engine Acura MDX 2018 Owner's Manual

uuOverheating uHow to Handle Overheating
652
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge needle comes down.
u If the cooling fan is not operating,
immediately stop the engine.
2. Once the engine has cooled down, inspect
the coolant level an d 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 coolan t 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, restart it and check the temperature gauge.
If the temperature gauge needle has gone do wn, 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.
Continuing to drive with the Stop Driving When
Safe. Engine Temperature Too Hot message on
the multi-information display may damage the
engine.
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
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653
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 hazard warning lights on.
■What to do after parking the vehicle
1. Stop the engine and let it sit for approximately three minutes.
2. Open the hood and check the oil level.
2 Oil Check P. 585
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 within 10 seconds: Immediately stop
the engine and contact a dealer for repairs.
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 th e indicator comes on
Turn off the climate control system, rear defogger, and other electrical
systems, and immediately co ntact a dealer for repairs.
1If the Low Oil Pressure Indicator Comes On
NOTICE
Running 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 engi ne may rapidly discharge
the battery.
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654
uuIndicator, Coming On/Blinking uIf the Malfunction Indicato r Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indicator 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 engine, drive to the nearest dealer at
31 mph (50 km/h) or less. Have your vehicle
inspected.
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655
uuIndicator, Comin g On/BlinkinguIf 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 indica tor 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 acti on. 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 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 th e 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 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.U.S.
Canada
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657
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 minute, and then stays on.
■What to do when th e 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 spec ified tire pressure is on a label on
the driver side doorjamb.
■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 blink, ch ange the tire to a full-size tire.
The indicator goes off after driving for a few miles (kilometers).
If the Transmission Syst em Indicator Blinks along
with the Warning Message
■Reasons for the indicator to blink
There is a problem with the transmission system.
■What to do when the indicator blinks
• Immediately have your vehicle inspected by a dealer.
• Select
(N after starting the engine.
u Check if the
(N position in the instrume nt panel and the indicator
on the
(N button light/blink.
u The engine cannot be turned on unless the parking brake is set.
2 Starting the Engine P. 465
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 level.
TPMS Fill Assist provides visual and audible assistance
during tire pressure adjustment. With the power
mode in ON, while you 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 exterior lights flash ra pidly for ~ five seconds.
Above recommended pressure: The beeper
sounds and lights flash twice every three seconds.
1 If the Transmission System In dicator Blinks along with the
Warning Message
You may not be able to start the engine.
Make sure to set the pa rking brake when parking
your vehicle.
Call a professional towing service if you need to tow
your vehicle. 2 Emergency Towing P. 666
* Not available on all models
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658
Handling the Unexpected
Fuses
Fuse Locations
If any electrical devices are not working, set
the power mode to VEHICLE OFF (LOCK)
and check to see if any applicable fuse is
blown.
Fuse locations are shown on the fuse box
cover. Locate the fuse in question by the
fuse number and box cover number.
Located near the brake fluid reservoir. Push
the tabs to open the box.
■Engine Compartment Fuse
Box Type A
Tab
■Circuit protected and fuse rating
Circuit ProtectedAmps
1STRLD*27.5 A
2−−
3ACG FR15 A
4 Washer 15 A
5IG1 OP*1(7.5 A)
6 ECU FR 7.5 A
7VBSOL*1(10 A)
Starter*27.5 A
8FI Sub 15A
9DBW15 A
10 FI Main 15 A
11IG Coil15 A
12 DRL R 10 A
13DRL L10 A
14 Injector 20 A
15Radio*120 A*1:Models without Auto Idle Stop
*2:Models with Auto Idle Stop 16 Back Up 10 A
17MG Clutch(7.5 A)
18 FR Fog*7.5 A
19−−
20 H/L HI R 7.5 A
21−−
22 Small*110 A
23−−
24 H/L HI L 7.5 A
25SBW15 A
26 H/L LO R 10 A
27H/L LO L10 A
28 Oil LVL 7.5 A
29Main Fan30 A
30 Sub Fan 30 A
31Wiper Main30 A
Circuit ProtectedAmps
* Not available on all models
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659
uuFuses uFuse Locations
Continued
Handling the Unexpected
Fuse locations are shown on the fuse box
cover. Locate the fuse in question by the
fuse number and box cover number.
Located near the battery. Push the tabs to
open the box.
■Engine Compartment Fuse
Box Type B
Tab
■Circuit protected and fuse rating
Circuit ProtectedAmps
1Main Fuse150 A
2
VSA MTR40 A
VSA FSR 20 A
Stop&Horn Hazard
*30 A
Hazard*
RR BLOWER&BMS 30 A
DC/DC 3*60 A
RR F/B-2 60 A
AS F/B-2 60 A EPS 60 A
3
H/L Washer*(30 A)
IG1B Main30 A
R/B Main60 A
DR F/B-150 A
AS F/B-150 A
RR F/B-160 A
IG1A Main30 A
DR F/B-250 A
4 FI Main 40 A
5FR Blower40 A
6RR DEF 40A
7IG1 Main ST30 A
8 Stop & Horn*20 A
Stop*10 A
9Hazard10 A
10 BMS 7.5 A
11Small LT*7.5 A
Circuit ProtectedAmps
* Not available on all models
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660
uuFuses uFuse Locations
Handling the Unexpected
Located near the + terminal on the battery.
Pull up the cover.
Replacement of this fuse should be done by
a dealer.
Fuse location is shown on the back of the
positive battery terminal cover.
■Engine Compartment Fuse
Box Type C
FusePositive Battery
Terminal Cover
■Circuit protected and fuse rating
Circuit ProtectedAmps
Fan Main60 A
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665
uuFuses uInspecting and Changing Fuses
Handling the Unexpected
Inspecting and Changing Fuses
1. Set the power mode to VEHICLE OFF
(LOCK). Turn headlights and all accessories
off.
2. Remove the fuse box cover.
3. Check the large fuse in the engine
compartment.
u If the fuse is blown, use a Phillips-head
screwdriver to remove the screw and
replace it with a new one.
4. Inspect the small fu ses in the engine
compartment and the vehicle interior.
u If there is a blown fuse, remove it with
the fuse puller and replace it with a new
one.1Inspecting and Changing Fuses
NOTICE
Replacing a fuse with on e that has a higher rating
greatly increases the chances of damaging the
electrical system.
Replace fuse with a spare fuse of the same specified
amperage
Confirm the specified amperage using the charts on
P. 658 to P. 664.
There is a fuse puller in the engine compartment fuse
box.
If the radio fuse is remove d, the audio system will
disable itself.
Combined
Fuse Blown Fuse
Fuse Puller
Blown Fuse
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669
Handling the Unexpected
Refueling
Refueling From a Portable Fuel Container
If you have run out of fuel and need to refuel your vehicle from a portable fuel
container, use the funnel provided with your vehicle.
1.Turn off the engine.
2. Press the fuel fill door release button.
u The fuel fill door opens.
3. Take the funnel out of its clip in the cargo
area.
2 Types of Tools P. 626
4.Place the end of the funnel on the lower
part of filler opening, then insert it slowly
and fully.
u Make sure that the end of the funnel
goes down along with the filler pipe.
5. Fill the tank with fuel from the portable fuel
container.
u Pour fuel carefully so you do not spill any.
6. Remove the funnel from the filler neck.
u Wipe up any fuel from the funnel before
storing it.
7. Shut the fuel fill door by hand.
1Refueling From a Portable Fuel Container
NOTICE
Do not insert the nozzle of a portable fuel container
or any funnel other than the one provided with your
vehicle. Doing so can damage the fuel system.
Do not try to pry open or push open the sealed fuel
tank with foreign objects. This can damage the fuel
system and its seal.
Make sure the fuel in the portable fuel container is
gasoline before you refuel.
3WARNING
Gasoline is highly flammable and explosive.
You can be burned or seriously injured
when handling fuel.
• Stop the engine, and keep heat, sparks,
and flame away.
• Handle fuel only outdoors.
• Wipe up spills immediately.
Funnel
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