GROUP

NUMBER

CAMPAIGN
DATE

Technical Service Bulletin
SUBJECT:

NOVEMBER 2023

23-01-086H
MODEL(S)
ELANTRA (MD/UD)
ELANTRA COUPE
(JK)

UNDERBODY CORROSION PREVENTATIVE SERVICE
(SERVICE CAMPAIGN 984)

THIS TSB SUPERSEDES 22-01-089H TO ADD ELANTRA COUPE (JK) TO THE APPLICABLE
MODELS LIST.

 IMPORTANT
Dealers must perform this service campaign whenever an affected vehicle is in the shop for any
maintenance or repair.
Access the "Vehicle Information" screen via WEBDCS to identify open campaigns.
Description: In certain areas, a vehicle’s underbody may exhibit corrosion due to road-salt usage. As
a preventative measure, a cavity wax coating is applied to the internal surfaces of underbody
components and an undercoating spray is applied to exterior surfaces of specified underbody
components. This bulletin describes the procedure to perform this preventative service on certain 2011
– 2016MY Elantra (MD/UD) and certain 2013 – 2014MY Elantra Coupe (JK) vehicles.

Applicable Vehicles (Certain):
• 2011-16MY Elantra (MD/UD) vehicles currently or ever registered in a Salt Belt State produced
from 10/29/2010 – 12/22/2015.
• 2013-14MY Elantra Coupe (JK) vehicles currently or ever registered in a Salt Belt State
produced from 03/16/2012 – 04/24/2014.
Salt Belt Areas include:
Connecticut, Delaware, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan,
Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island,
Vermont, Virginia, West Virginia, Wisconsin, and the District of Columbia.
Please note all dealers must perform this service campaign if vehicle comes in with an open
campaign, even if vehicle is no longer located in the listed states above.

i

Information

Allow the vehicle to cool at least four hours before performing the procedures in this TSB. Parking
the vehicle at the stall overnight is highly recommended to avoid a need for a cool down period
and improve work efficiency.
Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair

SUBJECT:

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

Table of Contents
Warranty Information: ........................................................................................... 2
Parts Information: .................................................................................................. 3
Recommended Tools and Equipment: .................................................................. 4
Service Procedures: .............................................................................................. 5
Wax Gun Preparation: ....................................................................................... 5
Remove Debris: ................................................................................................. 7
Vehicle Preparation: ........................................................................................ 10
Apply Cavity Wax: ........................................................................................... 11
Apply Undercoating: ........................................................................................ 13

 IMPORTANT
There are circumstances under which vehicles that are not currently registered or have never been
registered in a “salt belt” state may be eligible for this service campaign. These circumstances
include:
• Vehicles that were relocated into a “salt belt” area and/or
• Vehicles registered in a “non-salt belt” state and driven in a “salt belt” area
If it is determined that an owner of a vehicle within the affected VIN production date range
relocates or has operated their vehicle in a “salt belt” area, the dealer should perform this
procedure at no cost to the customer. The dealer must submit a Prior Approval request before
starting repairs.
Warranty Information:
Model

Op Code

Elantra (MD)
Elantra Coupe (JK)

20D145R0

Elantra (UD)

20D145R1

Description
UNDER BODY RUST
INSPECTION AND
PREVENTIVE
SERVICE

Op Time

Causal Part

Nature Cause

62400-3X000
0.8 M/H

A12

ZZ6

62400-3Y000

NOTE 1: Submit claim on Claim Entry Screen as “Campaign” type.
NOTE 2: Each labor operation will reimburse 1 can of undercoat spray and cavity wax.
NOTE 3: If a part that is not covered by this campaign is found in need of replacement while
performing the service campaign 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 the repair.
NOTE 4: This TSB includes Repair validation photos. Op times include VIN, Mileage and Repair
validation photos as outlined in the Digital Documentation Policy.

TSB #: 23-01-086H

Page 2 of 15
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SUBJECT:

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

Parts Information:

! 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.
Part Name

Image / Part Number

Remark
Use about half a can per vehicle.

Cavity Wax
00232-19034
Use about 1 can per vehicle.

Undercoat Spray

00232-19035
Set air pressure to 70 psi.
Wax Spray Gun
00232-19036

If wax output is slow, prime the
gun by covering the nozzle with a
rag, and spraying the gun until the
flow of wax increases.
This is a newly developed nozzle
that has an improved wax
application spray pattern.

“Inside” Nozzle
The pink tubing is to signal the
user to stop spraying when pulling
the nozzle out.
This nozzle must be used for this
service procedure.
09624-2H101-QQH
TSB #: 23-01-086H

Page 3 of 15
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SUBJECT:

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

This nozzle is supplied with the
wax gun.

“Outside” Nozzle

Recommended Tools and Equipment:
Tool Name
Image

Remark

Air Nozzle

-

Safety Goggles

-

Face Mask

-

Gloves

-

Rubber/Plastic Mallet

-

Wire Brush

Bags large enough to cover the
tires and wheels.

Plastic bags

-

Tape
*Above are standard shop supply.

TSB #: 23-01-086H

Page 4 of 15
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SUBJECT:

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

Service Procedures:

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

Wax Gun Preparation:

! 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.

Unscrew the nut to remove the compression
fitting from the nozzle assembly that originally
comes with the wax gun.

2.

Attach the compression fitting to the tubing on
the new nozzle assembly.

TSB #: 23-01-086H

Page 5 of 15
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SUBJECT:

3.

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

Fill wax gun reservoir with cavity wax.
Prime the wax gun by spraying the wax into a
trash bag (or similar) until a light mist is visibly
coming out of the nozzle.

i

Information

Set air supply pressure to 70 psi.
Prime the wax spray gun to increase the flow
when the mist is no longer visible.

To optimize the priming process, cover the
nozzle with a rag and spray until the flow has
increased.

TSB #: 23-01-086H

Page 6 of 15
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SUBJECT:

UNDERBODY CORROSION PREVENTATIVE SERVICE (SERVICE CAMPAIGN 984)

Remove Debris: