4JH1 ISUZU KB P190 2007 Workshop Owner's Manual

PROPELLER SHAFT 4A-7
Front Propeller Shaft

4×4 Model
Engine Model 4JK1 (Standard Output),
4JJ1 (Standard Output) 4JJ1 (High Output)
4JJ1 (Standard Output),
4JJ1 (High Output)
Transmission Type 5M/T (MUA) 5M/T (MUX) 4A/T
W heel Base Long Long Long
Outside Diameter mm 40 40 40
(in) (1.57) (1.57) (1.57)
Inside Diameter mm 32 32 32
(in) (1.26) (1.26) (1.26)
Length (L) mm 579 618 649
(in) (22.80) (24.33) (25.55)
Spline Outside
Diameter mm
33
33
33
(in) (1.30) (1.30) (1.30)

Fix Bolt Size T/F M10 M10 M10
Axle M10 M10 M10

4 ×4 Model
Engine Model 4JA1-T(L) 4JA1-TC 4JH1-TC C24SE HFV6
Transmission Type 5M/T (MUA) 5M/T (MUA) 4A/T 5M/T
(MUA) 5M/T (AR-5),
4A/T
W heel Base Long Long Long Long Long
Outside Diameter mm 40 40 40 40 40
(in) (1.57) (1.57) (1.57) (1.57) (1.57)
Inside Diameter mm 32 32 32 32 32
(in) (1.26) (1.26) (1.26) (1.26) (1.26)
Length (L) mm 607 607 676 586 596
(in) (23.90) (23.90) (26.61) (23.07) (23.46)
Fix Bolt Size T/F M10 M10 M10 M10 M10
Axle M10 M10 M10 M10 M10










RUW 54ASF000401

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5C-66 BRAKES
4JA1-T/4JH1-TC RHD MODEL



RTW 75CMF001101
4JJ1-TC/4JK1-TC RHD MODEL



RTW 75CMF001301

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ISUZU KB P190 2007

5C-68 BRAKES
4JA1-T/4JH1-TC LHD MODEL



RTW 75CMF001201
4JJ1-TC/4JK1-TC LHD MODEL

RUW 75CLF000201

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SECTION 6
ENGINE
TA BLE OF CONTENTS
ENGINE 6
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4JA1/4JH1 MODELS 4JK1/4JJ1 MODELS


C24SE MODEL HFV6 MODEL

Section 6 Troubleshooting ....................................................................................... ..... 786
PAGE
Section 6A Engine Mechanical .................................................................................... 806
Section 6B Engine Cooling .......................................................................... ................ 945
Section 6C Fuel System .......................................................................... ..................... 96 5
Section 6D Engine Electrical ................................................................ ....................... 1002
Section 6E Engine Control System (4JH1) ....................................................... ......... 1034
Section 6F Exhaust System ....................................................... .............................. ... 1333
Section 6H Accelerator Control ....................................................... ..............................135 3
SECTION 6
ENGINE
TA BLE OF CONTENTS
ENGINE 6
4JA1/4JH1 MODELS

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6A – 6 ENGINE MECHANICAL
MAIN DATA AND SPECIFICATIONS
Engine model
Item 4JH1TC
Engine type
Four-cycle, overhead valve, water cooled
Combustion chamber type Direct injection
Cylinder liner type
Timing gear train system Dry type, chrome plated
Gear drive
No. of cylinders-bore × stroke mm (in) 4 – 95.4 × 104.9 (3.76 × 4.13)
No. of piston rings Compression ring: 2 / Oil ring: 1
Total piston displacement liter
Compression ratio (to 1) 2,999
18.3
Compression pressure MPa (kg/cm2/psi) 3.0 (31.0/441) – 200 rpm
Engine weight (dry) kg (lb)MT: Approximately 249 (549)
AT: Approximately 236 (520)
Fuel injection order 1 – 3 – 4 - 2
Specified fuel type JIS No.2, DIN/EN590, GB252-1944 Diesel fuel
Idling speed rpm
700 ± 25 (A/C OFF)
800 ± 25 (A/C ON)
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
Injection pump type 0.4 (0.016)
0.4 (0.016) 24.5
55.5
54.0
26.0
BOSCH distributor VP44 type
Injection nozzle type
Injection nozzle opening pressure
MPa (kg/cm
2/psi) Hole with 5 orifices

1st 19.5 (199/2,828)
2nd (Reference) 34.3 ∼35.8 (350 ∼365/4,980 ∼5,197)
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)
Oil pump type
Oil filter type Gear
Cartridge paper element
Oil capacity lit (US/UK gal)
6.2 (1.64/1.36) (For 4
× 2)
7.0 (1.85/1.54) (For 4 × 4)
Oil cooler type W ater cooled

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ISUZU KB P190 2007

ENGINE MECHANICAL 6A – 7

Engine model
Item 4JH1TC
Cooling system
W ater pump type
Thermostat type
Air cleaner type

Battery type/voltage × No. of units



Generator capacity V-A
Starter motor output V-kW
Turbocharger model Turbine type
Compressor type
Centrifugal
W ax pellet with jiggle valve
Dry paper element (except for Euro3 spec) Viscous paper element (for Euro3 spec)
80D26L × 1
95D31L × 1 (OPT)
75D26R × 2 (OPT for EC, MT)
80D26R × 2 (OPT for EC, AT)
12 – 60/12 – 80 12 – 2.3
*IHI RHF5
Mixed flow type Radial-inflow
Backward & rake type Radial-outflow
*IHI: Ishikawajima-Harima Heavy Industries., Ltd.

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ENGINE MECHANICAL 6A – 13
Intake Manifold (4JA1TC / 4JH1TC)
N·m (kg·m/lb·ft)



RTW 36AXF000201

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6A – 16 ENGINE MECHANICAL
Exhaust Manifold, and Turbocharger (4JA1TC/4JH1TC)
N·m (kg·m/lb·ft)



RTW 46AXF001001

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6A – 20 ENGINE MECHANICAL
Fuel Injection System (4JH1TC)
N·m (kg·m/lb·ft)





RTW 46AXF001301

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ISUZU KB P190 2007