Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1678

6A-10 ENGINE MECHANICAL (C24SE, C22NE, 22LE, 20LE)

Top View

ENGINE MECHANICAL (C24SE, C22NE, 22LE, 20LE) 6A-11

Main Data and Specifications

Engine - General

C24SE

C22NE

22LE

20LE

Engine type

Four-cycle, water cooled cross-flow with single over head camshaft

Micro-computer control, fuel injection

Combustion chamber type
(Volume)

Hemispherical (43.3cm

3

)

Timing train system

Belt drive

No. of cylinders-bore 

×

stroke mm (in)

4-87.5

×100.0

(3.44

×3.93)

4-86.0

×94.6 (3.39×3.72)

Bore Spacing(C/L to C/L)

93.0 mm (3.66 in)

Firing Order

1-3-4-2

Bore

×Stroke mm (in)

87.5

×100.0

(3.44

×3.93)

86.0

×94.6 (3.39×3.72)

Total piston displacement
cm

3

 (in

3

)

2,405(146.80)

2,198 (134.39)

1,998 (122.16)

Combustion Chamber
Volume

43.3cm

3

No. of piston ring

Compression ring: 2, Oil ring: 1

Compression pressure
kg/cm

2

 (psi/pa)

12.2-16.3

(174-232/1200-1600)

11.7-15.8 (166.8-224.8/1150-1550)

Ignition timing (BTDC)

No adjustment

Idling speed:
rpm(WO/AC,W/AC) A/C off

825

Valve clearances (At cold)

Intake mm (in)

0 (0) (Hydraulic valve lash adjustment)

Exhaust mm (in)

0 (0) (    

"

)

Open at (BTDC) deg

17

°30’

29

Close at (ABDC) deg

76

°30’

65

Exhaust valves

Open at (BBDC) deg

58

°30’

66

Close at (ATDC) deg

35

°30’

29

Ignition system

Fully transistorized battery ignition

Distributor type

Not applicable, Electronic Spark Timing control

Distributor advance type

Not applicable, Electronic Spark Timing control

Spark plug type

RN9YC4

Spark plug gap mm (in)

1.0--1.1 (0.039--0.043)

Lubrication system

Lubricating method

Fully flow pressure circulation

Special engine oil (API
grade)

SE, SF, SG or SH grade

Oil pressure kg/cm

2

 (psi/Pa)

rpm

4-4.6

(56.9-65.4/400-450)

1.5 (21.3/147)

825 (SAE 10W-30/API SE grade) engine oil after warm-up

Oil pump type

Gear

Oil filter type

Cartridge full flow

Oil capacity lit. (US/UK gal.)

4.25

with Oil Filter change 4.5litres

6A-12 ENGINE MECHANICAL (C24SE, C22NE, 22LE, 20LE)

Engine - General

C24SE

C22NE

22LE

20LE

Cooling system

Radiator type

Corrugated fin with reserve tank

Coolant capacity lit.
(US/UK gal.)

2.3 (0.66/0.55)

Water pump type

Centrifugal

Thermostat

Wax pellet with jiggle hole

Fuel system

Electronically controlled Multi Port Fuel Injection System

Fuel pump type

Electric

Fuel pressure kg/cm

2

(psi/Pa)

3.4 (48.4/334)

Fuel filter type

Cartridge paper element

Air cleaner type

Dry paper element

Battery Type/V-Ax No. of
units

34B19L/50D20L

50D20L (STD)

34B19L

46B24L

Alternator

Capacity V-A(W)

12-70 (840)

Starter

Output V-kW

1.4

1.2-1.4

Exhaust system CO
Adjustment

(1) Applicable to Open Loop System (Not equipped H2OS)

(2) Not applicable to Closed Loop System (Equipped H2OS)

Compression Ratio (with
Tolerance)

9.2:1

±0.25

9.2:1

±0.3

8.6:1

±0.3

8.8:1

±0.3

Cylinder Head Material

Aluminum Alloy (gravity cast)

Cylinder Block Material

Cast Iron

No. of Mounting Points
(including trans.)

3

Engine Installation Angles

-Longitudinal

4

° 60'

3

° 30'

-Lateral

7

° 50' (towards exhaust side)

Overall Dimensions
(L 

×××× W ××××H):

- TF (2.4Litre/2WD)

610

×564×708mm

- TF (2.4Litre/4WD)

610

×564×746mm

- TF (2.2Litre/2WD)

610

×550×744 mm

- TF (2.2Litre/4WD)

610

×550×708 mm

- TF (2.0Litre/2WD)

610

×550×734 mm

ENGINE MECHANICAL (C24SE, C22NE, 22LE, 20LE) 6A-13

Engine - General

C24SE

C22NE

22LE

20LE

Engine Weight

Engine Weight

 - TF (2.4Liter/Man)

140kg

- TF (2.2Liter/Man)

136kg

- TF (2.0Liter/Man)

134kg

Camshaft Type

SOHC

No. of Valves per Cylinder

- Inlet

1

- Exhaust

1

Spark Plug Location

Side

Port Arrangement

Cross Flow

Working Principle

Spark Ignition 4-stroke

Valve System

C24SE

C22NE

22LE

20LE

Actuation Type

Direct-acting Inverted Bucked Tappet

Valve Clearance
Adjustment

Hydraulic

Valve Rotor Type

None

Inlet-Valve Material

Chromium Alloyed Steel

-Seat Insert Material

Sintered Iron

Exhaust-Valve Material

Head: Cr-Mn-Ni Alloyed Shaft: Cr-Si Alloyed &Cr plated

-Seat Insert Material

Sintered Iron

Valve Spring Material

GME 06 100-C1

Valve Guide Material

QS 13 MR 00

Valve Seal Type

Lip

Water Pump

C24SE

C22NE

22LE

20LE

Type

Centrifugal

Drive-Material &Type

HNBR Toothed-belt

Bearing Type

Double Row Ball

Shaft Seal Type

Mechanical Ceramic

Thermostat-Coolant

C24SE

C22NE

22LE

20LE

Type

Bypass

Oil Pump & Filter

C24SE

C22NE

22LE

20LE

Type

Gear Pump

Location

Front of Engine

Drive

Direct Crankshaft Driven

Filter Type

Full Flow with Bypass for blocked filter