8-6 Maintenance schedule
ENGINE AND EMISSION CONTROL MAINTENANCE
R=Replace; I=Check & replace; A=Adjust; C=Clean.
MAINTENANCE OPERATION
Perform either at number of kilometersor
months km×1000 which ever comes first.
MAINTENANCE INTERVAL
km×1000
1.5
5
10
15
20
25
30
35
40
Months
—
3
6
9
12
15
18
21
24
Under hood and under vehicle
Toque check manifolds & exhaust tube nuts & carburetor fixing nuts
*1
I
Adjust clearance of inspiration and exhaust valve
A
A
A
A
Check drive belts for cracks, fraying, wear & tension
I
*1
I
*1
I
I
*1
I
Change engine anti-freeze coolant (ethylene glycol base, LLC)
R
R
Check cooling system
I
I
I
I
Check fuel lines
I
I
Clean & replace air cleaner filter (Dry type)
★
C
C
C
R
C
C
C
R
Engine oil (Adopt API SL oil) & oil filter
R
R
R
R
R
R
R
R
Replace fuel filter
★
R
R
Check & replace spark plugs
*2
R
R
Check ignition wires
I
I
Check PCV system
I
I
Check vacuum fitting hoses & connections
*1
I
I
I
I
Check EVAP vapor lines
I
I
Check heated Oxygen sensor (exhaust sensor)
I
I
NOTE: Maintenance items with
“
★
”
should be performed more frequently according to
“
Maintenance under severe driving conditions
”
.
*1 Vehicle without three-way catalytic converter.
*2 Vehicle with three-way catalytic converter.
