Control Acura RDX 2018 Repair Manual
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uuOpening and Closing the Windows uOpening/Closing th e Power Windows
Controls
To open: Press the unlock button twice 
within 10 seconds and  hold it down for the 
second time. If the windows stop midway, 
repeat the procedure.
To open:  Unlock the driver’s door with the 
key. Within 10 seconds of  returning the key to 
the central position, turn  the key in the unlock 
direction and hold it there.
To close:  Lock the driver’s door with the key. 
Within 10 seconds of returning the key to the 
central position, turn  the key in the lock 
direction and hold it there.
Release the key to stop the windows/
moonroof at the desired position. If you want 
further adjustment, repeat the same 
operation.
â– Opening the Windows and Moonroof with the Remote
Unlock 
Button
â– Opening/Closing the Windows and Moonroof with the Key
Close Open 
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Controls
Opening and Closing the Moonroof
You can only operate the moonroof when the power mode is in ON. Use the switch 
in the front of the ceiling to  open and close the moonroof.
â– Automatic operation
To open: Pull the switch back firmly.
To close:  Push the switch forward firmly.
The moonroof will automatically open or close 
all the way. To stop the moonroof midway, 
touch the switch briefly.
â– Manual operation
To open: Pull the switch back lightly, and 
hold it until the desired position is reached.
To close:  Push the switch forward lightly, and 
hold it until the desired position is reached.
â– Tilting the moonroof up
To tilt:  Push on the center of the moonroof 
switch.
To close:  Push the switch forward firmly, then 
release.
â– Opening/Closing the Moonroof1 Opening/Closing the Moonroof
NOTICE
Opening the moonroof in below freezing 
temperature or when it is  covered with snow or ice 
can damage the moonr oof panel or motor.
The power moonroof can be operated for up to 10 
minutes after you set the power mode to VEHICLE 
OFF.
Opening either front door cancels this function.
When resistance is detected, the auto reverse 
function causes the moonroof to change directions, 
then stop. Auto reverse stops sensing when the 
moonroof is almost closed to ensure that it fully 
closes. Make sure that al l objects, including fingers, 
are clear of the moonroof.
3WARNING
Opening or closing the moonroof on 
someone’s hands or fingers can cause 
serious injury.
Make sure all hands and fingers are clear of 
the moonroof before opening or closing it.
Open
Close
Tilt 
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Controls
Operating the Switches Around the Steering Wheel
ENGINE START/STOP Button
â– Changing the Power Mode1ENGINE START/STOP Button
ENGINE START/STOP  Button Operating Range
You can start the engine when the keyless access 
remote is inside the vehicle.
The engine may also run if the keyless access remote 
is close to the door or window,  even if it is outside the 
vehicle.
ON mode:
Indicator in the button is of f, if the engine is running.
If the keyless access remote battery is weak, beeper 
sounds and the  TO START, HOLD REMOTE NEAR 
START BUTTON /To Start, Hold Remote Near 
Start Button  message appears on the multi-
information display. 2 If the Keyless Access Remote Battery is 
Weak P. 415
Operating RangeVEHICLE OFF (LOCK)
Indicator in the button is off.
The steering wheel is locked. The power 
to all electrical components is turned off.
ACCESSORY
Indicator in the button is on.
Indicator in the button  blinks (from ON to 
ACCESSORY).
Operate the audio system and other 
accessories in this position.
ON
Indicator in the button is on.
All electrical components 
can be used.
: Press the  ENGINE START/STOP  button to change the mode.
: Press the button without the shift lever in 
( P.
: Shift to Park, then press the button.
Indicator
Without pressing the brake pedal
: Shift to 
(P.
U.S. models 
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Continued147
uuOperating the Switches Around the Steering Wheel uENGINE START/STOP Button
Controls
If you open the driver’s door when the power mode is set to ACCESSORY, a warning 
buzzer sounds.
â– Power Mode Reminder1ENGINE START/STOP Button
If the power mode does not  change from VEHICLE 
OFF to ACCESSORY, press the  ENGINE START/STOP 
button while moving the st eering wheel left and 
right. The steering wheel  will unlock, allowing the 
mode to change. 
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uuOperating the Switches Around the Steering Wheel uENGINE START/STOP Button
148
Controls
Warning buzzers may sound from inside 
and/or outside the vehicle to remind you that 
the keyless access remote is out of the vehicle. 
If the buzzer continues even after the remote 
is put back inside, place it within its 
operational range.
â– When the power mode is in ON
If the keyless access remote is taken out of the 
vehicle, and the driver’s door is closed, 
warning buzzers sound from both inside and 
outside the vehicle. A warning message on 
the multi-information display notifies the 
driver inside that the remote is out.
â– When the power mode is in 
ACCESSORY or in VEHICLE OFF (LOCK)
If the keyless access remote is taken out of the 
vehicle, and the driver’s door is closed, a 
warning buzzer sounds from outside the 
vehicle.
â– Keyless Access Remote Reminder1 Keyless Access Remote Reminder
When the keyless access remote is within the 
system’s operational range,  and the driver’s door is 
closed, the warni ng function cancels.
If the keyless access remote is  taken out of the vehicle 
after the engine has been started, you can no longer 
change the  ENGINE START/STOP  button mode or 
restart the engine. Always make sure if the remote is 
in your vehicle when you operate the  ENGINE 
START/STOP button.
Removing the keyless access remote from the vehicle 
through a window does not  activate the warning 
buzzer.
Do not put a keyless access remote on the dashboard 
or in the glove box. It may cause the warning buzzer 
to go off. Under some  other conditions that can 
prevent the vehicle from locating the remote, the 
warning buzzer may al so go off even if the remote is 
within the system’s  operational range.
Models with full color display
Models without full color display 
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uuOperating the Switches Around the Steering Wheel uTurn Signals
Continued
Controls
Turn Signals
The turn signals can be  used when the power 
mode is in ON.
â– One-touch turn signal
When you lightly push up or down and release 
the turn signal lever, th e exterior turn signals 
and turn signal indicator blink three times.
This feature can be used when signaling for a 
lane change.
Light Switches
Rotating the light switch turns the lights on 
and off, regardless of the power mode 
setting.
â– High beams
Push the lever forward until you hear a click.
â– Low beams
When in high beams, pull the lever back to 
return to low beams.
â– Flashing the high beams
Pull the lever back, and release it.
Right Turn
Left Turn
â– Manual Operation1 Light Switches
If you leave the power mode  in VEHICLE OFF (LOCK) 
while the lights are on, a chime sounds when the 
driver’s door is opened.
Do not leave the lights on when the engine is off 
because it will  cause the battery to discharge.
High Beams
Flashing the high beams
Low Beams
Turns on parking, side marker, 
tail, and rear license plate lights
Turns on headlights, parking, side 
marker, tail, and rear license plate 
lights 
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uuOperating the Switches Around the Steering Wheel uLight Switches
150
Controls
Automatic lighting control can be used when 
the power mode is in ON.
When you turn the light switch to 
#Y, the 
headlights and other exte rior lights will switch 
on and off automatically depending on the 
ambient brightness. u You can change the au to light sensitivity 
setting.
2 Customized Features  P. 102, 108
â– Automatic Lighting Control1Automatic Lighting Control
We recommend that you tu rn on the lights manually 
when driving at night, in a  dense fog, or in dark areas 
such as long tunnels  or parking facilities.
The light sensor is in the location shown below.
Do not cover this light  sensor with anything; 
otherwise, the automatic lighting system may not 
work properly.
Adjust the auto light sensitivity as follows:
SettingThe exterior lights come on 
when the ambient light is at
MAX
HIGH
MID
LOW
MIN
Light Sensor
Bright
Dark 
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uuOperating the Switches Around the Steering Wheel uLight Switches
Controls
The headlights automatically come on when the wipers are used several times within 
certain number of intervals while the headlight switch is in 
#Y. The headlights 
automatically go off a few minutes after the wipers are stopped.
The headlights, all other exterior lights, a nd the instrument panel lights turn off 15 
seconds after you set the po wer mode to VEHICLE OFF (LOCK), take the remote with 
you, and close the driver’s door.
If you set the power mode to VEHICLE OFF  (LOCK) with the headlight switch on, but 
do not open the door, the lights turn off  after 10 minutes (three minutes, if the 
switch is in the 
#Y position).
The lights turn on again when you unlock or open the driver’s door. If you unlock 
the door, but do not open it within 15 seconds, the lights go off. If you open the 
driver’s door, you will hear a lights on reminder chime.
â– Headlight Integration with Wiper*
â– Automatic Lighting Off Feature
1 Headlight Integration with Wiper*
This feature activates while the headlights are in 
#Y. The instrument pane l brightness does not 
change when the headlights come on.
If the ambient light is da rk, the automatic lighting 
control overrides this feat ure, and the headlights 
come on whether or not  the wipers cycle several 
times.
1 Automatic Lighting Off Feature
You can change the headlight  auto off timer setting.
2 Customized Features  P. 102, 108
* Not available on all models 
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uuOperating the Switches Around the Steering Wheel uFog Lights*
Controls
Fog Lights*
When the low beam headlights are on, turn 
the fog light switch on to use the fog lights.
Daytime Running Lights
The position/daytime running lights comes on when the following conditions have 
been met:
• The power mode is in ON.
• The headlight switch is off,  AUTO, or in  .
• The parking brake is released.
The lights remain on even if you set the  parking brake. Setting the power mode to 
VEHICLE OFF (LOCK) will turn off the daytime running lights.
The daytime running lights are off the headli ght switch is turned on, or when the 
headlight switch is in  AUTO and it is getting darker outside.
1Fog Lights*
The fog lights go off when th e headlights turn off, or 
when the daytime running lights are on.
Fog Light Switch
* Not available on all models 
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uuOperating the Switches Around the Steering Wheel uWipers and Washers
Continued
Controls
Wipers and Washers
The windshield wipers and washers can be 
used when the power mode is in ON.
â– MIST
The wipers run at high speed until you release 
the lever.
â– Wiper switch (OFF, INT*1/AUTO*2, LO, HI)
Move the lever up or down to change the 
wiper settings.
â– Adjusting wiper operation
Turn the adjustment ring to adjust wiper 
operation.
â– Washer
Sprays while you pull the lever toward you.
When you release the le ver for more than one 
second, the spray stops, the wipers sweep two 
or three more times to  clear the windshield, 
then stop.
*1 : Models with manual intermittent operation
*2 : Models with automatic intermittent operation
â– Windshield Wipers/Washers1 Windshield Wipers/Washers
NOTICE
Do not use the wipers when the windshield is dry.
The windshield will get sc ratched, or the rubber 
blades will get damaged.
NOTICE
In cold weather, the blades may freeze to the 
windshield, becoming stuck.
Operating the wipers in th is condition may damage 
the wipers. Use the defroster to warm the 
windshield, then turn the wipers on.
If the vehicle speeds up while the wipers are 
operating intermittently,  the length of the wipe 
interval shortens. 
When the vehicle starts moving, the wipers make a 
single sweep. 
When the vehicle speeds  up, the wiper operation’s 
shortest delay setting ( ) and the LO  setting become 
the same.
Turn the washers off if no washer fluid comes out.
The pump may get damaged.
The wiper motor is equipped with a breaker that may 
stop motor operation temp orarily to prevent an 
overload. Wiper operation  will return to normal 
within a few minutes, once the circuit has returned to 
normal.
Intermittent Time 
Adjustment Ring
MIST
INT*1/AUTO*2OFF
LO: Low speed wipe
HI: High speed wipe Pull to 
use 
washer.
Lower speed, fewer sweeps
Higher speed, more sweeps