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10.84
10.84
Electrical
Electrical system
system
Subinfo: CAN watchdog time-out. e512
Subinfo: CAN watchdog time-out. e512
10.
10.16.3
16.3 E97
E97, E98
, E98. Driv
. Drive sys
e system s
tem stopp
topped/ H
ed/ Hydra
ydrauli
ulics
cs
stopped
stopped
Subinfo: Controller not responding
Subinfo: Controller not responding
The fault arises when the regulator has
The fault arises when the regulator has
not received any control message from
not received any control message from
the A
the ATC under a per
TC under a period exceeding 70
iod exceeding 70
milliseconds.
milliseconds.
Does the same fault occur on more
Does the same fault occur on more
than one regulator across the CAN-
than one regulator across the CAN-
bus?
bus?
Y
Yes
es
Check that the CAN bus is intact on all
Check that the CAN bus is intact on all
nodes.
nodes.
No
No
C
Ch
haan
ng
ge
e tth
he
e rreeg
gu
ullaatto
orr..
C
Ch
heecck
k tth
he
e ffu
un
nccttiio
on
n o
of t
f th
he
e A
AT
TC
C..
Change the regulat
Change the regulator.
or.
Drive motor system. This first step
Drive motor system. This first step
only applies for trucks with fly by wi
only applies for trucks with fly by wire
re
steering.
steering.
Check that it is not the alarm to the
Check that it is not the alarm to the
electric servo system that has activated
electric servo system that has activated
and caused a break to the regulator.
and caused a break to the regulator.
See “E05, E06, E07, Electric servo -
See “E05, E06, E07, Electric servo -
fly by wi
fly by wire” on pa
re” on page
ge 82.
82.
Check the CAN bus cables and
Check the CAN bus cables and
terminations bet
terminations between the ATC and
ween the ATC and
motor regulator extremely carefully.
motor regulator extremely carefully.
The most probable cause is a break on
The most probable cause is a break on
one of the four CAN bus wires.
one of the four CAN bus wires.
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