Isuzu N-Series. Manual — part 32

0B-6 MAINTENANCE AND LUBRICATION

Ball joint boots
for damage
(Independent
suspension
model only)

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Ball joint for
excessive play
(Independent
suspension
model only)

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Relay lever shaft
for excessive
play (Indepen-
dent suspension
model only)

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Steering wheel
play

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Steering function

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I

I

I

I

I

I

I

I

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Wheel alignment

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I

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[OPT] Power
steering hose

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R

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SERVICE
BRAKES

Brake fluid

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R

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[V] Hydro booster
fluid (ATF)

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R

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Brake system for
fluid leakage

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*Brake lining and
drum for wear

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*Disc brake pads
and discs for
wear

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Brake pedal
travel and free
play

I

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Pipes and hoses
for loose connec-
tions or damage

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PARKING
BRAKE

Parking brake
cables

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Parking brake
function

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SERVICE
INTERVAL:

× 1,000
km

1

5

10 15

20

25 30

35

40

45 50

55

60

65 70

75

80 85

90

95 100

× 1,000
miles

0.6

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

or
months

1

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

MAINTENANCE AND LUBRICATION 0B-7

Parking brake
lever travel

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Lining for wear

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Drum for wear or
damage

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Ratchet for wear
or damage

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SUSPENSION

Spring leaves for
damage

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Torsion bar
Spring (Indepen-
dent suspension
model only)

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Ball joint boots
for damage
(Independent
suspension
model only)

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Mount for loose-
ness or damage

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Rear spring,
spring pin and
shackle pin (NPS
model only)

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L

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L

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L

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L

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L

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L

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L

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L

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L

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L

Shock absorbers
for oil leakage

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Shock absorbers
mount for loose-
ness

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Ball joint for
excessive play
(Independent
suspension
model only)

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I

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I

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Upper links
(Independent
suspension
model only)

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L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

WHEELS

Wheel pins and
nuts

T

— — —

T

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T

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T

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T

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T

Wheel disc for
damage

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I

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I

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I

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I

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SERVICE
INTERVAL:

× 1,000
km

1

5

10 15

20

25 30

35

40

45 50

55

60

65 70

75

80 85

90

95 100

× 1,000
miles

0.6

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

or
months

1

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

0B-8 MAINTENANCE AND LUBRICATION

Maintenance Schedule under Severe Driving Conditions

Severe driving conditions
A : Repeated short trips
B : Driving on rough roads
C : Driving on dusty roads
D : Driving extremely cold weather and/or on salted roads

Hub bearing
grease

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R

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Tire pressure and
damage

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ELECTRICAL
EQUIPMENT

Specific gravity of
battery electro-
lyte

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OTHERS

Lights, horn,
windshield, wiper
and washer

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Drive shaft dust
boots for damage
(NPS model only)

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Bolts and nuts on
chassis and body

I

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Item

Interval

Condition

A

B

C

D

A+D

[4JB] [4JG] Engine oil

Change every 2,500 km (1,500 miles)

❍

❍

[4H] Engine oil

Change every 5,000 km (3,000 miles)

❍

❍

[4JB] [4JG] [4H] Engine oil filter

Replace every 5,000 km (3,000 miles)

❍

❍

Exhaust pipes and mounting

Inspect every 10,000 km (6,000 miles)

❍

❍

❍

Air cleaner element

Replace every 20,000 km (12,000 miles)

❍

Steering system for looseness or
damage

Inspect every 5,000 km (3,000 miles)

❍

Universal joints and sliding
sleeve grease

Lubricate every 10,000 km (6,000 miles)

❍

Manual transmission and differ-
ential gear oil

Change every 20,000 km (12,000 miles)

❍

[SA] Smoother clutch fluid

Change every 20,000 km (12,000 miles)

❍

Brake lining and drum for wear

Inspect every 10,000 km (6,000 miles)

❍

❍

❍

Disc brake pads and discs for
wear

Inspect every 5,000 km (3,000 miles)

❍

❍

❍

[4JH] Engine oil

Change every 7,500 km (4,500 miles)

❍

❍

SERVICE
INTERVAL:

× 1,000
km

1

5

10 15

20

25 30

35

40

45 50

55

60

65 70

75

80 85

90

95 100

× 1,000
miles

0.6

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

or
months

1

3

6

9

12

15 18

21

24

27 30

33

36

39 42

45

48 51

54

57

60

MAINTENANCE AND LUBRICATION 0B-9

[4JH] Engine oil filter

Replace every 7,500 km (4,500 miles)

❍

❍

[4JH] Air cleaner element

Replace every 10,000 km (6,000 miles)

❍

Item

Interval

Condition

A

B

C

D

A+D