2011 Hyundai Equus maintenance

77
Maintenance
While operating your vehicle:
• Note any changes in the sound of the
exhaust or any smell of exhaust fumes
in the vehicle.
• Check for vibrations in the steering
wheel. Notice any increased steering
effort or looseness in the steering
wheel, or change in its straight-ahead
position.
• Notice if your vehicle constantly turns
slightly or “pulls” to one side when trav-
eling on smooth, level road.
• When stopping, listen and check for
unusual sounds, pulling to one side,
increased brake pedal travel or “hard-
to-push” brake pedal.
• If any slipping or changes in the oper-
ation of your transmission occurs,
check the transmission fluid level.
• Check automatic transmission P (Park)
function.
• Check parking brake.
• Check for fluid leaks under your vehicle
(water dripping from the air condition-
ing system during or after use is nor-
mal).
At least monthly:
• Check coolant level in the engine
coolant reservoir.
• Check the operation of all exterior
lights, including the stoplights, turn sig-
nals and hazard warning flashers.
• Check the inflation pressures of all
tires including the spare.
At least twice a year
(i.e., every Spring and Fall):
• Check radiator, heater and air condi-
tioning hoses for leaks or damage.
• Check windshield washer spray and
wiper operation. Clean wiper blades
with clean cloth dampened with wash-
er fluid.
• Check headlight alignment.
• Check muffler, exhaust pipes, shields
and clamps.
• Check the lap/shoulder belts for wear
and function.
• Check for worn tires and loose wheel
lug nuts.

Maintenance
8 7
SCHEDULED MAINTENANCE SERVICE
At least once a year:
• Clean body and door drain holes.
• Lubricate door hinges and checks, and
hood hinges.
• Lubricate door and hood locks and
latches.
• Lubricate door rubber weatherstrips.
• Check the air conditioning system.
• Check the power steering fluid level.
• Inspect and lubricate automatic trans-
mission linkage and controls.
• Clean battery and terminals.
• Check the brake fluid level.Follow Normal Maintenance Schedule if
the vehicle is usually operated where
none of the following conditions apply. If
any of the following conditions apply, fol-
low Maintenance Under Severe Usage
Conditions.
• Repeated short distance driving.
• Driving in dusty conditions or sandy
areas.
• Extensive use of brakes.
• Driving in areas where salt or other
corrosive materials are being used.
• Driving on rough or muddy roads.
• Driving in mountainous areas.
• Extended periods of idling or low
speed operation.
• Driving for a prolonged period in cold
temperatures and/or extremely humid
climates.
• More than 50% driving in heavy city
traffic during hot weather above 32°C
(90°F).
If your vehicle is operated under the
above conditions, you should inspect,
replace or refill more frequently than the
following Normal Maintenance Schedule.
After 96 months or 120,000 km (80,000
miles) continue to follow the prescribed
maintenance intervals.

79
Maintenance
NORMAL MAINTENANCE SCHEDULE
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
1: Inspect and if necessary correct or replace.
*2: Check the engine oil level and leak every 500 km (350 miles) or before starting a long trip.
*3: Driving in summer season temperature over 40°C (104°F - SAUDI, UAE, OMAN, KUWAIT, BAHRAIN, QATAR, IRAN,YEMEN
ETC) or driving over 170 km/h (106 mile/h) must conform the severe driving condition.
*
4: If good quality gasolines meet Europe Fuel standards (EN228) or equivalents including fuel additives is not available, one bot-
tle of additive is recommended. Additives are available from your authorized HYUNDAI dealer along with information on how to
use them. Do not mix other additives.
Number of months or driving distance, whichever comes first
Months1224364860728496
Miles×1,0001020304050607080
Km×1,000153045607590105120
Drive belts *1For EuropeII
Except EuropeIIII
Engine oil and
engine oil filter *2For Middle EastReplace every 10,000 km or 12 months *3
Except Middle EastRRRRRRRR
Add fuel additives *4For EuropeEvery 15,000 km or 12 months
Except EuropeEvery 5,000 km or 6 months
Air cleaner filter
For Middle East,
IndiaRRRRRRRR
Except Middle East,
IndiaIIRIIRII
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM

Maintenance
10 7
NORMAL MAINTENANCE SCHEDULE (CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
5: For your convenience, it can be replaced prior to it's interval when you do maintenance of other items.
*6: Inspect for excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should per-
form the operation.
*
7: The fuel filter is considered to be maintenance free but periodic inspection is recommended for this maintenance schedule
depends on fuel quality. If there are some important safety matters like fuel flow restriction, surging, loss of power, hard start-
ing problem etc, replace the fuel filter immediately regardless of maintenance schedule and consult an authorized HYUNDAI
dealer for details.
Number of months or driving distance, whichever comes first
Months1224364860728496
Miles×1,0001020304050607080
Km×1,000153045607590105120
Spark plugsReplace every 165,000 km (110,000 miles) or 120 months *5
Valve clearance (3.8L) *5 *6I
Vapor hose and fuel filler capII
Fuel tank air filterFor EuropeII
Except EuropeIRIR
Vacuum hoseIIIIIIII
Fuel filter*7For EuropeII
Except EuropeIRIR
Fuel lines, hoses and connectionsII
Cooling systemInspect “Coolant level and leak” every day
Inspect “Water pump” when replacing the drive belt or timing belt
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM

711
Maintenance
NORMAL MAINTENANCE SCHEDULE (CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
8: When adding coolant, use only deionized water or soft water for your vehicle and never mix hard water in the coolant filled at
the factory. An improper coolant mixture can result in serious malfunction or engine damage.
*
9: For your convenience, it can be replaced prior to it's interval when you do maintenance of other items.
Number of months or driving distance, whichever comes first
Months1224364860728496
Miles×1,0001020304050607080
Km×1,000153045607590105120
Engine coolant *8For EuropeAt first, replace at 210,000 km (120,000 miles) or 10 years:
after that, replace every 30,000 km (20,000 miles) or 24 months *9
Except EuropeAt first replace at 200,000 km (120,000 miles) or 10 years:
after that, replace every 40,000 km (25,000 miles) or 24 months *9
Battery conditionIIIIIIII
All electrical systemsIIII
Brake lines, hoses and connectionsIIIIIIII
Brake pedalIIII
Parking brakeIIII
Brake fluidFor EuropeIRIRIRIR
Except EuropeIIIIIIII
Disc brakes and padsIIIIIIII
Power steering fluid and hosesIIIIIIII
EHPS motor pump and hoses Inspect every 20,000 km (12,000 miles)
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM

Maintenance
12 7
NORMAL MAINTENANCE SCHEDULE (CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
10: Rear differential oil should be changed anytime they have been submerged in water.
Number of months or driving distance, whichever comes first
Months1224364860728496
Miles×1,0001020304050607080
Km×1,000153045607590105120
Steering gear rack, linkage and bootsIIIIIIII
Driveshaft and bootsIIII
Tire (pressure & tread wear)IIIIIIII
Front suspension ball jointsIIIIIIII
Bolt and nuts on chassis and bodyIIIIIIII
Air conditioner refrigerant (if equipped)IIIIIIII
Air conditioner compressor (if equipped)IIIIIIII
Climate control air filter (if equipped)RRRRRRRR
Automatic transmission fulidNo check, No service required
Exhaust systemIIII
Rear differential oil *10II
Propeller shaftIIII
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM

713
Maintenance
MAINTENANCE UNDER SEVERE USAGE CONDITIONS
The following items must be serviced more frequently on cars mainly used under severe driving conditions.
Refer to the chart below for the appropriate maintenance intervals.
R : Replace I : Inspect and if necessary, adjust, correct, clean or replace
Maintenance itemMaintenance
operationMaintenance intervalsDriving condition
Engine oil and
engine oil filterFor Middle EastREvery 5,000 km or 6 monthsA, B, C, D, E,
F, G, H, I, J, K
Except Middle EastREvery 7,500 km (5,000 miles)
or 6 months
Air cleaner filterIInspect more frequently
depending on the conditionC, E
Spark plugs RReplace more frequently
depending on the conditionA, B, H, I
Steering gear rack, linkage and bootsIInspect more frequently
depending on the conditionC, D, E, F, G
Automatic transmission fluidFor EuropeREvery 90,000 kmA, C, D, E, F, G, H, IExcept EuropeREvery 100,000 km
Front suspension ball jointsIInspect more frequently
depending on the conditionC, D, E, F, G
Disc brakes and pads, calipers and rotorsIInspect more frequently
depending on the conditionC, D, E, G, H

Maintenance
14 7
Parking brake I C, D, G, H
Driveshaft and boots I C, D, E, F
Rear differential oilR Every 120,000 km (80,000 miles) C, E, G, I, J
Propeller shaft I
Every 15,000 km (10,000 miles) or 12 monthsC, E
Climate control air filter (if equipped) R C, E
MAINTENANCE ITEMMaintenance
operationMaintenance intervals
Driving condition
Inspect more frequently
depending on the condition
Inspect more frequently
depending on the condition
Replace more frequently
depending on the condition
Severe driving conditions
A : Repeatedly driving short distance of less than 8 km (5
miles) in normal temperature or less than 16 km (10 miles)
in freezing temperature
B : Extensive engine idling or low speed driving for long dis-
tances
C : Driving on rough, dusty, muddy, unpaved, graveled or salt-
spread roads
D : Driving in areas using salt or other corrosive materials or in
very cold weather
E : Driving in sandy areasF : More than 50 % driving in heavy city traffic during hot
weather above 32°C (90°F)
G : Driving on uphill, downhill, or mountain roads
H : Towing a trailer (if equipped)
I : Driving for patrol car, taxi, commercial car or vehicle towing
J : Driving over 170 km/h (106 mile/h)
K : Frequently driving in stop-and-go conditions