PREVOST H3-41 Maintenance Manual page 344

SECTION 07: TRANSMISSION
FUNCTION
PID/SID
Split
engagement
system
Split
engagement
system
60
PA1621 Maintenance Manual All Series | January 2017
ERROR
FMI
J1587
Conditions to
Blocked set the fault
engagement
code:
FMI11
of indirect
-The indirect
split
split gear can
not engage
Conditions to
set the fault
Blocked
code:
FMI12 engagement
-The direct split
of direct split
gear can not
engage
CONDITION SYMPTOM
Yellow lamp is
sent
Loss of torque
Only direct split
gears will be
selected by the
system for a
short while. After
five successful
gearshifts a new
attempt to use
indirect split may
be made
Yellow lamp is
sent
Loss of torque
Only indirect
split gears will be
selected by the
system for a
short while. After
five successful
gearshifts a new
attempt to use
direct split may
be made
COMMENT
Detailed conditions to
activate/deactivate:
The following conditions
must be fulfilled three times
(only once if the fault code-
filter is switched OFF) in a
row, in order to set the fault
code:
- The split valve for reaching
indirect split is activated for
at least 0.8s
- The split cylinder position
sensor indicates that
indirect position is not
engaged
- There is no active fault on
any of the sensor for the
position of the split cylinder
(SEPoS) the valve for shift
to direct split the valve for
shift to indirect split
- There is no active fault
code for low air pressure
The fault is deactivated if
any of the following
conditions are fulfilled:
- The split cylinder position
sensor indicates that
indirect position is engaged
- There is an active fault
code on any of the sensor
for the position of the split
cylinder (SEPoS) the valve
for shift to direct split the
valve for shift to indirect split
Detailed conditions to
activate/deactivate:
The following conditions
must be fulfilled three times
(only once if the fault code-
filter is switched OFF) in a
row, in order to set the fault
code:
- The split valve for reaching
direct split is activated for at
least 0.8s
- The split cylinder position
sensor indicates that direct
position is not engaged
- There is no active fault on
any of the sensor for the
position of the split cylinder
(SEPoS) the valve for shift
to direct split the valve for
shift to indirect split
- There is no active fault
code for low air pressure
The fault is deactivated if
any of the following
conditions are fulfilled:
- The split cylinder position
sensor indicates that direct
position is engaged
- There is an active fault