Volvo I-Shift Transmission Gsecu Fault Codes - PREVOST H3-41 Maintenance Manual

FUNCTION
PID/SID
Valve for
slow
engagement
of the clutch
(VASE)
Valve for the
gearbox
PSID22
brake
(VAGB)
Valve for the
gearbox
brake
(VAGB)
Valve for the
gearbox
brake
(VAGB)

10. VOLVO I-SHIFT TRANSMISSION GSECU FAULT CODES

PID/PPID
FMI LAMP
SID/PSID
SID231 2 None
SID237 3
SID240 2
SID250 9 None
SID253 2
SID254 12
PSID9 12
ERROR
FMI
J1587
Activate: The
high-side drive is
Current above
short circuit to
normal or
FMI6 Gnd
grounded
Deactivate: The
circuit
high-side drive is
OK
Activate: The
high side drive is
Voltage
short circuit to
above normal
FMI3 Ubatt
or shorted
Deactivate: The
high
high side drive is
OK
Activate: The
high side drive is
Current below
open circuit
FMI5 normal or
Deactivate: The
open circuit
high side drive is
OK
Activate: The
high side drive is
Current above
short circuit to
normal or
FMI6 Gnd
grounded
Deactivate: The
circuit
high side drive is
OK
CONTENT
SAE J1939
Data Link
Check Gear
Start enable
Selector System
device
at next stop
Program Gear Selector
memory System failure
SAE J1708
/J1587 data link
Program Gear Selector
memory System failure
Gear Selector
Controller #1
System failure
Gear level Check Gear
position Selector System
sensors at next stop
PA1621 Maintenance Manual All Series | January 2017
SECTION 07: TRANSMISSION
CONDITION SYMPTOM
Yellow lamp is
sent Slow
engagement
disabled
Reduced clutch
performance,
especially at
start and
marshalling
Red lamp is sent
The valve and
the brake are
activated
The gearbox will
be damaged if
the vehicle
drives
The prop shaft
has to be
removed to
move the vehicle
Yellow lamp is
sent
The valve can
not be activated
Shifting to the
start gear takes
long time
Yellow lamp is
sent
The valve can
not be activated
Shifting to the
start gear takes
long time
TEXT COMMENT
- -
Only for
EMS1.xx
vehicles
Boot
- -
-
-
-
COMMENT
CONSEQUENCES
Redundancy on J1587
Start relay not working
Not possible to engage
gear
-
Not possible to engage
gear
Not possible to engage
gear
Not possible to
engage/change gear
69