2021 ACURA NSX check engine

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Quick Reference Guide
Safe Driving (P 33)
Airbags (P 45)
●Your vehicle is fitted with airbags to help protect you and
your passenger during a moderate-to-severe collision.
Child Safety (P 61)
●Your vehicle is not recommended for child passengers. If you decide to
disregard our recommendations and tra nsport a child passenger, the child
should be properly restrained.
Never put a rear-facing child seat in the passenger’s seat.
Exhaust Gas Hazard (P 70)
●Your vehicle emits dangerous exhaust gases that contain carbon
monoxide. Do not run the engine in confined spaces where carbon
monoxide gas can accumulate.
Before Driving Checklist (P 37)
●Before driving, check that the seats, steering wheel,
and mirrors have been properly adjusted.
Seat Belts (P 38)
●Fasten your seat belt and sit upright well
back in the seat.
●Check that your passenger is wearing their
seat belt correctly.
Fasten your lap belt as
low as possible.
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Quick Reference Guide
Maintenance (P 379)
Press the hatch release button on the
driver’s door.
Lights (P405)
●Inspect all lights regularly.
Under the Hatch (P390)
●Check engine oil and engine coolant.
Add when necessary.
Tires (P411)
●Inspect tires and wheels regularly.●Check tire pressures regularly.●Install winter tires for winter driving.
Handling Summer Only tires and Ultra High Performance
(UHP) tires in low ambient temperatures.
2 Cold Weather Driving (P420)
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Quick Reference Guide
Handling the Unexpected (P 435)
Flat Tire (P 437)
●Park in a safe location and repair the flat
tire using the temporary tire repair kit.
Indicators Come On
(P 456)
●Identify the indicator and consult the
owner’s manual.
Power System Won’t Start
(P 449)
●If the 12-volt battery is dead, jump start
using a booster battery.
Blown Fuse

(P 461)
●Check for a blown fuse if an electrical
device does not operate.
Overheating (P 454)
●Park in a safe location. If you do not see
steam under the hatch, open the hatch,
and let the power system and the engine
cool down.
Emergency Towing
(P 466)
●Call a professional towing service if you
need to tow your vehicle.
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74
Instrument Panel
Indicators
IndicatorNameOn/BlinkingExplanationMessage
Brake System
Indicator (Red)
•Comes on for a few seconds when
you set the power mode to ON,
then goes off.
• Comes on when the brake fluid
level is low.
• Comes on if there is a problem with
the brake system.•Comes on while driving - Check the
brake fluid level.
2 What to do when the indicator comes
on while driving P. 457
•Comes on along with the brake
system indicator (amber) - Immediately
stop in a safe place. Contact an authorized
Acura NSX dealer for repair. The brake
pedal becomes harder to operate. Depress
the pedal further than you normally do.
• Comes on along with the ABS
indicator - Have your vehicle checked by
an authorized Acura NSX dealer.
2 If the Brake System Indicator (Red)
Comes On P. 457
Low Oil Pressure
Indicator
•Comes on when you set the power
mode to ON, and goes off when
the power system starts.
• Comes on when the engine oil
pressure is low.
• Comes on if there is a problem with
the engine oil pressure system.•Comes on while driving - Immediately
stop in a safe place and set the power
mode to VEHICLE OFF, then contact an
authorized Acura NSX dealer.
U.S.
Canada
(Red)
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uuIndicators u
Continued
Instrument Panel
IndicatorNameOn/BlinkingExplanationMessage
Malfunction
Indicator Lamp
•Comes on when you set the power
mode to ON, and goes off either
when the power system is on or
after several seconds if the power
system did not turn on. If
“readiness codes” have not been
set, it blinks five times before it
goes off.
• Comes on if there is a problem
with the emissions control system.
• Blinks when a misfire in the
engine’s cylinders is detected.• Readiness codes are part of the on board
diagnostics for the emissions control
systems.
2 Testing of Readiness Codes P. 477
•Comes on while driving - Have your
vehicle checked by an authorized Acura
NSX dealer.
• Blinks while driving - Stop in a safe
place where there are no flammable
objects. Stop the power system for 10
minutes or more, and wait for it to cool
down. Then, take the vehicle to an
authorized Acura NSX dealer.
2 If the Malfunction Indicator Lamp
Comes On or Blinks P. 456
•Comes on if there is a problem
with the gear shift mechanism.• Comes on and gear position indicator
blinks at the same time - Have your
vehicle checked by an authorized Acura
NSX dealer.
12-Volt Battery
Charging System
Indicator
• Comes on when you set the power
mode to ON, and goes off when
the power system is on.
• Comes on when the 12-volt
battery is not charging.• Comes on while driving - Turn off the
climate control system and rear defogger
in order to reduce electricity consumption.
2 If the 12-Volt Battery Charging
System Indicator Comes On P. 456
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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
•Appears when there is a problem with the sensor on
the 12-volt battery.•Have your vehicle checked by an authorized Acura NSX
dealer.
2 Checking the 12-Volt Battery P. 421
•Appears after the driver’s door is opened when the
power mode is in ACCESSORY.•Press the ENGINE START/STOP button twice with your
foot off the brake pedal to change the power mode to
VEHICLE OFF.
• Appears when the power mode is in ACCESSORY.
—
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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
•Appears after the 12-volt battery charging system
indicator comes on.• Your vehicle has less ability to accelerate and may be
harder to start on an incline.
• Contact an authorized Acura NSX dealer immediately.
•Appears when the transmission temperature is too low
to operate (approx. -13°F [-25°C] or below).• You can start the engine and use the climate control
system to warm up the interior, which will also warm
the transmission enough for you to drive the vehicle.
• The engine speed does not increase even if you fully
depress the accelerator pedal.
•Appears when the High Volt age battery temperature is
extremely low (-4°F [-20°C]).• Contact an authorized Acura NSX dealer immediately.
• To prevent the message to come on, store the vehicle in
the garage or drive in advance to warm up the High
Voltage battery.
• The minimum operation guarantee environmental
temperature is -4°F [-20°C].
•Appears when the twin motor unit fluid temperature is
extremely low.•Vehicle speed is limited to 109 mph (175 km/h) until
twin motor unit fluid warms up.
•Appears if the AWD system has a problem due to a
hybrid system or power distribution control failure.•Drives with the rear wheels only in this state.
Have your vehicle checked by an authorized Acura NSX
dealer.
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uuIndicators uDriver Information Interface Wa rning and Information Messages
Continued
Instrument Panel
MessageConditionExplanation
•Appears when the engine is running and indicates that
the engine oil level is low.• Appears while driving - Immediately stop in a safe
place.
2 If the Low Oil Level Symbol Appears P. 460
•Appears when the engine is running and indicates that
there is a problem with the oil level sensor.• Have your vehicle checked by an authorized Acura NSX
dealer as soon as possible.
• Appears if the engine coolant temperature is
abnormally high.
2 Overheating P. 454
•Appears if there is a prob lem with the fuel system.
Engine performance will be limited.• Immediately stop in a safe place and set the power
mode to VEHICLE OFF, then select the ON mode again.
Have your vehicle checked by an authorized Acura NSX
dealer if the message appears again.
• Appears if there is a tempor ary problem with the gear
shift mechanism and initialization is necessary.• Depress the brake pedal and shift to (P.
•Appears when the transmission is undergoing
initialization.• Keep the brake pedal depressed.
•Appears when a tempor ary problem is fixed.•Initialization will be completed when the engine is
restarted.
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