2021 HONDA CLARITY PLUG-IN oil filter

477
Maintenance
This chapter discusses basic maintenance.
Before Performing MaintenanceInspection and Maintenance ............ 478
Safety When Performing Maintenance ..479Parts and Fluids Used in Maintenance Service ........................................... 480
Maintenance Minder
TM..................... 481
Maintenance Under the Hood Maintenance Items Under the Hood .. 486
Opening the Hood ........................... 487
Recommended Engine Oil ................ 488
Oil Check ......................................... 489
Adding Engine Oil ............................ 490
Changing the Engine Oil and Oil Filter ...491 Engine Coolant ................................ 494
Cooling System ................................ 496
Transmission Fluid ............................ 498
Brake Fluid ....................................... 498
Refilling Window Washer Fluid......... 499
Replacing Light Bulbs ....................... 500Checking and Maintaining Wiper
Blades .......................................... 502
Checking and Maintaining Tires
Checking Tires ................................. 505
Tire and Loading Information Label .. 506
Tire Labeling .................................... 506
DOT Tire Quality Grading (U.S. Vehicles).. 508
Wear Indicators ............................... 510
Tire Service Life ................................ 510
Tire and Wheel Replacement ........... 511
Tire Rotation .................................... 512
Winter Tires ..................................... 513
12-Volt Battery ................................. 514
Remote Transmitter Care Replacing the Button Battery ........... 516
Climate Control System Maintenance.. 517CleaningInterior Care .................................... 519
Exterior Care.................................... 521
Accessories and Modifications ........ 525
21 CLARITY PHEV CSS-31TRW6300.book 477 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

483
uuMaintenance MinderTMuTo Use Maintenance MinderTM
Continued
Maintenance
■Maintenance Service Items1Maintenance Service Items
•Adjust the valves during services A, 0, 1, 2, or 3 if
they are noisy.
Maintenance Minder Message
System Message
Indicator
Sub Items
Main Item
U.S. models
*1: If a Maintenance Minder message does not appear more than 12 months after the display is reset,
change the engine oil every year.
# : See information on maintenance and emissions warranty.
CODEMaintenance Main Items
A
●Replace engine oil*1 and oil filter
0●Inspect front and rear brakes●Check expiration date for Temporary Tire Repair Kit●Inspect these items: • Tie rod ends, steering gearbox, and boots
• Suspension components
• Driveshaft boots
• Brake hoses and lines (including ABS/VSA®)
• All fluid levels and condition of fluids
• Exhaust system
#
•Fuel lines and connections#
•Stay RR, RR Subframe
• Under body battery cover
*2: If you drive primarily in urban areas that have high concentrations of soot in the air from industry and
from diesel-powered vehicles, replace the dust and pollen filter every 15,000 miles (24,000 km).
*3: Driving in mountainous areas at very low vehicle speeds results in higher transmission temperatures.
This requires transmission fluid changes more frequently than recommended by the Maintenance
Minder. If you regularly drive your vehicle under these conditions, have the transmission fluid changed
every 47,500 miles (75,000 km) or 3 years.
*4: If a Maintenance Minder message does not appear more than 36 months after the display for item 7 is reset, change the brake fluid every 3 years.
*5: If you drive in dusty conditions, replace the air cleaner element every 15,000 miles (24,000 km).
CODEMaintenance Sub Items
1
●Rotate tires
2●Replace dust and pollen filter*2
3●Replace transmission fluid*3
4●Replace spark plugs●Inspect valve clearance
5
●Replace engine coolant
7●Replace brake fluid*4
8●Replace air cleaner element*5
21 CLARITY PHEV CSS-31TRW6300.book 483 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

484
uuMaintenance MinderTMuTo Use Maintenance MinderTM
Maintenance
1Maintenance Service Items
•Adjust the valves during services A, 9, 1, 2, or 3 if
they are noisy.
Canadian models
*1: If a Maintenance Minder message does not appear more than 12 months after the display is reset,
change the engine oil every year.
*2: If you drive primarily in urban areas that have high concentrations of soot in the air from industry and from diesel-powered vehicles, replace the dust and pollen filter every 24,000 km (15,000 miles).
*3: Driving in mountainous areas at very low vehicle speeds results in higher transmission temperatures.
This requires transmission fluid changes more frequently than recommended by the Maintenance
Minder. If you regularly drive your vehicle under these conditions, have the transmission fluid changed
every 75,000 km (47,500 miles) or 3 years.
*4: If a Maintenance Minder message does not appear more than 36 months after the display for item 7 is reset, change the brake fluid every 3 years.
*5: If you drive in dusty conditions, replace the air cleaner element every 24,000 km (15,000 miles).
# : See information on maintenance and emissions warranty.
CODEMaintenance Main Items
A
●Replace engine oil*1 and oil filter
CODEMaintenance Sub Items
1
●Rotate tires
2●Replace dust and pollen filter*2
3●Replace transmission fluid*3
4●Replace spark plugs●Inspect valve clearance
5
●Replace engine coolant
7●Replace brake fluid*4
8●Replace air cleaner element*5
9●Service front and rear brakes●Check expiration date for Temporary Tire Repair Kit●Inspect these items: • Tie rod ends, steering gearbox, and boots
• Suspension components
• Driveshaft boots
• Brake hoses and lines (including ABS/VSA ®)
• All fluid levels and condition of fluids
• Exhaust system
#
•Fuel lines and connections#
•Stay RR, RR Subframe
• Under body battery cover
21 CLARITY PHEV CSS-31TRW6300.book 484 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

491
uuMaintenance Under the Hood uChanging the Engine Oil and Oil Filter
Continued
Maintenance
Changing the Engine Oil and Oil Filter
You must change the engine oil and oil fi lter regularly in order to maintain the
engine's lubrication. The engine may be damaged if they are not changed regularly.
Turning the power system on automatically starts the engine if the High Voltage
battery charge level gauge shows one segment or less.
2 High Voltage Battery Charge Level Gauge P. 125
To start the engine, the vehicle needs to be in HV Charge.
2HV Button P. 16
Change the oil and filter in accordance with the maintenance message on the driver
information interface.
1.Run the engine until it reaches normal
operating temperature, and then turn the
engine off.
u If necessary, drive the vehicle until the
engine turns on.
2. Open the hood and remove the engine oil
fill cap.
3. Remove the slotted head screws by
turning 90° counterclockwise on the
undercarriage and remove the under
cover.
1Changing the Engine Oil and Oil Filter
NOTICE
You may damage the environment if you do not
dispose of the oil in a suitable way. If you are
changing the oil by yourself , appropriately dispose of
the used oil. Put the oil in a sealed container and take
it to a recycling center. Do not throw the oil away
into a garbage can or onto the ground.
21 CLARITY PHEV CSS-31TRW6300.book 491 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

uuMaintenance Under the Hood uChanging the Engine Oil and Oil Filter
492
Maintenance
4. Remove the drain bolt and washer from
the bottom of the engine, and drain the
oil into a suitable container.
5. Remove the oil filter and dispose of the
remaining oil.
6. Check that the filter ga sket is not stuck to
the engine contact surface.
u If it is stuck, you must detach it.
7. Wipe away dirt and dust adhering to the
contact surface of the engine block, and
install a new oil filter.
u Apply a light coat of new engine oil to
the filter gasket.
8. Put a new washer on the drain bolt, then
reinstall the drain bolt.
u Tightening torque:
30 lbf∙ft (40 N∙m, 4.0 kgf∙m)
9. Pour the recommended engine oil into the
engine.
u Engine oil change capacity (including
filter):
3.5 US qt (3.3 L)1Changing the Engine Oil and Oil Filter
You will need a special wrench to replace the oil
filter. You can buy this wrench from a dealer.
When installing the new oil filter, follow the
instructions supplied with the oil filter.
Drain Bolt
Washer
Oil Filter
21 CLARITY PHEV CSS-31TRW6300.book 492 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

493
uuMaintenance Under the Hood uChanging the Engine Oil and Oil Filter
Maintenance
10. Reinstall the engine oil fill cap securely and
start the engine.
11. Run the engine for a few minutes, and
then check that there is no leak from the
drain bolt or oil filter.
12. Stop the engine, wait for three minutes,
and then check the oil level on the
dipstick.
u If necessary, add more engine oil.1Changing the Engine Oil and Oil Filter
Reinstall the engine oil fill cap. Start the engine. The
low oil pressure indicator should go off within five
seconds. If it does not, turn off the engine, and check
your work.
21 CLARITY PHEV CSS-31TRW6300.book 493 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

573
uuSpecifications u
Information
■
Brake Fluid
■ Transmissi on Fluid
■ Engine Oil
■ Engine Coolant
SpecifiedHonda Heavy Duty Brake Fluid DOT 3
SpecifiedHonda ATF DW-1
Capacity Change 2.23 US qt (2.11 L)
Recommended·Honda Genuine Motor Oil 0W-20
·API Premium-grade 0W-20 detergent oil
Capacity Change 3.3 US qt (3.1L)
Change including filter 3.5 US qt (3.3L)
Specified Honda Long Life Antifreeze/Coolant Type 2
Ratio 50/50 with distilled water
Capacity1.31 US gal (4.97 L)
(change including the remaining
0.14 US gal (0.52 L) in the reserve tank)
■ High Voltage Battery System Coolant
■ Inverter Coolant
SpecifiedHonda Long Life Antifreeze/Coolant Type 2
SpecifiedHonda Long Life Antifreeze/Coolant Type 2
■Tire
RegularSize235/45R18 94VPressure
psi (kPa [kgf/cm2])36 (250 [2.5])
Wheel Size Regular 18 x 8J
21 CLARITY PHEV CSS-31TRW6300.book 573 ページ ２０２０年５月１９日　火曜日　午前１０時４６分

Index
585
Index
Index
Numbers
120V AC (AC Level 1)............................... 462
12-Volt Battery Charging System Indicator ........................................... 93, 552
240V AC (AC Level 2) ............................... 465
A
ABS (Anti-lock Brake System) .................. 443
Accessories and Modifications ................ 525
Accessory Power Sockets ......................... 191
Acoustic Vehicle Alerting System ............ 397
Adaptive Cruise Control (ACC) with Low
Speed Follow .......................................... 404
Indicator ................................................. 102
Additives
Coolant .................................................. 494
Engine Oil ............................................... 488
Washer ................................................... 499
Additives, Engine Oil ............................... 488
Adjusting
Armrest .................................................. 184
Front Seats.............................................. 177
Head Restraints ....................................... 180
Mirrors.................................................... 175
Steering Wheel ....................................... 174
Temperature ........................................... 128
Agile Handling Assist ............................... 430
Air Conditioning System (Climate Control System) .................................................... 195
Changing the Mode................................ 197 Defrosting the Windshield and
Windows ............................................... 199
Dust and Pollen Filter ............................... 518
Sensors .................................................... 203
Synchronized Mode ................................. 200
Using Automatic Climate Control ............ 195
Air Pressure ....................................... 506, 573
Airbags ........................................................ 54
Advanced Airbags ..................................... 60
Airbag Care ............................................... 70
Driver’s Knee Airbag .................................. 62
Event Data Recorder .................................... 0
Front Airbags (SRS) .................................... 57
Indicator .............................................. 67, 96
Passenger Front Airbag Off Indicator ......... 68
Sensors ...................................................... 54
Side Airbags .............................................. 64
Side Curtain Airbags .................................. 66
AM/FM Radio ............................................ 245
Android Auto ............................................ 282
Anti-lock Brake System (ABS) .................. 443
Indicator .................................................... 95
Apple CarPlay ........................................... 279
Armrest ..................................................... 184
Audio Remote Controls ............................ 209
Audio System .................................... 206, 212
Adjusting the Sound ................................ 238
Audio/Information Screen ........................ 213
Changing the Home Screen Icon Layout .. 221
Changing the Screen Interface ................. 235
Closing Apps ........................................... 237 Customizing the Meter............................ 221
Display Setup .......................................... 239
Error Messages ........................................ 286
General Information ................................ 290
Home Screen........................................... 227
Limitations for Manual Operation ............ 240
Menu Customize ..................................... 236
MP3/WMA/AAC ...................................... 266
Reactivating ............................................ 208
Recommended Devices............................ 292
Remote Controls ..................................... 209
Security Code .......................................... 208
Selecting an Audio Source ....................... 240
Status Area ............................................. 234
Theft Protection ...................................... 208
USB Flash Drives ...................................... 292
USB Port.................................................. 207
Voice Control Operation.......................... 241
Wallpaper Setup...................................... 225
Audio/Information Screen ....................... 213
Authorized Manuals ................................ 582
Auto Door Locking/Unlocking ................. 151
Automatic Brake Hold ............................. 441
Indicator............................................ 89, 441
Automatic Brake Hold System
Indicator............................................ 89, 441
Automatic Lighting .................................. 165
Average Fuel Economy ............................ 128
Average Fuel Economy Records .............. 131
Average Speed ......................................... 129
21 CLARITY PHEV CSS-31TRW6300.book 585 ページ ２０２０年５月１９日　火曜日　午前１０時４６分