Description | Specifications | Limit | ||
1.8 [G4NB] | 2.0 [G4NA] | |||
General | ||||
Type | In-line, DOHC |
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Number of cylinders | 4 |
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Bore | 81.0 mm (3.1890 in.) |
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Stroke | 87.2 mm (3.4331 in.) | 97.0 mm (3.8189 in.) |
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Total displacement | 1797 cc (109.66 cu.in.) | 1999 cc (121.99 cu.in.) |
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Compression ratio | 10.3±0.2 : 1 |
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Firing order | 1-3-4-2 |
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Valve timing | ||||
Intake valve | Open | BTDC 3° ~ BTDC 53° | ATDC 10° ~ BTDC 40° |
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Close | ABDC 54° ~ ABDC 4° | ABDC 67° ~ ABDC 17° |
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Exhaust valve | Open | BBDC 52° ~ BBDC 12° | BBDC 68° ~ BBDC 28° |
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Close | ATDC 3° ~ ATDC 43° | ATDC 1° ~ ATDC 41° |
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Camshaft | ||||
Cam height | Intake | 39.0 mm (1.5354 in.) |
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Exhaust | 38.7 mm (1.5236 in.) | 39.0 mm (1.5354 in.) |
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Journal outer diameter | Intake | No.1: 35.959 ~ 35.975 mm (1.41571 ~ 1.41634 in.) |
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No.2,3,4,5: 22.959 ~ 22.975 mm (0.90390 ~ 0.90453 in.) |
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Exhaust | No.1: 35.959 ~ 35.975 mm (1.41571 ~ 1.41634 in.) |
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No.2,3,4,5: 22.959 ~ 22.975 mm (0.90390 ~ 0.90453 in.) |
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Bearing oil clearance | Intake | No.1: 0.032 ~ 0.062 mm (0.00126 ~ 0.00244 in.) |
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No.2,3,4,5: 0.032 ~ 0.062 mm (0.00126 ~ 0.00244 in.) |
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Exhaust | No.1: 0.032 ~ 0.062 mm (0.00126 ~ 0.00244 in.) |
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No.2,3,4,5: 0.032 ~ 0.062 mm (0.00126 ~ 0.00244 in.) |
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End play | 0.10 ~ 0.19 mm (0.0039 ~ 0.0075 in.) |
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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.) |
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Exhaust | 5.458 ~ 5.470 mm (0.21488 ~ 0.21535 in.) |
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Face angle | 45.25° ~ 45.75° |
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Thickness of valve head (margin) | Intake | 1.30 mm (0.0512 in.) |
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Exhaust | 1.26 mm (0.0496 in.) |
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Valve stem to valve guide clearance | Intake | 0.020 ~ 0.047 mm (0.00079 ~ 0.00185 in.) |
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Exhaust | 0.030 ~ 0.054 mm (0.00118 ~ 0.00213 in.) |
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Valve guide | ||||
Length | Intake | 43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.) |
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Exhaust | 43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.) |
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Inner diameter | Intake | 5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.) |
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Exhaust | 5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.) |
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Valve seat | ||||
Width of seat contact | Intake | 1.05 ~ 1.35 mm (0.0413 ~ 0.0532 in.) |
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Exhaust | 1.35 ~ 1.65 mm (0.0532 ~ 0.0650 in.) |
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Seat angle | Intake | 44° 45' ~ 45° 6' |
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Exhaust | 44° 45' ~ 45° 6' |
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Valve spring | ||||
Free length | 45.93 mm (1.8083 in.) |
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Load | 19.6 ± 1.0 kg / 37.0 mm (43.21 ± 2.20 lb / 1.4567 in.) |
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45.7 ± 1.8 kg / 27.0 mm (100.75 ± 3.97 lb / 1.0630 in.) |
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Out of squareness | Less than 1.5° |
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Cylinder head | ||||
Flatness of gasket surface | Less than 0.05 mm (0.0020 in.) for total area |
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Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) × 100 mm (3.9370 in.) |
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Flatness of manifold mounting surface | Intake | Less than 0.10 mm (0.0039 in.) |
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Exhaust | Less than 0.10 mm (0.0039 in.) |
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Piston | ||||
Piston outer diameter | 80.97 ~ 81.00 mm (3.1878 ~ 3.1890 in.) |
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Piston to cylinder clearance | 0.02 ~ 0.04 mm (0.0008 ~ 0.0016 in.) |
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Ring groove width | No. 1 ring | 1.030 ~ 1.050 mm (0.04055 ~ 0.04134 in.) |
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No. 2 ring | 1.230 ~ 1.250 mm (0.04843 ~ 0.04921 in.) |
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Oil ring | 2.010 ~ 2.025 mm (0.07913 ~ 0.07972 in.) |
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Piston ring | ||||
Side clearance | No. 1 ring | 0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.) |
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No. 2 ring | 0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.) |
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Oil ring | 0.060 ~ 0.135 mm (0.00236 ~ 0.005315 in.) |
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End gap | No. 1 ring | 0.15 ~ 0.30 mm (0.0059 ~ 0.0118 in.) |
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No. 2 ring | 0.30 ~ 0.45 mm (0.0118 ~ 0.0177 in.) |
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Oil ring | 0.20 ~ 0.70 mm (0.0079 ~ 0.0276 in.) |
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Piston pin | ||||
Piston pin outer diameter | 19.996 ~ 20.000 mm (0.78724 ~ 0.78740 in.) |
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Piston pin hole inner diameter | 20.004 ~ 20.009 mm (0.78756 ~ 0.78775 in.) |
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Piston pin hole clearance | 0.004 ~ 0.013 mm (0.00016 ~ 0.00051 in.) |
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Connecting rod small end hole inner diameter | 20.007 ~ 20.013 mm (0.78768 ~ 0.78791 in.) |
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Piston pin-to-connecting rod bushing oil clearance | 0.007 ~ 0.017 mm (0.00028 ~ 0.00067 in.) |
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Connecting rod | ||||
Connecting rod big end inner diameter | 48.000 ~ 48.018 mm (1.88976 ~ 1.89047 in.) |
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Connecting rod bearing oil clearance | 0.028 ~ 0.046 mm (0.00110 ~ 0.00181 in.) |
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Side clearance | 0.10 ~ 0.25 mm (0.0039 ~ 0.0098 in.) |
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Crankshaft | ||||
Main journal outer diameter | 54.942 ~ 54.960 mm (2.16307 ~ 2.16378 in.) |
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Pin journal outer diameter | 44.954 ~ 44.972 mm (1.76984 ~ 1.77055 in.) |
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Main bearing oil clearance | 0.016 ~ 0.034 mm (0.00063 ~ 0.00134 in.) |
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End play | 0.07 ~ 0.25 mm (0.0028 ~ 0.0098 in.) |
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Cylinder block | ||||
Cylinder bore | 81.00 ~ 81.03 mm (3.1890 ~ 3.1902 in.) |
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Flatness of gasket surface | Less than 0.05 mm (0.0020 in.) for total area |
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Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) × 100 mm (3.9370 in.) |
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Engine oil | ||||
Oil quantity | Total | 4.5 L (1.19 U.S.gal., 4.76 U.S.qt., 3.96 lmp.qt.) | When replacing a short engine or block assembly | |
Oil pan | 3.7 L (0.98 U.S.gal., 3.91 U.S.qt., 3.26 lmp.qt.) |
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Drain and refill | 4.0 L (1.06 U.S.gal., 4.23 U.S.qt., 3.52 lmp.qt.) | Including oil filter | ||
Oil grade | Recommended | For all except Middle East : ILSAC GF-4, API SM or above / 5W-20 ACEA A5 or above / 5W-30 For Middle East : ACEA A5 or above / 5W-30 | ||
Allowed | API SL, SM or above ILSAC GF-3, GF4 or above ACEA A3, A5 or above For information on SAE viscosity grades based on ambient temperatures, refer to the “Lubrication System”. | Usable if the recommended engine oil is not available | ||
Approved | SK (ZIC LD 5W-30), Chevron (KIXX G1 LL), Total (QUARTZ HKS G-310, QUARTZ INEO MC3 5W-30), Shell (HELIX ULTRA AH-E 5W-30, HELIX ULTRA 5W-40), Fuchs (TITAN SUPERSYN LONG LIFE 5W-30/40) | List of engine oil approved by KIA | ||
Oil pressure (at 1,000rpm) | 98.07 kPa (1.0 kgf/cm², 14.22 psi) or above | Oil temperature (oil pan): 110±2°C (230±35.6°F) | ||
Oil Pump | ||||
Relief valve opening pressure | 415 ~ 485 kPa (4.23 ~ 4.95 kgf/cm², 60.16 ~ 70.41 psi) |
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Side clearance | 0.040 ~ 0.090 mm (0.00157 ~ 0.00354 in.) |
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Body clearance | 0.200 ~ 0.292 mm (0.00787 ~ 0.01150 in.) |
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Guide clearance | 0.030 ~ 0.075 mm (0.00118 ~ 0.00295 in.) |
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Cooling system | ||||
Cooling method | Forced circulation with cooling fan |
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Coolant quantity | MT : About 6.0 L (1.58 U.S.gal., 6.34 U.S.qt., 5.28 lmp.qt.) AT : About 5.9 L (1.56 U.S.gal., 6.23 U.S.qt., 5.19 lmp.qt.) |
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Thermostat | Type | Wax pellet type |
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Opening temperature | 88±1.5°C (190.4±34.7°F) |
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Full opening valve lift / temperature | More than 8 mm (0.3 in.) / 100°C (212°F) |
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Radiator cap | Main valve opening pressure | 93.16 ~ 122.58 kPa (0.95 ~ 1.25 kgf/cm², 13.51 ~ 17.78 psi) |
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Vacuum valve opening pressure | 0 ~ 6.86 kPa (0 ~ 0.07 kgf/cm², 0 ~ 1.00 psi) |
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Location | Product |
Mating surface of timing chain cover | THREEBOND 1217H or equivalent |
Front area of mating surface between cam carrier and cylinder head | |
Front area of mating surface between cylinder block and head | |
Upper area of mating surface between timing chain cover and cam carrier | |
Front upper area of cylinder block | |
Front upper area of cylinder head gasket | |
Lower area of cam carrier | |
Lower area of cylinder block | |
Mating surface of oil pan | |
Mating surface of oil pressure switch | THREEBOND 2403 |
Item | Quantity | N.m | kgf.m | lb-ft |
Engine mounting | ||||
Engine mounting bracket to body fixing bolt | 3 | 49.0 ~ 63.7 | 5.0 ~ 6.5 | 36.2 ~ 47.0 |
Engine mounting support bracket to engine mounting insulator fixing nut | 1 | 88.3 ~ 107.9 | 9.0 ~ 11.0 | 65.1 ~ 79.6 |
Engine mounting support bracket to engine support bracket fixing bolt | 1 | 88.3 ~ 107.9 | 9.0 ~ 11.0 | 65.1 ~ 79.6 |
Engine mounting support bracket to engine support bracket fixing nut | 2 | 88.3 ~ 107.9 | 9.0 ~ 11.0 | 65.1 ~ 79.6 |
Transaxle mounting bracket to body fixing bolt | 3 | 49.0 ~ 63.7 | 5.0 ~ 6.5 | 36.2 ~ 47.0 |
Transaxle mounting support bracket to transaxle mounting insulator fixing bolt | 2 | 88.3 ~ 107.9 | 9.0 ~ 11.0 | 65.1 ~ 79.6 |
Roll rod bracket to sub frame fixing bolt | 2 | 49.0 ~ 63.7 | 5.0 ~ 6.5 | 36.2 ~ 47.0 |
Roll rod bracket to roll rod support bracket fixing bolt & nut | 1 | 107.9 ~ 127.5 | 11.0 ~ 13.0 | 79.6 ~ 94.0 |
Timing system | ||||
Crankshaft pulley bolt | 1 | 196.1 ~ 205.9 | 20.0 ~ 21.0 | 144.7 ~ 151.9 |
Timing chain cover service plug bolt | 1 | 29.4 ~ 39.2 | 3.0 ~ 4.0 | 21.7 ~ 28.9 |
Timing chain cover bolt (M10×55) | 3 | 39.2 ~ 49.0 | 4.0 ~ 5.0 | 28.9 ~ 36.2 |
Timing chain cover bolt (M10×85) | 2 | 39.2 ~ 49.0 | 4.0 ~ 5.0 | 28.9 ~ 36.2 |
Timing chain cover bolt - Seal bolt (M6×38) | 1 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Timing chain cover bolt - Seal bolt (M8×50) | 1 | 19.6 ~ 23.5 | 2.0 ~ 2.4 | 14.5 ~ 17.4 |
Timing chain cover bolt (M8×50) | 11 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Timing chain cover bolt (M8×28) | 5 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Timing chain tensioner bolt | 2 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Timing chain tensioner arm bolt | 1 | 18.6 ~ 22.6 | 1.9 ~ 2.3 | 13.7 ~ 16.6 |
Timing chain guide bolt | 2 | 18.6 ~ 22.6 | 1.9 ~ 2.3 | 13.7 ~ 16.6 |
Cylinder head |
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Engine cover mounting bolt | 2 | 7.8 ~ 9.8 | 0.8 ~ 1.0 | 5.8 ~ 7.2 |
Ignition coil bolt | 4 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Cylinder head cover bolt | 14 | [3.9~5.9] + [7.8~9.8] | [0.4~0.6] + [0.8~1.0] | [2.9~4.3] + [5.8~7.2] |
Injector & rail assembly bolt | 2 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
CVVT bolt (LH/RH) | 2 | 64.7 ~ 76.5 | 6.6 ~ 7.8 | 47.7 ~ 56.4 |
Camshaft bearing cap bolt (M6) | 10 | 11.8 ~ 13.7 | 1.2 ~ 1.4 | 8.7 ~ 10.1 |
Camshaft bearing cap bolt (M8) | 15 | 18.6 ~ 22.6 | 1.9 ~ 2.3 | 13.7 ~ 16.6 |
Cam carrier bolt | 2 | 18.6 ~ 22.6 | 1.9 ~ 2.3 | 13.7 ~ 16.6 |
Cylinder head bolt | 10 | [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 hanger bolt (Front/Rear) | 2 | 34.3 ~ 39.2 | 3.5 ~ 4.0 | 25.3 ~ 28.9 |
Camshaft position sensor (LH/RH) | 2 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Oil control valve (OCV) bolt (LH/RH) | 2 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Cylinder block | ||||
Flywheel bolt (M/T) | 7 | 117.7 ~ 127.5 | 12.0 ~ 13.0 | 86.8 ~ 93.9 |
Drive plate bolt (A/T) | 7 | 117.7 ~ 127.5 | 12.0 ~ 13.0 | 86.8 ~ 93.9 |
Connecting rod bearing cap bolt | 8 | [17.7~21.6] + [88~92°] | [1.8~2.2] + [88~92°] | [13.0~15.9] + [88~92°] |
Lower crankcase bolt | 11 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Main bearing cap bolt | 10 | [27.5~31.4] + [120~125°] | [2.8~3.2] + [120~125°] | [20.3~23.1] + [120~125°] |
Crankshaft position sensor bolt | 1 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Knock sensor | 1 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Lubrication system | ||||
Oil drain plug | 1 | 34.3 ~ 44.1 | 3.5 ~ 4.5 | 25.3 ~ 32.5 |
Oil filter | 1 | 11.8 ~ 15.7 | 1.2 ~ 1.6 | 8.7 ~ 11.6 |
Oil pan bolt | 16 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Oil screen bolt | 1 | 19.6 ~ 26.5 | 2.0 ~ 2.7 | 14.5 ~ 19.5 |
Oil screen nut | 2 | 11.8 ~ 13.7 | 1.2 ~ 1.4 | 8.7 ~ 10.1 |
Oil pressure switch | 1 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Cooling system | ||||
Water pump pulley bolt | 4 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Water pump bolt | 5 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Water inlet fitting nut | 2 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Water temperature control assembly bolt | 3 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Heater pipe bolt | 2 | 19.6 ~ 23.5 | 2.0 ~ 2.4 | 14.5 ~ 17.4 |
Intake and exhaust system | ||||
Air intake hose clamp bolt | 2 | 2.9 ~ 4.9 | 0.3 ~ 0.5 | 2.2 ~ 3.6 |
Air cleaner assembly bolt | 3 | 3.9 ~ 5.9 | 0.4 ~ 0.6 | 2.9 ~ 4.3 |
Electronic throttle control (ETC) module bolt | 4 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Intake manifold stay bolt | 2 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Intake manifold bolt | 3 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Intake manifold nut | 2 | 18.6 ~ 23.5 | 1.9 ~ 2.4 | 13.7 ~ 17.4 |
Oxygen sensor (Front/Rear) | 2 | 39.2 ~49.0 | 4.0 ~ 5.0 | 28.9 ~ 36.2 |
Exhaust manifold heat protector bolt | 3 | 9.8 ~ 11.8 | 1.0 ~ 1.2 | 7.2 ~ 8.7 |
Exhaust manifold stay bolt | 3 | 39.2 ~49.0 | 4.0 ~ 5.0 | 28.9 ~ 36.2 |
Exhaust manifold nut | 5 | 29.4 ~ 34.3 | 3.0 ~ 3.5 | 21.7 ~ 25.3 |
Front muffler and catalytic converter nut | 4 | 39.2 ~ 58.8 | 4.0 ~ 6.0 | 28.9 ~ 43.4 |
Center muffler and rear muffler clamp nut | 1 | 16.7 ~ 26.5 | 1.7 ~ 2.7 | 12.3 ~ 19.5 |
