NHTSA ID Number: 10200206
Manufacturer Communication Number: FSB 366 001
TSB/Document Date: 2021-08-09
Summary
Certain VOLVO VN trucks built between 11/11/2013 and 01/14/2015, equipped with front radar may experience loss of front object detection or erratic operation of cruise control functions. The terminal seals of the harness is allowing moisture and corrosion to build up in the front radar harness. To ensure proper operation of the front radar, the harness is inspected for the proper seal and/or corrosion. If the harness or seal fail inspection, replacement of the harness is required. Follow the inspection and repair procedures outlined in this document.
Volvo
Trucks North
America
Greensboro, NC USA
Field Service Bulletin
Trucks
Date
3.2016
Group
No.
366 001
Release
Page
01
1(25)
Front Radar, Failure
VN
FSB 366-001, Front Radar, Failure
(March 2016)
Certain VOLVO VN trucks built between 11/11/2013 and 01/14/2015, equipped with front
radar may experience loss of front object detection or erratic operation of cruise control
functions. The terminal seals of the harness is allowing moisture and corrosion to build up in
the front radar harness. To ensure proper operation of the front radar, the harness is
inspected for the proper seal and/or corrosion. If the harness or seal fail inspection,
replacement of the harness is required. Follow the inspection and repair procedures outlined
in this document.
USA75778
PV729-FSB366-001_V
Volvo
Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
W3109332
Required Parts
Front Radar Replacement Parts
Item
Description
Part Number
Qty
1
Harness, Front Antenna
22638506
1
2
Clamp, Universal
25170732
2
3
Cable Tie
980464
9
4
Cable Tie
20395795
1
Page
2(25)
Volvo
Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
Decommissioning the Truck for Repair
You must read and understand the precautions and guidelines in Service Information,
group 30, "General Safety Practices, Electrical" before performing this procedure. If you
are not properly trained and certified in this procedure, ask your supervisor for training
before you perform it.
NOTE: Information is subject to change without notice. Illustrations are used for reference
only and can differ slightly from the actual vehicle being serviced. However, key
components addressed in this information are represented as accurately as possible.
1 Park the vehicle on a flat and level surface.
2 Apply the parking brake.
3 Place the transmission in neutral or park.
4 Install the wheel chocks.
W7086748
5 Disconnect all of the cables from the battery’s negative terminals.
W3086747
Page
3(25)
Volvo Trucks
North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
Front Radar Inspection
1 Disconnect the radar connector.
W3103447
2 Inspect the radar connector for water intrusion and corrosion on the terminal pins.
Note: If there are signs of water intrusion, corrosion of the harness , continue to page 5,
(Front Radar Harness Replacement) section and follow the replacement procedure.
3 Inspect the harness to determine if the proper seal was installed in the connector housing.
Note: If the color of the terminal seals are (BLACK) , connect the radar connector, and no
further action is required. Continue to page 24, (Commission the truck for Operation),
and follow steps 1 – 2.
Note: If the color of the terminal seals are (YELLOW), continue to page 5, (Front Radar
Harness Replacement) and replace the harness.
W3103448
Page
4(25)
Volvo Trucks
North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
4 If corrosion is found in the front radar module, clean the connector pins with contact
cleaner to remove any trace of corrosion or debris. If corrosion is still present after
cleaning, continue to page 5, (Front Radar Harness Replacement) section and follow the
replacement procedure.
Front Radar Harness Replacement
1 Remove the fasteners securing the grille.
W2083544
2 Remove the grille.
W2083545
Page
5(25)
Volvo Trucks
North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
3 Open the hood.
W8090036
4 Remove the cable ties securing the front radar harness.
W3103449
Page
6(25)
Volvo
Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
5 Disconnect the front radar harness from the main cab harness at the front bumper end
cap.
W3103450
6 Remove the existing front radar harness.
Note: Note the routing of the existing harness for installation of the replacement harness.
W3103451
Page
7(25)
Volvo
Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
7 Route the replacement front radar harness into position as shown.
W3103451
8 Connect the replacement front radar harness to the main cab harness at the bumper end
cap.
W3103450
Page
8(25)
Volvo Trucks
North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
9 Connect the front radar harness to the radar module.
W3103447
10 Using cable ties, secure the front radar harness as shown.
W3103449
Page
9(25)
Volvo Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
11 Close the hood.
W8090037
12 Position the grille.
W2083545
Page
10(25)
Volvo Trucks
North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
13 Install the fasteners securing the grille.
14 Tighten the grille fasteners to 2 ± 0.3 Nm (17 ± 3 in-lb).
W2083544
15 Continue to page 24, and (Commission the truck for Operation).
Front Radar and Harness Replacement
1 Remove the fasteners securing the radar assembly.
W3103452
Page
11(25)
Volvo Trucks North America
Field Service Bulletin
Date
3.2016
Group
No.
Release
366
001
01
2 Remove the radar sensor assembly.
Note: Return radar assembly to the Core Hub for credit and processing.
W3103453
3 Position the replacement radar assembly.
W3103454
Page
12(25)
Volvo Trucks North America
Field Service Bulletin
Date
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TSB/Document ID: FSB 366 001
Replacement Service Bulletin Number:
MFR Communication Date: 2016-03-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL![]()
MFR Component System:
MFR Component Subsystem:
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