ACURA NSX 2021 Owners Manual
Page 391 of 494
389Continued
Maintenance
Maintenance Under the Hood and Hatch
Maintenance Items Under the Hood and Hatch
Hood
Brake Fluid 
(Black Cap)
Washer Fluid 
(Black Cap)
12-Volt Battery
Inverter Coolant 
Filler Tank
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390
uuMaintenance Under the Hood and Hatch uMaintenance Items Under the Hood and Hatch
Maintenance
Hatch
Engine Oil Fill Cap
Engine Coolant 
Reserve Tank Cap Engine Oil Dipstick 
(Orange)
Engine Coolant 
Reserve Tank
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391
uuMaintenance Under the Hood and Hatch uOpening the Hatch
Maintenance
Opening the Hatch
1. Park the vehicle on a level surface, and set 
the parking brake.
2. Press the hatch release button on the 
driver’s door.
3. Lift the hatch up most of the way.
u The hydraulic supports will lift it up the 
rest of the way and hold it up.
When closing, press down firmly with your 
hands.1 Opening the Hatch
When closing the hatch, check that the hatch is 
securely latched.
The hatch can be opened by pressing the release 
button on the hatch.
2 Using the Hatch Release Button  P. 123
Hatch Release 
Button
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392
uuMaintenance Under the Hood and Hatch uOpening the Hood
Maintenance
Opening the Hood
1. Park the vehicle on a level surface, and set 
the parking brake.
2. Pull the hood release handle under the 
driver’s side lower co rner of the dashboard.
u The hood will pop up slightly.
3. Pull up the hood latch lever (located under 
the front edge of the hood to the center) 
and raise the hood. On ce you have raised 
the hood slightly, you can release the lever.
4. Lift the hood up most of the way.
u The hydraulic support will lift it up the 
rest of the way and hold it up.
When closing, lower it to approximately 12 
inches (30 cm), then pr ess down firmly with 
your hands, and make su re both right and left 
latches are firmly locked in place.1 Opening the Hood
NOTICE
Do not open the hood when the wiper arms are 
raised. The hood will strike  the wipers, resulting in 
possible damage to the hood and/or the wipers.
When closing the hood, check that both right and 
left latches are securely latched.
If the hood latch lever moves  stiffly, or if you can 
open the hood without lifti ng the lever, the latch 
mechanism should be cl eaned and lubricatedM
Pull
Hood Release Handle
Lever
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393
uuMaintenance Under the Hood and Hatch uEngine Compartment Cover
Maintenance
Engine Compartment Cover
The component parts in the engine co mpartment are protected by covers.
You may need to remove the cover when  you perform certain maintenance work.
Pull up on the engine compartment  cover, remove it from the pins.
Engine 
Compartment 
Covers
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394
uuMaintenance Under the Hood and Hatch uRecommended Engine Oil
Maintenance
Recommended Engine Oil
Oil is a major contributor to your engine’s 
performance and longevity. If you drive the 
vehicle with insufficient  or deteriorated oil, 
the engine may fail or be damaged.
Under normal ambient temperature an d driving conditions, Acura NSX 
specifications require full synthetic,  0W-40 motor oil such as Ultimate Full 
Synthetic Motor Oil, Type 3, 0W-40, available at your authorized Acura 
NSX dealer. Contact your authorized Acura NSX dealer for more details.1 Recommended Engine Oil
NOTICE
Acura cannot ensure prope r engine operation and 
durability if other engine oil is used.
Ambient Temperature
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395
uuMaintenance Under the Hood and Hatch uOil Check
Continued
Maintenance
Oil Check
We recommend that you check the engi ne oil level every time you refuel.
1. Bring up the  Oil Level Check Assist  
display on the driver information interface.
2 Driver Information Interface  P. 102
2.Warm up the engine until all the bars in 
the  Warm Up  gauge light up.
3. When the bars turn green, park the 
vehicle on level ground and select 
(P.
4. Allow the engine to continue idling until 
all the bars in the  Idle Time gauge in the 
engine  Oil Level Check Assist display 
light up.
u Do not depress the accelerator pedal 
while the engine is idling, as this will 
reset the Idle Time .
1Oil Check
NOTICE
Do not open a door or the hatch before the  Ready 
To Check Oil Level  message appears.
If a door or the hatch is open, the corresponding 
warning message will be given priority, and the  Oil 
Level Check Assist  will not be displayed.
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396
uuMaintenance Under the Hood and Hatch uOil Check
Maintenance
5. When all the bars in the  Idle Time gauge 
light up,  Ready To Check Oil Level  
message appears.
6. Change the display in the driver 
information interface to any display other 
than the Oil Level Check Assist  display.
2Driver Information Interface P. 102
7.Change the power mode to VEHICLE OFF.
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uuMaintenance Under the Hood and Hatch uOil Check
Maintenance
8. Open the hatch.
2 Opening the Hatch  P. 391
9.Remove the right engine compartment 
cover.
2 Engine Compartment Cover  P. 393
10.Remove the dipstick (orange).
11. Wipe the dipstick with a clean cloth or 
paper towel.
12. Insert the dipstick back all the way into its 
hole.
13. Remove the dipstick  again, and check the 
level. It should be between the upper and 
lower marks.
u The engine oil level should be checked 
after two minutes after changing the 
power mode to VEHICLE OFF.
u Add oil if necessary.
u When engine oil is added, recheck the 
engine oil level using steps 1 - 14.
14. After checking the engine oil level, make 
sure to select a display other than the  Oil 
Level Check Assist  display.
2Driver Information Interface  P. 102
1Oil Check
For a proper oil level reading, the dipstick must be 
inserted with the flat si de of the dipstick handle 
facing the oil fill cap.
The amount of oil consum ed depends on how the 
vehicle is driven and the cl imatic and road conditions 
encountered. The rate of oil consumption can be up 
to 1.05 US quart (1 liter) per 625 miles (1000 km).
Consumption is likely to be higher when the engine is 
new.
Oil Fill CapFlat Side
Upper Mark
Lower Mark
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398
uuMaintenance Under the Hood and Hatch 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. Recheck the engine oil level.
2 Oil Check  P. 395
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 componentsM
Engine Oil Fill Cap
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