2015 Acura RLX 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 pressu re on the brake pedal. Never
pump the brake pedal.
The rear door cannot be
opened from inside the
vehicle. Why?
Check if the childproof lock is in the
LOCK position. If so, open the rear
door with the outside door handle.
To cancel this function, push the
lever to the UNLOCK position.

22Quick Reference Guide
Why do the doors lock
after I unlocked the doors
using a remote
transmitter?
If you do not open the doors within 30 seconds, the doors are
relocked automatically for security.
Why does the beeper
sound when I open the
driver’s door?
The beeper sounds when:●The power mode is in ACCESSORY.●The exterior lights are left on.
Why does the beeper
sound when I start driving?
The beeper sounds when the driver and/or front passenger are
not wearing their seat belts.
Why does the beeper
sound when I turn the
engine off?
The beeper sounds when you tu rn 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.

23Quick Reference Guide
Pressing the electric
parking brake switch does
not release the parking
brake. Why?
Press the electric parking brake switch with the brake pedal
depressed.
Depressing the accelerator
pedal does not release the
parking brake
automatically. Why?
●Fasten the driver’s seat belt.●Check if the shift lever is in
(P
or
(N
. If so, move the lever to
any other position.
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 lower 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.

64Safe 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 trunk open, airflow can pull exhaust gas into
the interior and create a hazardous condition. If you must drive with the trunk 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.

68Instrument Panel
Indicators*1:On the left: Models with navigation systemOn the right: Models without navigation systemIndicator
Name
On/Blinking
Explanation
Message
*1
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. 484
●Comes on along with the ABS
indicator - Have the vehicle checked by
a dealer.
2 If the Brake System Indicator (Red)
Comes On P. 484
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. 483
U.S.Canada(Red)

71
uuIndicators u
Continued
Instrument Panel
*1:On the left: Models with navigation system
On the right: Models without navigation systemIndicator
Name
On/Blinking
Explanation
Message
*1
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 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.
2Testing of Readiness Codes P. 503
●Comes on while driving - Have the
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 the vehicle to a dealer.
2 If the Malfunction Indicator Lamp
Comes On or Blinks P. 484
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. 483

74
uuIndicators u
Instrument Panel
*1:On the left: Models with navigation system
On the right: Models without navigation systemIndicator
Name
On/Blinking
Explanation
Message
*1
Anti-lock
Brake System
(ABS )
Indicator
●Comes on for a few seconds when
you set the power mode to ON, then
goes off.●If it comes on at any other time,
there is a problem with the ABS.
●Stays on constantly - Have the vehicle
checked by a dealer. With this indicator
on, your vehicle still has normal braking
ability but no anti-lock function.
2 Anti-lock Brake System (ABS)
P. 390
Supplemental
Restraint
System
Indicator
●Comes on for a few seconds when
you set the power mode to ON, then
goes off.●Comes on if a problem with any of
the following is detected:
- Supplemental restraint system
- Side airbag system
- Side curtain airbag system
- Seat belt tensioner
●Stays on constantl y or does not
come on at all - Have the vehicle
checked by a dealer.
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 Electric Power Steering (EPS)
System.
●Stays on constantl y or does not
come on at all - Have the vehicle
checked by a dealer.
2 If the Electric Power Steering (EPS)
System Indicator Comes On P. 485

77
uuIndicators u
Continued
Instrument Panel
Indicator
Name
On/Blinking
Explanation
Message
Turn Signal
Indicators
●The turn signal indicators blink when
you operate the turn signal lever.●If you press the hazard warning
button, both indicators and all turn
signals blink at the same time.
●Does not blink or blinks rapidly - A turn
signal light bulb has blown. Change the
bulb immediately.
2Replacing Light Bulbs P. 431, 432, 433
—
High-Beam
Indicator
●Comes on when the high beam
headlights are on.
—
—
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 exterior
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 the vehicle checked
by a dealer.●Do not attempt to alter this system or add
other devices to it. Electrical problems can
occur.
—
Security System
Alarm Indicator
●Blinks when the security system
alarm has been set.
2 Security System Alarm P. 128
—
Indicator