engine HONDA RIDGELINE 2021 (in English) Owner's Guide

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uuIndicators uMulti-Information Display Warning and Information Messages
Continued
Instrument Panel
MessageConditionExplanation
●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, ma nually start the engine.
●Have your vehicle checked by a dealer.
●Appears when the steering wheel is locked.●Move the steering wheel left and right while pressing
the ENGINE START/STOP button.
●Appears when the power mode is in ACCESSORY.
—
U.S.
Canada
Canadian models

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uuIndicators uMulti-Information Display Warn ing and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears after the driver’s door is opened when the
power mode is in ACCESSORY.●Change the power mode to VEHICLE OFF.
2 ENGINE START/STOP Button P. 145
●Appears when you close the door with the power mode
in ON without the smart entry remote inside the vehicle.●Disappears when you bring the smart entry remote back
inside the vehicle and close the door.
2Smart Entry Remote Reminder P. 147
●Appears when the smart entry remote battery becomes
weak.
2Replacing the Button Battery P. 527
●Appears if the smart entry remote battery is too weak to
start the engine or the key is not within operating range
to start the engine.
The beeper sounds six times.●Bring the back of the smart entry remote into contact
with the ENGINE START/STOP button.
2If the Smart Entry Remote Battery is Weak P. 550
●Appears three seconds after the To Start, Hold
Remote Near Start Button, then To Start Engine:
Brake + Push messages appeared sequentially.●Unless you bring the back of the smart entry remote into
contact with the ENGINE START/STOP button, this
message does not appear.
2 If the Smart Entry Remote Battery is Weak P. 550

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uuIndicators uMulti-Information Display Warning and Information Messages
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Instrument Panel
MessageConditionExplanation
●Appears if there is a problem with the cooling system.●Drive slowly to prevent overheating and have your
vehicle checked by a deal er as soon as possible.
●Appears when the transmission system temperature is
too high. The vehicle does not operate properly.●Stop in a safe place in (P.●Let the engine idle until the message disappears.
●Appears after you set the power mode to ACCESSORY
or ON.2Starting the Engine P. 385
●Appears when the engine does not restart automatically
due to the following reasons:
-The hood is open.
- There is a problem in the sy stem that disables Auto
Idle Stop.●Follow the normal procedure to start the engine.
2 Starting the Engine P. 385
●Appears when you attempt to change to another shift
position with the transmission in
(P and the engine
OFF.
●To select another shift position while in (P, the engine
must be ON.
●Appears when you try to chan ge the shift position after
the position has automatically been changed to
( P with
the driver’s door open and the driver’s seat belt
unfastened.
●Press the (P button If you leave the vehicle.

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uuIndicators uMulti-Information Display Warn ing and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears when you put the transmission into (N, then
release the
(N button.2 If you want to keep the transmission in (N
position [car wash mode] P. 399
●Appears when you press and hold the (N button for
more than 2 seconds.●Disappears when you set the sh ift position to other than
(N.
2If you want to keep the transmission in (N
position [car wash mode] P. 399
●Appears when the engine stops without the
transmission in
(P, and does not restart automatically.●Appears if you open the hood while Auto Idle Stop
activates.
●If you want to set the power mode to ON, put the
transmission into
(P.●If you want to start the engine, follow the normal
procedure.
2 Starting the Engine P. 385
●Appears when you try to change the shift position
without depressing the brake pedal.●Depress the brake pedal, then change the shift position.
●Appears when you try to change the shift position
without releasing your foot off the accelerator pedal.●Release your foot off the accelerator pedal, then change
the shift position.

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uuIndicators uMulti-Information Display Warning and Information Messages
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Instrument Panel
MessageConditionExplanation
●Appears when pressing the -/SET button while the
interval between your vehicle and the vehicle ahead of
you is too close.●ACC cannot be set.
2 Adaptive Cruise Control (ACC) P. 438
●Appears when pressing the -/SET button while the shift
position is in any position other than
(D or (S.
●ACC cannot be set.2 Adaptive Cruise Control (ACC) P. 438
●Appears when pressing the -/SET button while the
vehicle is moving and the brake pedal is depressed.●ACC cannot be set.2 Adaptive Cruise Control (ACC) P. 438
●Appears when the interval between your vehicle and
the vehicle ahead of you is too close while ACC is in
operation.●ACC has been automatically canceled.
2 Adaptive Cruise Control (ACC) P. 438
●Appears when you try to set ACC while in Snow, Mud*
or Sand* mode.
●ACC cannot be set.
2 Adaptive Cruise Control (ACC) P. 438
●Appears when you unlock and open the driver’s door
while the engine is running by the smart entry remote.
2Remote Engine Start P. 387
* Not available on all models

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uuIndicators uMulti-Information Display Warn ing and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears if you press the ENGINE START/STOP button
while the vehicle is moving.
2 Emergency Engine Stop P. 551
●Appears when the vehicle is driving out of a detected
lane. The steering wheel vibrates rapidly.
●Keep the vehicle within the lane you are driving.●The color of either line chan ges from white to amber as
the vehicle gets closer to th at side of the lane line.
2Lane Keeping Assist System (LKAS) P. 451
●Appears when the vehicle is driving out of a detected
lane.
-The steering wheel vibrates rapidly when the vehicle is
drifting out of a detected lane.
- The steering wheel vibrates rapidly when the vehicle is
drifting out of a detected lane. The system also steers
the vehicle to help you remain within your driving
lane.
●Keep the vehicle within the lane you are driving.●The color of either line chan ges from white to amber as
the vehicle gets closer to th at side of the lane line.
2Road Departure Mitigation System P. 460●You can change the setting for the Road Departure
Mitigation system. Normal, Wide , and Warning Only
can be selected.
2 Customized Features P. 298
●Blinks when you fail to steer the vehicle. The beeper
sounds simultaneously.●Operate the steering wheel to resume the LKAS.
Lane Keeping Assist System (LKAS)
Road Departure Mitigation System
When you selected Warning Only
When you selected Normal or Wide

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uuIndicators uMulti-Information Display Warn ing and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears when Auto Engine Idle Stop Guidance
Screen On has been selected from the customization
menu.
2 Customized Features P. 298
2Auto Idle Stop P. 406
●Appears when Auto Idle Stop does not activate for
some reason.
●Appears when the engine restarts automatically.●Appears when the battery te mperature is around 14°F
(−10°C) or lower.
2 Auto Idle Stop Activates When: P. 408
●Appears when Auto Idle Stop does not activate because
the climate control system is in use, and the difference
between the set temperature and actual interior
temperature becomes significant.
●Appears when Auto Idle Stop does not activate because
the engine coolant temperature is too low or high.
●Appears when Auto Idle Stop does not activate because
the battery charge level is low.
●Appears when the battery is low performance.

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uuIndicators uMulti-Information Display Warning and Information Messages
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Instrument Panel
MessageConditionExplanation
●Appears when Auto Idle St op does not activate because
the pressure to the brake pedal is not enough.●Depress the brake pedal firmly.
2 Auto Idle Stop P. 406
●Appears when Auto Engine Idle Stop Guidance
Screen On has been selected from the customization
menu.
2 Customized Features P. 298
2Auto Idle Stop P. 406
●Appears when the system is under the following
conditions while Auto Idle Stop activates:
- The climate control system is in use, and the difference
between the set temperature and actual interior
temperature becomes significant.
- The humidity in the interior is high.
- The battery charge level is low.●The engine restarts automatically in a few seconds.
2 Auto Idle Stop P. 406
2 The Engine Automatically Restarts When: P. 410
●Appears when the hood is opened.●Close the hood.

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Instrument Panel
Gauges and Multi-Information Display
Gauges
Gauges include the speedometer, fuel gauge, and other related indicators. They are
displayed when the power mode is in ON.
Displays your driving speed in mph or km/h.
Shows the number of engine revolutions per minute.
Displays the amount of fuel left in the fuel tank.
Displays the temperature of the engine coolant.
■Speedometer
■Tachometer
■Fuel Gauge
■Temperature Gauge
1Speedometer
Press and hold the RESET button until you hear a
beep when the blank appears on the multi-
information display.
The speedometer reading as well as the displayed
measurements will switch between mph and km/h.
The display change message will switch for a few
seconds.
1 Fuel Gauge
NOTICE
You should refuel when the needle 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 needle 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. 555

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uuGauges and Multi-Information Display uMulti-Information Display
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Instrument Panel
Multi-Information Display
The multi-information display shows the odometer, trip meter, outside temperature
indicator, and other gauges. It also displa ys important messages such as warnings
and other helpful information.
Press the (information) or RESET button to change the display.
■Switching the Display
Blank Distance/
Average Fuel Economy/
Range/Instant Fuel
Economy
Trip A
Tire Pressure for Each TireEngine Oil Life
Turn-by-Turn
Directions*
RESET
Button Compass
*
Button
Distance/
Average Fuel Economy/
Range/Instant Fuel Economy
Trip B
Press the
Press and hold the
RESET
Changed two
seconds later
* Not available on all models