2007 ISUZU KB P190 oil filter

0B-2 MAINTENANCE AND LUBRICATION
MAINTENANCE SCHEDULE (For GENERAL EXPORT)
Items followed by an asterisk (*) require more frequent maintenance if the vehicle is driven under severe conditions.
Replace the fuel filter (**Mark) when the fuel filter indicator light is lit.
Refer to "SEVERE CONDITIONS MAINTENANCE SCHEDULE."

I : Inspect and correct or replace as necessary A : Adjust
R : Replace or change T : Tighten to specified torque L : Lubricate


SERVICE INTERVAL: × 1,000 km 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100(Use odometer reading × 1,000 miles 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60or months whichever
comes first)
or months 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120
ENGINE
Idling speed and acceleration
(GASOLINE) I I - I - I - I - I - I - I - I - I - I (DIESEL) I I I I I I I I I I I I I I I I I I I I * Air cleaner element
(GASOLINE) - I - I - I - R - I - I - I - R - I - I (DIESEL) I I I I I I I R I I I I I I I R I I I I * Engine oil (HFV6) - - R - - R - - R - - R - - R - - R - - (C24SE) Replace every 12,000km (4JH1-TC, 4JJ1 (Standard Output),
4JJ1 (High Output)) - R - R - R - R - R - R - R - R - R - R

(4JA1-T) R R R R R R R R R R R R R R R R R R R R * Engine oil filter (HFV6) - - R - - R - - R - - R - - R - - R - - (C24SE) Replace every 12,000km (4JH1-TC, 4JA1-T) - R - R - R - R - R - R - R - R - R - R (4JJ1 (Standard Output),
4JJ1 (High Output)) - - - R - - - R - - - R - - - R - - - R
Oil leakage and contamination (GASOLINE) - I - I - I - I - I - I - I - I - I - I (DIESEL) I I I I I I I I I I I I I I I I I I I I Fuel leakage
I I - I - I - I - I - I - I - I - I - I Fuel tank - - - I - - - I - - - I - - - I - - - I O2 Sensor (C24SE) Replace every 160,000km (HFV6)
MIL diagnostic Indicates O2 Sensor Valve clearances (6VE1) Check and adjust if noisy (4JH1-TC, 4JA1-T) A - - A - - - A - - - A - - - A - - - A (4JJ1 (Standard Output),
4JJ1 (High Output)) - - - - - - - A - - - - - - - A - - - -
Spark plugs (C24SE) (for leaded fuel
use) - R - R - R - R - R - R - R - R - R - R
Spark plugs (C24SE) (for unleaded
fuel use) - - - - - R - - - - - R - - - - - R - -
Spark plugs
(HFV6) Replace every 120,000km Spark plug wire - - - - - - - - - - - - - - - - - - - I Fuel filter (GASOLINE) - - - R - - - R - - - R - - - R - - - R (4JH1-TC, 4JA1-T) - - R - - R - - R - - R - - R - - R - - ** (4JJ1 (Standard Output),
4JJ1 (High Output)) Replace the fuel filter when the fuel filter indicator light is lit.
Fuel pump in fuel tank
(4JJ1 (Standard Output),
4JJ1 (High Output)) - - - - - - - I - - - - - - - I - - - -
Engine / Accessory drive belt
(C24SE) - - - - - - - - - I - - - - - - - - - I

(HFV6) Replace every 100,000km Fan belt tension and damage
(DIESEL) I I I I I I I I I I I I I I I I I I I I
* Exhaust system
I I - I - I - I - I - I - I - I - I - I Engine coolant concentration (HFV6) - I - I - I - I - I - I - I - I - I - R (C24SE) - I - I - I - I - R - I - I - I - I - R (DESEL) - I - I - I - I - I - I - I - I - I - I Engine coolant
(4JJ1 (Standard Output),
4JJ1 (High Output)) Change every 2 years
Cooling system for water leakage - I - I - I - I - I - I - I - I - I - I All hoses and pipes in engine
compartment for clogs or damage - I - I - I - I - I - I - I - I - I - I
Timing belt
(C24SE) - - - - - - - - - - - - - - - I - - - - Replace every 120,000km Timing belt (6VE1) Replace every 160,000km

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ISUZU KB P190 2007

MAINTENANCE AND LUBRICATION 0B-5
MAINTENANCE SCHEDULE (For EUROPE)
Items followed by an asterisk (*) require more frequent maintenance if the vehicle is driven under severe conditions.
Replace the fuel filter (**Mark) when the fuel filter indicator light is lit.
Refer to "SEVERE CONDITIONS MAINTENANCE SCHEDULE."
Diesel Engine model (ACEA B2 specification engine oil)

I : Inspect and correct or replace as necessary A : Adjust
R : Replace or change T : Tighten to specified torque L : Lubricate

SERVICE INTERVAL: × 1,000 km 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
(Use odometer reading or × 1,000 miles 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60
months whichever comes
first)
or months 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120
DIESEL ENGINE * Engine oil - R - R - R - R - R - R - R - R - R - R* Engine oil filter - - - R - - - R - - - R - - - R - - - ROil leakage and contamination I I I I I I I I I I I I I I I I I I I I Idling speed and acceleration I I I I I I I I I I I I I I I I I I I I Fan belt tension and damage I I I I I I I I I I I I I I I I I I I I Exhaust system I I - I - I - I - I - I - I - I - I - I All hoses and pipes in engine
compartment for clog of damage - I I I I I I I I I I I I I I I I I I I
Valve clearance
- - - A - - - A - - - A - - - A - - - A * Air cleaner element I I I I I I I R I I I I I I I R I I I I ** Fuel filter Replace the fuel filter when the fuel filter indicator light is lit. Engine coolant concentration - I - I - I - I - I - I - I - I - I - I Cooling system for water leakage - I - I - I - I - I - I - I - I - I - I CLUTCH Clutch fluid I I - I - I - I - I - I - I - I - I - I Clutch pedal travel and play I I - I - I - I - I - I - I - I - I - I TRANSMISSION OR TRANSMISSION
W ITH TRANSFER CASE

* Manual transmission with fluid - R - I - - - R - - - I - - - R - - - I * Transfer case oil (MT) - - - I - - - I - - - I - - - I - - - I Oil leakage I I I I I I I I I I I I I I I I I I I I Gear control mechanism for
looseness - - - I - - - I - - - I - - - I - - - I
* Automatic transmission fluid - - - I - - - I - - - I - - - I - - - I * Transfer case oil (AT)
- - - I - - - - - - - I - - - - - - - I PROPELLER SHAFT Loose connections - I - I - I - I - I - I - I - I - I - I * Universal joints and splines for wear - I - I - I - I - I - I - I - I - I - I Universal joints and sliding sleeve (4W D) - L - L - L - L - L - L - L - L - L - L
FRONT AND REAR AXLE * Differential gear oil (Front and rear) - R - I - - - R - - - I - - - R - - - I Oil leakage I I I I I I I I I I I I I I I I I I I I Shift on the fly system gear oil I - - I - - - I - - - I - - - I - - - I
Front axle shaft boot for damage - - - I - - - I - - - I - - - I - - - I Axle case for distortion or damage - - - I - - - I - - - I - - - I - - - I Axle shafts for distortion or damage - - - I - - - I - - - I - - - I - - - I

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ISUZU KB P190 2007

MAINTENANCE AND LUBRICATION 0B-7

Diesel Engine model (Engine oil that meet or exceeds ACEA B3 specification)
I : Inspect and correct or replace as necessary A : Adjust
R : Replace or change T : Tighten to specified torque L : Lubricate

SERVICE INTERVAL: × 1,000 km 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
(Use odometer reading or × 1,000 miles 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60
months whichever comes
first)
or months 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120
DIESEL ENGINE * Engine oil - - - R - - - R - - - R - - - R - - - R*
Engine oil filter
- - - R - - - R - - - R - - - R - - - R
Oil leakage and contamination I I I I I I I I I I I I I I I I I I I I Idling speed and acceleration I I I I I I I I I I I I I I I I I I I I Fan belt tension and damage I I I I I I I I I I I I I I I I I I I I Exhaust system I I - I - I - I - I - I - I - I - I - I All hoses and pipes in engine
compartment for clog of damage - - - I - - - I - - - I - - - I - - - I
Valve clearance
- - - A - - - A - - - A - - - A - - - A * Air cleaner element I I I I I I I R I I I I I I I R I I I I ** Fuel filter Replace the fuel filter when the fuel filter indicator light is lit. Engine coolant concentration - - - I - - - I - - - I - - - I - - - I Cooling system for water leakage - - - I - - - I - - - I - - - I - - - I CLUTCH Clutch fluid I I - I - I - I - I - I - I - I - I - I Clutch pedal travel and play I I - I - I - I - I - I - I - I - I - I TRANSMISSION OR TRANSMISSION
W ITH TRANSFER CASE

* Manual transmission with fluid - - - R - - - I - - - R - - - I - - - I * Transfer case oil (MT) - - - R - - - I - - - R - - - I - - - I Oil leakage - - - I - - - I - - - I - - - I - - - I Gear control mechanism for
looseness - - - - - - - - - - - I - - - - - - - -
* Automatic transmission fluid - - - I - - - I - - - I - - - I - - - I * Transfer case oil (AT)
- - - R - - - I - - - R - - - I - - - R PROPELLER SHAFT Loose connections - I - I - I - I - I - I - I - I - I - I * Universal joints and splines for wear - I - I - I - I - I - I - I - I - I - I Universal joints and sliding sleeve
(4W D) - L - L - L - L - L - L - L - L - L - L
FRONT AND REAR AXLE
* Differential gear oil (Front and rear) - R - I - - - R - - - I - - - R - - - I Oil leakage I I I I I I I I I I I I I I I I I I I I Shift on the fly system gear oil I - - I - - - I - - - I - - - I - - - I Front axle shaft boot for damage - - - I - - - I - - - I - - - I - - - I Axle case for distortion or damage - - - I - - - I - - - I - - - I - - - I Axle shafts for distortion or damage - - - I - - - I - - - I - - - I - - - I STEERING Power steering fluid I I I I I I I R I I I I I I I R I I I I Oil leakage I I I I I I I I I I I I I I I I I I I I * Steering system for looseness or
damage - I - I - I - I - I - I - I - I - I - I
Power steering hose
- I - I - I - I - I - I - I - R - I - I Steering wheel play I I I I I I I I I I I I I I I I I I I I Steering function I I I I I I I I I I I I I I I I I I I I Right and left turning radius - - - I - - - I - - - I - - - I - - - I W heel alignment - - - I - - - I - - - I - - - I - - - I Joint ball for oil leakage or damage - I - I - I - I - I - I - I - I - I - I Joint ball rubber boot for damage - I - I - I - I - I - I - I - I - I - I


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ISUZU KB P190 2007

MAINTENANCE AND LUBRICATION 0B-9
SEVERE CONDITIONS MAINTENANCE SCHEDULE (For GENERAL EXPORT)

Severe driving conditions
A : Repeated short trips
C24SE : C24SE Gasoline engine
B : Driving on rough roads
HFV6 : HFV6 Gasoline engine
C : Driving on dusty roads
G : Gasoline engine
D : Driving in extremely cold weather and/or on salted roads
4JA1-T : 4JA1-T Diesel engine
E : Towing trailer or climbing mountain frequently
4JH1-TC : 4JH1-TC Diesel engine
F : Operation in high ambient temperature conditions
4JJ1 (Standard Output):
4JJ1 Standard Output Diesel engine

4JJ1 (High Output): 4JJ1 High Output Diesel engine

D : Diesel engine

MT : Manual transmission

AT : Automatic transmission

4W D : Four wheel drive


Condition
A B C D E F A+D
Engine oil G : Change every 5,000 km (3,000 miles) or 3 month
4JA1-T : Change every 2,500 km (1,500 miles) 4JH1-TC 4JJ1 (Standard Output) 4JJ1 (High Output):

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




Engine oil filter G : Replace every 5,000 km (3,000 miles) or 3 monthD : Replace every 5,000 km (3,000 miles)



Exhaust pipes and mounting Inspect every 5,000 km (3,000 miles)





Air cleaner element
Replace every 20,000 km (12,000 miles) D : Inspect every 2,500 km (1,500 miles)


Steering system for looseness
or damage Inspect every 5,000 km (3,000 miles)


Universal joints and sleeves Inspect for wear and lubricate every 5,000 km (3,000 miles)




Transmission or transmission
with transfer case oil MTC24SE D Change every 20,000 km (12,000 miles)
after changing at initial 10,000 km (6,000 miles)
MT HFV6 Change every 40,000 km (24,000 miles)

AT Transmission:
Change every 20,000 km (12,000 miles)








4W D Transfer:
Change every 20,000 km (12,000 miles)


Differential oil
Change every 20,000 km (12,000 miles)
after changing at initial 10,000 km (6,000 miles)


Front brake pads and di
scs
wear Inspect every 5,000 km (3,000 miles)




Rear brake lining and drum
wear Inspect every 5,000 km (3,000 miles)





Interval
Item

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ISUZU KB P190 2007

0B-10 MAINTENANCE AND LUBRICATION
SEVERE CONDITIONS MAINTENANCE SCHEDULE (For EUROPE)

Severe driving conditions
MT : Manual transmission
A: Repeated short trips
AT : Automatic transmission
B: Driving on rough roads
4W D : Four wheel drive
C: Driving on dusty roads
D: Driving in extremely cold weather and/or on salted roads
E: Towing trailer or climbing mountein frequently

Condition
Item Interval A B C D E A+D
Engine oil Change every 5,000 km (3,000 miles)





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 sleeves Inspect for wear and lubricate every 10,000 km (6,000 miles)




Transmission or transmission
with transfer case oil MT Change every 30,000 km (18,000 miles)
after changing at initial 10,000 km (6,000 miles)


AT
Transmission:
Inspection every 20,000 km (12,000 miles)







4W D Transfer:
Change every 30,000 km (18,000 miles)
After changing at initial 10,000 km (6,000 miles)


Differential oil
Change every 20,000 km (12,000 miles)
after changing at initial 10,000 km (6,000 miles)


Front brake pads and di
scs wear Inspect every 5, 000 km (3,000 miles)




Rear brake lining and drum wear Inspect every 5,000 km (3,000 miles)







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ISUZU KB P190 2007

TROUBLESHOOTING 6 – 11
9. Oil Pressure Does Not Rise
Step Action Value(s) Yes No
1 Was the oil pressure warning lamp working OK? —
Go to Step 2 Replace the oil
pressure
warning lamp
2 Does the oil filter element clog? — Replace the oil
filter element Go to Step 3
3 Does the relief valve open? — Repair or
replace the relief valve Go to Step 4
4 Does the oil strainer clog? — Clean or
replace the oil strainer Go to Step 5
5 Was the oil pump working OK? (The pump related
parts worn etc.) —

Go to Step 6 Repair or
replace the oil pump.
6 Was the rocker arm and/or relation parts worn? — Replace the
rocker arm
and/or relation parts Go to Step 7
7 Was the camshaft and/or relation parts worn? — Replace the
camshaft
and/or relation parts Go to Step 8
8 Was the crankshaft and/or relation parts worn? — Replace the
crankshaft
and/or relation parts Go to Step 9
9 Are any DTC stored? — Go to indicated
DTC Solved

Table of pressure unit
Pressure kPa (kg/cm
2) 100
(1.0) 980
(10.0)
Resistance ohm 81 30
Electric current A 63.5 106.7

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ISUZU KB P190 2007

ENGINE MECHANICAL 6A – 3
Lubricating Flow ........................................................................................................ 6A- 126
Oil Pump and Oil Filter .............................................................................................. 6A- 127
Oil Pump ..................................................................................................................... 6 A- 128
Disassembly ........................................................................................................... 6A- 128
Inspection and Repair ............................................................................................ 6A- 129
Reassembly ............................................................................................................ 6A- 130
Oil Filter and Oil Cooler ............................................................................................. 6A- 131 Disassembly ........................................................................................................... 6A- 131
Inspection and Repair ............................................................................................ 6A- 132
Reassembly ............................................................................................................ 6A- 133
Inter Cooler .................................................................................................................. . 6A- 135
Removal ................................................................................................................. 6A- 1 36
Installation ............................................................................................................. 6A- 136
Special Tools ................................................................................................................. 6A- 137

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ISUZU KB P190 2007

6A – 4 ENGINE MECHANICAL
MAIN DATA AND SPECIFICATIONS
Engine model
Item 4JA1T (L)
4JA1TC
Engine type
Combustion chamber type
Cylinder liner type
Timing gear train system Four-cycle, overhead valve, water cooled
Direct injection
Dry type, chrome plated Gear drive
No. of cylinders-bore × stroke mm (in) 4 – 93 × 92 (3.66 × 3.62)
No. of piston rings Compression ring: 2 / Oil ring: 1
Total piston displacement cm3 (in3)
Compression ratio (to 1) 2,499 (152.4)
18.5
Compression pressure MPa (kg/cm2/psi) 3.0 (31.0/441) – 200 rpm
Engine weight (dry) kg (lb)Approximately 239 (527)
Fuel injection order 1 – 3 – 4 - 2
Fuel injection timing BTDC deg8 -
Specified fuel type
Idling speed rpm

Valve clearances (At cold): Intake mm (in)
Exhaust mm (in)
Intake valves Open at (BTDC) deg
Close at (ABDC) deg
Exhaust valves Open at (BBDC) deg
Close at (ATDC) deg
Fuel system JIS No. 2, DIN/EN590, GB252-1944 Diesel fuel
730 ± 25 (A/C Off)
780 ± 25 (A/C ON)
0.4 (0.016)
0.4 (0.016) 24.5
55.5
54.0
26.0

Injection pump type BOSCH distributor VE type BOSCH distributor VP44 type
Governor type Mechanical (Half all speed
type) Electronically controled
Injection nozzle type
Injection nozzle opening pressure Hole with 5 orifices

MPa (kg/cm2/psi) 1st 19.1 (195 / 2,773) 1st 19.0 (194 / 2,755)
2nd (Reference)
25.5 ∼27.0
(260 ∼275 / 3,702 ∼3,920) 2nd (Reference)
34.0 ∼35.5
(347 ∼362 / 4,936 ∼5,154)
Main fuel filter type
Lubricating system
Lubricating method Cartridge paper element and water separator

Pressure circulation
Specified engine oil (API grade) ISUZU genuine 10W – 30 (API CD of ACEA B2/B3)

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ISUZU KB P190 2007