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Hyundai Genesis Coupe (2016 year). Instruction - part 23

Maintenance

EXPLANATION OF SCHEDULED MAINTENANCE ITEMS

Engine oil and filter

Fuel lines, fuel hoses and con-

Vacuum crankcase ventilation

nections

hoses (if equipped)

The engine oil and filter should be

changed at the intervals specified in

Check the fuel lines, fuel hoses and

Inspect the surface of hoses for evi-

the maintenance schedule. If the car

connections for leakage and dam-

dence of heat and/or mechanical

is being driven in severe conditions,

age. Have an authorized HYUNDAI

damage. Hard and brittle rubber,

more frequent oil and filter changes

dealer replace any damaged or leak-

cracking, tears, cuts, abrasions, and

are required.

ing parts immediately.

excessive swelling indicate deterio-

ration. Particular attention should be

paid to examine those hose surfaces

Drive belts

Vapor hose and fuel filler cap

nearest to high heat sources, such

Inspect all drive belts for evidence of

The vapor hose and fuel filler cap

as the exhaust manifold.

cuts, cracks, excessive wear or oil

should be inspected at those inter-

Inspect the hose routing to assure

saturation and replace if necessary.

vals specified in the maintenance

that the hoses do not come in con-

schedule. Make sure that a new

tact with any heat source, sharp

vapor hose or fuel filler cap is cor-

edges or moving component which

Fuel filter

rectly replaced.

might cause heat damage or

A clogged filter can limit the speed at

mechanical wear. Inspect all hose

which the vehicle may be driven,

connections, such as clamps and

damage the emission system and

couplings, to make sure they are

cause multiple issues such as hard

secure, and that no leaks are pres-

starting. If an excessive amount of

ent. Hoses should be replaced

foreign matter accumulates in the

immediately if there is any evidence

fuel tank, the filter may require

of deterioration or damage.

replacement more frequently.

After installing a new filter, run the

engine for several minutes, and

check for leaks at the connections.

Fuel filters should be installed by an

authorized HYUNDAI dealer.

7 20

Maintenance

Air cleaner filter

Manual transmission fluid

Brake hoses and lines

(if equipped)

A Genuine HYUNDAI air cleaner fil-

Visually check for proper installation,

ter is recommended when the filter is

Inspect the manual transmission

chafing, cracks, deterioration and

replaced.

fluid according to the maintenance

any leakage. Replace any deteriorat-

schedule.

ed or damaged parts immediately.

Spark plugs

Automatic transmission fluid

Make sure to install new spark plugs

of the correct heat range.

Automatic transmission fluid should

not be checked under normal usage

conditions.

Valve clearance

But in severe conditions, the fluid

Inspect excessive valve noise and/or

should be changed at an authorized

engine vibration and adjust if neces-

HYUNDAI dealer in accordance to

sary. An authorized HYUNDAI dealer

the scheduled maintenance at the

should perform the operation.

beginning of this chapter.

Cooling system

CAUTION

Check cooling system components,

The use of a non-specified fluid

such as radiator, coolant reservoir,

could result in transmission

hoses and connections for leakage

malfunction and failure.

and damage. Replace any damaged

Use only specified automatic

parts.

transmission fluid.

(Refer to

“Recommended lubricants and

Coolant

capacities” in section 8.)

The coolant should be changed at

the intervals specified in the mainte-

nance schedule.

7 21

Maintenance

Brake fluid

Steering gear box, linkage &

Drive shafts and boots

boots/lower arm ball joint

Check brake fluid level in the brake

Check the drive shafts, boots and

fluid reservoir. The level should be

With the vehicle stopped and engine

clamps for cracks, deterioration, or

between “MIN” and “MAX” marks on

off, check for excessive free-play in

damage. Replace any damaged

the side of the reservoir. Use only

the steering wheel.

parts and, if necessary, repack the

hydraulic brake fluid conforming to

grease.

Check the linkage for bends or dam-

DOT 3 or DOT 4 specification.

age. Check the dust boots and ball

joints for deterioration, cracks, or

Air conditioning refrigerant

damage. Replace any damaged

Parking brake

(if equipped)

parts.

Inspect the parking brake system

Check the air conditioning lines and

including the parking brake pedal

connections for leakage and dam-

and cables.

Power steering pump, belt and

age.

hoses

Check the power steering pump and

Brake discs, pads, calipers

hoses for leakage and damage.

and rotors

Replace any damaged or leaking

Check the pads for excessive wear,

parts immediately. Inspect the power

discs for run out and wear, and

steering belt (or drive belt) for evi-

calipers for fluid leakage.

dence of cuts, cracks, excessive

wear, oiliness and proper tension.

Suspension mounting bolts

Replace or adjust it if necessary.

Check the suspension connections

for looseness or damage. Retighten

to the specified torque.

7 22

Maintenance

ENGINE OIL

WARNING - Radiator

hose

Be very careful not to touch the

radiator hose when checking or

adding the engine oil as it may

be hot enough to burn you.

5. Pull the dipstick out again and

check the level. The level should

OBK079035

be between F and L.

OBK079036

Checking the engine oil level

If it is near or at L, add enough oil to

bring the level to F. Do not overfill.

1. Be sure the vehicle is on level

CAUTION

ground.

• Do not overfill with engine oil.

2. Start the engine and allow it to

Engine damage may result.

Use a funnel to help prevent oil

reach normal operating tempera-

• Do not spill engine oil, when

from being spilled on engine com-

ture.

adding or changing engine oil.

ponents.

If you drop the engine oil on

3. Turn the engine off and wait for a

few minutes (about 5 minutes) for

the engine room, wipe it off

Use only the specified engine oil.

immediately.

the oil to return to the oil pan.

(Refer to “Recommended lubricants

4. Pull the dipstick out, wipe it clean,

and capacities” in section 8.)

and re-insert it fully.

7 23

Maintenance

CALIFORNIA PROPO-

SITION 65 WARNING

Engine oil contains chemicals

known to the State of California

to cause cancer, birth defects

and reproductive harm. Used

engine oil may cause irritation

or cancer of the skin if left in

contact with the skin for pro-

longed periods of time. Always

protect your skin by washing

your hands thoroughly with

Changing the engine oil and

soap and warm water as soon

filter

as possible after handling used

Have engine oil and filter changed by

oil.

an authorized HYUNDAI dealer

according to the Maintenance

Schedule at the beginning of this

section.

7 24

Maintenance

ENGINE COOLANT

The high-pressure cooling system

Checking the coolant level

(Continued)

has a reservoir filled with year-round

antifreeze coolant. The reservoir is

•

Even if the engine is not oper-

filled at the factory.

WARNING

ating, do not remove the radi-

ator cap or the drain plug

Check the antifreeze protection and

Removing radiator

while the engine and radiator

coolant level at least once a year, at

cap

are hot. Hot coolant and

the beginning of the winter season,

steam may still blow out

and before traveling to a colder cli-

under pressure, causing seri-

mate.

•

Never attempt to remove the

ous injury.

radiator cap while the engine

is operating or hot. Doing so

might lead to cooling system

and engine damage and could

result in serious personal

injury from escaping hot

coolant or steam.

•

Turn the engine off and wait

until it cools down. Use

extreme care when removing

the radiator cap. Wrap a thick

towel around it, and turn it

counterclockwise slowly to the

first stop. Step back while the

pressure is released from the

cooling system. When you are

sure all the pressure has been

released, press down on the

cap, using a thick towel, and

continue turning counterclock-

wise to remove it.

(Continued)

7 25

Maintenance

Recommended engine coolant

WARNING

•

When adding coolant, use only

The electric motor

deionized water or soft water for

(cooling fan) is con-

your vehicle and never mix hard

trolled by engine

water in the coolant filled at the fac-

coolant temperature,

tory. An improper coolant mixture

refrigerant pressure

can result in serious malfunction or

and vehicle speed. It may some-

engine damage.

times operate even when the

•

The engine in your vehicle has alu-

engine is not running. Use

minum engine parts and must be

extreme caution when working

protected by an ethylene-glycol-

near the blades of the cooling

OBK072037

based coolant to prevent corrosion

fan so that you are not injured

and freezing.

Check the condition and connections

by a rotating fan blades. As the

of all cooling system hoses and

•

DO NOT USE alcohol or methanol

engine coolant temperature

heater hoses. Replace any swollen

coolant or mix them with the spec-

decreases, the electric motor

or deteriorated hoses.

ified coolant.

will automatically shut off. This

The coolant level should be filled

•

Do not use a solution that contains

is a normal condition.

between F and L marks on the side

more than 60% antifreeze or less

of the coolant reservoir when the

than 35% antifreeze, which would

engine is cool.

reduce the effectiveness of the

solution.

If the coolant level is low, add enough

distilled (deionized) water. Bring the

level to F, but do not overfill. If fre-

quent additions are required, see an

authorized HYUNDAI dealer for a

cooling system inspection.

7 26

Maintenance

For mixture percentage, refer to the

Changing the coolant

following table.

Have coolant changed by an author-

ized HYUNDAI dealer according to

Mixture Percentage (volume)

the Maintenance Schedule at the

Ambient

beginning of this section.

Temperature

Antifreeze

Water

CAUTION

Put a thick cloth around the

5°F (-15°C)

radiator cap before refilling the

-13°F (-25°C)

coolant in order to prevent the

-31°F (-35°C)

coolant from overflowing into

OBK072005

-49°F (-45°C)

engine parts such as the gener-

ator.

WARNING

Radiator cap

WARNING - Coolant

• Do not use radiator coolant or

antifreeze in the washer fluid

Do not remove the radiator cap

reservoir.

when the engine and radiator

• Radiator coolant can severely

are hot. Scalding hot coolant

obscure visibility when sprayed

and steam may blow out under

on the windshield and may

pressure causing serious

cause loss of vehicle control or

injury.

damage to paint and body trim.

7 27

Maintenance

BRAKE AND CLUTCH (IF EQUIPPED) FLUID

If the level is low, add fluid to the

MAX level. The level will fall with

WARNING - Brake fluid

accumulated mileage. This is a nor-

When changing and adding

mal condition associated with the

brake/clutch fluid, handle it

wear of the brake linings. If the fluid

carefully. Do not let it come in

level is excessively low, have the

contact with your eyes. If

brake system checked by an author-

brake/clutch fluid should come

ized HYUNDAI dealer.

in contact with your eyes, imme-

diately flush them with a large

quantity of fresh tap water. Have

Use only the specified brake/clutch

your eyes examined by a doctor

fluid. (Refer to “Recommended lubri-

OBK079007

as soon as possible.

cants or capacities” in section 8.)

Checking the brake/clutch

fluid level

Never mix different types of fluid.

Check the fluid level in the reservoir

CAUTION

periodically. The fluid level should be

Do not allow brake/clutch fluid

between MAX and MIN marks on the

WARNING - Loss of

to contact the vehicle's body

side of the reservoir.

brake fluid

paint, as paint damage will

Before removing the reservoir cap

In the event the brake system

result. Brake/clutch fluid, which

and adding brake/clutch fluid, clean

requires frequent additions of

has been exposed to open air

the area around the reservoir cap

fluid, the vehicle should be

for an extended time should

thoroughly to prevent brake/clutch

inspected by an authorized

never be used as its quality can-

fluid contamination.

HYUNDAI dealer.

not be guaranteed. It should be

disposed of properly. Don't put

in the wrong kind of fluid. A few

drops of mineral-based oil, such

as engine oil, in your brake /

clutch system can damage

brake / clutch system parts.

7 28

Maintenance

POWER STEERING FLUID

✽ NOTICE

(Continued)

Check that the fluid level is in the

• The use of the non-specified

"HOT" range on the gauge. If the

fluid could reduce the effective-

fluid is cold, check that it is in the

ness of the power steering sys-

"COLD" range.

tem and cause damage to it.

In the event the power steering sys-

tem requires frequent addition of

Use only the specified power steering

fluid, the vehicle should be inspected

fluid. (Refer to "Recommended lubri-

by an authorized HYUNDAI dealer.

cants or capacities" in section 8.)

OBK072006

CAUTION

Checking the power steering

•

To avoid damage to the power

fluid level

hose

steering pump, do not operate

With the vehicle on level ground,

Check the connections for oil leaks,

the vehicle for prolonged peri-

check the fluid level in the power

ods with a low power steering

damage and twists in the power

steering reservoir periodically. The

steering hose before driving.

fluid level.

fluid should be between MAX and

•

Never start the engine when

MIN marks on the side of the gauge

the reservoir tank is empty.

at the normal temperature.

•

When adding fluid, be careful

Before adding power steering fluid,

that dirt does not get into the

thoroughly clean the area around the

tank.

reservoir cap to prevent power steer-

•

Too little fluid can result in

ing fluid contamination.

increased steering effort

If the level is low, add fluid to the

and/or noise from the power

MAX level.

steering system.

(Continued)

7 29

Maintenance

AUTOMATIC TRANSMIS-

MANUAL TRANSMISSION

WASHER FLUID

SION FLUID (IF EQUIPPED)

FLUID (IF EQUIPPED)

It is recommended that the automat-

It is recommended that the manual

ic transmission fluid should be

transmission fluid should be checked

checked or changed at an authorized

or changed at an authorized

HYUNDAI dealer in accordance to

the scheduled maintenance.

CAUTION

The use of a non-specified fluid

could result in transmission

malfunction and failure.

OBK072008

Use only specified automatic

Use only specified manual

Checking the washer fluid

transmission fluid.

(Refer to

transmission fluid.

(Refer to

level

“Recommended lubricants and

capacities” in section 8.)

The reservoir is translucent so that

you can check the level with a quick

visual inspection.

Check the fluid level in the washer

fluid reservoir and add fluid if neces-

sary. Plain water may be used if

washer fluid is not available.

However, use washer solvent with

antifreeze characteristics in cold cli-

mates to prevent freezing.

7 30

Maintenance

PARKING BRAKE

WARNING - Coolant

•

Do not use radiator coolant or

antifreeze in the washer fluid

reservoir.

•

Radiator coolant can severely

obscure visibility

when

sprayed on the windshield

and may cause loss of vehicle

control or damage to paint

and body trim.

OBK059009

•

Windshield Washer fluid

agents contain some amounts

Checking the parking brake

of alcohol and can be flamma-

Check the stroke of the parking

ble under certain circum-

brake by counting the number of

stances. Do not allow sparks

“clicks’’ heard while fully applying it

or flame to contact the washer

from the released position. Also, the

fluid or the washer fluid reser-

parking brake alone should securely

voir. Damage to the vehicle or

hold the vehicle on a fairly steep

occupants could occur.

grade. If the stroke is more or less

•

Windshield washer fluid is

than specified, have the parking

poisonous to humans and ani-

brake adjusted by an authorized

mals. Do not drink and avoid

HYUNDAI dealer.

contacting windshield washer

fluid. Serious injury or death

Stroke : 5 notches at a force of

could occur.

44 lbs (20 kg, 196 N).

7 31

Maintenance

AIR CLEANER

OBK072009

OBK072010

OBK079011

Filter replacement

1. Loosen the air cleaner cover

2. Wipe the inside of the air cleaner.

attaching clips and open the cover.

It must be replaced when necessary,

3. Replace the air cleaner filter.

and should not be washed and

4. Lock the cover with the cover

reused.

attaching clips.

You can clean the filter when inspect-

Replace the filter according to the

ing the air cleaner element.

Maintenance Schedule.

Clean the filter by using compressed

If the vehicle is operated in extreme-

air.

ly dusty or sandy areas, replace the

element more often than the usual

recommended intervals.

(Refer to

“Maintenance under severe usage

conditions” in this section.)

7 32

Maintenance

CLIMATE CONTROL AIR FILTER (IF EQUIPPED)

Filter inspection

CAUTION

The climate control air filter should

•

Do not drive with the air clean-

be replaced according to the

er removed; this will result in

Maintenance Schedule. If the vehicle

excessive engine wear.

is operated in severely air-polluted

•

When removing the air cleaner

cities or on dusty rough roads for a

filter, be careful that dust or

long period, it should be inspected

dirt does not enter the air

more frequently and replaced earlier.

intake, or damage may result.

When you replace the climate control

•

Use a HYUNDAI genuine part.

air filter, replace it performing the fol-

Use of non-genuine parts

lowing procedure, and be careful to

could damage the air flow sen-

avoid damaging other components.

OBK079014

sor.

Filter replacement

1. Open the glove box and remove

the support rod (1).

7 33

Maintenance

OBK079015

OBK079016

OBK075017

2. With the glove box open, remove

3. Remove the climate control air fil-

4. Replace the climate control air filter.

the stoppers on both sides to allow

ter case pulling out both sides of

5. Reassemble in the reverse order

the glove box to hang freely on the

the cover.

of disassembly.

hinges.

✽ NOTICE

Install a new climate control air fil-

ter in the correct direction with the

arrow symbol

(↓) facing down-

wards. Otherwise, the climate con-

trol effects may decrease, possibly

with a noise.

7 34

Maintenance

WIPER BLADES

Contamination of either the wind-

Blade replacement

shield or the wiper blades with for-

When the wipers no longer clean

eign matter can reduce the effective-

adequately, the blades may be worn

ness of the windshield wipers.

or cracked, and require replacement.

Common sources of contamination

are insects, tree sap, and hot wax

treatments used by some commer-

CAUTION

cial car washes. If the blades are not

To prevent damage to the wiper

wiping properly, clean both the win-

arms or other components, do

dow and the blades with a good

not attempt to move the wipers

cleaner or mild detergent, and rinse

manually.

thoroughly with clean water.

1JBA5122

Blade inspection

CAUTION

✽ NOTICE

To prevent damage to the wiper

The use of a non-specified

Commercial hot waxes applied by

blades, do not use gasoline,

wiper blade could result in

automatic car washes have been

kerosene, paint thinner, or other

wiper malfunction and failure.

known to make the windshield diffi-

solvents on or near them.

cult to clean.

7 35

Maintenance

1JBA7037

1LDA5023

OHM078059

Front windshield wiper blade

Type B

Type A

1. Raise the wiper arm.

1. Raise the wiper arm and turn the

wiper blade assembly to expose

CAUTION

the plastic locking clip.

Do not allow the wiper arm to

fall against the windshield,

CAUTION

since it may chip or crack the

windshield.

Do not allow the wiper arm to

1JBA7038

fall against the windshield,

2. Compress the clip and slide the

since it may chip or crack the

blade assembly downward.

windshield.

3. Lift it off the arm.

4. Install the blade assembly in the

reverse order of removal.

7 36

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