Usage:
CONFIDENTIAL TIBU4443-00
|
TECHNICAL INFORMATION BULLETIN |
January 05, 2005 |
|
ENGINES |
C15 (MXS 1-10465) |
|
Component Code(s) 3030 |
SUBJECT:
Eaton Top Two and Ultrashift Transmission Problems.PROBLEM:
There have been a few reports of Eaton transmission shifting and launching problems.
Eaton Top Two transmission will not automatically shift between top gear minus one and top gear.
Eaton Top Two transmission will shift cycle between top gear minus one and top gear when it is under full load on small rolling hills.
Eaton Ultrashift transmission has a soft launch feel or excessively long launch under heavy loaded conditions or while launching on a grade.
Eaton Ultrashift transmission is unstable when trying to maneuver the vehicle (creep control).
Note: There are no active or logged fault codes generated.
SOLUTION:
Flash the ECM with new release software. Refer to Table 1.
|
New Release Software |
||
|
Old Software |
New Software |
Interlock Code |
|
264-0064 |
264-7700 |
20 |
|
264-0065 |
264-7701 |
22 |
|
261-6686 |
264-7702 |
7 |
|
258-8359 |
264-7703 |
21 |
|
258-8361 |
264-7704 |
23 |
|
258-8362 |
264-7705 |
24 |
|
258-8363 |
264-7706 |
25 |
|
264-0068 |
264-7707 |
28 |
|
258-8367 |
264-7708 |
29 |
|
264-0066 |
264-7709 |
26 |
|
264-0067 |
264-7710 |
27 |
|
258-8368 |
264-7711 |
30 |
|
258-8369 |
264-7712 |
31 |
|
258-8370 |
264-7713 |
32 |
|
258-8371 |
264-7714 |
33 |
|
261-6687 |
264-7715 |
9 |
|
261-6688 |
264-7716 |
10 |
|
261-6689 |
264-7717 |
6 |
|
261-6690 |
264-7718 |
8 |
Table 1
For Ultrashift transmissions, if the problem is not corrected by updating the engine software, the transmission software should be updated.
Please contact Eaton Service Ranger Call Center 800-826-4357 for more information.
COPYRIGHT 2005 CATERPILLAR
ALL RIGHTS RESERVED