2021 HONDA PILOT engine

697Continued
Handling the Unexpected
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
•The temperature gauge needle is at the mark or the engine suddenly loses
power.
• Stop Driving When Safe. En gine Temperature Too Hot message appears on
the driver information interface.
• 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 engine running and open the hood.
u Steam or spray is present: Turn off the engine and wait until it subsides.
Then, open the hood.
1 How to Handle Overheating
NOTICE
Continuing to drive with the temperature gauge
needle at the mark may damage the engine.
Continuing to drive with the Stop Driving When
Safe. Engine Temperature Too Hot message on
the driver information interface 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.
H
H
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uuOverheating uHow to Handle Overheating
698
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 an d check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, remove the engine compartment
cover then add coolant until it reaches
the MAX mark.
2Engine Compartment Cover P. 639
uIf 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, re start 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.
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 Tank
MAXMIN
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699
Handling the Unexpected
Indicator, Coming On/Blinking
If the Low Oil Pressure Warning Appears
■Reasons for the warning to appear
Appears when the engine oil pressure is low.
■What to do as soon as the warning appears
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.
u Add oil as necessary.
2 Oil Check P. 641
3.Start the engine and check the low oil pressure warning.
u The warning disappears: Start driving again.
u The warning does not disappear 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 Warning Appears
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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700
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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701
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 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 acti on. If necessary, downshift the
transmission to slow the vehicle using engine braking.
If the Electric Power Steeri ng (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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702
uuIndicator, Coming On/Blinking uIf the Low Tire Pressure/Tire Pressure Monitoring System (TPMS) Indicator Comes On or Blinks
Handling the Unexpected
If the Low Tire Pressure/Tire Pressure Monitoring
System (TPMS) Indicato r 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
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.
■What to do when the indica tor blinks, then remains on
Have the tire inspected by a dealer as soon as possible. If the compact
spare tire causes the indicator to blink, change the tire to a full-size tire.
The indicator 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.
• Change the gear position to
(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.
2 Starting the Engine P. 524
1If the Low Tire Pressure/Tire Pressure Monitoring System (TPMS)
Indicator Comes On or Blinks
NOTICE
Driving on an extremely underinflated tire can cause
it to overheat. An overheated tire can fail. Always
inflate your tires to the prescribed level.
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 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. 708
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703Continued
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 passenger's side damper
house. Push the tabs to open the box.
■Engine Compartment Fuse
Box Type A
Tab
■Circuit protected and fuse rating
Circuit ProtectedAmps
1
−(70 A)
REAR BLOWER30 A
ABS/VSA MTR40 A
ABS/VSA FSR20 A
MAIN FAN30 A
MAIN FUSE150 A
2
SUB FAN30 A
WIP MTR30 A
WASHER20 A
SUNSHADE*1(20 A)−*2
ENGINE MOUNT30 A
FRONT BLOWER40 A
A/C INVERTER*1(30 A)−*2
STANDARD AMP*1(30 A)−*2
REAR DEF40 A
−(30 A)
PREMIUM AMP*1(20 A)−*2
3
−−
−−
−−
−−
*1:Models with Display Audio
*2:Models with color audio system 4 PARKING LIGHT 10 A
5CRUISE CANCEL SW(7.5 A)*1
−−*2
6 STOP LIGHT 10 A
7FI SUB VSS(10 A)*1
−−*2
8L
H/L L O 1 0 A
9−−
10 R H/L LO 10 A
11IGPS7.5 A
12 INJECTOR 20 A
13H/L LO MAIN20 A
14 FI-ECU BACKUP (10 A)
15FRONT FOG*(10 A)
16 HAZARD 15 A
17
PASSENGER P/SEAT (RECLINE)*(20 A)*1
−−*2
18 PASSENGER P/SEAT
(SLIDE)*(20 A)*1
−−*2
19PREMIUM AMP*(20 A)*1
−−*2
Circuit ProtectedAmps
* Not available on all models
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704
uuFuses uFuse Locations
Handling the Unexpected
*1:Models with Display Audio
*2:Models with color audio system
Circuit ProtectedAmps
20 MG CLUTCH 7.5 A
21MAIN RLY15 A
22 FI SUB 15 A
23IG COIL15 A
24 DBW 15 A
25SMALL/STOP MAIN20 A
26 BACK UP 10 A
27HTD STRG WHEEL*(15 A)*1
−−*2
28 HORN 10 A
29RADIO15 A*1
20 A*2
Fuse locations are sh own 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 B
Tab
■Circuit protected and fuse rating
Circuit ProtectedAmps
1
ST CUT1*(40 A)
4WD*(20 A)
IG MAIN30 A
IG MAIN230 A
P/TAILGATE MOTOR*(40 A)
F/B MAIN260 A
F/B MAIN60 A
EPS60 A
2TRAILER MAIN(30 A)
3TRAILER E-BRAKE(20 A)
4 BATTERY SENSOR 7.5 A
5H/L HI MAIN20 A
6 P/TAILGATE CLOSER*(20 A)
7CTR ACC SOCKET20 A
8 REAR ACC SOCKET*(20 A)
9FRONT WIPER DEICER*(15 A)
10 ACC/IG2_MAIN 10 A
11TRAILER CHARGE(20 A)
12IDLE STOP ST CUT(30 A)
13IDLE STOP(30 A)
14IDLE STOP(30 A)
15ELECTRONIC GEAR SELECTOR(15 A)
16REAR HEATED SEAT*(20 A)
17ST CUT FEED BACK7.5 A
* Not available on all models
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