2018 HONDA RIDGELINE heating

uuHeating and Cooling System*uUsing Vents, Heating and A/C
196
Controls
The heater uses heat from the engine coolant
to warm the air.
1. Adjust the fan speed using the fan control
switch.
2. Press the mode button to select .
3. Adjust the temperature using the
temperature control switch.
■To rapidly warm up the interior
1. Set the fan to the maximum speed.
2. Select .
3. Set the temperature to maximum heat.
4. Press the button (indicator on).
■To dehumidify the interior
When used in combination with the heater , the air conditioning system makes the
interior warm and dry and can prevent the windows from fogging up.
1. Adjust the fan speed using the fan control switch.
2. Press the A/C button to turn on the air conditioning.
3. Select .
4. Adjust the temperature using the temperature control switch.
■Heating1Heating
When you select , th e mode automatically
switches to fresh air.
1 To rapidly warm up the interior
Change to fresh air mode as soon as the interior gets
warm enough. The windows may fog up if kept in
recirculation mode.

Continued197
uuHeating and Cooling System*uUsing Vents, Heating and A/C
Controls
1. Adjust the fan speed using the fan control
switch.
2. Press the mode button to select .
3. Adjust the temperature using the
temperature control switch.
4. Press the A/C button (indicator on).
■To rapidly cool down the interior
1. Set the fan to the maximum speed.
2. Set the temperature to maximum cool.
3. Press the button (indicator on).
■Cooling1To rapidly cool down the interior
If the interior is very warm, you can cool it down
more rapidly by parti ally opening the windows.

uuHeating and Cooling System*uUsing Vents, Heating and A/C
198
Controls
Pressing the button turns the air
conditioning system on and automatically
switches the system to fresh air mode.
■To rapidly defrost the windows
1. Set the fan to the maximum speed.
2. Press the button.
3. Press the button.
4. Set the temperature to maximum heat.
■Defrosting the Windshield and Windows1Defrosting the Windshield and Windows
For your safety, make sure you have a clear view
through all the windows before driving.
Do not set the temperatur e near the upper or lower
limit.
When cold air hits the windshield, the outside of the
windshield may fog up.
If the side windows fog up, adjust the vents so that
the air hits th e side windows.
1To rapidly defrost the windows
After defrosting the windows, switch over to fresh air
mode.
If you keep the system in recirculation mode, the
windows may fog up from humidity. This impedes
visibility.

429
uuTowing a Trailer uTowing Your Vehicle
Driving
• Monitor your temperature gauge. If it nears the mark, turn off the heating
and cooling system*/climate control system* and reduce speed. Pull to the side of
the road safely to cool down the engine if necessary.
• Shift to the position if the transmission shifts frequently.
If the vehicle tires slip when retrieving a boat from the water, keep the transmission
in
(D. This prevents damage to the transmission.
Towing Your Vehicle
Your vehicle is not designed to be towed behind a motorhome. If your vehicle needs
to be towed in an emergency, refer to the emergency towing information.
2Emergency Towing P. 594
■Driving in Hilly Terrain
■Retrieving a Boat
H
D4
* Not available on all models

432
Driving
When Driving
Starting the Engine
1.Make sure the parking brake is applied.
2. Check that the shift lever is in
(P, then
depress the brake pedal.
u Although it is possible to start the vehicle
in
(N, it is safer to start it in (P.
3. Press the ENGINE START/STOP button
without depressing the accelerator pedal.
The engine will crank until it starts.
1 Starting the Engine
Keep your foot firmly on the brake pedal when
starting the engine.
The engine is harder to st art in cold weather and in
thinner air found at altitudes above 8,000 feet (2,400
meters).
When starting the engine in cold weather, turn off all
electrical accessories such as the lights, heating and
cooling system
*/climate control system*, and rear
defogger in order to reduce battery drain.
If you live in a region where winter is extremely cold,
an engine block heater will improve starting and
warming of the engine. Cons ult a dealer for details.
Bring the smart entry remote close to the ENGINE
START/STOP button if the battery in the smart entry
remote is weak.
2 If the Smart Entry Remote Battery is Weak
P. 577
The engine may not start if the smart entry remote is
subjected to strong radio waves.
Do not hold the ENGINE START/STOP button to
start the engine.
If the engine does not start, wait at least 30 seconds
before trying again.
Parking Brake
Brake Pedal
* Not available on all models

uuWhen Driving uStarting the Engine
436
Driving
■To stop the engine1Remote Engine Start*
While the engine is running, the vehicle will
automatically preconditi on inside the vehicle.
When it is warm outside:
•The heating and cooling system*/climate control
system* is activated in recirculation mode.
•The seat ventilation* is activated.
When it is cold outside:
•The defroster is activated at a moderately warm
temperature.
•The rear defogger and door mirror heaters* are
activated.
•The seat heaters* and heated steering wheel* are
activated. 2Heated Steering Wheel
* P. 180
2 Front Seat Heaters and Seat
Ventilation
* P. 182, 183
Press and hold the
button for one second.Go within the range, and try again.
Some exterior lights will not flash when the remote is out of
the keyless access system range.
The engine will not stop.
Some exterior lights flash once if the engine stops
successfully.
* Not available on all models

449
uuWhen Driving uFront Sensor Camera*
Driving
1Front Sensor Camera*
If the Some Driver Assist Systems Cannot
Operate: message appears:
•Use the heating and cooling system*/climate
control system* to cool down the interior and, if
necessary, also use defr oster mode with the air
flow directed towards the camera.
•Start driving the vehicle to lower the windshield
temperature, which cool s down the area around
the camera.
If the Some Driver Assist Systems Cannot
Operate: message appears:
•Park your vehicle in a sa fe place, and clean the
windshield. If the message does not disappear after
you have cleaned the winds hield and driven for a
while, have your vehicle checked by a dealer.
* Not available on all models

517
Maintenance
This chapter discusses basic maintenance.
Before Performing MaintenanceInspection and Maintenance ............ 518
Safety When Performing Maintenance ... 519
Parts and Fluids Used in Maintenance Service ........................................... 520
Maintenance Minder
TM..................... 521
Maintenance Under the Hood Maintenance Items Under the Hood .... 525
Opening the Hood ........................... 526
Engine Compartment Cover ............. 527
Recommended Engine Oil ................ 528
Oil Check ......................................... 529
Adding Engine Oil ............................ 530
Changing the Engine Oil and Oil Filter ...531 Engine Coolant ................................ 533
Transmission Fluid ............................ 535
Brake Fluid ....................................... 536
Refilling Window Washer Fluid......... 536
Replacing Light Bulbs ....................... 537Checking and Maintaining Wiper
Blades .......................................... 543
Checking and Maintaining Tires
Checking Tires ................................. 545
Tire and Loading Information Label ... 546
Tire Labeling .................................... 546
DOT Tire Quality Grading (U.S. Vehicles) .... 548Wear Indicators................................ 550 Tire Service Life ................................ 550
Tire and Wheel Replacement ........... 551
Tire Rotation .................................... 552
Winter Tires ..................................... 553
Battery ............................................... 554
Remote Transmitter Care Replacing the Button Battery ........... 555
Heating and Cooling System*/Climate
Control System* Maintenance............. 556Cleaning Interior Care .................................... 557
Exterior Care.................................... 559
Accessories and Modifications ........ 563
* Not available on all models