2021 HONDA ODYSSEY engine overheat

Contents
Child Safety P. 67Exhaust Gas Hazard P. 85Safety Labels P. 86
Tailgate P. 171 Sliding Doors P. 182
Moonroof* P. 197 Operating the Switches Around the Steering Wheel P. 198
Interior Convenience Items P. 239 Climate Control Syst em P. 263, 268
Audio Error Messages P. 382 General Information on the Audio System P. 387
Customized Features P. 459, 465 HomeLink ® Universal Transceiver* P. 484 Bluetooth ® HandsFreeLink ® P. 487, 512
When Driving P. 552 Honda Sensing® P. 588 Braking P. 640
Refueling P. 661 Fuel Economy and CO
2 Emissions P. 664
Maintenance Under the Hood P. 675 Replacing Light Bulbs P. 688
Checking and Maintaining Tires P. 699 Battery P. 708 Remote Transmitter Care P. 710
Climate Control System Maintenance P. 713 Clea ning P. 714 Accessories and Modifications P. 720
Engine Does Not Start P. 734If the Battery Is Dead P. 737Overheating P. 739
Emergency Towing P. 754 If You Cannot Unlock the Fuel Fill Door P. 755
When You Cannot Close the Power Sliding Doors
* P. 758 Refueling P. 759
Devices that Emit Radio Waves P. 765 Reporting Safety Defects P. 766 Emissions Testing P. 767
Customer Service Information P. 773
Quick Reference GuideP. 6
Safe DrivingP. 35
Instrument PanelP. 87
ControlsP. 153
FeaturesP. 275
DrivingP. 539
MaintenanceP. 665
Handling the UnexpectedP. 723
InformationP. 761
IndexP. 774
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Quick Reference Guide
31
Handling the Unexpected (P723)
Flat Tire (P725)
●Park in a safe location and replace the
flat tire with the compact spare tire under
the floor between the front seats and the
second row seats.
Indicators Come On
(P 741)
●Identify the indicator and consult the
owner’s manual.
Engine Won’t Start (P734)
●If the battery is dead, jump start using a
booster battery.
Blown Fuse (P747)
●Check for a blown fuse if an electrical
device does not operate.
Overheating (P739)
●Park in a safe location. If you do not see
steam under the hood, open the hood,
and let the engine cool down.
Emergency Towing (P754)
●Call a professional towing service if you
need to tow your vehicle.
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111
uuIndicators uDriver Information Interface Wa rning and Information Messages
Continued
Instrument Panel
MessageConditionExplanation
•Appears when the engine coolant temperature gets
abnormally high.
2 Overheating P. 739
•Appears when there is a problem with the power
tailgate system.
• Manually open or close the power tailgate.
• Have your vehicle checked by a dealer.
•Appears when the starter system has a problem.•As a temporary measure, press and hold the ENGINE
START/STOP button for up to 15 seconds while
pressing the brake pedal and manually start the engine.
• Have your vehicle checked by a dealer.
U.S.
CanadaModels with power tailgate
U.S.
Canada
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127
Instrument Panel
Gauges and Driver Information Interface
Gauges
Gauges include the fuel gauge, temperature gauge, and related indicators. They are
displayed when the power mode is set to ON.
Displays the amount of fuel left in the fuel tank.
Displays the temperature of the engine coolant.
■Fuel Gauge
■Temperature Gauge
1 Fuel Gauge
NOTICE
You should refuel when the reading approaches .
Running out of fuel can cause the engine to misfire,
damaging the cata lytic converter.
The actual amount of remain ing fuel may differ from
the fuel gauge reading.E
1 Temperature Gauge
NOTICE
Driving with the temperat ure gauge pointer in the
upper zone can cause serious engine damage. Pull
safely to the side of th e road and allow engine
temperature to return to normal.
2 Overheating P. 739
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250
uuInterior Convenience Items uOther Interior Convenience Items
Controls
Other Interior Convenience Items
The accessory power sockets can be used when the power mode is in ACCESSORY
or ON.
■Accessory power socket (console panel)
Open the cover to use it.
■Accessory Power Sockets1 Accessory Power Sockets
NOTICE
Do not insert an automotive type cigarette lighter
element. This can overheat the accessory power
socket.
The accessory power socket is designed to supply
power for 12 volt DC access ories that are rated 180
watts (15 amps) or less.
To prevent battery drain, use the accessory power
socket only when the engine is running.
When both sockets are being used, the combined
power rating of the accesso ries should not exceed
180 watts (15 amps).
When the accessory power soc ket is not in use, close
the cover to prevent any small foreign objects from
getting into the accessory power socket.
Models without center pocket
Models with center pocket
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723
Handling the Unexpected
This chapter explains how to handle unexpected troubles.
ToolsTypes of Tools .................................. 724
If a Tire Goes Flat Changing a Flat Tire ......................... 725
Engine Does Not Start Checking the Engine ........................ 734
If the Remote Battery is Weak .......... 735
Emergency Engine Stop ................... 736
If the Battery Is Dead ....................... 737
Overheating How to Handle Overheating ............. 739
Indicator, Coming On/Blinking
If the Low Oil Pressure Symbol Appears... 741
If the Charging System Indicator Comes
On ................................................. 742
If the Malfunction Indicator Lamp Comes On or Blinks ................................... 742
If the Brake System Indicator (Red) Comes
On or Blinks ................................... 743
If the Brake System Indicator (Red) Comes On or Blinks at the Same Time When the Brake
System Indicator (Amber) Comes On ..... 744
If the Electric Power Steering (EPS) System Indicator Comes On ....................... 745
If the Low Tire Pressure/TPMS Indicator Comes On or Blinks........................ 745 If the Transmission System Indicator Blinks
along with the Warning Message... 746
Fuses Fuse Locations ................................. 747
Inspecting and Changing Fuses ........ 753
Emergency Towing ........................... 754
If You Cannot Unlock the Fuel Fill Door ... 755
If You Cannot Open the Tailgate .... 756
When You Cannot Close the Power Sliding Doors*................................. 758
Refueling
Refueling From a Portable Fuel Container .... 759
* Not available on all models
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739Continued
Handling the Unexpected
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
•The temperature gauge pointer is at th e mark or the engine suddenly loses
power.
• The Stop Driving When Safe. Engine 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
pointer 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
740
Handling the Unexpected
■Next thing to do
1.Check that the cooling fan is operating and
stop the engine once the temperature
gauge pointer 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.
2 Radiator P. 684
■Last thing to do
Once the engine has cooled sufficiently, re start it and check the temperature gauge.
If the temperature gauge pointer 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.
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.
MAX
Reserve
Tank
MIN
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