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6A-6 ENGINE MECHANICAL (C24SE)
ENGINE PICTORIAL
Front View
“4WD OIL PAN”
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ENGINE MECHANICAL (C24SE) 6A-7
Inlet Side View
“4WD OIL PAN”
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6A-8 ENGINE MECHANICAL (C24SE)
Rear View
“4WD OIL PAN”
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ENGINE MECHANICAL (C24SE) 6A-9
Exhaust Side View
“4WD OIL PAN”
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6A-10 ENGINE MECHANICAL (C24SE)
Top View
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ENGINE MECHANICAL (C24SE) 6A-11
Main Data and Specifications
Engine - General C24SE
Engine type Four-cycle, water cooled cross-flow with single over head
camshaft
Micro-computer control, fuel injection
Combustion chamber type (Volume) Hemispherical (43.3cm3)
Timing train system Belt drive
No. of cylinders-bore × stroke mm (in) 4-87.5 ×100.0 (3.44 ×3.93)
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)
Total piston displacement cm3 (in3) 2,405(146.80)
Combustion Chamber Volume 43.3cm3
No. of piston ring Compression ring: 2, Oil ring: 1
Compression pressure kg/cm2 (psi/pa) 12.2-16.3 (174-232/1200-1600)
Ignition timing (BTDC) No adjustment
Idling speed: rpm(W O/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’
Close at (ABDC) deg 76°30’
Exhaust valves
Open at (BBDC) deg 58°30’
Close at (ATDC) deg 35°30’
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/cm2 (psi/Pa) rpm 4-4.6 (56.9-65.4/400-450)
Oil pump type Gear
Oil filter type Cartridge full flow
Oil capacity lit. (US/UK gal.) 4.25
Cooling system
Radiator type Corrugated fin with reserve tank
Coolant capacity lit.
(US/UK gal.) 2.3 (0.66/0.55)
W ater pump type
Centrifugal
Thermostat W ax pellet with jiggle hole
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6A-12 ENGINE MECHANICAL (C24SE)
Engine - General C24SE
Fuel system Electronically controlled Multi Port Fuel Injection System
Fuel pump type Electric
Fuel pressure kg/cm2 (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
Alternator
Capacity V-A(W ) 12-90 (1080), 12-100 (1200)
Starter
Output V-kW 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) 9.6:1±0.25
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'
-Lateral 7° 50' (towards exhaust side)
Overall Dimensions (L ×
××
×
W ×
××
×
H):
- TF (2.4Litre/2W D)610×564 ×708mm
- TF (2.4Litre/4W D) 610×564 ×746mm
Engine Weight
Engine W eight
- TF (2.4Liter/Man) 140kg
Camshaft Type
SOHC
No. of Valves per Cylinder
- Inlet1
- Exhaust
1
Spark Plug Location Side
Port Arrangement Cross Flow
W orking Principle Spark Ignition 4-stroke
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ENGINE MECHANICAL (C24SE) 6A-13
Valve System C24SE
Actuation Type Direct-acting Inverted Bucked Tappet
Valve Clearance Adjustment Hydraulic
Valve Rotor Type None
Inlet-Valve Material Chromium Alloyed Steel
-Seat Insert MaterialSintered Iron
Exhaust-Valve Material Head: Cr-Mn-Ni Alloyed Shaft: Cr-Si Alloyed &Cr plated
-Seat Insert MaterialSintered Iron
Valve Spring Material GME 06 100-C1
Valve Guide Material QS 13 MR 00
Valve Seal Type Lip
Water Pump C24SE
Type Centrifugal
Drive-Material &Type HNBR Toothed-belt
Bearing Type Double Row Ball
Shaft Seal Type Mechanical Ceramic
Thermostat-Coolant C24SE
Type Bypass
Oil Pump & Filter C24SE
Type Gear Pump
Location Front of Engine
Drive Direct Crankshaft Driven
Filter Type Full Flow with Bypass for blocked filter
Oil & Oil Reservoir C24SE
Reservoir-Description & Location 1-piece below Engine
Reservoir Material Aluminum Alloy (pressure cast)
Replacement Oil Fill Volume
-W ith Filter change4.25liters
-W ithout Filter change 4.00liters
Recommended Oil-Run-in 10W /30SG
-Service (above-18°C) 10W /40SG
-Service (below-18°C) 5W /30SG
Oil Classification API&CCMC
Ignition Components C24SE
Spark Plugs Conventional
Type Electronic Spark Control
No. of Coils &Type 2 Solid State
Coil Location Engine-mounted
Ignition Lead Type Inductive (hi-resistance)
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