PREVOST X3-45 COACH 2018 Operator's Manual page 218

6 APPENDIX C – Allison Transmission's Other Features
(Upshift) &
(Downshift) arrow
buttons pressed
simultaneously *
st
1 press Allison transmission oil level check
nd
2 press Oil Life Monitor
Oil life remaining will range from 99% down to 00%
rd
3 press Filter Life Monitor
Present life of filter is acceptable
Present life of filter is unacceptable
th
4 press Transmission Health Monitor
Shows "
more of the clutch(es) wear enough so that the
programming changes
One or more of the clutches have worn enough to change
the program
th
5 press Display of diagnostic codes
* With the engine off and ignition on.
Description
" until remaining life of one or
TRANS HEALTH OK
PA1627 X3-45 Operator's Manual
Message
" O " " M "
Some Some
number number
from 9 from 9
to 0 to 0
" F" " M "
OIL FILTER OK
REPLACE FILTERS
" T" " M "
TRANS HEALTH OK
TRANS HEALTH LO