Hyundai Tucson LM Quiz
Engine Mechanical System

Specifications

In this manual: Engine Mechanical System
General Information — 1Engine Mechanical System — 44Engine Electrical System — 45Emission Control System — 24Engine Control System/Fuel System — 93Clutch System — 13Manual Transmission — 18Automatic Transmission — 87Four-Wheel Drive (4WD) System — 26Drive Shaft and Axle — 29Suspension System — 35Steering — 20Restraints — 47Brake System — 36Body (Interior and Exterior) — 53Body Electrical System — 202Heating, Ventilation, and Air Conditioning — 58
~11min read

Specifications

Description Specifications Limit
General
Type In-line, DOHC X
Number of cylinders 4 X
Bore 81.0 mm (3.1890 in) X
Hone 97.0 mm (3.8189 in) X
Total Displacement 1999 cc (121.99 cu in) X
Compression ratio 11,5±0,2 : 1 X
Firing order 1-3-4-2 X
Valve Timing
Intake Valve Open BTDC 10° ~ BTDC 40° X
Close 67° ABDC ~ 17° ABDC X
Exhaust Valve Open BBDC 68° ~ BBDC 28° X
Close BTDC 1° ~ BTDC 41° X
Camshaft
Cam Lobe Height Intake 39.0 mm (1.5354 in) X
exhaust 39.0 mm (1.5354 in) X
Journal Outside Diameter Intake No. 1: 35.959 ~ 35.975 mm
(1.41571 ~ 1.41634 in)		 X
No. 2, 3, 4, 5: 22.959 ~ 22.975 mm
(0.90390 ~ 0.90453 in)		 X
exhaust No. 1: 35.959 ~ 35.975 mm
(1.41571 ~ 1.41634 in)		 X
No. 2, 3, 4, 5: 22.959 ~ 22.975 mm
(0.90390 ~ 0.90453 in)		 X
Bearing Oil Clearance Intake No. 1: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in)
No. 2, 3, 4, 5: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in)
exhaust No. 1: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in)
No. 2, 3, 4, 5: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in)
End of Playback 0.10 ~ 0.19 mm (0.0039 ~ 0.0075 in.)
Valve
Valve Length Intake 102.22 mm (4.0244 in.) 101.97 mm (4.0146 in.)
exhaust 104.04 mm (4.0961 in.) 103.79 mm (4.0862 in.)
Stem Outer Diameter Intake 5.465 ~ 5.480 mm (0.21516 ~ 0.21575 in.) X
exhaust 5.458 ~ 5.470 mm (0.21488 ~ 0.21535 in.) X
Face Angle 45,25° ~ 45,75° X
Valve Head Margin
(Tolerance)		 Intake 1.30 mm (0.0512 in.)
exhaust 1.26 mm (0.0496 in.)
Valve Stem-to-Guide Clearance Intake 0.020 ~ 0.047 mm (0.00079 ~ 0.00185 in.)
exhaust 0.030 ~ 0.054 mm (0.00118 ~ 0.00213 in.)
Valve Guide
Length Intake 43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.) X
exhaust 43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.) X
Inner Diameter Intake 5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.) X
exhaust 5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.) X
Valve Seat
Seat Contact Width Intake 1.05 ~ 1.35 mm (0.0413 ~ 0.0532 in.) X
exhaust 1.35 ~ 1.65 mm (0.0532 ~ 0.0650 in.) X
Seat Angle Intake 44° 45' ~ 45° 6' X
exhaust 44° 45' ~ 45° 6' X
Valve Spring
Free Length 45.93 mm (1.8083 in.) X
Load 19.6 ± 1.0 kg/37.0 mm
(43.21 ± 2.20 lb / 1.4567 in.)		 X
45.7 ± 1.8 kg/27.0 mm
(100.75 ± 3.97 lb / 1.0630 in.)		 X
Out-of-Square Less than 1.5° X
Cylinder head cover
Gasket Surface Flatness Total area less than 0.05 mm (0.0020 in.) X
Less than 0.02 mm (0.0008 in.) for a 100 mm (3.9370 in.) x 100 mm (3.9370 in.) section X
Manifold Mounting Surface Flatness Intake Less than 0.10 mm (0.0039 in.) X
exhaust Less than 0.10 mm (0.0039 in.) X
Piston
Piston Outer Diameter 80.97 ~ 81.00 mm (3.1878 ~ 3.1890 in.) X
Piston-to-Cylinder Clearance 0.02 ~ 0.04 mm (0.0008 ~ 0.0016 in.) X
Ring Groove Width No. 1 Ring 1.030 ~ 1.050 mm (0.04055 ~ 0.04134 in.)
No. 2 Ring 1.230 ~ 1.250 mm (0.04843 ~ 0.04921 in.)
Oil Ring 2.010 ~ 2.025 mm (0.07913 ~ 0.0797 in.)
Piston Ring
Backlash No. 1 Ring 0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.)
No. 2 Ring 0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.)
Oil Ring 0.023 ~ 0.06 mm (0.0009 ~ 0.00236 in.)
End Gap No. 1 Ring 0.15 ~ 0.30 mm (0.0059 ~ 0.0118 in.)
No. 2 Ring 0.30 ~ 0.45 mm (0.0118 ~ 0.0177 in.)
Oil Ring 0.20 ~ 0.50 mm (0.0079 ~ 0.0197 in.)
Piston pin
Piston Pin Outer Diameter 19.996 ~ 20.000 mm (0.78724 ~ 0.78740 in.) X
Piston Pin Bore Inner Diameter 20.004 ~ 20.009 mm (0.78756 ~ 0.78775 in.) X
Piston Pin Bore Clearance 0.004 ~ 0.013 mm (0.00016 ~ 0.00051 in) X
Connecting Rod Small End Bore Inner Diameter 20.007 ~ 20.013 mm (0.78767 ~ 0.78791 in.) X
Piston Pin-to-Connecting Rod Bushing Oil Clearance 0.007 ~ 0.017 mm (0.00027 ~ 0.00066 in.) X
Connecting Rod
Connecting Rod Big End Inner Diameter 48.000 ~ 48.018 mm (1.88976 ~ 1.89047 in.) X
Connecting Rod Bearing Oil Clearance 0.028 ~ 0.046 mm (0.00110 ~ 0.00181 in.)
Backlash 0.10 ~ 0.25 mm (0.0039 ~ 0.0098 in.)
Crankshaft
Main Journal Outer Diameter 54.942 ~ 54.960 mm (2.16307 ~ 2.16378 in.) X
Crankpin Outer Diameter 44.954 ~ 44.972 mm (1.76984 ~ 1.77055 in.) X
Main Bearing Oil Clearance 0.016 ~ 0.034 mm (0.00063 ~ 0.00134 in.)
End of Playback 0.07 ~ 0.25 mm (0.0028 ~ 0.0098 in.)
Cylinder block
Cylinder Bore Diameter 81.00 ~ 81.03 mm (3.1890 ~ 3.1902 in.) X
Gasket Surface Flatness Total area less than 0.05 mm (0.0020 in.) X
Less than 0.02 mm (0.0008 in.) for a 100 mm (3.9370 in.) x 100 mm (3.9370 in.) section X
Engine Oil
Oil Capacity General 4.5 L (1.19 U.S. gal, 4.76 U.S. qt, 3.96 L qt) When replacing a short engine or engine assembly
Oil Baffle 3.7 L (0.98 US gal, 3.91 US qt, 3.26 Imp qt) X
Drain and Refill 4 L (1.06 US gal, 4.23 US qt, 3.52 Imp qt) Including oil filter
Oil Grade Recommended ACEA A5 or higher / 5W-30
Allowable API SL, SM or higher
ILSAC GF-3, GF-4 or higher
ACEA A3, A5 or higher
For SAE viscosity grades according to ambient temperature, refer to "Lubrication System".		 May be used if the recommended engine oil is not available
Approved HYUNDAI Approved Engine Oil List HYUNDAI Approved Engine Oil List
Oil Pressure (at 1000 rpm) 98.07 kPa (1.0 kgf/cm², 14.22 psi) or higher Oil Temperature (oil pan): 110±2 °C
Oil Pump
Relief Valve Opening Pressure 415 ~ 485 kPa
(4.23 ~ 4.95 kgf/cm², 60.16 ~ 70.41 psi)		 X
Backlash 0.040 ~ 0.090 mm (0.00157 ~ 0.00354 in.) X
Body Clearance 0.200 ~ 0.292 mm (0.00787 ~ 0.01150 in.) X
Guide Clearance 0.030 ~ 0.075 mm (0.00118 ~ 0.00295 in.) X
Cooling System
Cooling Method Forced circulation with cooling fan X
Coolant Capacity MT: 6.9 L (1.82 US gal, 7.29 US qt, 6.07 Imp. qt)
AT: 6.8 L (1.80 US gal, 7.19 US qt, 5.98 Imp. qt)		 X
Thermostat Type Wax Pellet Type X
Opening
Temperature		 88±1.5°C (190.4±34.7°F) X
Full Open Lift / Temperature More than 8 mm (0.3 in.) / 100 °C X
Radiator Cap Main Valve Opening Pressure 93.16 ~ 122.58 kPa
(0.95 ~ 1.25 kgf/cm², 13.51 ~ 17.78 psi)		 X
Vacuum Valve Opening Pressure 0 ~ 6.86 kPa (0 ~ 0.07 kgf/cm², 0 ~ 1.00 psi) X

Tightening Torque
Item N·m kgf·m lb-ft
Engine Mounting
Engine Mounting Bracket to Body Bolt 49,0 ~ 63,7 5,0 ~ 6,5 36,2 ~ 47,0
Engine Mount Support Bracket to Engine Mount Insulator Nut 88,3 ~ 107,9 8,0 ~ 10,0 65,1 ~ 79,6
Engine Mount Support Bracket to Engine Mount Bracket Bolt 58,8 ~ 73,5 8,0 ~ 10,0 43,4 ~ 54,2
Engine Mount Support Bracket to Engine Mount Bracket Nut 58,8 ~ 73,5 8,0 ~ 10,0 43,4 ~ 54,2
Transaxle Mounting Bracket to Body Bolt 49,0 ~ 63,7 5,0 ~ 6,5 36,2 ~ 47,0
Transmission Mount Bracket to Transmission Mount Insulator Bolt 88,3 ~ 107,9 9,0 ~ 11,0 65,1 ~ 79,6
Steering Rod Bracket to Subframe Bolt 49,0 ~ 63,7 5,0 ~ 6,5 36,2 ~ 47,0
Rod Bracket Bolt and Nut to Rod Support Bracket 107,9 ~ 127,5 11,0 ~ 13,0 79,6 ~ 94,0
SYNC System
Crankshaft Pulley Bolt 196,1 ~ 205,9 20,0 ~ 21,0 144,7 ~ 151,9
Timing Chain Cover Service Hole Plug Bolt 29,4 ~ 39,2 3,0 ~ 4,0 21,7 ~ 28,9
Timing Chain Cover Bolt (M10x55) 39,2 ~ 49,0 4,0 ~ 5,0 28,9 ~ 36,2
Timing Chain Cover Bolt (M10x85) 39,2 ~ 49,0 4,0 ~ 5,0 28,9 ~ 36,2
Timing Chain Cover Bolt - Seal Bolt (M6x38) 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Timing Chain Cover Bolt - Seal Bolt (M8x50) 19,6 ~ 23,5 2,0 ~ 2,4 14,5 ~ 17,4
Timing Chain Cover Bolt (M8x50) 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Timing Chain Cover Bolt (M8x28) 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Timing Chain Tensioner Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Timing Chain Tensioner Arm Bolt 18,6 ~ 22,6 1,9 ~ 2,3 13,7 ~ 16,6
Timing Chain Guide Bolt 18,6 ~ 22,6 1,9 ~ 2,3 13,7 ~ 16,6
Cylinder head cover X X X
Engine Cover Mounting Bolt 7,8 ~ 9,8 0,8 ~ 1,0 5,8 ~ 7,2
Ignition Coil Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
High Pressure Fuel Pipe Nut 26,5 ~ 32,4 2,7 ~ 3,3 19,5 ~ 23,9
High Pressure Pipe Clamp Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
High Pressure Fuel Pump Bolt 12,7 ~ 14,7 1,3 ~ 1,5 9,4 ~ 10,8
Cylinder Head Cover Bolt [3,9~5,9] + [7,8~9,8] [0,4~0,6] + [0,8~1,0] [2,9~4,3] + [5,8~7,2]
Fuel pump adapter bolt 21,6 ~ 26,5 2,2 ~ 2,7 15,9 ~ 19,5
Injector and Rail Mounting Bolt 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
CVVT bolt (left/right) 64,7 ~ 76,5 6,6 ~ 7,8 47,7 ~ 56,4
Camshaft Bearing Cap Bolt (M6) 11,8 ~ 13,7 1,2 ~ 1,4 8,7 ~ 10,1
Camshaft bearing cap bolt (M8) 18,6 ~ 22,6 1,9 ~ 2,3 13,7 ~ 16,6
Camshaft bracket bolt 18,6 ~ 22,6 1,9 ~ 2,3 13,7 ~ 16,6
Cylinder head bolt [32,4~36,3] + [90~95°] + [90~95°] [3,3~3,7] + [90~95°] + [90~95°] [23,9~26,8] + [90~95°] + [90~95°]
Engine mounting bolt (front/rear) 34,3 ~ 39,2 3,5 ~ 4,0 25,3 ~ 28,9
Camshaft Position Sensor (Left/Right) 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Oil Control Valve (OCV) Bolt (Left/Right) 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Cylinder block
Flywheel Bolt (M/T) 117,7 ~ 127,5 12,0 ~ 13,0 86,8 ~ 93,9
Drive plate bolt (transaxle) 117,7 ~ 127,5 12,0 ~ 13,0 86,8 ~ 93,9
Connecting Rod Bearing Cap Bolt [17,7~21,6] + [88~92°] [1,8~2,2] + [88~92°] [13,0~15,9] + [88~92°]
Oil Pan Lower Bolt 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Main Bearing Cap Bolt [27,5~31,4] + [120~125°] [2,8~3,2] + [120~125°] [20,3~23,1] + [120~125°]
Crankshaft Position Sensor Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Knock sensor 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Lubrication System
Oil Drain Plug 34,3 ~ 44,1 3,5 ~ 4,5 25,3 ~ 32,5
Oil Filter 11,8 ~ 15,7 1,2 ~ 1,6 8,7 ~ 11,6
Oil Level Sensor Bolt 8,8 ~ 9,8 0,9 ~ 1,0 6,5 ~ 7,2
Oil Pan Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Oil Filter Bolt 19,6 ~ 26,5 2,0 ~ 2,7 14,5 ~ 19,5
Oil screen nut 11,8 ~ 13,7 1,2 ~ 1,4 8,7 ~ 10,1
Oil pressure sensor 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Cooling System
Water pump pulley bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Water pump bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Water inlet fitting nut 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Water temperature control assembly bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Heater hose bolt 19,6 ~ 23,5 2,0 ~ 2,4 14,5 ~ 17,4
Intake and Exhaust System
Air intake hose clamp bolt 2,9 ~ 4,9 0,3 ~ 0,5 2,2 ~ 3,6
Air Cleaner Mounting Bolt 7,8 ~ 9,8 0,8 ~ 1,0 5,8 ~ 7,2
Electronic Throttle Control (ETC) module bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Intake Manifold Mounting Bolt 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Intake manifold bolt 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Intake manifold nut 18,6 ~ 23,5 1,9 ~ 2,4 13,7 ~ 17,4
Oxygen sensor (front/rear) 39,2 ~ 49,0 4,0 ~ 5,0 28,9 ~ 36,2
Exhaust Manifold Heat Shield Bolt 9,8 ~ 11,8 1,0 ~ 1,2 7,2 ~ 8,7
Exhaust Manifold Stud Bolt 39,2 ~ 49,0 4,0 ~ 5,0 28,9 ~ 36,2
Exhaust manifold nut 29,4 ~ 34,3 3,0 ~ 3,5 21,7 ~ 25,3
Catalytic Converter / Muffler Nut 39,2 ~ 58,8 4,0 ~ 6,0 28,9 ~ 43,4

Test yourself

A quick Hyundai Tucson LM quiz: every answer comes with an explanation and a link to the manual page.