field action, a drivetrain system:
1. will be covered Regardless of coverage status, and
2. must show as OPEN on QuickServe® Online for this field action.

Note : The SSN list is attached for reference.
After verifying that the engine meets the above requirements, perform the following

https://quickserve.cummins.com/qs3/pubsys2/xml/en/campaign/2026/c2681.html

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In-Shop Campaign, BES CM2450 EV101B RR5-RR6 Firmware/Calibration Update

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actions:

Note : For detailed instructions, please refer to In-Shop Campaign #C2681 Attachment B Rover RR6/PP4 Re-Flash Instructions. Following every detail of
the instructions are crucial to performing a successful update and for
preventing unnecessary component replacement. Please follow every step
listed carefully.
Note : Pre-authorization must be obtained through 1-800-CUMMINS and
recorded in a CCR/TSR before replacing a battery pack under this Field Action.
Failed and replacement battery pack serial numbers MUST be noted in the
claim narrative. Replacement battery packs will be reimbursed as Other
Claimables and should be claimed at actual cost. Additional charges, handling
allowance, and any other claimed costs must be documented in the claim
narrative.

Material Disposition
Where applicable, items removed should be returned to ReCon for core credit. Unless
otherwise indicated, items with no core liability can be scrapped.

Reimbursements
Parts
Note : All parts listed are OPTIONAL. Claim only the parts required to
complete the repair. Coverage may be available for components that fail during
the RR6 Calibration Update. Please include brief summaries on the details of
parts claimed. A lack of documentation in the narrative may result in a
reduction in claim reimbursement or claim denial.
Note : Pre-authorization is required for EV Battery Pack replacements. You
MUST call 1-800-CUMMINS to secure the needed authorizations.
Replacement battery packs will be reimbursed as Other Claimables and should
be claimed at actual cost.
The following parts are covered under this field action:
Part Number

Quantity

Description

630159200BX

1

PCK,BAT (OPTIONAL)

A0640891

1

UNIT,EGY SRG SYS
(OPTIONAL)

https://quickserve.cummins.com/qs3/pubsys2/xml/en/campaign/2026/c2681.html

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In-Shop Campaign, BES CM2450 EV101B RR5-RR6 Firmware/Calibration Update

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Part Number

Quantity

Description

A064B888

1

MODULE,EGY STORAGE
SYST (OPTIONAL)

A064D879

1

GASKET,COVER PLATE
(OPTIONAL)

A064K257

1

BOARD,CIRCUIT
(OPTIONAL)

Note : All SRTs listed are optional as not all buses need to complete full
bootloader update. For majority of buses, each of these steps needs to be
completed. Select ONLY the appropriate SRTs for the repair performed.
Additionally, SRTS required to remove and replace failed components resulting
from the RR6 Calibration Update can be claimed under this Campaign
Authorization # C2681. Please include brief summaries on the details of items
claimed. A lack of documentation in the narrative may result in a reduction in
claim reimbursement or claim denial.
Labor Using Applicable Access Code and Time
SRT Code

Description

00-90X

Administrative time

19-1JP

System Control Module
Calibration Code Transfer (CMI)

19-1JQ

System Control Module
(SCM) - Adjust with ROM
Boot

30-01P

Initial Vehicle Assessment
- Check - BES CM2450
EV101B

99-901

CALIBRATE BMS, BODY
CONTROLLER AND MFD
(QTY 2)

Time (hrs)

Travel
Travel is not covered under this field action. Towing is not covered under this field
action.

Other Claimables
Consumables are not covered under this field action.

https://quickserve.cummins.com/qs3/pubsys2/xml/en/campaign/2026/c2681.html

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In-Shop Campaign, BES CM2450 EV101B RR5-RR6 Firmware/Calibration Update

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Claim Instructions
For Cummins Dealers, claims for this Field Campaign must be filed via RAPIDSERVE™
Web (rsw.cummins.com). For information regarding RAPIDSERVE™ Web, please
reference the "Warranty" tab in QuickServe® Online. If there are additional questions,
please contact your local Cummins Distributor.

Claim Codes
Description

Code

Account Code:

65

Pay Code:

North America Distributor = X

Pay Code:

North America Dealer = D

Pay Code:

International Distributor = I

Pay Code:

International Dealer = R

Failure Code:

WGQCMB

Attachments
Click here to see c2681_ssn-list.xlsx
(/service/english/attachments/c2681_ssn-list.xlsx) Click here to
see c2681_attachment-b.pdf
(/service/english/attachments/c2681_attachment-b.pdf)
Engine Family

Fuel System

Design Application

Market Application

Automotive

Bus

Document History
Date

Details
Document Created; 13-Apr-2023

https://quickserve.cummins.com/qs3/pubsys2/xml/en/campaign/2026/c2681.html

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In-Shop Campaign, BES CM2450 EV101B RR5-RR6 Firmware/Calibration Update

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Last Modified: 13-Apr-2023

https://quickserve.cummins.com/qs3/pubsys2/xml/en/campaign/2026/c2681.html

4/14/2023