2015 Acura MDX stop start

441
Handling the Unexpected
This chapter explains how to handle unexpected troubles.
Tools
Types of Tools .................................. 442
If a Tire Goes Flat Changing a Flat Tire
*....................... 443
Temporarily Repairing a Flat Tire
*..... 450
Engine Does Not Start Checking the Engine ........................ 462
If the Keyless Access Remote Battery is Weak ............................................. 463
Emergency Engine Stop ................... 464
Jump Starting .................................... 465
Shift Lever Does Not Move .............. 467Overheating
How to Handle Overheating............. 468
Indicator, Coming On/Blinking
If the Low Oil Pressure Indicator Comes On ............................................. 470If the Charging System Indicator Comes
On ................................................. 470
If the Malfunction Indicator Lamp Comes On or Blinks ................................... 471If the Brake System Indicator (Red) Comes On .................................................... 472
If the Speed-Sensitive Electric Power Steering
(EPS) System Indicator Comes On ........... 472If the Low Tire Pressure/TPMS Indicator Comes On or Blinks ....................... 473
Fuses Fuse Locations ................................. 474
Inspecting and Changing Fuses ........ 479
Emergency Towing ........................... 480
When You Cannot Unlock the Fuel Fill Door ................................................. 481When You Cannot Open the Tailgate
.. 482
* Not available on all models

462Handling the Unexpected
Engine Does Not StartChecking the EngineIf the engine does not start, check the starter.
Starter condition
Checklist
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 MID.●If the To Start, Hold Remote Near Start Button message appears
2If the Keyless Access Remote Battery is Weak P. 463
uMake sure the keyless access remote is in its operating range.
2 ENGINE START/STOP Button Operating Range P. 141
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
2Battery P. 430
●If the interior lights come on normally
2 Fuses P. 474
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. 324
Check the immobilizer system indicator.
When the immobilizer system indicator is blinking, the engine cannot be started.
2Immobilizer System P. 135
Check the fuel level.
There should be enough fuel in the tank.
2 Fuel Gauge P. 97
Check the fuse.
Check all fuses, or have the vehicle checked by a dealer.
2Inspecting and Changing Fuses P. 479
If the problem continues:
2Emergency Towing P. 480
1Checking the Engine
If you must start the vehicle immediately, use an
assisting vehicle to jump start it.
2 Jump Starting P. 465

463
uuEngine Does Not Start uIf the Keyless Access Remote Battery is Weak
Handling the Unexpected
If the Keyless Access Remote Battery is WeakIf the beeper sounds, the To Start, Hold Remote Near Start Button message
appears on the MID, the indicator on 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 indicator on the
ENGINE START/STOP button is flashing.
The buttons on the keyless access remote
should be facing you.
u The indicator 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
indicator changes from flashing to on.
u If you don’t depress the pedal, the mode
will change to ACCESSORY.

464
uuEngine Does Not Start uEmergency Engine Stop
Handling the Unexpected
Emergency Engine StopThe ENGINE START/STOP button may be used to stop the engine due to an
emergency situation even while driving. If you mus t 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 two 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 and 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 OFF, change the gear position to
(P
after the
vehicle comes to a complete stop. Then press the ENGINE START/STOP button
twice without depressing the brake pedal.
1 Emergency Engine StopNOTICEDo not press the button while driving unless it is
absolutely necessary for the engine to be switched
off.

469
uuOverheating uHow to Handle Overheating
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge needle goes down.
u If the cooling fan is not operating,
immediately stop the engine.
2. Once the engine has cooled down, inspect
the coolant level and check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, add coolant until it reaches the
MAX mark.
u If there is no coolant in the reserve tank,
check that the radiator is cool. Cover the
radiator cap with a heavy cloth and open
the cap. If necessary, add coolant up to
the base of the filler neck, and put the
cap back on.■Last thing to do
Once the engine has cooled sufficien tly, restart it and check the temperature gauge.
If the temperature gauge needle has gone down, resume driving. If it has not gone
down, contact a dealer for repairs.
1 How to Handle Overheating
If the coolant is leaking, contact a dealer for repairs.
Use water as an emergency/temporary measure only.
Have a dealer flush the system with proper antifreeze
as soon as possible.
3
WARNING
Removing the radiator cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the radiator cap.
Reserve Tank
MAX
MIN

470Handling the Unexpected
Indicator, Coming On/BlinkingIf the Low Oil Pressure Indicator Comes On
■Reasons for the indicator to come on
Comes on when the engine oil pressure is low.■What to do as soon as the indicator comes on
1. Immediately park the vehicle on level ground in a safe place.
2. If necessary, turn the hazard warning lights on.■What to do after parking the vehicle
1. Stop the engine and let it sit for about three minutes.
2. Open the hood and check the oil level.2 Oil Check P. 403
3.Start the engine and check the low oil pressure indicator.
u The indicator goes off: Start driving again.
u The indicator does not go off within 10 seconds: Stop the engine
and contact a dealer for repairs immediately.
If the Charging System Indicator Comes On
■Reasons for the indicator to come on
Comes on when the battery is not being charged.■What to do when the indicator comes on
Turn off the climate control system, rear defogger, and other electrical
systems, and immediately contact a dealer for repairs.
1 If the Low Oil Pressure Indicator Comes OnNOTICERunning the engine with low oil pressure can cause
serious mechanical damage almost immediately.1If the Charging System Indicator Comes On
If you need to stop temporarily, do not turn off the
engine. Restarting the engine may rapidly discharge
the battery.

471
uuIndicator, Coming On/Blinking uIf the Malfunction Indicator Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indicator Lamp Comes On or Blinks
■Reasons for the indicator lamp to come on or blink
• Comes on if there is a problem with the engine emissions control
system, or the fuel fill cap is missing, or loose.
• Blinks when engine misfiring is detected.■What to do when the indicator lamp comes on
Avoid high speeds and immediately get your vehicle inspected at a
dealer.■What to do when the indicator lamp blinks
Park the vehicle in a safe place with no flammable items and wait at least
10 minutes or more with the engine stopped until it cools.
■The message appears on when:
An evaporative system leak is detected. This may be caused by the fuel fill cap being
loose or not being installed.■What to do when the message appears:
1. Stop the engine.
2. Check if the fuel fill cap is fully installed.
u If not, loosen the cap, and then retighten it until it clicks at least once.
3. Drive for several days of normal driving.
u The message should go off.■When the malfunction indicator lamp comes on
The malfunction indicator lamp comes on if the system continues to detect a leak of
the gasoline vapor. If this happens, follow the procedures described earlier to check
the fuel fill cap.■
Tighten Fuel Cap Message
1 If the Malfunction Indicator Lamp Comes On or BlinksNOTICEIf you drive with the malfunction indicator lamp on,
the emissions control system and the engine could be
damaged.
If the malfunction indicator lamp blinks again when
restarting the engine, drive to the nearest dealer at
31 mph (50 km/h) or less. Have your vehicle
inspected.

472
uuIndicator, Coming On/Blinking uIf the Brake System Indicator (Red) Comes On
Handling the Unexpected
If the Brake System Indicator (Red) Comes On
■Reasons for the indicator to come on
• The brake fluid is low.
• There is a malfunction in the brake system.■What to do when the indicator comes on while driving
Press the brake pedal lightly to check pedal pressure.
• If normal, check the brake fluid level the next time you stop.
• If abnormal, take immediate action. If necessary, downshift the
transmission to slow the vehicle using engine braking.
If the Speed-Sensitive Electric Power Steering (EPS) System Indicator Comes On
■Reasons for the indicator to come on
• Comes on if there is a problem with the EPS system.
• If you depress the accelerator pedal repeatedly to increase the engine
speed while the engine is idling, the indicator comes on, and
sometimes the steering wheel becomes harder to operate.■What to do when the indicator comes on
Stop the vehicle in a safe place and restart the engine.
If the indicator comes on and stays on, immediately have your vehicle
inspected by a dealer.
1 If the Brake System Indicator (Red) Comes On
Have your vehicle repaired immediately.
It is dangerous to drive with low brake fluid. If there
is no resistance from the brake pedal, stop
immediately in a safe place. If necessary downshift
the gears.
If the brake system indicator and ABS indicator come
on simultaneously, the electronic brake distribution
system is not working. This can result in vehicle
instability under sudden braking.
Have your vehicle inspected by a dealer immediately.
U.S.
Canada