
671
Handling the Unexpected
Indicator, Coming On/Blinking
If the Engine Oil Pressure Low Warning Appears
■Reasons for the warning to appear
Appears when the engine oil pressure is low.
■What to do as soon as the warning
appears
1. Immediately park the vehicle on level
ground in a safe place.
2. If necessary, turn the hazard warning lights
on.
■What to do after parking the vehicle
1. Stop the engine and let it sit for
approximately three minutes.
2. Open the hood and ch eck the oil level.
u Add oil as necessary.
2 Oil Check P. 596
3.Start the engine and check the Engine Oil
Pressure Low warning.
u The warning disappears: Start driving
again.
u The warning does not disappear within
10 seconds: Immediately stop the engine
and contact a dealer for repairs.
1If the Engine Oil Pressure Low Warning Appears
NOTICE
Running the engine with low oil pressure can cause
serious mechanical damage almost immediately.
23 ACURA RDX-31TJB6400.book 671 ページ 2022年8月4日 木曜日 午後1時51分

678
Handling the Unexpected
Fuses
Fuse Locations
If any electrical devices are not working, set
the power mode to VEHICLE OFF and check
to see if any applic able fuse is blown.
Fuse locations are shown on the fuse box
cover. Locate the fuse in question by the
fuse number and box cover number.
Located near the battery. Push the tabs to
open the box.
■Engine Compartment Fuse
Box Type A
Tab
■Circuit protected and fuse rating
Circuit ProtectedAmps
1−−
2− −
3IG1 VBSOL210 A
4 IG1 RR WIPER 10 A
5IG1 VSA10 A
6 HTR MTR 40 A
7DBW15 A
8TCU 15 A
9FI MAIN15 A
10 STARTER CUT 30 A
11INJ20 A
12 HAZARD 15 A
13TCU 210 A
14 TCU 3 10 A
15FET MODULE20 A
16 SUB FAN 30 A
17HORN15 A
18 BACK UP 10 A
19STOP7.5 A
20 FET MODULE 20 A
21VBU10 A
22 FRT DEICER*15 A
23IG COIL15 A
24 WASHER 15 A
25MAIN FAN30 A
26 STRLD 7.5 A
27IGPS10 A
28 − −
29R H/L LO10 A
30 L H/L LO 10 A
31VBACT10 A
32 IGPS (LAF) 10 A
33−−
Circuit ProtectedAmps
* Not available on all models
23 ACURA RDX-31TJB6400.book 678 ページ 2022年8月4日 木曜日 午後1時51分

690
Information
Specifications
■Vehicle Specifications
■ Air Conditioning
ModelRDX
No. of Passengers:
Front 2
Rear 3
Total 5
Weights:Gross Vehicle
Weight RatingSee the certification label on the driver’s
doorjamb
Gross Axle Weight
Rating (Front)See the certification label on the driver’s
doorjamb
Gross Axle Weight
Rating (Rear)See the certification label on the driver’s
doorjamb
Gross Combined
Weight Rating U.S.: 5,975 lbs (2,710 kg)
Canada: 2,710 kg
Refrigerant TypeHFO-1234yf (R-1234yf)
Charge Quantity 17.8 – 19.6 oz (505 – 555 g)
Lubricant TypeND-OIL14 (POE)
Quantity 4.27 – 5.19 cu-in (70 – 85 cm3)
■ Engine Specifications
■ Fuel
■ Washer Fluid
Displacement121.76 cu-in (1,996 cm3)
Spark Plugs NGK DILKAR8P8SY
TypeUnleaded premium gasoline, pump octane
number 91 or higher
Fuel Tank Capacity 17.1 US gal (64.7 L)
Tank CapacityU.S.: 2.6 US qt (2.5 L)
Canada: 5.8 US qt (5.5 L)
■ Light Bulbs
Headlights (Low Beam)LED
Headlights (High Beam) LED
Fog Lights*LED
Parking/ChicaneTM Daytime Running Lights LEDFront Turn Signal LightsLED
Side Turn Signal Lights
(on Door Mirrors) LED
Front Side Marker LightsLED
Brake Lights LED
Rear Side Marker LightsLED
Brake/ChicaneTM Taillights LEDChicaneTM TaillightsLED
Back-Up Lights LED
Rear Turn Signal Lights21 W (Amber/Silver)
High-Mount Brake Light LED
Rear License Plate LightLED
Puddle Lights*LEDInterior LightsFront and Rear Map LightsLEDFront and Rear Ambient LightsLEDVanity Mirror Lights1.4 WDoor Pocket Lights*LEDCenter Pocket LightLEDDoor Courtesy Lights3.4 WGlove Box Light1.4 WCargo Area LightLEDDoor Inner Handle LightsLEDFoot LightsLED
* Not available on all models
23 ACURA RDX-31TJB6400.book 690 ページ 2022年8月4日 木曜日 午後1時51分

691
uuSpecifications u
Information
■
Brake Fluid
■ Automatic Tran smission Fluid
*1: 2WD models
*2: AWD models
■
Rear Differential Fluid*
■Transfer Assembly Fluid*
SpecifiedAcura Heavy Duty Brake Fluid DOT 3
SpecifiedAcura ATF-type 2.0
Capacity Change 4.5 US qt (4.3 L)*1
5.1 US qt (4.8 L)*2
SpecifiedAcura DPSF-II
Capacity Change 1.76 US qt (1.67 L)
SpecifiedAcura HGO-1
Capacity Change 0.61 US qt (0.58 L)
■ Engine Oil
■ Engine Coolant
Recommended·Acura Genuine Motor Oil 0W-20
·API service SN or higher grade 0W-20
Capacity Change 4.6 US qt (4.4 L)
Change
including
filter
5.0 US qt (4.8 L)
SpecifiedAcura Long Life Antifreeze/Coolant Type 2
Ratio 50/50 with distilled water
Capacity1.43 US gal (5.40 L)
(change including the remaining 0.23 US gal
(0.86 L) in the reserve tank)
■ Tire
*1: Models with 19 inch wheel
*2: Models with 20 inch wheel
RegularSize235/55R19 101H*1
255/45R20 101V*2
Pressure
psi (kPa [kgf/cm2])33 (230 [2.3])*1
36 (250 [2.5])*2
Compact
Spare*
Size T155/90D17 101M
Pressure
psi (kPa [kgf/cm
2]) 60 (420 [4.2])
Wheel SizeRegular19 x 8J*1
20 x 8J*2
Compact Spare*17 x 4T
* Not available on all models
23 ACURA RDX-31TJB6400.book 691 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
23 ACURA RDX-31TJB6400.book 702 ページ 2022年8月4日 木曜日 午後1時51分

704
Index
Coolant (Engine)....................................... 600
Adding to the Radiator ............................ 601
Adding to the Reserve Tank ..................... 600
Overheating............................................. 669
Creeping (Automatic Transmission) ........ 450
Cross Traffic Monitor ................................ 561
Cup Holders ............................................... 235
Customized Features ................................ 359
D
Dead Battery............................................. 667
Defaulting All the Settings ...................... 385
Defrosting the Windshield and Windows .................................................. 249
Devices that Emit Radio Waves ................ 693
Dimming Headlights ............................................... 197
Rearview Mirror ....................................... 213
Dipstick (Engine Oil) ................................. 596
Directional Signals (Turn Signal) .............. 196
Door Mirrors ............................................. 214
Doors ......................................................... 156
Auto Door Locking .................................. 172
Auto Door Unlocking ............................... 172
Keys ........................................................ 156
Locking/Unlocking the Doors from the
Inside ..................................................... 169
Locking/Unlocking the Doors from the Outside .................................................. 160
Lockout Prevention System ...................... 167 DOT Tire Quality Grading
........................ 617
Driving ...................................................... 429
Automatic Transmission .......................... 450
Braking ................................................... 545
Off-Highway Driving Guidelines............... 441
Shifting Gear ........................................... 451
Starting the Engine.................................. 443
Driving Position Memory System ............ 210
Dust and Pollen Filter ............................... 628
Dynamic Mode Switch ............................. 460E
Electric Parking Brake
Switch ..................................................... 545
Electric Power Steering (EPS) System
Indicator............................................ 95, 674
Electronic Stability Control (ESC) ............. 471
Emergency ................................................ 685
Emissions Testing (Readiness Codes) ....... 695
Engine ....................................................... 692
Coolant ................................................... 600
If the Battery Is Dead ............................... 667
Oil ........................................................... 595
Remote Engine Start................................ 445
Starting ................................................... 443
Engine Compartment Cover .................... 594
Engine Coolant ......................................... 600
Adding to the Radiator ............................ 601
Adding to the Reserve Tank..................... 600
Overheating ............................................ 669 Temperature Gauge ................................ 136
Engine Oil ................................................. 595
Adding ................................................... 597
Checking ................................................ 596
Displaying Oil Life ................................... 586
Engine Oil Pressure Low Warning ............ 671
Recommended Engine Oil ....................... 595
ENGINE START/STOP Button .................... 193
EPS (Electric Power Steering) System ...... 674
Exhaust Gas Hazard (Carbon Monoxide) .. 77
Exterior Care (Cleaning) .......................... 632
Exterior Mirrors ........................................ 214F
Features.................................................... 253
Filters Dust and Pollen....................................... 628
Oil .......................................................... 598
Flat Tire ............................................. 641, 649
Floor Mats ................................................ 630
Fluids Automatic Transmission .......................... 602
Brake ...................................................... 603
Engine Coolant ....................................... 600
Windshield Washer ................................. 604
FM/AM Radio ........................................... 293
Fog Lights Indicator ................................................... 98
Folding Down the Rear Seats .................. 222
Foot Brake ................................................ 549
23 ACURA RDX-31TJB6400.book 704 ページ 2022年8月4日 木曜日 午後1時51分

706
Index
Indicators..................................................... 80
Adaptive Cruise Control (ACC) with Low
Speed Follow (Amber) ............................ 102
Adaptive Cruise Control (ACC) with Low Speed Follow (White/Green) ... 102, 503
Anti-lock Brake System (ABS) ..................... 94
Auto High-Beam ........................................ 98
Auto Idle Stop (Green) ............................... 90
Auto Idle Stop OFF..................................... 90
Auto Idle Stop Suspend ................. 90, 91, 92
Auto Idle Stop System (Amber) .................. 90
Automatic Brake Hold........................ 85, 550
Automatic Brake Hold System ............ 85, 550
Charging System ............................... 87, 672
Cruise Mode (White/Green) ..................... 101
Electric Power Steering (EPS) System .. 95, 674
Engine Oil Pressure Low Warning............. 671
Fog Light ................................................... 98
Gear Position ............................................. 87
High Beam................................................. 98
Immobilizer System .................................... 99
Lane Keeping Assist System (LKAS) (Amber) ................................................. 102
Lane Keeping Assist System (LKAS) (White/Green) ........................................ 102
Lights On ................................................... 98
Low Fuel (Amber) ...................................... 94
Low Tire Pressure/TPMS ..................... 97, 676
M (sequential mode ) Indicator/Gear
Selection Indicator ................................... 87
Maintenance Minder ............................... 101 Malfunction Indicator Lamp............... 86, 672
Parking Brake a
nd Brake System
(Amber) ........................................... 83, 675
Parking Brake and Brake System (Red)...................... 81, 82, 673, 675
Safety Support (Amber) ........... 103, 104, 105
Safety Support (Green/Gray) .................... 106
Seat Belt Reminder .............................. 39, 93
Security System Alarm ............................... 99
Super Handling-All Wheel Drive
TM
(SH-AWD® ) ............................................ 101
Supplemental Restraint System ............ 60, 95
System Message ...................................... 100
Transmission System.......................... 88, 677
Turn Signal and Hazard Warning ............... 98
Vehicle Stability Assist
TM (VSA ®) OFF .......... 96
Vehicle Stability AssistTM (VSA ®)
System ............................................ 96, 471
VSA ® OFF ................................................ 472
Information .............................................. 689
Instant Fuel Economy ............................... 141
Instrument Panel ........................................ 79
Brightness Control................................... 208
Interior Lights ........................................... 230
Interior Rearview Mirror .......................... 213
iPad ........................................................... 337
iPhone ....................................................... 337
iPod ................................................... 310, 337
J
Jack (Wheel Nut Wrench) ........................ 645
Jump Starting ........................................... 667
K
Key Number Tag ...................................... 158
Keyless Access System .............................. 160
Keyless Lockout Prevention ..................... 167
Keys ........................................................... 156
Lockout Prevention ................................. 167
Number Tag............................................ 158
Rear Door Won’t Open ........................... 171
Remote Transmitter ................................ 165
Two-way Keyless Remote ........................ 168
Types and Functions................................ 156
Kickdown (Automatic Transmission) ...... 450
Knee Airbags .............................................. 54
L
Lane Keeping Assist System (LKAS) ........ 522
LATCH (Child Seats) ............................. 69, 73
Legal Information .................................... 351
License Information ................................. 354
Lights ................................................ 197, 605
Automatic............................................... 198
Bulb Replacement ................................... 605
Chicane
TM Daytime Running Lights .......... 200
Fog Lights ............................................... 200
High Beam Indicator ................................. 98
23 ACURA RDX-31TJB6400.book 706 ページ 2022年8月4日 木曜日 午後1時51分

707
Index
Interior.................................................... 230
Light Switches......................................... 197
Lights On Indicator.................................... 98
Turn Signals and Hazard Warning ........... 196
Load Limits ............................................... 433
Locking/Unlocking ................................... 156
Auto Door Locking/Unlocking ................. 172
Childproof Door Locks ............................ 171
From Inside ............................................. 169
From Outside .......................................... 160
Keys........................................................ 156
Using a Key............................................. 166
Lockout Prevention System ..................... 167
Low Battery Charge ................................. 672
Low Fuel Indicator ..................................... 94
Low Speed Braking Control .................... 497
Lower Anchors ..................................... 69, 73
Luggage (Maximum Load Limit) ............. 433
Lumbar Support ....................................... 216
M
Maintenance.................................... 142, 581
Battery .................................................... 623
Brake Fluid .............................................. 603
Cleaning ................................................. 629
Climate Control System .......................... 627
Coolant .................................................. 600
Maintenance Minder
TM............................ 585
Oil .......................................................... 596
Precautions ............................................. 582 Radiator .................................................. 601
Remote Transmitter ......................... 625, 626
Replacing Light Bulbs ............................... 605
Safety ...................................................... 583
Service Items ........................................... 589
Tires ........................................................ 614
Transmission Fluid ................................... 602
Under the Hood ...................................... 592
Malfunction Indicator Lamp .............. 86, 672
Map Lights ................................................ 231
Maximum Load Limit ............................... 433
Meters, Gauges ......................................... 136
Mirrors ....................................................... 213
Adjusting ................................................. 213
Door ........................................................ 214
Exterior .................................................... 214
Interior Rearview ..................................... 213
Modifications (and Accessories) .............. 636
MP3 ........................................................... 313
MP3/WMA/AAC ........................................ 313
Multi-Information Display ....................... 137
Switching the Display .............................. 139
Warning and Information Messages ........ 107
Multi-View Rear Camera .......................... 565
N
Navigation................................................ 141
Numbers (Identification) .......................... 692
O
Odometer................................................. 137
Off-Highway Driving Guidelines ............. 441
Oil (Engine) ............................................... 595
Adding .................................................... 597
Checking................................................. 596
Displaying Oil Life .................................... 586
Engine Oil Pressure Low Warning ............ 671
Recommended Engine Oil ............... 595, 691
Viscosity .......................................... 595, 691
Open Source Licenses ............................... 353
Opening/Closing Hood....................................................... 593
Panoramic Roof ....................................... 189
Power Windows ...................................... 186
Tailgate ................................................... 173
Outside Temperature Display .................. 137
Overheating .............................................. 669
P
Paddle Shifters (Sequential Shift
Mode) ...................................................... 457
Panic Mode ............................................... 185
Panoramic Roof ........................................ 189
Parking ...................................................... 555
Parking Brake ........................................... 545
Parking Brake and Brake System Indicator .................................................. 673
Parking Brake and Brake System Indicator
(Amber) ..................................................... 83
23 ACURA RDX-31TJB6400.book 707 ページ 2022年8月4日 木曜日 午後1時51分