stop start Acura ILX 2019 Owner's Guide
Page 431 of 621
uuWhen Driving uStarting the Engine
430
Driving
1. Depress the brake pedal and press the  ENGINE START/STOP button 
simultaneously. 
2. Keeping your right foot on the brake peda l, release the parking brake. Check that 
the parking brake indicator has gone off.
3. Put the transmission into 
(D. Select (R when reversing.
4. Gradually release the brake pedal and gently depress the accelerator pedal to pull 
away.
■Hill Start Assist System
Hill start assist keeps the brake engaged br iefly to help prevent the vehicle from 
rolling on inclines as you move your fo ot from the brake pedal to the accelerator.
Put the transmission into 
(D or (S when facing uphill, or (R when facing downhill, 
then release the brake pedal.
■Starting to Drive
When the engine was started using the two-way keyless access remote*
When the engine was started in any case
1 Hill Start Assist System
Hill start assist may not  prevent the vehicle from 
rolling downhill on a very steep or slippe ry slope, and 
will not operate on small inclines.
Hill start assist will operate even when VSA ® is 
switched off.
Hill start assist is not a replacement for the parking 
brake.
* Not available on all models
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Page 450 of 621
449
uuAcuraWatchTMuCollision Mitigation Braking SystemTM (CMBSTM)
Continued
Driving
Collision Mitigation Braking SystemTM (CMBSTM)
Can assist you when there is a possibility of your vehicle colliding with a vehicle or a 
pedestrian detected in front of yours. The CMBSTM is designed to alert you when a 
potential collision is determined, as well as  to reduce your vehicle speed to help 
minimize collision severity when a collision is deemed unavoidable.
■How the system works
1 Collision Mitigation Braking SystemTM (CMBSTM)
Important Safety Reminder
The CMBS
TM is designed to reduce the severity of an 
unavoidable collision. It do es not prevent a collision 
nor stop the vehicle automati cally. It is still your 
responsibility to operate the brake pedal and steering 
wheel appropriately acco rding to the driving 
conditions.
The CMBS
TM may not activate or may not detect a 
vehicle in front of y our vehicle under certain 
conditions:
2 CMBS
TM Conditions and Limitations  P. 453
You can read about handling information for the 
camera equipped with this system. 2 Front Sensor Camera  P. 488
For directions on the prop er handling of the radar 
sensor, refer to the following page. 2 Radar Sensor  P. 490
When the CMBS
TM activates, it  may automatically 
apply the brake. It will be canceled when your vehicle 
stops or a potential coll ision is not determined.
The system starts monitoring the roadway ah ead when your vehicle speed is about 
3 mph (5 km/h) and there is a vehicle in front of you. The radar sensor is 
behind the emblem.
The CMBS
TM activates when:●The speed difference between your vehicle and a vehicle or pedestrian 
detected in front of you becomes about 3 mph (5 km/h) and over with a chance 
of a collision.
●Your vehicle speed is about 62 mph (100 km /h) or less and there is a chance of a 
collision with an oncoming detected vehicle or a pedestrian in front of you. The camera is 
located behind the 
rearview mirror.
When to use
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Page 478 of 621
Continued477
uuAcuraWatchTMuLane Keeping Assist System (LKAS)
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 Cancel1 To Cancel
Pressing the  MAIN button also turns ACC on and off.
MAIN Button
LKAS Button
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Page 479 of 621
478
uuAcuraWatchTMuLane Keeping Assist System (LKAS)
Driving
■The system operation is suspended if 
you:
• Set the wipers to continuous operation.
u Turning the wipers off resumes the 
LKAS.
• Set the wiper switch to AUTO  and the 
wipers operate continuously.
u The LKAS resumes when the wipers stop 
or operate intermittently.
• 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.
When the LKAS is suspended, 
the lane lines on the multi-
information disp lay change to 
contour lines, and the beeper 
sounds (if activated).
Models with automatic intermittent wipers
All models
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Page 494 of 621
493
uuBraking uAnti-lock Brake System (ABS)
Driving
Anti-lock Brake System (ABS)
Helps prevent the wheels from locking up,  and helps you retain steering control by 
pumping the brakes rapidly, much faster than you.
The electronic brake distribu tion (EBD) system, which is part of the ABS, also 
balances the front-to-rear braking distribution according to vehicle loading.
You should never pu mp the brake pedal. Let the ABS work for you by always 
keeping firm, steady pressure on the brake pe dal. This is sometimes referred to as 
“stomp and steer.”
■ABS operation
The brake pedal may pulsate slightly when  the ABS is working. Depress the brake 
pedal and keep holding the pedal firmly do wn. On dry pavement, you will need to 
press on the brake pedal very hard before th e ABS activates. However, you may feel 
the ABS activate immediately if you  are trying to stop on snow or ice.
ABS may activate when you depres s the brake pedal when driving on:
• Wet or snow covered roads.
• Roads paved with stone.
• Roads with uneven surf aces, such as potholes, cracks, manholes, etc.
When the vehicle speed goes unde r 6 mph (10 km/h), the ABS stops.
■ABS1Anti-lock Brake System (ABS)
NOTICE
The ABS may not function correctly if you use a tire of 
the wrong size or type.
If the ABS  indicator comes on while driving, there 
may be a problem with the system.
While normal braking will not  be affected, there is a 
possibility that the ABS wi ll not be operating. Have 
your vehicle checked by  a dealer immediately.
The ABS is not designed  for the purpose of reducing 
the time or distance it takes for a vehicle to stop: It is 
designed to limit brake lockup which can lead to 
skidding and loss of steering control.
In the following cases, yo ur vehicle may need more 
distance to stop than a vehicle without the ABS:
•You are driving on rough or uneven road surfaces, 
such as gravel or snow.
•The tires are equipped with tire chains.
The following may be observed with the ABS system:
•Motor sounds coming from the engine 
compartment when the brakes are applied, or 
when system checks are being performed after the 
engine has been  started and while the vehicle 
accelerates.
•Brake pedal and/or the vehicle body vibration when 
ABS activates.
These vibrations and sou nds are normal to ABS 
systems and are no cause for concern.
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Page 521 of 621
uuMaintenance Under the Hood uChanging the Engine Oil and Oil Filter
520
Maintenance
5. Remove the screws and remove the rid.
6. Remove the oil filter and dispose of the 
remaining oil.
7. Check that the filter ga sket is not stuck to 
the engine contact surface.
u If it is stuck, you must detach it.
8. Wipe away dirt and dust adhering to the 
contact surface of the engine block, and 
install a new oil filter.
u Apply a light coat of new engine oil to 
the filter gasket.
9. Put a new washer on the drain bolt, then 
reinstall the drain bolt.
u Tightening torque: 
30 lbf∙ft (40 N∙m, 4.0 kgf∙m)
10. Pour the recommended engine oil into the 
engine.
u Engine oil change capacity (including 
filter): 
4.6 US qt (4.4 L)
11. Reinstall the engine oi l fill cap securely and 
start the engine.
12. Run the engine for a few minutes, and 
then check that ther e is no leak from the 
drain bolt or oil filter.
13. Stop the engine, wait for three minutes, 
and then check the  oil level on the 
dipstick.
u If necessary, add more engine oil.1Changing the Engine Oil and Oil Filter
You will need a special wrench to replace the oil 
filter. You can buy this wrench from a dealer.
When installing the new oil filter, follow the 
instructions supplied with the oil filter.
Reinstall the engine oil fill  cap. Start the engine. The 
low oil pressure indicator should go off within five 
seconds. If it does not, turn off the engine, and check 
your work.
Screw
Rid
Oil Filter
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Page 554 of 621
553
Handling the Unexpected
This chapter explains how to handle unexpected troubles.
ToolsTypes of Tools .................................. 554
If a Tire Goes Flat Temporarily Repairi ng a Flat Tire....... 555
Changing a Flat Tire ......................... 570
Engine Does Not Start Checking the Engine ........................ 577
If the Keyless Access Remote Battery is Weak ............................................. 578
Emergency Engine Stop ................... 579
Jump Starting .................................... 580
Models with optional spare tire
Shift Lever Does Not Move .............. 583
Overheating How to Handle Overheating............. 584
Indicator, Coming On/Blinking
If the Low Oil Pressure Indicator Comes  On................................................ 586
If the Charging System Indicator Comes 
On ................................................. 586
If the Malfunction Indicator Lamp Comes  On or Blinks ..................................... 587
If the Brake System Indicator (Red) Comes On .................................. 588
If the Electric Power Steering (EPS) System 
Indicator Comes On......................... 588
If the Low Tire Pressure/TPMS Indicator  Comes On or Blinks ....................... 589
Fuses Fuse Locations ................................. 590
Inspecting and Changing Fuses ........ 592
Emergency Towing ........................... 593
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Page 578 of 621
577
Handling the Unexpected
Engine Does Not Start
Checking the Engine
If the engine does not start, check the starter.
Starter conditionChecklist
Starter doesn’t turn or turns 
over slowly.
The battery may be dead. Check 
each of the items on the right and 
respond accordingly.Check for a message on the multi-information display.
●If the To Start, Hold Remote Near Start Button  message appears
2If the Keyless Access Remote Battery is Weak  P. 578
uMake sure the keyless remote is in its operating range.
2 ENGINE START/STOP Button Operating Range  P. 135
Check the brightness of the interior lights.
Turn on the interior lights and check the brightness.
●If the interior lights are dim or do not come on at all
2 Battery  P. 541●If the interior lights come on normally 2 Fuses  P. 590
The starter turns over normally 
but the engine doesn’t start.
There may be a problem with the 
fuse. Check each of the items on 
the right and respond accordingly. Review the engine start procedure.
Follow its instructions, and try 
to start the engine again. 
2 Starting the Engine  P. 426
Check the immobilizer system indicator.
When the immobilizer system indicator is blinking, the engine cannot be started.
2Immobilizer System P. 128
Check the fuel level.
There should be enough  fuel in the tank. 
2 Fuel Gauge  P. 88
Check the fuse.
Check all fuses, or have the vehicle checked by a dealer.
2Inspecting and Changing Fuses P. 592
If the problem continues:
2Emergency Towing  P. 593
1Checking the Engine
If you must start the vehi cle immediately, use an 
assisting vehicle or booster  battery to jump start it.
2 Jump Starting  P. 580
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Page 579 of 621
578
uuEngine Does Not Start uIf the Keyless Access Remote Battery is Weak
Handling the Unexpected
If the Keyless Access Re mote Battery is Weak
If the beeper sounds, the To Start, Hold Remote Near Start Button  message 
appears on the multi-information display, and the  ENGINE START/STOP button 
flashes, and the engine won’t start, start the engine as follows:
1.Touch the center of the  ENGINE START/
STOP  button with the  A logo on the keyless 
access remote while the  ENGINE START/
STOP button is flashing. The buttons on 
the keyless access remo te should be facing 
you.
u The  ENGINE START/STOP  button 
flashes for about 30 seconds.
2. Depress the brake pedal and press the 
ENGINE START/STOP  button within 10 
seconds after the beeper sounds and the 
ENGINE START/STOP  button changes 
from flashing to on.
u If you don’t depress the pedal, the mode 
will change to ACCESSORY.
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Page 580 of 621
579
uuEngine Does Not Start uEmergency Engine Stop
Handling the Unexpected
Emergency Engine Stop
The  ENGINE START/STOP  button may be used to stop the engine due to an 
emergency situation even while driving. If  you must stop the engine, do either of the 
following operations:
• Press and hold the  ENGINE START/STOP  button for about two seconds.
• Firmly press the  ENGINE START/STOP  button three times.
The steering wheel will not lock. However,  because turning off the engine disables 
the power assist the engine provides to  the steering and braking systems, it will 
require significantly more physical effort an d time to steer and slow the vehicle. Use 
both feet on the brake pedal to slow down  the vehicle and stop immediately in a 
safe place.
The power mode is in ACCESSORY when the engine is stopped.
To change the mode to VEHICLE OF F, move the shift position to 
(P after the vehicle 
comes to a complete stop.
1 Emergency Engine Stop
Do not press the  ENGINE START/STOP  button while 
driving unless it is absolute ly necessary for the engine 
to be turned off.
If you press the  ENGINE START/STOP button while 
driving, the beeper sounds.
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