2020 Acura MDX HYBRID Owner's Manual

640
Handling the Unexpected
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
•The high temperature indicator comes on or the engine suddenly loses power.
• The Stop Driving When Safe. Engine Temperature Too Hot message appears
on the multi-information display (MID).
• Steam or spray comes out of the engine compartment.
■First thing to do
1. Immediately park the vehicle in a safe place.
2. Turn off all accessories and turn on the hazard warning lights.
u No steam or spray present: Keep the power system on and open the hood.
u Steam or spray is present: Turn off the power system and wait until it
subsides. Then open the hood.
1 How to Handle Overheating
NOTICE
Continuing to drive with the high temperature
indicator on may da mage the engine.
Continuing to drive with the Stop Driving When
Safe. Engine Temperature Too Hot message on
the multi-information display may damage the
engine.
3WARNING
Steam and spray from an overheated
engine can seri ously scald you.
Do not open the hood if steam is coming
out.
20 ACURA MDX E-AWD-31TRX6302.book 640 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

641
uuOverheating uHow to Handle Overheating
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
turn the power system off once the high
temperature indicator goes off.
u If the cooling fan is not operating,
immediately turn the power system off.
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 sufficiently, turn the power system on, and check the
high temperature indicator.
If the high temperature indicator is off, resu me driving. If it stay on, 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.
3WARNING
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 TankMAXMIN
20 ACURA MDX E-AWD-31TRX6302.book 641 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

642
Handling the Unexpected
Indicator, Coming On/Blinking
If 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 ha zard warning lights on.
■What to do after parking the vehicle
1. Turn the power system off and let it sit for approximately three
minutes.
2. Open the hood and check the oil level.
2 Oil Check P. 573
3.Start the engine and check th e low oil pressure indicator.
u The indicator goes off: Start driving again.
u The indicator does not go off with in 10 seconds: Immediately turn
the power system off and contact a dealer for repairs.
If the 12-Volt Battery Charging System Indicator
Comes On
■Reasons for the indicator to come on
Comes on when the 12-Volt battery is not being charged.
■What to do when the indicator comes on
Turn off the climate con trol system, rear defogger, and other electrical
systems, and immediately contact a dealer for repairs.
1 If the Low Oil Pressure Indicator Comes On
NOTICE
Running the engine with low oil pressure can cause
serious mechanical damage almost immediatelyM
1If the 12-Volt Battery Chargi ng System Indicator Comes On
If you need to stop temporarily, do not turn off the
power system. Restarting the power system may
rapidly discharge the battery.
20 ACURA MDX E-AWD-31TRX6302.book 642 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

643
uuIndicator, Coming On/Blinking uIf the Malfunction Indicator Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indica tor Lamp Comes On or
Blinks
■Reasons for the indicator la mp to come on or blink
• Comes on when there is a problem with the engine emissions control
system.
• 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.
1 If the Malfunction Indicato r Lamp Comes On or Blinks
NOTICE
If you drive with the malf unction indicator lamp on,
the emissions control system and the engine could be
damaged.
If the malfunction indicator lamp blinks again when
restarting the power system, drive to the nearest
dealer at 31 mph (50 km/h) or less. Have your vehicle
inspected.
20 ACURA MDX E-AWD-31TRX6302.book 643 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

644
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
Depress 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 regenerative braking.
If the Speed-Sensitive Electric Power Steering (EPS)
System Indicator Comes On
■Reasons for the indicator to come on
• Comes on when 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 power system.
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 re paired immediately.
It is dangerous to drive with low brake fluid. If there
is no resistance from the brake pedal, stop
immediately in a safe plac e. If necessary downshift
the gears.
If the brake system indicator and ABS indicator come
on simultaneously, the elec tronic brake distribution
system is not working. Th is can result in vehicle
instability under sudden braking.
Have your vehicle inspecte d by a dealer immediately.
If both red and amber brake system indicators come
on, stop the vehicle in a safe place and have it
inspected by a dealer immediately.U.S.
Canada
20 ACURA MDX E-AWD-31TRX6302.book 644 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

645
uuIndicator, Comin g On/BlinkinguIf the Electric Parking Brake System Indicator Comes On
Handling the Unexpected
If the Electric Parking Brake System Indicator Comes
On
■Reasons for the indicator to come on
Comes on when there is a proble m with the electric parking brake
system.
■What to do when th e indicator comes on
Avoid using the parking brake and immediately get your vehicle
inspected at a dealer.
■What to do when the electric parking brake indicator comes on
or blinks at the same time
Release the parking brake.
2 Parking Brake P. 518
•If the electric parking brake indicator remains on or blinks, even after
releasing the parking brake, immedi ately stop the vehicle in a safe
place, and call a dealer.
u Preventing the vehicle from mo ving, put the transmission into
(P.
• If only the electric parking brake indicator goes off, immediately get
your vehicle inspected at a dealer.
1 If the Electric Parking Brake System Indicator Comes On
If you apply the parking brake, it may not release.
If the electric parking bra ke indicator also turns on,
the parking brake is still applied.
When the electric parking br ake indicator blinks at
the same time as the electric parking brake system
indicator, the system must be checked. The parking
brake may not operate under these conditions.
20 ACURA MDX E-AWD-31TRX6302.book 645 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

646
uuIndicator, Coming On/Blinking uIf the Low Tire Pressure/TPMS Indicator Comes On or Blinks
Handling the Unexpected
If the Low Tire Pressure/TPMS Indicator Comes On or
Blinks
■Reasons for the indicator to come on or blink
A tire pressure is significantly low. If there is a problem with the TPMS
with Tire Fill Assist or the compact spare tire
* is installed, the indicator
blinks for about one mi nute, and then stays on.
■What to do when the indicator comes on
Drive carefully and avoid abrupt cornering and hard braking.
Stop your vehicle in a safe place. Ch eck the tire pressure and adjust the
pressure to the specified level. The sp ecified tire pressure is on a label on
the driver side doorjamb.
If the compact spare tire
* causes the indicator to come on, change the
tire to a full-size tire.
■What to do when the indicator blinks
Have the tire inspected by a dealer as soon as possible. If the compact
spare tire
* causes the indicator to first b link, and then stays on, change
the tire to a full-size tire. The indi cator goes off after driving for a few
miles (kilometers).
If the Transmission System Indicator Blinks along
with the Warning Message
■Reasons for the in dicator to blink
The transmission is malfunctioning.
■What to do when the indicator blinks
• Immediately have your vehi cle inspected by a dealer.
1If the Low Tire Pressure/TPMS Indicator Comes On or Blinks
NOTICE
Driving on an extremely unde rinflated tire can cause
it to overheat. An overheated tire can fail. Always
inflate your tires to the prescribed levelM
TPMS with Tire Fill Assist provides visual and audible
assistance during tire pre ssure adjustment. With the
power mode in ON, while y ou adjust tire pressure up
or down, the system alerts you as follows:
Below recommended pressure: The beeper
sounds and exterior lights flash once every five
seconds.
At recommended pressure: The beeper sounds
and the exterior lights flash rapidly for five seconds.
Above recommended pressure: The beeper
sounds and lights flash tw ice every two seconds.
1If the Transmission System In dicator Blinks along with the
Warning Message
You may not be able to turn on the power system.
Make sure to set the parking brake when parking
your vehicle.
Call a professional towing service if you need to tow
your vehicle. 2 Emergency Towing P. 657
* Not available on all models
20 ACURA MDX E-AWD-31TRX6302.book 646 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分

647
uuIndicator, Comi ng On/BlinkinguIf the Power System Indicator Comes On
Handling the Unexpected
If the Power System Indicator Comes On
■Reasons for the indicator to come on
Comes on when there is a prob lem with the hybrid system.
■What to do when the indicator comes on
Avoid high speeds and immediately have your vehicle inspected by a
dealer.
20 ACURA MDX E-AWD-31TRX6302.book 647 ページ ２０２０年２月１１日　火曜日　午後１時 ４５分