MIN13112

MIN – 13112
21 August 2013
Subject:
Eaton Hybrid Software Release
Models Involved:
CE S Bus, CS C Bus, and HC C Bus
Defect Description:
Eaton Hybrid Truck Division has released an updated software version for Medium Duty
Hybrid Transmissions to provide functional, performance, and diagnostic improvements.
This release includes Hybrid Control Module Software (5500683) and Transmission
Control Module Software (5569910).
The software release is available via Service Ranger to upgrade units in the field. This
MIN requires the latest Service Ranger database: DB 54.
For a full list of changes included in these updates, contact Eaton. Some of the changes
are listed below:
Changes in TCM Software:
•
Gear display message for “Curb Hop”
•
Added features for Accelerator Interlock Switch
•
Improved communication between TCM and HCU
Changes in HCM Software:
•
Corrections for FC 27 FMI 14 Clutch Disengagement Fault
•
Shift control strategy
•
Improved shift synchronization
NOTE: Before performing any service more extensive than recalibration, please review
Eaton Service Bulletin TAIB-0825.
© 2013 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners.
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Tools Required:
Description
Eaton – Road Ranger Software or
Contact Eaton Road Ranger at 1-800-826-4357 and follow the Hybrid prompts for
Programming Support
Table 1 Tools Information
Parts Required:
This procedure requires no parts.
Work Instructions
WARNING! Park vehicle on hard flat surface, turn the engine off, set the parking
brake, and block the wheels to prevent the vehicle from moving in both
directions. Failure to do so may result in property damage, personal injury, and /
or death.
WARNING! If the vehicle must be raised, do not work under the vehicle supported
only by jacks. Jacks can slip or fall over, potentially resulting in property damage,
personal injury, and / or death.
WARNING! Always wear safe eye protection when performing vehicle
maintenance. Failure to do so may result in personal injury and / or death.
WARNING! Keep flames or sparks away from vehicle and do not smoke while
servicing the vehicle’s batteries. Batteries expel explosive gases. Failure to do so
may result in property damage, personal injury, and / or death.
WARNING! Remove the ground cable from the negative terminal of the battery
box before disconnecting any electrical components. Always connect the ground
cable last. Failure to do so may result in property damage, personal injury, and /
or death.
© 2013 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners.
Page 2
NOTE: Dealers who do NOT have Eaton Road Ranger Software must contact Eaton at
1-800-826-4357 and request an Eaton representative to program the modules.
1. Bring truck into shop and park on flat surface.
2. Shift transmission to Park or Neutral, set parking brake, and install wheel chocks.
3. Follow Eaton’s Road Ranger Software programming procedure and program HCM
and TCM to latest calibration.
a. HCM Software = 683
b. TCM Software = 910
c. Grade Sensor Calibration = 2050W
4. Remove wheel chocks.
LABOR INFORMATION
Operation number must appear on all claims.
Table 2 Labor Information
Operation Number
Description
Time
A40-13112-1
Program Hybrid HCM Module
0.5 hr
A40-13112-2
Program TCM Module
0.5 hr
A40-13112-3
Program Grade Sensor
0.3 hr
© 2013 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners.
Page 3
WARRANTY CLAIMS
Warranty claim expense is to be charged to Warranty. Claims are to be submitted in the
normal manner, making reference to Mis-build Investigation Notice 13112.
It is important that the coding be completed properly to assist in processing the warranty
claim. Complete instructions will be found in the Warranty Policy Manual, Section 7.1.8.
As with all claim submissions, items acquired locally must be submitted in the “Other
Charges” tab. The cost of any bulk items (such as a bag of cable tie straps, roll of wire,
barrel of oil, or tube of silicone) should be prorated for the cost of the individual pieces /
amount used during each repair.
To make sure this important improvement is made in a timely manner, all claims for
13112 activity must be submitted by 31 August 2014 or within the normal warranty
period for the vehicle, if after 31 August 2014.
© 2013 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners.
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