NHTSA ID Number: 10136553
Manufacturer Communication Number: TSB170079-032920
TSB/Document Date: 2018-05-14
Summary
This Technical Service Bulletin announces that verification of aftertreatment component part numbers should be completed before ordering new parts as incorrect part numbers have been etched into aftertreatment components. This is an update to a previously submitted communication.
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TSB/Document ID: TSB170079-032920
Replacement Service Bulletin Number:
MFR Communication Date: 2018-04-02
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
MFR Component System:
MFR Component Subsystem:
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Incorrect Aftertreatment Part Number Etching
Page 1 of 12
Technical Service Bulletin
Technical Service Bulletin:
Released Date: 02-Apr-2018
TSB170079
Incorrect Aftertreatment Part Number Etching
Incorrect Aftertreatment Part Number Etching
Warranty Statement
The information in this document has no effect on present warranty coverage or repair
practices, nor does it authorize TRP or Campaign actions.
Contents
Product Affected
Engine:
• B6.7 CM2350 B121B
• L9
CM 2350 L116B
• X15 CM2350 X114B
Chassis Make:
•
•
•
•
Freightliner®
International®
Kenworth®
Peterbilt®
Issue
Incorrect part numbers etched on aftertreatment components.
Resolution
• Before ordering an aftertreatment diesel particulate filter (DPF), aftertreatment
decomposition tube (DRT), aftertreatment diesel oxidation catalyst (DOC), or
aftertreatment selective catalytic reduction (SCR) catalyst, verify aftertreatment
component part numbers are correct for the specific aftertreatment system. Use
Tables 1, 2, 3, and 4 below to verify part numbers.
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
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Incorrect Aftertreatment Part Number Etching
Page 2 of 12
• See Technical Service Bulletin, Adhesive Aftertreatment Main Body Gasket,
TSB170070 for correct gasket part numbers.
Part Identification
• Figure 1 below displays location of entire assembly part number, which can guide in
further identification of needed individual parts.
• Figure 2 below displays location of E PN and C PN on aftertreatment DOC.
• More information about part number identification and location can be found in the
corresponding service manual.
◦ See B6.7 CM2350 B121B Service Manual, Bulletin 5411223. Refer to
Procedure 100-001 (/qs3/pubsys2/xml/en/procedures/455/455-100-001.html)
in Section E.
◦ See L9 CM2350 L116B Service Manual, Bulletin 5411330. Refer to Procedure
100-001 (/qs3/pubsys2/xml/en/procedures/459/459-100-001.html) in Section E.
◦ See X15 CM2350 X114B Service Manual, Bulletin 5411181. Refer to
Procedure 100-001 (/qs3/pubsys2/xml/en/procedures/377/377-100-001.html)
in Section E.
Figure 1, Aftertreatment Assembly Part Number Location.
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
4/17/2018
Incorrect Aftertreatment Part Number Etching
Page 3 of 12
Figure 2, Aftertreatment DOC E PN and C PN Location.
Table 1, X15 CM2350 X114B: International®
Aftertreatment
Assembly Part
Numbers
E PN
C PN
Affecte
d
Modul
e
Affected Aftertreatment Module Part
Numbers
Type
Incorre
ct EPN
Correc
t EPN
Incorre
ct
CPN
Correc
t CPN
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
Clamp
Part
Numb
er
Comm
ents
4/17/2018
Incorrect Aftertreatment Part Number Etching
Page 4 of 12
Table 1, X15 CM2350 X114B: International®
A054U
783
A054U
783
43943
93
43943
93
DRT
A055B
965
A054Z
388
A055B
953
A054Z
389
43945
80
43946
55
43945
77
43946
54
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
53048
49
43946
55 is a
DRT
for a
B6.7
engine
;
diamet
er is
11.5
in.
43946
54 is a
DRT
for an
X15
engine
;
diamet
er is
14 in.
43946
54
must
be
ordere
d
instea
d of
43946
55.
4/17/2018
Incorrect Aftertreatment Part Number Etching
Page 5 of 12
Table 1, X15 CM2350 X114B: International®
A054U
783
43943
93
SCR
A055V
244
A055K
050
43950
12
43947
37
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
53048
49
43950
12 is a
SCR
for a
B6.7
engine
;
diamet
er is
11.5
in.
43947
37 is a
SCR
for an
X15
engine
;
diamet
er is
14 in.
43947
37
must
be
ordere
d
instea
d of
43950
12.
4/17/2018
Incorrect Aftertreatment Part Number Etching
Page 6 of 12
Table 1, X15 CM2350 X114B: International®
A054U
781
43947
17
DOC
A055J
297
A055N
645
43947
56
43948
55
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
53048
49
43947
56 is a
DOC
for an
X15
engine
.
43948
55 is
also a
DOC
for an
X15
engine
. Both
the
same
diamet
er and
size.
The
only
differe
nce is
that
43947
56 has
extra
OEM
bracke
ts
welde
d to
end
flange
of
DOC.
DOC
4/17/2018
Incorrect Aftertreatment Part Number Etching
Page 7 of 12
Table 1, X15 CM2350 X114B: International®
may or
may
not fit
depen
ding
on
OEM
truck
config
uration
.
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2017/tsb170079.html
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