NHTSA ID Number: 10200620
Manufacturer Communication Number: SB54-344
TSB/Document Date: 2021-08-28
Summary
Freightliner
Service Bulletin for Detroit Assurance 4.0 Software v20.05. Cascadia trucks built from January 1, 2017 through September 9, 2019 and equipped with Detroit Assurance correctly initiate an active brake assist (ABA) event when a vehicle or obstacle is detected in front of the truck. Some of those trucks may continue decelerating to a complete stop, even after the vehicle or obstacle detected in front of the Detroit Assurance-equipped truck has moved away.
108SD/114SD
> New Cascadia
54-344
Freightliner
Service Bulletin
Vehicle Idenficaon Number
A
05/26/2021
f120940
A. The connections tab indicates that the video radar unit is connected and online.
Fig. 8, Programming Screen
23. Vehicle software part numbers appear under ’Configuration’ as shown in Fig. 9. Verify that the ’Current’
software part number in Fig. 9 reflects the correct software update path as shown in the left columns of Fig.
1.
Verify that the ’Target’ software part number reflects the correct software update path as seen in the right
columns of Fig. 1.
24. Select ’Start.’ See Fig. 9.
25. Processing progress bars will appear as the software is updated. See Fig. 9. During the update process do
not unplug the laptop from the vehicle or close DiagnosticLink.
Freightliner Service Bulletin, 06/01/2021
Page 7
54-344
Freightliner
Service Bulletin
Detroit Assurance 4.0 Software v20.05
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Old Soware Part Number
New Soware Part Number
Vehicle Idenficaon Number
Vehicle Idenficaon Number
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
05/26/2021
f120941
Fig. 9, Software Update Screen
26. When the software update is complete, the ICUC01T or ICC501T window opens, indicating that a
configuration procedure is required. Select ’OK’ to close the window. See Fig. 10.
05/19/2021
f120942
Fig. 10, Configuration Window
27. When the vehicle configuration process is finished, select ’Next.’ See Fig. 11.
Page 8
Freightliner Service Bulletin, 06/01/2021
Detroit Assurance 4.0 Software v20.05
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
Old Soware Part Number
New Soware Part Number
Vehicle Idenficaon Number
Vehicle Idenficaon Number
54-344
Freightliner
Service Bulletin
05/26/2021
f120943
1. Next button
Fig. 11, Selecting Next
28. Upload vehicle data to the server to record software updates. If this step is not completed, the update
request will remain in pending state. See Fig. 12.
29. A progress window appears as the data is uploaded.
30. When the data upload is complete, select ’Identification’ in the upper-left corner of the screen.
Freightliner Service Bulletin, 06/01/2021
Page 9
54-344
Detroit Assurance 4.0 Software v20.05
Freightliner
Service Bulletin
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
Vehicle Idenficaon Number
05/26/2021
f120944
Fig. 12, Uploading Vehicle Data to the Server
31. The hardware and software part numbers shown in Fig. 13 should reflect the updated numbers shown in
the right column of Fig. 1.
Page 10
Freightliner Service Bulletin, 06/01/2021
Detroit Assurance 4.0 Software v20.05
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
54-344
Freightliner
Service Bulletin
Hardware Part Number
Soware Part Number
Vehicle Idenficaon
05/26/2021
f120945
Fig. 13, Updated Hardware and Software Part Numbers
Auto Configuration Procedure
NOTE: The following instructions correct a fault code condition generated by the VRDU02T software
update.
1. A DiagnosticLink fault code window indicates that an auto configuration procedure is required. See Fig. 14.
Freightliner Service Bulletin, 06/01/2021
Page 11
54-344
Detroit Assurance 4.0 Software v20.05
Freightliner
Service Bulletin
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
05/19/2021
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
f120959
Fig. 14, DiagnosticLink Fault Code
2. Verify that all of the items shown in the ’Connections’ window are online. See Fig. 15.
3. Select ’Actions.’ See Fig. 15.
Page 12
Freightliner Service Bulletin, 06/01/2021
Detroit Assurance 4.0 Software v20.05
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
05/26/2021
54-344
Freightliner
Service Bulletin
f120960
Fig. 15, Identification Window
4. Select ’Instrumentation Cluster Automatic Configuration.’ See Fig. 16.
Freightliner Service Bulletin, 06/01/2021
Page 13
54-344
Detroit Assurance 4.0 Software v20.05
Freightliner
Service Bulletin
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
05/26/2021
f120961
Fig. 16, Instrument Cluster Automatic Configuration Screen
5. Verify that the red auto configuration panel says ’active, indicating that auto configuration is required. See
Fig. 17, ref. A.
6. Expand the drop-down menu shown in Fig. 17, ref. B, then select ’Auto-config ECU List and GVC
Parameters.’
7. Select ’Start.’ See Fig. 17.
Page 14
Freightliner Service Bulletin, 06/01/2021
54-344
Detroit Assurance 4.0 Software v20.05
FLA COE
FLB COE
FLD Conventional
Business Class
FLC 112 Conventional
Century Class Conventional
Argosy
Cargo
Columbia
122SD and Coronado
Freightliner
Service Bulletin
Business Class M2
Cascadia
108SD/114SD
> New Cascadia
A
B
05/26/2021
f120962
Fig. 17, Auto Configuration Panel
8. When the auto configuration process is complete, verify that the auto configuration panel says ’no fault.’
See Fig. 18.
06/01/2021
f120963
Fig. 18, Fault Code Resolved
Warranty
This is an informational bulletin only. Warranty does not apply.
Freightliner Service Bulletin, 06/01/2021
Page 15
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TSB/Document ID: SB54-344
Replacement Service Bulletin Number:
MFR Communication Date: 2021-06-02
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