Page 594 of 713
592
Maintenance
Maintenance Under the Hood
Maintenance Items Under the Hood
Brake Fluid
(Black Cap)
Engine Coolant
Reserve Tank Radiator Cap
Washer Fluid
(Black Cap) Engine Oil Dipstick
(Orange)
Engine Oil Fill Cap
Battery
23 ACURA RDX-31TJB6400.book 592 ページ 2022年8月4日 木曜日 午後1時51分
Page 598 of 713
596
uuMaintenance Under the Hood uOil Check
Maintenance
Oil Check
We recommend that you check the engi ne oil level every time you refuel.
Park the vehicle on level ground.
Wait approximately three minutes after turn ing the engine off before you check the
oil. 1.Remove the dipstick (orange).
2. Wipe the dipstick with a clean cloth or
paper towel.
3. Insert the dipstick back all the way into its
hole.
4. Remove the dipstick again, and check the
level. It should be between the upper and
lower marks. Add oil if necessary.1Oil Check
If the oil level is near or below the lower mark, slowly
add oil, being carefu l not to overfill.
Lower MarkUpper Mark
23 ACURA RDX-31TJB6400.book 596 ページ 2022年8月4日 木曜日 午後1時51分
Page 599 of 713
597
uuMaintenance Under the Hood uAdding Engine Oil
Maintenance
Adding Engine Oil
1. Unscrew and remove the engine oil fill cap.
2. Add oil slowly.
3. Reinstall the engine oil fill cap, and tighten
it securely.
4. Wait for three minutes and recheck the
engine oil dipstick.1Adding Engine Oil
NOTICE
Do not fill the engine oil above the upper mark.
Overfilling the engine oil may result in leaks and
engine damage.
If any oil spills, wipe it away immediately. Spilled oil
may damage the engine compartment components.
Engine Oil
Fill Cap
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Page 601 of 713

599
uuMaintenance Under the Hood uChanging the Engine Oil and Oil Filter
Maintenance
5. Remove the oil filter and dispose of the
remaining oil.
6. Check that the filter gasket is not stuck to
the engine contact surface.
u If it is stuck, you must detach it.
7. Wipe away dirt and dust adhering to the
contact surface of the engine block, and
install a new oil filter.
u Apply a light coat of new engine oil to
the filter gasket.
8. Put a new washer on the drain bolt, then
reinstall the drain bolt.
u Tightening torque:
29 lbf∙ft (40 N∙m, 4.0 kgf∙m)
9. Pour the recommended engine oil into the
engine.
u Engine oil change capacity (including
filter):
5.0 US qt (4.8 L)
10. Reinstall the engine oil fill cap securely and
start the engine.
11. Run the engine for a few minutes, and
then check that there is no leak from the
drain bolt or oil filter.
12. Stop the engine, wait for three minutes,
and then check the oil level on the
dipstick.
u If necessary, add more engine oil.1Changing the Engine Oil and Oil Filter
You will need a special wrench to replace the oil
filter. You can buy this wrench from a dealer.
When installing the new oil filter, follow the
instructions supplied with the oil filter.
Reinstall the engine oil fill cap. Start the engine. The
low oil pressure indicator should go off within five
seconds. If it does not, turn off the engine, and check
your work.
Oil Filter
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Page 706 of 713

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
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