NHTSA ID Number: 10191649
Manufacturer Communication Number: KC-861
TSB/Document Date: 2021-05-04
Summary
Volvo
Chassis - Idle Shutdown Parameter Configuration
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TSB/Document ID: KC-861
Replacement Service Bulletin Number:
MFR Communication Date: 2021-04-06
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
4/30/2021
Content creation stages KC-861
Volvo Chassis - Idle Shutdown Parameter
Con guration
Internal Content
De nitions
The driver can press the brake pedal, accelerato
Driver inputs
r pedal or optionally, an override switch to delay
or stop idle shutdown in most con gurations.
Engine speed control can be started by the cruis
e control buttons or by PTO inputs to hold the e
Engine speed control
ngine at speed independent of the accelerator p
edal.
Idle shutdown will not occur until vehicle moves
Permanent Override
and stops again or engine is restarted.
Idle shutdown will not occur while the respectiv
Temporary Suspension
e condition is active, e.g. while PTO is active.
Before the engine is shut down a variable time
Driver alert period warning occurs. Some options allow permanent
idle shutdown override during this period.
NOTE: The brake and accelerator pedal are driver inputs which can be
left applied to inde nitely prevent idle shutdown in previous versions.
Later versions have some time and tolerance for change and will
otherwise allow idle shutdown even when applied. Parameters governing
these functions are only visible to Volvo internal operations.
Parameter Information
VECU
4 Par
amet
er
AL
; Live UI
De
sc
rip
tio
n
VECU
5 Par
Title
amet
er
P1TPI
Idling Automatic Shut-o
Sp
eci
e
s
wh
et
he
rt
1/42
4/30/2021
VECU
4 Par
amet
er
Content creation stages KC-861
VECU
5 Par
Title
amet
er
De
sc
rip
tio
n
he
Idl
eS
hu
td
ow
nf
ea
tur
ei
st
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en
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d.
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m
et
er
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elo
w.
2/42
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VECU
4 Par
amet
er
AM
Content creation stages KC-861
De
sc
rip
tio
n
VECU
5 Par
Title
amet
er
P1BV
S
Idling Time, Maximum
Sp
eci
e
st
he
m
axi
m
u
m
idl
e ti
m
e
be
for
ea
ut
o
m
ati
ci
dle
sh
ut
do
w
n.
3/42
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VECU
4 Par
amet
er
FMT
Content creation stages KC-861
De
sc
rip
tio
n
VECU
5 Par
Title
amet
er
P1BV
R
Idle Shutdown Warning Time
Sp
eci
e
st
he
ti
m
et
ha
ta
na
lar
m
wil
ls
ou
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be
for
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dle
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w
n.
4/42
4/30/2021
VECU
4 Par
amet
er
Content creation stages KC-861
De
sc
rip
tio
n
VECU
5 Par
Title
amet
er
CMP P1SOS
Max Engine Temp to Allow Idle Shutdown
CMQ P1BVV
Enable Permanent Override for Idle Shutdown
; Live UI
Idl
es
hu
td
ow
n
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If s
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S,
5/42
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VECU
4 Par
amet
er
; Live UI
Content creation stages KC-861
VECU
5 Par
Title
amet
er
De
sc
rip
tio
n
an
yd
riv
er
in
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td
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th
e9
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for
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(th
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"dr
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M
T)
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6/42
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VECU
4 Par
amet
er
; Live UI
Content creation stages KC-861
VECU
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Title
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7/42
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VECU
4 Par
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Content creation stages KC-861
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5 Par
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; Live UI
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8/42
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VECU
4 Par
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Content creation stages KC-861
VECU
5 Par
Title
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