FSB-258-031

SB-10043334-5968
Field Service Bulletin
Trucks
Volvo Trucks North America
Greensboro, NC USA
Date
Group
No.
Release
Page
1.2012
258
031
1
1( 5 )
Diesel Exhaust Fluid (DEF) Tank Harness
Bracket and Routing
VN, VHD, VAH
FSB 258-031, DEF Tank Harness Bracket and
Routing
January 2012
W3071686
On certain Volvo vehicles built before February 13, 2012, the front chassis to urea tank
connection, located on the side of the def tank, may rub the mounting bracket or not stay
secured to the mounting bracket. This can lead to electrical faults or corrosion of the
connections. Use the following procedure to relocate and to provide a better mounting of the
connector and harness.
Required Parts
Part Description
Quantity
Part Number
Bracket
1
21762055
Cable Tie
6
980464
Screw
1
994785
Nut
1
990949
Retainer
1
8153965
Retainer
3
20519287
PV729-FSB258-031_V
USA52268
English
Printed in USA
Volvo Trucks North America
Field Service Bulletin
Date
1.2012
Group
No.
Release
258
031
1
Procedure
You must read and understand the precautions and guidelines in Service Information,
Function Group 2, “Engine Safety Practices” before performing this procedure. If you
are not properly trained and certified in this procedure, ask your supervisor for training
before you perform it.
1 Remove all cables from ground (negative) battery terminals to prevent personal injury
from electrical shock and prevent damage to electrical components
2 Cut cable ties as needed to loosen the DEF harness and connector
3 Remove the two lower fasteners which secure the After Treatment Control Module (ACM)
and the “L” bracket to the DEF tank. Discard the L bracket.
4 Install the new bracket into position on the DEF tank. Secure fasteners and tighten to
24 ± 4 Nm (18 ± 3 ft-lb)
W3071685
Page
2( 5 )
Volvo Trucks North America
Field Service Bulletin
Date
1.2012
Group
No.
Release
258
031
1
5 Install the fasteners (3 push-in retainers, 1 saddle retainer) onto the new mounting plate
W3071684
Item Position
Number
Quantity
Part Number
1
1
21762055
on all retainers
6
980464
Screw
4
1
994785
Nut
7
1
990949
Retainer
3
1
8153965
Retainer
2, 5, 6
3
20519287
Part Description
Bracket
Cable Tie
Page
3( 5 )
Volvo Trucks North America
Field Service Bulletin
Date
1.2012
Group
No.
Release
258
031
1
6 Route and secure the DEF harness to the bracket with cable ties as shown in illustration.
Route the connector cable tie through existing holes in the bracket.
7 Route and secure the ACM breakout to bracket with cable ties as shown in illustration
W3071686
8 Install all previously removed cables to the ground (negative) battery terminals
Note: Ensure that the harness and connectors are retained and do not make contact with
the bracket causing rubbing.
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Volvo Trucks North America
Field Service Bulletin
Date
1.2012
Group
No.
Release
258
031
1
Reimbursement
This repair may be eligible for reimbursement if a product failure was experienced
within time and mileage limits of the applicable Warranty coverage. Reimbursement
is obtained via the normal claim handling process.
Claim Type (used only when uploading from the Dealer Bus.
Sys.)
W
Labor Code
Primary Labor Code
25812-2-00
0.3 hrs.
Causal Part
21372179
Volvo Trucks North America engages in a comprehensive program of testing and evaluating
to provide the best possible product. Volvo Trucks North America however, is not committed
to, or liable for updating existing vehicles.
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