2015 Acura MDX engine

21Quick Reference Guide
What to Do If
The power mode does not
change from VEHICLE OFF
(LOCK) to ACCESSORY.
Why?
●The steering wheel may be locked.●Move the steering wheel left and right
after pressing the ENGINE START/STOP
button.
The power mode does not
change from ON to
VEHICLE OFF (LOCK). Why?
The shift lever should be moved to
(P
.
Why does the brake pedal
pulsate slightly when
applying the brakes?
This can occur when the ABS activates, and does not indicate a
problem. Apply firm, steady pressure on the brake pedal. Never
pump the brake pedal.

23Quick Reference Guide
Why does the beeper
sound when I turn the
engine off?
The beeper sounds when you turn off the engine with the
driver’s door open.
Why do I hear a screeching
sound when I apply the
brake pedal?
The brake pads may need to be replaced. Have your vehicle
inspected by a dealer.
Unleaded gasoline with a
Pump Octane Number
(PON) of 91 or higher is
recommended.
Is it possible to use
unleaded gasoline with a
Pump Octane Number
(PON) of 87 or higher on
this vehicle?
Unleaded gasoline with a Pump Octane Number (PON) of 91 or
higher is recommended.
Use of lower octane gasoline ca n cause occasional metallic
knocking noise in the engine and will result in decreased engine
performance.
Use of gasoline with a pump octane less than 87 can lead to
engine damage.

66Safe Driving
Exhaust Gas HazardCarbon Monoxide GasThe engine exhaust from this vehicle contains carbon monoxide, a colorless,
odorless, and highly toxic gas. As long as you properly maintain your vehicle, carbon
monoxide gas will not get into the interior.■Have the exhaust system inspected for leaks whenever
• The exhaust system is making an unusual noise.
• The exhaust system may have been damaged.
• The vehicle is raised for an oil change.
When you operate a vehicle with the tailgate open, airflow can pull exhaust gas into
the interior and create a hazardous condition. If you must drive with the tailgate
open, open all the windows and set the climate control system as shown below.
1. Select the fresh air mode.
2. Select the mode.
3. Set the fan speed to high.
4. Set the temperature control to a comfortable setting.
Adjust the climate control system in the same manner if you sit in your parked
vehicle with the engine running.
1Carbon Monoxide Gas
An enclosed area such as a garage can quickly fill up
with carbon monoxide gas.
Do not run the engine with the garage door closed.
Even when the garage door is open, drive out of the
garage immediately after starting the engine.
3
WARNING
Carbon monoxide gas is toxic.
Breathing it can cause unconsciousness and
even kill you.
Avoid any enclosed areas or activities that
expose you to carbon monoxide.

71
uuIndicators u
Continued
Instrument Panel
Indicator
Name
On/Blinking
Explanation
Message
Low Oil Pressure
Indicator
●Comes on when you set the power
mode to ON, and goes off when
the engine starts.●Comes on when the engine oil
pressure is low.
●Comes on while driving - Immediately
stop in a safe place.
2 If the Low Oil Pressure Indicator
Comes On P. 470
Malfunction
Indicator Lamp
●Comes on when you set the power
mode to ON, and goes off either
when the engine starts or after
several seconds if the engine did
not start. 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 systems.●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.
2Testing of Readiness Codes P. 489
●Comes on while driving - Have your
vehicle checked by a dealer.●Blinks while driving - Stop in a safe place
where there are no flammable objects.
Stop the engine for 10 minutes or more,
and wait for it to cool down. Then, take
your vehicle to a dealer.
2 If the Malfunction Indicator Lamp
Comes On or Blinks P. 471
Charging System
Indicator
●Comes on when you set the power
mode to ON, and goes off when
the engine starts.●Comes on when the 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 Charging System Indicator
Comes On P. 470

76
uuIndicators u
Instrument Panel
Indicator
Name
On/Blinking
Explanation
Message
Speed-sensitive
Electric Power
Steering (EPS)
System Indicator
●Comes on when you set the power
mode to ON, and goes off when
the engine starts.●Comes on if there is a problem with
the EPS system.
●Stays on constantly or does not come
on at all - Have your vehicle checked by a
dealer.
2 If the Speed-Sensitive Electric Power
Steering (EPS) System Indicator
Comes On P. 472
Low Tire
Pressure/TPMS
Indicator
●Comes on for a few seconds when
you set the power mode to ON.●Comes on if the tire pressure of any
of the tires becomes significantly
low.●Blinks for about one minute, and
then stays on if there is a problem
with the TPMS, or when a compact
spare tire
* is temporarily installed.
●Comes on while driving - Stop in a safe
place, check tire pressures, and inflate the
tire(s) if necessary.●Blinks and remains on - Have your
vehicle checked by a dealer. If the vehicle is
fitted with a compact spare, get your
regular tire repaired or replaced and put
back on your vehicle as soon as you can.
Turn Signal
Indicators
●Blinks when you operate the turn
signal lever.●Blinks along with all turn signals if
you press the hazard warning
button.
●Does not blink or blinks rapidly - A turn
signal light bulb has blown. Change the
bulb immediately.
2 Front Turn Signal/Front Side Marker/
Parking Light Bulbs P. 412
—
High Beam
Indicator
●Comes on when the high beam
headlights are on.
—
—
* Not available on all models

77
uuIndicators u
Continued
Instrument Panel
Indicator
Name
On/Blinking
Explanation
Message
Lights On
Indicator
●Comes on whenever the light
switch is on, or in AUTO when the
exterior lights are on.
●If you set the power mode to ACCESSORY
or VEHICLE OFF (LOCK) while the lights are
on, a chime sounds when the driver’s door
is opened.
—
Immobilizer
System Indicator
●Comes on briefly when you set the
power mode to ON, then goes off.●Comes on if the immobilizer system
cannot recognize the key
information.
●Blinks - You cannot start the engine. Set
the power mode to VEHICLE OFF (LOCK),
then select the ON mode again.●Repeatedly blinks - The system may be
malfunctioning. Have your vehicle checked
by a dealer.●Do not attempt to alter this system or add
other devices to it. Electrical problems can
occur.
—

79
uuIndicators u
Continued
Instrument Panel
Indicator
Name
On/Blinking
Explanation
Message
Keyless Access
System Indicator
●Comes on for a few seconds when
you set the power mode to ON,
then goes off.●Comes on as soon as a problem is
detected in the keyless access
system or keyless starting system.
●Have your vehicle checked by a dealer.
Super Handling-
All Wheel
Drive
TM (SH-
AWD ®)
Indicator*
●Comes on for a few seconds when
you set the power mode to ON,
then goes off.●Comes on if there is a problem with
the SH-AWD ® system.●Blinks when the differential
temperature is too high.
●Stays on constantly - The engine drives
the front wheels only in this state. Have
your vehicle checked by a dealer.●Blinks while driving - Stop in a safe
place, shift to
(P
, and idle the engine until
the indicator goes off. If the indicator does
not stop blinking, take your vehicle to a
dealer.
2 Super Handling-All Wheel Drive
TM
(SH-AWD® )
* P. 367
* Not available on all models

85
uuIndicators uMulti-Information Display (MID) Warning and Information Messages
Continued
Instrument Panel
Message
Condition
Explanation
●Appears when the washer fluid is low.
●Refill washer fluid.
2 Refilling Window Washer Fluid P. 410
●Appears while you are customizing the settings and the
shift lever is moved out of
(P
.
2Customized Features P. 104
●Appears when the transmission fluid temperature is too
high.
●Stop in a safe place in
(P
. Let the engine idle until the
message disappears.
●Appears when there is a problem with the sensor on the
battery.
●Have your vehicle checked by a dealer.
2 Checking the Battery P. 430
●Appears along with the battery charging system
indicator when the battery is not charging.
●Turn off the climate control system and rear defogger to
reduce electricity consumption.
2If the Charging System Indicator Comes On P. 470
Canadian models