NTB14044

Classification:
Reference:
EC14-003
Date:
NTB14-044
May 16, 2014
2013 – 2014 SENTRA; MIL ON WITH DTC P0448
APPLIED VEHICLES:
2013 – 2014 Sentra (B17)
IF YOU CONFIRM
The MIL is ON with DTC P0448 (Vent Control Valve).
ACTION
1. Reposition the EVAP canister box-drain.
2. Empty water from the EVAP canister filter.
NOTE: The Service Procedure in this bulletin should be performed only once per
applied vehicle. Check the vehicle service history for the op-code listed in the Claims
Information before performing the repairs in this bulletin.
IMPORTANT: The purpose of “ACTION” (above) is to give you a quick idea of the work
you will be performing. You MUST closely follow the entire Service Procedure as it contains
information that is essential to successfully completing the repair.
Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are
properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job
properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO
NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle.
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SERVICE PROCEDURE
1. Remove the rear bumper fascia.

Refer to the Electronic Service Manual (ESM), section EXT-Exterior, for removal
information.
2. Locate the EVAP canister box-drain.

The EVAP canister box-drain is located on the passenger side just below the taillight area.
EVAP canister
box-drain
Figure 1
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NTB14-044
NG:
Open end is UP. It
will be reinstalled
facing down.
3. Remove the EVAP canister box-drain.

Pull off
Pull to unsnap and remove.
Figure 2
4. Clean any dirt, ice, or debris from inside the box-drain.
5. Re-install the EVAP canister box-drain
with the open end down as shown in
Figure 3.
Push on
OK:
Open end
is down
Figure 3
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NOTE:
 EVAP canister filter for 2014 Sentra is
shown in Figure 4, 2013 Sentra is
similar.
 Figure 4 shows the canister with the
bumper fascia removed.
EVAP
canister filter
6. Remove the EVAP canister filter:

Refer to Figure 4, and Figures 5 and 6
on the following pages.
7. Empty water from the EVAP canister
filter.
8. Re-install the EVAP canister filter.
Figure 4
9. Re-install the rear bumper fascia.

Refer to the ESM, section EXT-Exterior, for installation information.
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EVAP canister Filter
Figure 5
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NTB14-044
EVAP canister Filter
Figure 6
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CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Reposition Vent For EVAP
(1)
FX46AA
ZE
32
0.5 hrs.
(1) Refer to the electronic parts catalog (FAST or equivalent) and use the applicable Box
Drain-Canister (18794 – XXXXX) part number as the Primary Failed Part (PFP).
NOTE: The above op-code is to be used only once per applied vehicle. Check the vehicle
service history before submitting a claim for this op-code.
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