NHTSA ID Number: 10182869
Manufacturer Communication Number: SB-11-004
TSB/Document Date: 2020-11-23
Summary
Service Information Bulletin HDOBD Specification Table
EGT(DOC iinlet)
l t)
> 950degC
950d C (1742F) No
N malfunction
lf ti : see 'M
'Monitor
it di
disable
bl DTC ttable'
bl '
Diesel Particulate Filter
P2463
/PM filter system/Engine ECU
(clogged)
Monitor calculated soot
loading on DPF
Calculated soot loading on DPF >
or
> 2kPa (‐0.29psi)
247% Regen.threshold
Page 27 of 44
No malfunction : see 'Monitor disable DTC table'
SERVICE INFORMATION BULLETIN
Group:
Warranty Code:
Bulletin No.
Issue Date:
00 - General
SB 11 - 004
11 - 05 -2011
HDOBD Specification Table
Exhaust gas temperature sensor P0545
Range check (low)
(Burner inlet)
/PM filter system/Burner ECU
No
o malfunction
a u ct o : see 'Monitor
o to d
disable
sab e DTC
C tab
table'
e 1sec
1DCY
No malfunction : see 'Monitor disable DTC table' 0.5sec
1DCY
> 30degC (86F) Conditions below continue
10min
30sec
Waiting for request
Burner status
based upon EGT(Burner inlet) |
Exhaust brake
Deactivation
No malfunction : see 'Monitor disable DTC table'
and
| Actual EGT (Burner outlet) > 30degC (86F)
‐ Predicted EGT(Burner outlet)
1DCY
Exhaust Gas Temp (Burner inlet) < 0.1V
sensor voltage
(‐50degC (‐58F)
at BCU temp = 25degC) (77F)
P0546
Range check (high)
Exhaust Gas Temp (Burner inlet) > 4.3V
sensor voltage
(1300degC (2372F)
at BCU temp = 25degC) (77F)
P2080
Rationality check :
| Actual Flame temp
Comparison of actual temperature ‐ Predicted Flame temp
and predicted temperature
based upon EGT(Burner inlet) |
Exhaust gas temperature sensor P2032
Range check (low)
(Burner outlet)
/PM filter system/Burner ECU
No malfunction : see 'Monitor disable DTC table' 1sec
1DCY
No malfunction : see 'Monitor disable DTC table' 0.5sec
1DCY
> 30degC (86F) Conditions below continue
10min
30sec
Waiting for request
Burner status
based upon EGT(Burner inlet) |
Exhaust brake
Deactivation
No malfunction : see 'Monitor disable DTC table'
and
| Actual Flame temp
> 30degC (86F)
‐ Predicted Flame temp
1DCY
Exhaust Gas Temp (Burner outlet) < 0.1V
sensor voltage
(‐50degC (‐58F)
at BCU temp = 25degC) (77F)
P2033
Range check (high)
Exhaust Gas Temp (Burner outlet) > 4.3V
sensor voltage
(1300degC (2372F)
at BCU temp = 25degC) (77F)
P2084
Rationality check :
| Actual EGT(Burner outlet)
Comparison of actual temperature ‐ Predicted EGT(Burner outlet)
and predicted temperature
based upon EGT(Burner outlet) |
Flame temperature sensor
P141B
/PM filter system/Burner ECU
Range check (low)
Flame temp sensor voltage
Waiting for request 1sec
< 0.1V
Burner status
(‐50degC (‐58F) No malfunction : see 'Monitor disable DTC table'
1DCY
at BCU temp = 25degC) (77F)
P141C
Range check (high)
Flame temp sensor voltage
>4
4.2V
2V
No malfunction : see 'Monitor
Monitor disable DTC table'
table 0.5sec
0 5sec
1DCY
(1200degC (2192F)
at BCU temp = 25degC) (77F)
P141D
Rationality check :
| Actual Flame temp
> 50degC (122F) Conditions below continue
Comparison of actual temperature ‐ Predicted Flame temp
and predicted temperature
Burner status
Exhaust brake
based upon EGT(Burner inlet) |
and
| Actual Flame temp
‐ Predicted Flame temp
based upon EGT(Burner outlet) |
Page 28 of 44
> 50degC (122F)
10min
Waiting for request
Deactivation
No malfunction : see 'Monitor
Monitor disable DTC table
table'
30sec
1DCY
SERVICE INFORMATION BULLETIN
Group:
Warranty Code:
Bulletin No.
Issue Date:
00 - General
SB 11 - 004
11 - 05 -2011
HDOBD Specification Table
BCU temperature sensor
P060C
/PM filter system/Burner ECU
Range check (low)
BCU temp sensor voltage
< 0.12V
No
o malfunction
a u ct o : see 'Monitor
o to d
disable
sab e DTC
C tab
table'
e 0.5sec
1DCY
No malfunction : see 'Monitor disable DTC table' 0.5sec
1DCY
(‐43.81degC) (‐46.858F)
Range check (high)
BCU temp sensor voltage
> 4.58V
(181.95degC) (359.51F)
Rationality check
| BCU temp
‐ Intake air temp
p
(AFS built‐in, from ECM) |
> 30degC (86F) Conditions below continue
Engine
(from
ECM))
g speed
p
(
5min
> 450rpm
p
30sec
1DCY
No malfunction : see 'Monitor disable DTC table'
Atomizer fuel pressure sensor P018C
/PM filter system/Burner ECU
Range check (low)
No malfunction : see 'Monitor disable DTC table' 0.5sec
Atomizer fuel pressure sensor < 0.1V
(‐70.40kPa) (‐10.21psi)
voltage
1DCY
P018D
Range check (high)
No malfunction : see 'Monitor disable DTC table' 0.5sec
Atomizer fuel pressure sensor > 4.89V
(766.77 kPa) (111.207psi)
voltage
g
1DCY
P2436
Rationality check :
Atomizer fuel pressure
Monitor Atomizer fuel pressure
while Burner deactivated
< ‐69kPa (‐10.007psi)
or
> 69kPa (10.007psi)
Rationality check :
Atomizer fuel pressure
> ‐69kPa (‐10.007psi)
Monitor atomizer fuel pressure
p
< 69kPa (10.007psi)
(
p )
and Atomizer nozzle pressure
and after that, Active diagnostic mode
> 35kPa (5.076psi)
⊿Atomizer nozzle pressure
Waiting for request 600sec
Burner status
Fuel Pump
Deactivation
No malfunction : see 'Monitor disable DTC table'
Burner status
Initial check
3sec
Fuel Pump
p
Activation
No malfunction : see 'Monitor disable DTC table'
Time elapsed since
>= 3sec
1DCY
Immediately
Atomizer fuel injector 100% activation
and Fuel pump activation
Atomizer air pressure sensor P2432
/PM filter system/Burner ECU
Range check (low)
P2433
Range check (high)
Atomizer air pressure sensor
voltage
(‐62.27 kPa) (‐9.031psi)
< 0.1V
Atomizer air pressure sensor
voltage
(1174.96 kPa) (170.408psi)
> 4.89V
table' 0.5sec
No malfunction : see 'Monitor
Monitor disable DTC
TC table
1DCY
No malfunction : see 'Monitor disable DTC table' 0.5sec
1DCY
Air supply (from Air tank)
P2431
/PM
filter
/
te system/Burner
syste / u e ECU
CU
< 350kPa (50.762psi) Engine speed (from ECM)
Monitor Atomizer air pressure Atomizer air pressure
> 450rpm
120sec
No malfunction : see 'Monitor disable DTC table'
and
a d Atomizer
to e nozzle
o e pressure
p essu e
and after that, Active diagnostic mode
Atomizer nozzle pressure
>= 5sec
Immediately
4.89V
voltage
(766.77 kPa) (111.207psi)
Page 29 of 44
SERVICE INFORMATION BULLETIN
Group:
Warranty Code:
Bulletin No.
Issue Date:
00 - General
SB 11 - 004
11 - 05 -2011
HDOBD Specification Table
Atomizer
P2436
/PM filter system/Burner ECU
Atomizer air pressure failure
Atomizer air pressure
< 350kPa ((50.762psi)
p )
Engine speed (from ECM)
> 450rpm
120sec
No malfunction : see 'Monitor disable DTC table'
and after that, Active diagnostic mode
>= 5sec
Atomizer nozzle pressure
> 186kPa (26.976psi) Time elapsed since
Atomization air valve opened
Atomizer fuel pressure too high Atomizer fuel pressure
Initial check
Immediately
3sec
1DCY
5sec
1DCY
> 434kPa (62.944psi)
No malfunction : see 'Monitor disable DTC table'
< 558kPa ((80.928psi)
p )
Burner status
Initial check
3sec
No malfunction : see 'Monitor disable DTC table'
1DCY
> 696kPa (100.943psi)
Burner status
1DCY
No malfunction : see 'Monitor disable DTC table'
Atomizer nozzle pressure failure Atomizer nozzle pressure
< 200kPa (29.007psi)
Burner status
Initial check
or
Atomizer fuel pressure
p
regulator
g
Atomizer fuel p
pressure
failure
and after that, Active diagnostic mode
Atomizer fuel pressure
>= 85%
(Current
Time elapsed since
>= 1sec
Immediately
Atomizer fuel injector 100% activation
/Recorded before Fuel injector activation)
Atomizer fuel injector
P20D3
/PM filter system/Burner ECU
Circuit monitor (GND short)
Atomizer fuel injector circuit
resistance
< 0.6Ohm
Atomizer fuel injector
Activation
1sec
No malfunction : see 'Monitor disable DTC table'
1DCY
P20D4
Circuit monitor (battery short, open)
Atomizer fuel injector circuit
resistance
< 0.6Ohm
Atomizer fuel injector
Deactivation 0.8sec
No malfunction : see 'Monitor disable DTC table'
1DCY
P2436
Functional monitor
(stuck open)
Burner system failure
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TSB/Document ID: SB-11-004
Replacement Service Bulletin Number:
MFR Communication Date: 2011-11-05
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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