B20-038

Service Bulletin
20-038
October 1, 2020
Version 1
Steering Wheel Rattles
AFFECTED VEHICLES
Year
Model
Trim Level
VIN Range
2016-18
RDX
ALL
ALL
2016-20
ILX
ALL
ALL
SYMPTOM
While driving, the steering wheel rattles when you turn it.
POSSIBLE CAUSE
There is interference between the steering wheel and the airbag.
CORRECTIVE ACTION
Add wool felt to the steering wheel.
PARTS INFORMATION
Part Name
Part Number
Quantity
Wool Felt (One roll can repair multiple vehicles)
06993-SA5-000
1
Bolt, Hex (6 x 23 mm)
90134-S6A-A80
2
WARRANTY CLAIM INFORMATION
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
5100A5
Add wool felt to the
steering wheel.
0.5 hr.
07403
04201
B20038A
78501-TX6-A81ZA
Skill Level: Repair Technician
CLIENT INFORMATION: The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment, and
training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not assume this
bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact an authorized
Acura automobile dealer.
© 2020 American Honda Motor Co., Inc. – All Rights Reserved
Page 1 of 5
REPAIR PROCEDURE
1. Set the front wheels straight ahead.
2. Make sure the ignition is turned to OFF.
3. Disconnect and isolate the negative battery cable from the battery. Wait at least 3 minutes before working.
4. Apply protection tape in the area as shown.
NOTE
Use caution to prevent scratching the steering wheel.
5. Remove the access panel. Then, disconnect the driver’s airbag inflator connector on the cable reel harness and the
horn switch connector.
Page 2 of 5
6. Remove the TORX bolts using a TORX T30 bit, then remove the driver’s airbag.
NOTE
Make sure the terminal tab of the horn switch connector stays attached to the driver’s airbag side as the airbag is being
removed.
7. Set the airbag on a towel facing up to avoid any damage.
Page 3 of 5
8. Cut the wool felt into two 50 x 10 mm pieces. Use isopropyl alcohol to wipe down the area where the wool felt will be
applied. Apply one piece to each side of the steering wheel as shown. Do not apply the felt too high; it may be visible
after the airbag is installed.
Page 4 of 5
9. Install the driver’s airbag with new TORX bolts torqued to 9.4 N.m (6.9 lb-ft).
NOTE
Make sure the clearance between the steering wheel and horn pad is the specified value (2.0 +/- 0.5 mm) and that the
felt tape is not visible.
10. Connect the driver’s airbag inflator connector to the cable reel harness, and install the horn switch connector.
Then, install the access panel.
11. Connect the battery terminals.
12. Clear any DTCs with the i-HDS.
13. Turn the ignition to ON. Make sure the SRS indicator comes on for about 6 seconds, and then goes off.
14. Make sure the horn works properly.
END
Page 5 of 5