
334
uuAudio Error Messages uApple CarPlay/Android Auto
Features
Apple CarPlay/Android Auto
If an error occurs while us ing the Apple CarPlay or Android Auto, you may see the
following error messages. If you cannot clear the error message, contact a dealer.
Error MessageSolution
Error
Appears when Apple CarPlay or Android Auto fails to recognize your device.
Check if your device is compatible with Apple CarPlay or Android Auto, or the latest
version of the app is installed on your device.
Maximum Number of Apple CarPlay
Devices ExceededAppears when the number of stored Apple CarPlay devices or Android Auto devices
exceeds the limitation. Select Replace and Continue and delete a registered device to
connect a new device for the Apple CarPlay connection or Android Auto connection.
Maximum Number of Android Auto
Devices Exceeded
Phone Call ActiveAppears when the Android Auto device becomes connected to USB during an active
Bluetooth ® hands-free phone call.
(connected device name) DisconnectedAppears when the paired device is disc onnected from the HFL function. Reconnect
device and try again.
Maximum Number of Bluetooth Devices
ExceededAppears when the number of stored Bluetooth® devices exceeds the limitation.
Select Replace and Continue and delete a registered device to connect a new device
for the Bluetooth ® connection.
Bluetooth Connection ErrorAppears when Bluetooth® connection is failed.
Check the Bluetooth® connection of this audio system and your connected device.
23 ACURA RDX-31TJB6400.book 334 ページ 2022年8月4日 木曜日 午後1時51分

335
uuAudio Error Messages uApple CarPlay/Android Auto
Features
Error MessageSolution
Android Auto – SSL Authentication Failure
Set the vehicle date and time to match the
device.
Set the vehicle date to match the device.
Wireless connection problem in Android Auto –
Android Auto Connection UnstableTemporarily connect the device to the USB data port or try and bring the device to front
of the vehicle.
Wireless connection problem in Android Auto –
Temporarily connect the device to the USB
data port.Failing to connect or disconnects randomly. Temporarily connect the device to the USB
data port.
Android Auto – Bluetooth Connection ErrorReconnect Android Auto device and try again.
Unable to start An droid Auto from the
connected device.
There could be many possible reasons for this error but updating Android Auto app on
the phone and google play services could solve the problem. Other solution include
deleting saved phone information from the vehicle and deleting vehicle information
from the phone’s Bluetooth® list and setting up a new connection.
23 ACURA RDX-31TJB6400.book 335 ページ 2022年8月4日 木曜日 午後1時51分

337
uuGeneral Information on the Audio System uCompatible iPod, iPad, iPhone, and USB Flash Drives
Continued
Features
Compatible iPod, iPad, iP hone, and USB Flash Drives
■iPod, iPad, and iPhone Model Compatibility
Model
Made for iPod touch (7th generation)/iPod touch (6th generation)
Made for iPhone SE (2nd generation)/iPho ne 11 Pro Max/iPhone 11 Pro/iPhone 11/
iPhone XS Max/iPhone XS/iPhone XR/iP hone X/iPhone 8 Plus/iPhone 8/iPhone 7
Plus/iPhone 7/iPhone SE (1st generation)/i Phone 6s Plus/iPhone 6s/iPhone 6 Plus/
iPhone 6/iPhone 5s
Made for iPad (7th generation)/iPad (6 th generation)/iPad (5th generation)
Made for iPad Pro (10.5-inch)/iPad Pro 12.9-inch (2nd generation)/iPad Pro (12.9-
inch)/iPad Pro (9.7-inch)
Made for iPad Air (3rd gene ration)/iPad Air 2/iPad Air
Made for iPad mini (5th generation)/iPad mini 4/iPad mini 3/iPad mini 2
1iPod, iPad, and iPhone Model Compatibility
This system may not work with all software versions
of these devices.
The Lightning connector wo rks with iPhone SE (2nd
generation), iPhone 11 Pro Max, iPhone 11 Pro,
iPhone 11, iPhone XS Max, iPhone XS, iPhone XR,
iPhone X, iPhone 8 Plus, iP hone 8, iPhone 7 Plus,
iPhone 7, iPhone SE (1st ge neration), iPhone 6s Plus,
iPhone 6s, iPhone 6 Plus, iP hone 6, iPhone 5s, iPad
Pro (10.5-inch), iPad Pro 12.9-inch (2nd generation),
iPad Pro (12.9-inch), iPad Pro (9.7-inch), iPad Air (3rd
generation), iPad Air 2, iPad Air, iPad (7th
generation), iPad (6th generation), iPad (5th
generation), iPad mini (5th generation), iPad mini 4,
iPad mini 3, iPad mini 2, iPod touch (7th generation),
iPod touch (6th generation).
USB works with iPhone SE (2nd generation), iPhone
11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone XS
Max, iPhone XS, iPhone XR, iPhone X, iPhone 8 Plus,
iPhone 8, iPhone 7 Plus, iPhone 7, iPhone SE (1st
generation), iPhone 6s Plus , iPhone 6s, iPhone 6 Plus,
iPhone 6, iPhone 5s, iPad Pro (10.5-inch), iPad Pro
12.9-inch (2nd generation), iP ad Pro (12.9-inch), iPad
Pro (9.7-inch), iPad Air (3rd generation), iPad Air 2,
iPad Air, iPad (7th genera tion), iPad (6th generation),
iPad (5th generation), iPad mini (5th generation), iPad
mini 4, iPad mini 3, iPad mini 2, iPod touch (7th
generation), iPod touch (6th generation).
23 ACURA RDX-31TJB6400.book 337 ページ 2022年8月4日 木曜日 午後1時51分

uuGeneral Information on the Audio System uCompatible iPod, iPad, iPhone, and USB Flash Drives
338
Features
• A USB flash drive of 256 MB or higher is recommended.
• Some digital audio players may not be compatible.
• Some USB flash drives (e.g., a device with security lockout) may not work.
• Some software files may not allow for audio play or text data display.
• Some versions of playable file formats may be unsupported.
■Playable audio file
■USB Flash Drives
Format/CodecFile Type(s)
AAC LC3GPP (.3gp), MPEG-4 (.mp4, .m4a),
ADTS raw AAC (.aac, decode in Android
3.1+, encode in Android 4.0+, ADIF not
supported), MPEG-TS (.ts, not seekable,
Android 3.0+)
HE-AACv1 (AAC+)
HE-AACv2 (enhanced AAC+)
AAC ELD (enhanced low delay AAC)
AMR-NB
3GPP (.3gp)
AMR-WB
FLACFLAC (.flac) only
MIDI
Type 0 and 1 (.mid, .xmf, .mxmf), RTTTL/
RTX (.rtttl, .rtx), OTA (.ota), iMelody
(.imy)
MP3MP3 (.mp3)
OpusMatroska (.mkv)
PCM/WAVEWAVE (.wav)
VorbisOgg (.ogg), Matroska (.mkv, Android
4.0+)
1 USB Flash Drives
Files on the USB flash drive are played in their stored
order. This order may be different from the order
displayed on your PC or device.
23 ACURA RDX-31TJB6400.book 338 ページ 2022年8月4日 木曜日 午後1時51分

Index
702
Index
Index
A
ABS (Anti-lock Brake System)................... 553
Accessories and Modifications ................. 636
Accessory Power Socket ........................... 239
Acura Integrated Dynamics System ......... 459
Dynamic Mode Switch ............................. 460
AcuraLink® ............................................... 419
AcuraWatch
TM........................................... 483
Adaptive Cruise Control (ACC) with Low Speed Follow ........................... 102, 502
Additives
Coolant ................................................... 600
Engine Oil ................................................ 595
Washer .................................................... 604
Additives, Engine Oil ................................ 595
Adjusting Armrest ................................................... 229
Front Seats .............................................. 216
Head Restraints........................................ 225
Mirrors .................................................... 213
Rear Seats................................................ 222
Steering Wheel ........................................ 212
Agile Handling Assist ................................ 473
Air Conditioning System (Climate Control System) .................................................... 247
Changing the Mode ................................ 247
Defrosting the Windshield and Windows ............................................... 249
Dust and Pollen Filter ............................... 628
Rear Temperature Control Dial................. 251
Recirculation/Fresh Air Mode ................... 247 Sensors ................................................... 252
Synchronized Mode................................. 250
Using Automatic Climate Control ............ 247
Air Pressure ....................................... 615, 691
Airbags ........................................................ 46
Advanced Airbags ..................................... 52
After a Collision ........................................ 49
Airbag Care............................................... 63
Front Airbags (SRS) .................................... 49
Indicator.............................................. 60, 95
Knee Airbags............................................. 54
Passenger Airbag Off Indicator .................. 61
Sensors ..................................................... 46
Side Airbags .............................................. 57
Side Curtain Airbags.................................. 59
AM/FM Radio ............................................ 293
Amazon Alexa .......................................... 289
Android Auto
TM........................................ 327
Anti-lock Brake System (ABS) .................. 553
Indicator.................................................... 94
Apple CarPlay ........................................... 322
Armrest ..................................................... 229
AT&T Hotspot ........................................... 321
Audio Remote Controls ........................... 258
Audio System ............................................ 254
Adjusting the Sound................................ 287
Audio/Information Screen........................ 264
Display Setup .......................................... 288
Error Messages ........................................ 332
General Information ................................ 336
Home Screen........................................... 269 How to Update Wirelessly ....................... 281
How to Update with a USB Device .......... 285
iPod ........................................................ 310
Limitations for Manual Operation ............ 288
MP3/WMA/AAC ..................................... 313
Reactivating ............................................ 257
Remote Controls ..................................... 258
Security Code ......................................... 257
Status Area ............................................. 274
System Updates ...................................... 281
Theft Protection ...................................... 257
True Touchpad Interface ......................... 261
USB Flash Drives.............................. 313, 338
USB Ports ................................................ 255
Audio/Information Screen ....................... 264
Authorized Manuals ................................ 700
Auto Door Locking/Unlocking ................ 172
Auto High-Beam ...................................... 201
Indicator ................................................... 98
Auto Idle Stop .......................................... 464
OFF Button ............................................. 466
Automatic Brake Hold ............................. 550
Indicator ........................................... 85, 550
Automatic Folding Door Mirror .............. 215
Automatic Intermittent Wipers .............. 205
Automatic Lighting .................................. 198
Automatic Transmission .......................... 450
Creeping................................................. 450
Fluid ....................................................... 602
Kickdown ............................................... 450
Operating the Shift Button ...................... 453
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710
Index
Troubleshooting....................................... 639
Blown Fuse .............................. 678, 681, 682
Brake Pedal Vibrates .................................. 28
Buzzer Sounds When Opening Door .......... 28
Emergency Towing .................................. 685
Engine Won’t Start .................................. 664
Fuel Fill Door............................................ 686
Noise When Braking .................................. 30
Overheating............................................. 669
Puncture/Flat Tire ............................. 641, 649
Rear Door Won’t Open ...................... 28, 171
Tailgate ................................................... 687
Warning Indicators .................................... 80
True Touchpad Interface .......................... 261
Turbo Engine Vehicle ............................... 579
Turn Signals ............................................... 196
Indicators (Instrum ent Panel) ...................... 98
Turn-by-Turn Directions ........................... 151
Two-way Keyless Remote ......................... 168
U
Under-floor Storage Area ........................ 238
Unlocking the Doors ................................. 160
Unlocking the Fron t Doors from the
Inside ................................................. 15, 169
USB Flash Drives ................................ 313, 338
USB Ports ................................................... 255
V
Vanity Mirrors ............................................... 9
Vehicle Identification Number ................ 692
Vehicle Speed ........................................... 151
Vehicle Stability Assist
TM (VSA ®) .............. 471
Off Button............................................... 472
Off Indicator.............................................. 96
System Indicator ................................ 96, 471
Viscosity (Oil) .................................... 595, 691
Voice Control Operation .......................... 290
Voice Portal Screen.................................. 291
Voice Recognition ................................... 290
VSA ® (Vehicle Stability Assist
TM) .............. 471
W
Warning and Information Messages ....... 107
Warning Indicator On/Blinking ............... 671
Warning Labels ........................................... 78
Warnings ................................................... 142
Warranties (Warranty Manual provided
separately) .............................................. 697
Watts ......................................................... 690
Wear Indicators (Tire) .............................. 619
Wheel Nut Wrench (Jack Handle) ........... 645
Wi-Fi Connection ...................................... 319
Window Washers ..................................... 204
Adding/Refilling Fluid .............................. 604
Switch ..................................................... 204
Windows (Opening and Closing) ............ 186Windshield
............................................... 204
Cleaning ................................................. 634
Defrosting/Defogging ............................. 249
Washer Fluid ........................................... 604
Wiper Blades........................................... 609
Wipers and Washers ............................... 204
Winter Tires .............................................. 622
Snow Tires .............................................. 622
Tire Chains.............................................. 622
Wipers and Washers ................................ 204
Automatic Intermittent Wipers ................ 205
Checking and Replacing Wiper Blades..... 609
Front....................................................... 204
Rear ........................................................ 206
Wireless Charger ...................................... 240
WMA ......................................................... 313
Worn Tires ................................................ 614
23 ACURA RDX-31TJB6400.book 710 ページ 2022年8月4日 木曜日 午後1時51分