Diesel engine Td4 (Freelander 1)

General information

Type	Diesel direct injection, in-line, 2.0 l displacement, turbocharged and aftercooled, 16 valves
Cylinder arrangement	4 cylinders in a row; cylinder numbering from the front of the engine
Cylinder diameter	84.00 mm (3.307 inches)
piston stroke	84.00 mm (3.465 inches)
Working volume	1951 cm³ (119.05"³)
Operating procedure	1-3-4-2
Compression ratio	18:1 ± 0,5:1
Direction of rotation	Clockwise as viewed from the front of the engine
Rated power:
- Before 2003 model year - manual and automatic transmissions	82 kW (112 HP) at 4000 rpm
- From model year 2003 - manual transmission	82 kW (112 HP) at 4000 rpm
- From model year 2003 - automatic transmission	80 kW (107 HP) at 4000 rpm
Max Torque:	260 Nm (192 lb-ft) at 1750 rpm
Maximum speed limited by governor	4800 rpm
Maximum allowable speed	5250 rpm
Idle speed	780±30 rpm
Dimensions:
- Length	482 mm (19 inches)
- Width	634 mm (25 inches)
- Height	697 mm (27.4 inches)
glow plugs	4 total, one for each cylinder, centrally located on the intake manifold side, between the two intake valves
Turbocharger	Garrett GT2
fuel injection system	With common ramp ("Common rail"), with Bosch high pressure pump
Injection duration	Determined by the electronic engine control unit (ECM)
Fulfilled standards for the content of harmful substances in exhaust gases	ECD3

Type	Pressurized, aluminum alloy wet sump
Oil filter	Full flow, with replaceable filter element
oil cooler	Integrated in the oil filter connected to the engine cooling system
Oil pump
- Type	Crankshaft driven, with eccentric rotors
- Oil pump performance	30 l/min
- Gap between outer rotor and housing	0.080 - 0.158 mm
- Maximum pressure	up to 20 bar (290 lb/in²)
Pressure in the lubrication system at idle:
- Cold engine -1000 rpm	1.5 bar (21.8 psi²)
- Minimum operating temperature	0.5 bar (7.3 psi²)
- Pressure maintained by bypass	4.2±0.5 bar (60.9±7.3 psi²)
- Pressure at 3500 rpm (hot engine)	3.0-,4.5 bar (43.5 - 65.3 psi²)
Relief valve opening pressure	4.2 bar (60.9 psi²)
Oil pressure alarm trigger pressure	0.2 - 0.5 bar (2.9 -7.3 psi²)

Type	The block is made of gray cast iron with reinforcing hollow bars
Maximum curvature of the block head	0.03mm (0.001 inch)
Drilling diameter in block head:*
- Rated	84.000 - 84.018 mm (3.3071 - 3.3078 inches)
- wear limit	84.040 mm (3.3087 inches)
- Intermediate value	84.080 - 84.098 mm (3.3102 - 3.3109 inches)
- wear limit	84.120 mm (3,3118)
- 1st repair size (grinding)	84.250 - 84.268 mm (3.3169 - 3.3176 inches)
- wear limit	84.290 mm (3.3185 inches)
Permissible ovality of the cylinder (roundness)	0.01mm (0.0004 inch)
- wear limit	0.04mm (0.0016 inch)
Permissible taper of the cylinder*	0.01mm (0.0004inch)
- wear limit	0.04mm (0.0016 inch)

* Measurements at the top, middle and bottom of the cylinder

Main journal diameter	60 mm (2.36 inches)
Crankpin diameter	44.975 - 45.009 mm (1.7707 - 1.7720 inches)
Axial clearance	0.08 - 0.163 mm (0.0031 - 0.0064 inches)
Maximum deviation from round shape	0.15 mm (0.006 inch)
Crankshaft seals	PTFE

Quantity	5 (4 radial, 1 thrust)
Type	The bearing shell on the side of the block has an oil groove, the shell on the side of the bearing cap has no groove
Main bearing shell sizes:
Nominal diameter:
- With yellow mark	59.977 - 50.983 mm (2.3613 - 2.3615 inches)
- With green label	59.970 - 59.976 mm (2.3610 - 2.3613 inches)
- With white mark	59.964 - 59.970 mm (2.3608 - 3.3610 inches)
1st repair size (0,25):
- With yellow label	59.727 - 59.733 mm (2.3515 - 3.3517 inches)
- With green label	59.720 - 59.726 mm (2.3512 - 2.3514 inches)
- With white mark	59.714 - 59.720 mm (2.3509 - 2.3512 inches)
2nd repair size (0,50):
- With yellow label	59.477 - 59.483 mm (2.3416 - 2.3418 inches)
- With green label	59.470 - 59.476 mm (2.3413 - 3.3416 inches)
- With white mark	59.464 - 59.469 mm (2.3411 - 2.3413 inches)
Radial play in the crankshaft bearings	0.027 - 0.063 mm (0.0011 - 0.0025 inches)

On the central main journal, a radial bearing; the crankshaft is held by an outer angular contact bearing.

Type	Forged, H-section, with a horizontal split of the lower head and a continuous upper head
Distance between the axes of the upper and lower heads	135 mm (5.32 inches)
Axis deviation (twisting of the connecting rod body)	0.05 mm (0.002 inch)
Axis deviation (bending of the connecting rod body)	0.5 mm (0.02 inch)

Quantity	4
Material	Sprayed liners in connecting rod heads

Type	"floating" type, from axial movement are kept by locking rings
The diameter of the bushing hole in the upper head of the connecting rod:	30.008 - 30.015 mm (1.1814 - 1.1817 inches)
Landing in the upper head of the connecting rod	Pressed with tension
Distance	65 mm (2.56 inches)

Type	The piston has a graphite coated skirt and an internal channel for cooling oil, the combustion chamber is located in the piston crown
Piston radial clearance	0.036 - 0.072 mm (0.0014 - 0.0028 inches)
Maximum clearance in cylinder diameter	0.15 mm (0.006 inch)
Piston diameter
- Rated	83.950±0.009 mm (3.3051±0.0004 inches)
- Intermediate value	84.030±0.009 mm (3.3083±0.0004 inches)
- 1st repair size	84.200±0.009 mm (3.3150±0.0004 inches)

(Gap measured at 12.0 mm (0.47 inch) from the bottom of the skirt, in a plane perpendicular to the axis of the piston pin)

Type:	2 compression rings, 1 oil scraper ring
- Top compression ring	Barrel profile with chrome finish
- Bottom compression ring	Tapered profile
- Oil scraper ring	Ring with bevelled working edge and spring expander
Clearance between the new piston ring and the groove on the piston:
- Top compression ring	- gap should not be measured
- Bottom compression ring	0.05 - 0.09 mm (0.0020 - 0.0035 inches)
- Oil scraper ring	0.03 - 0.07 mm (0.0012 - 0.0028 inches)
Gap of the new ring, measured at a distance of 30 mm from the top plane of the block:
- Top compression ring	0.20 - 0.35 mm (0.008 - 0.0014 inches)
- Bottom compression ring	0.30 - 0.45 mm (0.012 - 0.0016 inches)
- Oil scraper ring	0.20 - 0.40 mm (0.008 - 0.0016 inches)

Type	Cast from aluminum alloy by die casting
Location of gas channels	Channels of the same name are located on one side of the cylinder head
intake windows	one is helical, the other is tangential
Gas joint gasket:
- Type	Multilayer, steel
- Selection:
- 1st hole	The protrusion of the piston end is not more than 0.91 mm (0.036 inch)
- 2nd hole	Piston protrusion 0.92 - 1.03 mm (0.036 - 0.041 inches)
- 3rd hole	Piston protrusion more than 1.03 mm (0.041 inch)

Type	Two overhead camshafts, die-cast, hollow, with negative cam radius, vacuum pump driven by exhaust camshaft
Bearings	Five bearings of each shaft
Drive unit	Single row chain
Radial deflection	0.047 - 0.088 mm (0.0019 - 0.0035 inches)
Axial clearance	0.15 - 0.33 mm (0.006 - 0.013 inches)
Clearance in bearings	0.011 - 0.034 mm (0.0004 - 0.0013 inches)

Type	The valves are actuated by single-arm levers with a contact roller and a hydraulic gap compensator

Rod diameter:
- Inlet valve	5.97±0.01mm (0.235±0.0004 inch)
- Exhaust valve	5.97±0.01mm (0.235±0.0004 inch)
Clearance between valve stem and guide:	0.025 - 0.054 mm (0.0010 - 0.0021 inches)
Deepening of valve plates:
- Inlet valve	0.73±0.01mm (0.029±0.004")
- Exhaust valve	0.56±0.1mm (0.022±0.004")
Plate diameter	25.9±0.1mm (1.02±0.004 inches)
Sealing cone angle (chamfers) valve seats:	45°
Sealing cone width (chamfers) valve seats:
- Inlet valve	1,20 ± 0,15 mm (0.047±0.006 inch)
- Exhaust valve	1.45±0.15mm (0.057±0.006")

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Diesel engine Td4

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