NHTSA ID Number: 10180987
Manufacturer Communication Number: 20-BE-009H-1
TSB/Document Date: 2020-10-08
Summary
This bulletin provides the warranty extension, service procedure to replace the left side of the multifunction switch assembly, and perform a software update. Certain vehicles may exhibit intermittent headlight flickering while driving with the light switch on AUTO light mode.
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TSB/Document ID: 20-BE-009H-1
Replacement Service Bulletin Number:
MFR Communication Date: 2020-09-11
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT ADAPTIVE/MOBILITY
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
GROUP
BODY ELECTRICAL
DATE
Technical Service Bulletin
SUBJECT:
SEPTEMBER, 2020
NUMBER
20-BE-009H-1
MODEL(S)
GENESIS
(DH)
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH),
REPLACEMENT, AND SOFTWARE UPDATE
This TSB supersedes TSB# 20-BE-009H to revise replacement of the left side multifunction switch
only and to include a software update.
Description: This bulletin provides the warranty extension, service procedure to replace the left side of
the multifunction switch assembly, and perform a software update. Certain vehicles may exhibit
intermittent headlight flickering while driving with the light switch on AUTO light mode.
Hyundai is extending the multifunction switch assembly warranty to 15 years with unlimited miles from
the date of original retail delivery, or date of first use (whichever occurs first).
Refer to the warranty and service parts information outlined in this bulletin whenever the multifunction
switch assembly replacement is required.
Applicable Vehicles: Certain 2015-2016 MY Genesis (DH)
Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
Parts Information:
PART NAME
PART NUMBER
PART IMAGE
93410-B1400FFF
MULTIFUNCTION
SWITCH ASSEMBLY
(LH Side)
93410-B1420FFF
93410-B1450FFF
93410-B1470FFF
Warranty Information:
MODEL
OP. CODE
Genesis (DH)
OPERATION
MULTIFUNCTION
SWITCH
00D045R1 REPLACEMENT AND
SOFTWARE
UPDATE
OP. TIME
CAUSAL PART
0.9 M/H
93410-B1400FFF
NATURE CAUSE
I11
ZZ4
NOTE 1: Submit Claim on Campaign Claim Entry Screen
NOTE 2: If a part is found in need of replacement while performing the repair for this TSB, and the
affected part is still under warranty, please 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.
Service Procedure:
MULTIFUNCTION SWITCH REPLACEMENT PROCEDURE
!
CAUTION
ENSURE THE LEFT HAND SIDE OF THE MULTIFUNCTION SWITCH ASSEMBLY IS
REPLACED AND THE SOFTWARE IS UPDATED.
IF ONLY ONE OF THE PROCEDURES IS PERFORMED, THE LIGHT SWITCH WILL NOT
OPERATE PROPERLY.
1.
Record the customer’s radio preset stations for
AM/FM/SXM.
TSB #: 20-BE-009H-1
Page 2 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH) , REPLACEMENT,
AND SOFTWARE UPDATE
2.
Turn the steering wheel to the upright position as
shown in the reference picture.
3.
Remove the negative (-) battery terminal and wait
3 minutes.
Tightening Torque :
3.9 ~ 5.8 Nm (0.4 ~ 0.6 kgf.m, 2.8 ~ 4.3 lb-ft)
!
CAUTION
AFTER DISCONNECTING THE NEGATIVE
BATTERY TERMINAL, WAIT 3 MINUTES
TO ALLOW THE SYSTEM TO FULLY
DISCHARGE.
4.
Locate the driver airbag (DAB) guide hole (A, B,
C).
A. The guide hole is under the steering wheel.
B. The guide hole is located on the left and
behind the steering wheel. In this position
the guide hole is hidden until the steering
wheel is turned 90 degrees clockwise.
C. The guide hole is located on the right and
behind the steering wheel. In this position
the guide hole is hidden until the steering
wheel is turned 90 degrees
counterclockwise.
TSB #: 20-BE-009H-1
C
B
A
Page 3 of 12
SUBJECT:
5.
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
Place a small flathead screwdriver into the guide
hole (A) located at the bottom of steering wheel
and gently press the spring inside the driver airbag
(DAB) module.
A
When the spring is engaged, the bottom of the
DAB will slightly pop up.
6.
Turn the steering wheel clockwise until the driver
airbag guide hole is lined up top as shown in the
picture to the right.
Place a small flathead screwdriver into the guide
hole (B), and gently bend it back to release the
DAB spring.
B
When the spring is engaged, the left side of the
DAB will slightly pop up.
TSB #: 20-BE-009H-1
Page 4 of 12
SUBJECT:
7.
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH) , REPLACEMENT,
AND SOFTWARE UPDATE
Turn the steering wheel counterclockwise until the
driver airbag guide hole is lined up top.
Place a small flathead screwdriver into the guide
hole (C), and gently bend it back to release the
DAB spring.
C
When the spring is engaged, the right side of the
DAB will slightly pop up.
8.
Turn the steering wheel to return it to upside
position. Slightly lift the DAB outward (D).
D
9.
Disconnect the DAB module connector (E).
E
TSB #: 20-BE-009H-1
Page 5 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
10. Disconnect the steering wheel connector (F).
F
11. Loosen the steering wheel fixing bolt (G).
Tightening Torque :
44.1 ~ 49.0 Nm (4.5 ~ 5.0 kgf.m, 32.5 ~36.1 lb-ft)
G
12. Remove the steering wheel assembly (H).
H
TSB #: 20-BE-009H-1
Page 6 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH) , REPLACEMENT,
AND SOFTWARE UPDATE
13. Remove the column shaft upper cover (J) using a
flathead screwdriver (I).
I
J
Insert the flathead screwdriver and pry upward.
J
14. Use a Phillips screwdriver, and remove the column
shaft lower cover fixing screws (K).
K
TSB #: 20-BE-009H-1
Page 7 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
15. Remove the column shaft lower cover (L).
L
M
16. Carefully release the 3 locking tabs (M), and
remove the clock spring (N) by pulling it outward.
Pull the clock spring outward.
N
TSB #: 20-BE-009H-1
Page 8 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH) , REPLACEMENT,
AND SOFTWARE UPDATE
17. Disconnect the multifunction switch connector (O).
O
18. Remove the multifunction switch fixing screws (P).
P
19. Remove the multifunction switch assembly (R).
R
TSB #: 20-BE-009H-1
Page 9 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
20. Separate the light and windshield wiper switch by
pushing the locking tab (S) as shown in the picture
on the right.
S
21. Replace the light switch with the new part (U) and
attach it to the old windshield wiper switch (T).
U
T
22. Reinstall the removed parts in reverse order of
removal.
TSB #: 20-BE-009H-1
Page 10 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH) , REPLACEMENT,
AND SOFTWARE UPDATE
MULTIFUNCTION SWITCH(MFSW) SOFTWARE UPDATE PROCEDURE
GDS INFORMATION:
EVENT INFORMATION
MODEL
EVENT DESCRIPTION
Genesis (DH)
“605.DH - MFSW CONTROL LOGIC IMPROVEMENT”
ROM ID INFORMATION TABLE:
BCW P/N
MODEL
ROM ID
OLD
93400-B1400
93400-B1400_100
93400-B1420
93400-B1420_100
93400-B1450
93400-B1450_100
93400-B1470
93400-B1470_100
TSB #: 20-BE-009H-1
MANUAL MODE
NEW
PASSCODE
93400-B14*1_101
0200
93400-B14*1_101
0705
Page 11 of 12
SUBJECT:
MULTIFUNCTION SWITCH WARRANTY EXTENSION (TXXH), REPLACEMENT,
AND SOFTWARE UPDATE
Service Procedure:
1.
Select ECU Upgrade.
2.
Select MFSW as the system to update.
3.
Check the current version of the MFSW ROM ID
and compare it to the ROM ID Information Table
listed above before attempting to update the
MFSW system.
4.
Perform GDS software update. Refer to TSB
15-GI-001 for the tablet-based Mobile GDS ECU
update procedures.
5.
After the software has updated, check for
Diagnostic Trouble Codes in the ALL menus and
erase any DTC.
6.
Confirmed all functions are operating normally.
Reprogram the customer’s radio presets for
AM/FM/SXM.
TSB #: 20-BE-009H-1
Page 12 of 12
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