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 item

Maintenance operation

Maintenance intervals

Driving condition

Engine oil and filter*1

R

Replace every 5,000 miles(8,000 km) or 6 months

D, H, I, L

Air cleaner filter

R

More frequently

C, E

Spark plugs

R

Replace more frequently depending on the condition

A, B, F, G,H, I, K

Steering gear rack, linkage and boots

I

Inspect more frequently depending on the condition

C, D, E, F, G

Front suspension ball joints

I

Inspect more frequently depending on the condition

C, D, E, F, G

Disc brakes and pads, calipers and rotors

I

Inspect more frequently depending on the condition

C, D, E, G, H

Parking brake

I

Inspect more frequently depending on the condition

C, D, G, H

Drive Shaft

I

Inspect more frequently depending on the condition

C, D, E, F, G, H, I, J

Cabin air filter

R

Replace more frequently depending on the condition

C, E, G

Automatic transmission fluid

R

Replace every 60,000 miles (100,000 km)

A, C, F, G, H, I, J, K

Front differential oil (AWD) / Rear differential oil

R

Replace every 72,000 miles (120,000 km)

C, D, E, G, H, I, J

Propeller shaft

I

Inspect more frequently depending on the condition

C, D, E, F, G, H, I, J

Transfer case oil (AWD)

No check, No service required

Requires <API SN PLUS (or above) Full synthetic> grade engine oil. If a lower grade engine oil (mineral oil including Semi-synthetic) is used, then the engine oil and engine oil filter must be replaced as indicated severe maintenance condition.

Severe driving conditions

A. Repeatedly driving short distance of less than 5 miles (8 km) in normal temperature or less than 10 miles (16 km) in freezing temperature

B. Extensive engine idling or low speed driving for long distances

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 heavy dust conditions

F. Driving in heavy traffic area

G. Driving on uphill, downhill, or mountain roads

H. Using for towing or camping, and driving with loading on the roof

I. Driving for patrol car, taxi, other commercial use of vehicle towing

J. Frequently driving under high speed or rapid acceleration/deceleration

K. Frequently driving in stop-and-go conditions

L. Engine oil usage which is not recommended (Mineral type, Semi-synthetic, Lower grade spec, etc.)