GROUP
DRIVESHAFT &
AXLE
DATE

Technical Service Bulletin
MAY 2024
SUBJECT:

NUMBER
24-DS-002H
MODEL(S)
SANTA FE (MX5A)
SANTA FE HYBRID
(MX5A HEV)

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

Description: Certain AWD 2024MY Santa Fe (MX5A) and Santa Fe Hybrid (MX5A HEV) vehicles may
experience scraping, rubbing, and/or grinding noise coming from underneath and rear of the vehicle
under acceleration and turns due to interference between the propeller shaft and fuel tank heat
protector.
Follow the procedure outlined below to inspect, adjust the fuel tank heat protector, and apply paint to
the affected areas.
Applicable Vehicles:
• 2024MY Santa Fe (MX5A) and Santa Fe Hybrid (MX5A HEV) vehicles equipped with AWD
produced between 1/11/2024 – 4/17/2024.

Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair

SUBJECT:

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

Required Equipment/Supplies:
Name

Figure

Remarks
1 Can (12 ounces) can treat about
10 vehicles.

Krylon High Heat
Spray Paint
(Black)

*Use any commercially available
anti-rust paint that has the same
specifications as listed in Note 2
below.

K01707077

Safety Goggles

Tape

Plastic Bags
Standard Shop Supply
Gloves

Ruler

NOTE 1: The spray paint products can be purchased at local/online retailers.
NOTE 2: The spray paint products must prevent rust and resist oil, gas, and grease in high
temperature environments.
Warranty Information:
Model

Op. Code

Operation

Op.
Time

Causal Part

Nature
Code

Cause
Code

31220FF0

FUEL TANK HEAT
PROTECTOR NOISE
INSPECTION AND
ADJUSTMENT

0.7M/H

31220-R6300

Q51

ZZ1

Santa Fe
(MX5A)
Santa Fe
Hybrid
(MX5A HEV)

NOTE 1: Normal warranty applies.
NOTE 2: Submit claim on Claim Entry Screen as “Warranty” type.
NOTE 3: Take a picture of the warrantable defect. Op times include VIN, Mileage, and Repair
validation photo(s) as outlined in the Digital Documentation Policy.
NOTE 4: Include cost/usage of spray in sublet as part of claim submission for reimbursement.
NOTE 5: If a part is found in need of replacement while performing this TSB and the affected part is
still under warranty, submit a separate claim using the same repair order. If the affected part is out of
warranty, submit a Prior Approval request for goodwill consideration prior to performing the work.
TSB #: 24-DS-002H

Page 2 of 6
SUBJECT:

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

SUBJECT:

Service Procedure:

STUI
This TSB includes Repair validation photos. Refer to the latest Warranty Digital Documentation
Policy for requirements.

(A) NOISE INSPECTION
1.

Test drive the vehicle and determine if a
scraping, rubbing, and/or grinding noise is
coming from underneath and rear of the
vehicle under acceleration and turns.

2.

If noise is present, place the vehicle in N
(Neutral), lift the vehicle and check for
interference between the heat shield on the
fuel tank and propeller shaft (A).
Refer to the shop manual:
• General Information >
Lift and Support Points >
General Information

i

A

Information

➢ There may be wear marks caused on
the propeller shaft due to interference.
Some marks may be more visible
than others.
➢ Follow the service procedure below to
re-adjust the fuel tank heat protector.
Follow the procedure on the Owners Manual
to place the vehicle in Neutral.
Refer to the owners manual:
• Hyundai Tech Info > OM >
Page 6-13 for Hybrid and
6-14 for Non-Hybrid >
To stay in N (Neutral)
when vehicle is OFF

i

Information

➢ Close the front driver door latch
actuator prior to performing the
procedure to allow the vehicle to stay
in neutral with the driver door slightly
open.
TSB #: 24-DS-002H

Page 3 of 6
SUBJECT:

SUBJECT:

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

3.

STUI
Using STUI, take a photo of the wear
marks caused by interference between
the fuel tank protector and propeller
shaft with the last 6 digits of the VIN
and the date of repair on a piece of
paper.
Upload the photo to STUI.

(B) FUEL TANK HEAT PROTECTOR ADJUSTMENT
1.

Loosen and remove the two fasteners holding
the fuel tank heat protector to the fuel tank (B).
Tightening Torque:

2.

lb-ft

3.3

lb-in

39.0

N.m

4.5

B

Once removed, apply upward force on the
affected areas to adjust the heat protector
away from the propeller shaft as shown in the
picture to the right.

TSB #: 24-DS-002H

Page 4 of 6
SUBJECT:

SUBJECT:

3.

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

Re-attach the heat protector to the fuel tank
and verify the minimum clearance using a
ruler. Rotate the propeller shaft slowly by
hand and verify the noise concern.
Minimum Clearance Specification:
10 MM or 1 CM
➢ If the noise is still present, repeat
Steps 1 - 2 to re-adjust the fuel tank
heat protector.
➢ If the noise has been eliminated,
proceed to Section C to apply paint on
the affected areas of the propeller shaft.

CM

TSB #: 24-DS-002H

MINIMUM
SPEC

Page 5 of 6
SUBJECT:

SUBJECT:

FUEL TANK HEAT PROTECTOR NOISE INSPECTION AND ADJUSTMENT

(C) PAINT APPLICATION

! DANGER
•
•
•

This procedure must be performed in a well-ventilated area.
Must wear safety goggles, face protection, and gloves. Rinse eyes with water or skin
with soap and water. Do not inhale spray. Seek medical attention if needed.
Flammable & pressurized. Do not spray near flames, sparks, or heated areas. Do not
pierce can.

1.

Using a damp shop towel, wipe the scuffed
areas on the propeller shaft of any debris, dirt,
or dust.

2.

Apply tape to the area slightly larger than the
scuffed area on the propeller shaft, as well as
the area behind the the propeller shaft to
prevent overspray.

3.

Apply a light film of spray paint on the affected
area, slowly rotating the propeller shaft until all
affected areas have been covered (C).

i

Information

➢ Paint approximately 10-12 inches
away from the affected area to
prevent paint drip.

C

➢ Allow 10 minutes for the painted area
to dry before performing a final test
drive.

4.

Perform a short road test to confirm the
vehicle has been repaired.

5.

Service Procedure is now completed.

TSB #: 24-DS-002H

Page 6 of 6
SUBJECT: