Lkas Acura RDX 2017 User Guide

uuWhen Driving uLane Keeping Assist System (LKAS)*
302
Driving
Provides assistance to keep the vehicle in the center of the lane. When the vehicle
nears a white or yellow line, steering force of the electric power steering will become
stronger.
When the vehicle enters th e warning area, LKAS alerts you with beeps as well a
warning display.
■Lane Keep Support Function1 Lane Keeping Assist System (LKAS)*
The LKAS may not functi on as designed on while
driving in frequent stop and go traffic, or on roads
with sharp curves.
When it fails to detect lanes, the system will
temporarily be cancelled. When lane is detected,
system will recover automatically.
You can read about handling information for the
camera equipped with this system. 2 Front Sensor Camera
* P. 282
If the vehicle drifts toward ei ther left or right lane line
due to the system applying torque, turn off the LKAS
and have your vehicle checked by a dealer.
■Lane Departure Warning Function
Warning area
Warning area
* Not available on all models

303
uuWhen Driving uLane Keeping Assist System (LKAS)*
Continued
Driving
The system can be used when th e following conditions are met.
• The lane in which you are driving has detectable lane markers on both sides, and
your vehicle is in the center of the lane.
• The vehicle speed is between about 45 and 90 mph (72 and 145 km/h).
• You are driving on a straight or slightly curved road.
• The turn signals are off.
• The brake pedal is not depressed.
• The wipers are not in continuous operation.
■How to activate the system
1.Press the MAIN button.
u The LKAS is on in the multi-information
display.
The system is ready to use.
2. Press the LKAS button.
u Lane outlines appear on the multi-
information display.
The system is activated.
■When the System can be Used
MAIN Button
LKAS Button

uuWhen Driving uLane Keeping Assist System (LKAS)*
304
Driving
3. Keep your vehicle near the center of the
lane while driving.
u The dotted outer lines change to solid
ones once the system starts operating
after detecting the left and right lane
markings.
To cancel the LKAS:
Press the MAIN or LKAS button.
The LKAS is turned off every time you stop the
engine, even if you turned it on the last time
you drove the vehicle.
■To cancel
1 When the System can be Used
The LKAS temporarily deactivates when it fails to
detect lane lines. When the system detects the lines
again, it comes back on automatically.
1To cancel
Pressing the MAIN button also turns ACC on and off.
MAIN Button
LKAS Button

305
uuWhen Driving uLane Keeping Assist System (LKAS)*
Continued
Driving
■The system operation is suspended if
you:
• Set the wipers to continuous operation.
u Turning the wipers off resumes the
LKAS.
• Decrease the vehicle speed to about 40
mph (64 km/h) or less.
u Increasing the vehicle speed to about 45
mph (72 km/h) or more resumes the
LKAS.
• Depress the brake pedal.
u The LKAS resumes and starts detecting
the lane lines again once you release the
brake pedal.
• Set the wiper switch to AUTO and the
wipers operate continuously.
u The LKAS resumes when the wipers stop
or operate intermittently.
■The LKAS may automatically be suspended when:
• The system fails to detect lane lines.
• The steering wheel is quickly turned.
• You fail to steer the vehicle.
• The vehicle runs on a curved road over the speed limit.
Once these conditions no longer exist, the LKAS automatically resumes.
When the LKAS is suspended,
the lane lines on the multi-
information disp lay change to
contour lines, and the beeper
sounds.
Models with automatic intermittent wipers

306
uuWhen Driving uLane Keeping Assist System (LKAS)*
Driving
■The LKAS may automatically be canceled when:
• The camera temperature gets too high.
• The camera behind the rearview mirror, or the area around the camera, including
the windshield, gets dirty.
• When driving through a sharp curve.
• When driving at a speed in excess of approximately 90 mph (145 km/h).
• When the ABS or VSA ® systems engage.
A beeper will sound if the LKAS is automatically canceled.

307
uuWhen Driving uLane Keeping Assist System (LKAS)*
Continued
Driving
The system may not detect lane markings and therefore may not keep the vehicle in
the middle of a lane under certain conditions, including the following:
■Environmental conditions
• Driving in bad weather (rain, fog, snow, etc.).
• Sudden changes between light and dark, such as an entrance or exit of a tunnel.
• There is little contrast between lane lines and the roadway surface.
• Driving into low sunlight (e.g., at dawn or dusk).
• Strong light is reflec ted onto the roadway.
• Driving in the shadows of trees, buildings, etc.
• Shadows of adjacent objects ar e parallel to lane markings.
• Roadway objects or structures are misinterpreted as lane markers.
• Reflections on the interior of the front windshield.
■Roadway conditions
• Driving on a snowy or wet roadway (obscured lane marking, vehicle tracks,
reflected lights, road spray, high contrast).
• Driving on a road with temporary lane markings.
• Faint, multiple, or varied lane markings are visible on the roadway due to road
repairs or old lane markings.
• The roadway has merging, split, or crossing lines (e.g., such as at an intersection
or crosswalk).
• The lane markings are extremel y narrow, wide, or changing.
• The vehicle in front of you is driving near the lane lines.
• The road is hilly or the vehicle is approaching the crest of a hill.
• Driving on rough or unpaved roads, or over bumpy surfaces.
■LKAS Conditions and Limitations

308
uuWhen Driving uLane Keeping Assist System (LKAS)*
Driving
• When objects on the road (curb, guard rail, pylons, etc.) are recognized as white
lines (or yellow lines).
• When driving on roads with double lines.
■Vehicle conditions
• Headlight lenses are dirty or the headlights are not properly adjusted.
• The outside of the windshield is streake d or blocked by dirt, mud, leaves, wet
snow, etc.
• The inside of the windshield is fogged.
• The camera temperature gets too high.
• An abnormal tire or wheel condition (wro ng sized, varied size or construction,
improperly inflated, compact spare tire
*, etc.).
• The vehicle is tilted due to a heav y load or suspension modifications.
* Not available on all models

444
Index
Fuses.......................................................... 424
Inspecting and Changing ......................... 426
Locations ......................................... 424, 425
G
Gasoline (Fuel)
Economy ................................................. 341
Gauge ....................................................... 93
Information ............................................. 339
Low Fuel Indicator ..................................... 69
Refueling ................................................. 339
Gauges ......................................................... 93
Gear Shift Lever Positions Automatic Transmission ........................... 275
Glass (care) ................................................ 390
Glove Box .................................................. 171
H
Halogen Bulbs ........................................... 363
Handling the Unexpected ........................ 393
HandsFreeLink® (HFL)............................... 224
Automatic Import of Ce llular Phonebook and
Call History ............................................ 240
Automatic Transferring ............................ 238
Caller’s ID Information ............................. 238
HFL Buttons ............................................. 224
HFL Menus .............................................. 226
HFL Status Display.................................... 225
Making a Call .......................................... 243 Options During a Call .............................. 247
Phone Setup............................................ 231
Receiving a Call ....................................... 246
Speed Dial ............................................... 241
Text Message .................................. 236, 248
To Clear the System ................................ 239
To Create a Security PIN .......................... 237
Hazard Warning Button .............................. 4
Head Restraints ........................................ 164
Headlights ................................................. 147
Automatic Operation............................... 148
Dimming ......................................... 147, 150
Operating................................................ 147
Heaters (Seat) ........................... 177, 178, 179
HFL (HandsFreeLink® )............................... 224
High Beam Indicator .................................. 73
Hill Start Assist System ............................. 272
HomeLink ® Universal Transceiver ............ 222I
Identification Numbers ............................ 432
Engine and Transmission ......................... 432
Vehicle Identification ............................... 432
Illumination Control ................................. 154
Knob ....................................................... 154
Immobilizer System .................................. 137
Indicator.................................................... 74 Indicators
.................................................... 66
Adaptive Cruise Control (ACC).......... 79, 285
All-Wheel Drive (AWD) with Intelligent Control System .................................................... 70
Anti-lock Brake System (ABS) .................... 69
Blind spot information (BSI) System ........... 77
Brake System ............................................ 66
Charging System............................... 68, 420
Collision Mitigati on Braking System
TM
(CMBSTM) .......................................... 80, 81
CRUISE CONTROL ............................. 76, 280
CRUISE MAIN.................................... 76, 279
Door and Tailgate Open ............................ 72
Electric Power Steering (EPS)
System ............................................ 72, 422
Fog Light .................................................. 74
High Beam ................................................ 73
Immobilizer System ................................... 74
Keyless Access System............................... 76
Lane Departure Warning (LDW) ................ 78
Lane Keeping Assist System (LKAS) ... 79, 303
Lights On .................................................. 74
Low Fuel ................................................... 69
Low Oil Pressure ............................... 67, 420
Low Tire Pressure/TPMS ............................ 73
Malfunction Indicator Lamp .............. 67, 421
Parking Brake and Brak e System ....... 66, 422
Seat Belt Reminder.............................. 30, 69
Security System Alarm............................... 75
Shift Lever Position.................................... 68
Supplemental Restraint System ........... 47, 70

445
Index
System Message ....................................... 75
Transmission ............................................. 68
Turn Signal ............................................... 73
Vehicle Stability Assist (VSA®)
System ............................................ 71, 309
VSA ® OFF.......................................... 71, 310
Information .............................................. 429
Instrument Panel ........................................ 65
Brightness Control .................................. 154
Interior Lights ........................................... 169
Interior Rearview Mirror ......................... 159
iPod ®......................................................... 205
J
Jack (Wheel Nut Wrench) ........................ 398
Jump Starting ........................................... 415
K
Key Number Tag ...................................... 121
Keyless Access System .............................. 123
Keyless Lockout Prevention ..................... 126
Keys ........................................................... 119
Lockout Prevention ................................. 126
Number Tag............................................ 121
Rear Door Won’t Open ........................... 129
Remote Transmitter ................................ 125
Two-way Keyless Access
Remote ................................. 119, 127, 270
Types and Functions................................ 119 Kickdown (Automatic Transmission)
....... 274
L
Lane Departure Warning (LDW).............. 297
Lane Keeping Assist System (LKAS) ......... 301
Language (HFL) ......................................... 225
LATCH (Child Seats) .............................. 55, 58
LDW (Lane Departure Warning) .............. 297
Lights ................................................. 147, 363
Automatic ............................................... 148
Bulb Replacement .................................... 363
Daytime Running Lights ........................... 150
Fog Lights ................................................ 150
High Beam Indicator .................................. 73
Interior .................................................... 169
Light Switches ......................................... 147
Lights On Indicator .................................... 74
Turn Signals and Hazard Warning ............ 147
Load Limits ................................................ 259
Locking/Unlocking .................................... 119
Auto Door Locking/Unlocking .................. 130
Childproof Door Locks ............................. 129
From Inside .............................................. 128
From Outside ........................................... 123
Keys ........................................................ 119
Using a Key ............................................. 126
Lockout Prevention System ...................... 126
Low Battery Charge .................................. 420
Low Fuel Indicator ...................................... 69
Low Oil Pressure Indicator ................. 67, 420Lower Anchors
...................................... 55, 58
Luggage (Maximum Load Limit) ............. 259
Lumbar Support ....................................... 162M
Maintenance............................................. 343
Battery .................................................... 383
Brake Fluid .............................................. 361
Cleaning ................................................. 387
Climate Control System ........................... 386
Coolant ................................................... 358
Maintenance Minder
TM............................ 347
Oil ........................................................... 354
Precautions ............................................. 344
Radiator .................................................. 359
Remote Transmitter ......................... 384, 385
Replacing Light Bulbs .............................. 363
Safety...................................................... 345
Service Items ........................................... 349
Tires ........................................................ 374
Transmission Fluid ................................... 360
Under the Hood ...................................... 351
Malfunction Indicator Lamp .............. 67, 421
Map Lights ................................................ 169
Maximum Load Limit ............................... 259
Meters, Gauges ........................................... 93