GROUP
FUE

NUMBER
038 (Rev 1, 06/11/2019)

MODEL
2014-2018MY
Soul (PS)
2012-2017MY
Rio (UB)
2014-2017MY
Forte (YD, YDm)
DATE
April 2018

TECHNICAL SERVICE BULLETIN
AIR DRAIN CASE REPLACEMENT

SUBJECT:

 NOTICE
This bulletin has been revised to include additional information. New/revised
sections of this bulletin are indicated by a black bar in the margin area.
This bulletin provides the procedure to replace the Air Drain Case on some 2014-2018MY Soul
(PS), produced from July 21, 2013 through June 1, 2017, some 2012-2017MY Rio (UB),
produced from June 21, 2011 through March 31, 2017, some 2014-2017MY Forte (YD),
produced from February 18, 2013 through March 2, 2017, and some 2017MY Forte (YDm)
vehicles, produced from May 16, 2016 through March 6, 2017, which may experience an early
shut-off during fuel refill and/or a Malfunction Indicator Lamp (MIL) illumination with DTC(s)
P0449 (Evaporative Emission System – Vent Valve / Solenoid Circuit) or P0451 (Evaporative
Emission Control System Pressure Sensor Range/Performance) Do NOT replace the CCV for
these two listed DTC codes. Follow the procedure outlined in this bulletin to replace the Air
Drain Case.
Canister Close Valve replacement is not required to repair this condition. Failure to
follow proper procedure may result in a dealer chargeback.

Air Drain Case
(YD & YDm)

Air Drain Case
(PS & UB)

File Under:
Circulate To:

X General Manager


X Service Advisors


X Technicians


X Service Manager


X Parts Manager


X Body Shop Manager 
X Fleet Repair


Page 2 of 5
SUBJECT:

CCV INSPECTION AND AIR DRAIN CASE REPLACEMENT

Air Drain Case Replacement Procedure:
1a. Rio (UB): Remove the left passenger
side rear wheel guard by referring to the
“Body (Interior and Exterior) → Exterior
→ Body Side Molding → Repair
procedures – scroll down to Rear Wheel
Guard Replacement” chapter in the
applicable shop manual.
1b. Soul (PS), Forte (YD) and (YDm):
Remove the left passenger side rear
wheel guard by referring to the “Body
(Interior and Exterior) → Body Side
Molding → Rear Wheel Guard → Repair
procedures” chapter in the applicable
shop manual.
2.

Remove the gas cap (A) and loosen the
four (4) filler neck retaining bolts (B)
enough, as shown (C), to allow removal
of Air Drain Case (D).

A

Tightening torque for bolts (B):
69.03 – 104.43 lb.in (7.8 – 11.8 N.m,
0.8 – 1.2 kgf.m).

B

C

D
Forte (YD) and (YDm)

D

Soul (PS) and Rio (UB)
TSB: FUE038 (Rev 1) Rio (UB), Soul (PS), & Forte (YD, YDm) April 2018

Page 3 of 5
SUBJECT:

CCV INSPECTION AND AIR DRAIN CASE REPLACEMENT

3a. Forte (YD) and (YDm): Remove the
outer lower half of the filler neck Air Drain
Case (E).

E

3b. Soul (PS) and Rio (UB): Remove the
upper Air Drain Case retaining clip (F).

F

4.

Remove the inner half of the Air Drain
Case (D) and disconnect the Canister
Close Valve (CCV) airflow inlet hose (G).

D

G
Forte (YD) and (YDm)

D

G
Soul (PS) and Rio (UB)
TSB: FUE038 (Rev 1) Rio (UB), Soul (PS), & Forte (YD, YDm) April 2018

Page 4 of 5
SUBJECT:

CCV INSPECTION AND AIR DRAIN CASE REPLACEMENT

5a. Forte (YD) and (YDm): Install the new
improved fuel filler neck air drain case in
the reverse order of removal. Ensure the
vent of the Air Drain Case (J) is inserted
properly through the opening (K) and
ensure a click is heard when installing
the new air drain case assembly.

 NOTICE
Ensure the outer air drain case
half is installed in the correct
orientation with the contacts
aligned and not upside down.

J

K

5b. Soul (PS) and Rio (UB): Install the new
improved fuel filler neck Air Drain Case
in the same reverse order of removal.
Ensure the vent of the Air Drain Case (J)
is inserted properly through the opening
(K) and ensure a click is heard when
installing the retaining bracket.

6.

Tighten the four (4) fuel neck filler
retaining bolts (B) to specifications from
step 2.
Tightening torque for bolts (B):
69.03 – 104.43 lb.in (7.8 – 11.8 N.m,
0.8 – 1.2 kgf.m).

7.

J

Reinstall all removed components in the
reverse order of removal and torque the
wheel lug nuts to specifications.
Tightening torque for wheel lug nuts:
79.6 lb.ft (108.25 N.m, 10.98 kgf.m)

TSB: FUE038 (Rev 1) Rio (UB), Soul (PS), & Forte (YD, YDm) April 2018

K

Page 5 of 5
SUBJECT:

CCV INSPECTION AND AIR DRAIN CASE REPLACEMENT

AFFECTED VEHICLE RANGE:
Model

Production Date Range

Soul (PS)

July 21, 2013 to June 1, 2017

Rio (UB)

June 21, 2011 to March 31, 2017

Forte (YD)

February 18, 2013 to March 2, 2017

Forte (YDm)

May 16, 2016 to March 6, 2017

REQUIRED PART:
Part Name

Part Number

Air Drain Case
(PS) (UB)

31035 B2500FFF

Air Drain Case
(YD) (YDm)

31035 A7510FFF

Figure

WARRANTY INFORMATION:
N Code: I3A C Code: ZZ4
Model

Claim
Type

Causal P/N

Qty.

Repair
Description

Labor
Op Code

Op
Time

1

Air Drain Case
Replacement

31035F02

0.4
M/H

PS
31035 B2500FFF
UB
YD, YDm

W
31035 A7510FFF

Note: Labor time includes reading and clearing DTC. No additional diagnosis necessary.

TSB: FUE038 (Rev 1) Rio (UB), Soul (PS), & Forte (YD, YDm) April 2018