REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Nissan Micra (2002 model year)

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Nissan
	Micra
		Introduction
		Controls and operation receptions
		Options and car routine maintenance
		Engine
			The general information and preparatory operations
			Check the compression pressure
			Checking the engine by means of the vacuum gauge
			Checking the motor oil pressure
			Replace accessory drive belt and the intermediate roller belts
			Removal and installation of the inlet pipeline
			Removing and installing exhaust manifold, catalytic converter and lambda probe
			Removing and installing sump and maslozabornika
			Removing and installing cylinder head cover
			Removal, check and installation of camshafts
			Check and adjust valve clearances
			Removing and installing timing chain
			Removing and installing crankshaft seals
			Removing and installing, disassembling and assembling the cylinder head
			Removal and installation of the power unit
			Service oil pump
			Dismantling and assembling cylinder
		The engine cooling system, heating, ventilation and air conditioning
		The power supply system and exhaust
		Systems of an electric motor
		Manual box of a gear change and clutch
		Automatic Transmission
		Drive shafts, steering knuckles and Hub assembly
		Brakes
		Suspension and steering
		Body
		Onboard electric
		Diagrams

printable version

Engine

Specifications

General information and technical data

Engine designation, their maximum capacity
CR10DE	1.0 l, 65 hp @ 5600 rev / min
CR12DE	1.2 l, 65 hp @ 5200 r / min
CR12DE	1.2 liter, 80 hp @ 5200 r / min
CR14DE	1.4 l, 88 hp @ 5200 r / min
Type of engine	Gasoline, in-line, 4-cylinder, DOHC, naturally aspirated
Engine, ^cm 3
CR10DE	977
CR12DE	1240
CR14DE	1386
Bore // stroke, mm
CR10DE	// 71.0 63.0
CR12DE	// 71.0 78.3
CR14DE	// 73.0 82.8
Idle speed (models with Manual transmission // AT), rev / min	650 // 700
Ignition timing at idle (in crank angle, deg. BTDC)	5 ?� 5
Compression ratio
CR10DE	10.2: 1
CR12DE and CR14DE	9.9: 1
Compression pressure engines CR10DE // CR12DE and CR14DE, atm
Standard	14.32 // 13.83
The minimum allowable	12.36 // 11.87
Difference compression pressures in different cylinders atm	0.98
Motor oil pressure, kPa
When idle	44.1
At 2000 rev / min	265
At 6000 rev / min	373
The axial clearance between the body of the oil pump and the outer or inner rotor, mm	0.025 ÷ 0.075
The clearance between the inner rotor of the oil pump and tinned portion body, mm	0.045 ÷ 0.095
The sequence of ignition	1-3-4-2
Maximum flatness mating surfaces of the inlet pipeline and a final collector, mm	0.3
Reserve flatness block and cylinder head, mm	0.1
The height of the cylinder head, mm	121.2

Phase Timing (without dynamic adjustment)

	a	b	c	d	e	f
CR10DE	208	208	-17	45	4	24
CR12DE, CR14DE	216	224	-eleven	55	4	32

Control valve sizes

The diameter (D) // head intake vent mm	(27.5 // 22.5) ?� 0.1
The length (L) // intake vent mm	97.85 // 97.92
The diameter (d) of the rod // intake vent mm	5.465 ÷ 5.480 // 5.445 ÷ 5.460
Chamfer angle valve seats, hail	45
The thickness (T) of the girdle valve mm	1.05 ÷ 1.35
// Inlet valve clearances exhaust valves, mm
Hot	0.314 ÷ 0.426 // 0.338 ÷ 0.462
Cool	0.29 ÷ 0.37 // 0.32 ÷ 0.40
The length of the valve spring without load, mm	53.3
Voltage (H) valve spring when the length (mm)
Installation	149 ÷ 165 at 32.82
When the valve is open	149 ÷ 165 at 32.82
Tolerance valve spring from a right angle to its length, mm	not more than 1.6
The outer diameter of the valve lifter, mm	29.960 ÷ 29.975
The inner diameter of the bore under the valve lifter, mm	30.000 ÷ 30.021
Tappet clearance in the receiving hole, mm	0.025 ÷ 0.061

Thicknesses available * pushers of valves, mm	3.00 ÷ 3.68 increments 0.02
Radial runout camshaft (at the neck ?��3), mm	0.04
Runout of the camshaft, mm	0.070 ÷ 0.143

The height of the cams (A) // inlet exhaust camshaft, mm
Engine CR10DE	39.155 ÷ 39.345 // 39.155 ÷ 39.345
Engines and CR14DE CR12DE	40.359 ÷ 40.549 // 39.743 ÷ 39.933
The diameter of the necks of camshafts, mm
Sheika ?��1	27.935 ÷ 27.955
Cervical ?��1-?��5	23.450 ÷ 23.470
The inner diameter of the camshaft bearing, mm
Sheika ?��1	28.000 ÷ 28.021
Cervical ?��1-?��5	23.500 ÷ 23.525
Luft cervical camshaft bearing, mm
Sheika ?��1	0.045 ÷ 0.086
Cervical ?��1-?��5	0.030 ÷ 0.071
The height of the cylinder, mm	189

The inner diameter of the piston engines of 1.0 liters and 1.2 liters // 1.4 mm
1st size	71.00 ÷ 71.01 // 73.00 ÷ 73.01
2nd size	71.01 ÷ 71.02 // 73.01 ÷ 73.02
3rd size	71.02 ÷ 71.03 // 73.02 ÷ 73.03
The difference between the inner diameters of the different cylinders, mm
Standard	0.05
Limiting	0.2
Reserve roundness of the cylinder (XY), mm	0.015
Reserve taper cylinder (AC), mm	0.01
The inner diameter of the bed crankshaft bearing, mm
Standard	49.000 ÷ 49.004
1st size	49.004 ÷ 49.008
2nd size	49.008 ÷ 49.012
3rd size	49.016 ÷ 49.016

The diameter (A) of the piston skirt motors 1.0 and 1.2 l 1.4 l // mm
1st size	70.98 ÷ 70.99 // 72.98 ÷ 72.99
2nd size	70.99 ÷ 71.00 // 72.99 ÷ 73.00
3rd size	71.00 ÷ 71.01 // 73.00 ÷ 73.01
Oversize "0.2"	71.18 ÷ 71.21 // 73.18 ÷ 73.21
The height (H) of the piston, mm
Engine 1.0 l	37.3
Engine 1.2 l	34.3
Engine 1.4 l	32.3
The inner diameter of a piston pin, mm	18.008 ÷ 18.012
The backlash of the piston in the cylinder, mm	0.01 ÷ 0.03
// Standard limit backlash in the piston ring groove, mm
1st compression	0.04 ÷ 0.08 // 0.11
2nd compression	0.025 ÷ 0.070 // 0.1
Scraper	0.03 ÷ 0.14 // -
Standard // limit the gap in the lock of a piston ring, mm
1st compression	0.18 ÷ 0.33 // 0.57
2nd compression	0.50 ÷ 0.65 // 0.85
Scraper	0.20 ÷ 0.70 // 0.96
The outer diameter of the piston pin, mm	17.996 ÷ 18.000
Backlash between the piston pin and the piston rod // mm	0.08 ÷ 0.016 // -0.018 ÷ -0.038
The distance between the centers of the connecting rod, mm
Engine 1.0 l	120.70 ÷ 120.80
Engines 1.2 and 1.4 l	129.45 ÷ 129.55
Limit bending // curling rod 100 mm in length, mm	0.15 // 0.30
The inner diameter of the sleeve mounted in the upper head of the connecting rod, mm	17.962 ÷ 17.978
The inner diameter of lower connecting rod, mm	43.000 ÷ 43.013
Standard // limit the lateral play of the connecting rod, mm	0.05 ÷ 0.42 // 0.5

The diameter (Dm) of the crankshaft main journals, mm
Standard	44.966 ÷ 44.970
1st size	44.962 ÷ 44.966
2nd size	44.958 ÷ 44.962
3rd size	44.954 ÷ 44.958
Diameter (Dp) of the crankpins of the crankshaft, mm	39.961 ÷ 39.974
Maximum roundness (XY) and taper (AB) crankshaft journals, mm	0.005
Radial runout of the crankshaft, mm	0.05
Standard // limit runout of the crankshaft, mm	0.06 ÷ 0.26 // 0.3
Thickness (mm) // color coded crankshaft bearing
Standard
2.002 ÷ 2.006 // red
2.004 ÷ 2.008 // Green
2.006 ÷ 2.010 // yellow
2.008 ÷ 2.012 // blue
2.010 ÷ 2.014 // Pink
2.012 ÷ 2.016 // White
2.014 ÷ 2.018 // Blue / Yellow
Repair (0.25)	2.123 ÷ 2.131
Standard // limit the backlash of radical bearings, mm	0.018 ÷ 0.034 // 0.05
Thickness (mm) standard repair // (0.25) connecting rod bearings of the crankshaft	1.104 ÷ 1.508 // 1.627 ÷ 1.635
Standard // limit the connecting rod bearing clearance, mm	0.010 ÷ 0.044 // 0.064
Limit flywheel runout mm	0.15
Limit intake radial runout // exhaust camshaft, mm	0.20 // 0.15

* - The label on the plunger corresponds to the decimal part of the value of its thickness

Efforts of a tightening of carving connections, N ??? m

Location fasteners and efforts of its tightening also pointed to the resistivity. illustrations in the text of the section.

Lock nuts intermediate pulleys	24.5 ÷ 31.4
Bracket intermediate belt pulley the generator and compressor K / V	16.6 ÷ 23.5
MAP Sensor	1.2 ÷ 1.7
Through-fixing upper and lower sections of the air cleaner housing
1st stage	1.9 ÷ 2.2
Stage 2	3.8 ÷ 4.4
Assembling the air cleaner housing	5.4 ÷ 7.3
Activator Throttle	7.2 ÷ 9.6
E / m-flow control valve adsorber EVAP	4.3 ÷ 5.8
The inlet pipe	6.9 ÷ 9.4
Support bracket inlet pipeline
M6x15	6.9 ÷ 9.4
M6x12	8.4 ÷ 10.8
Assembling injectors and a fuel distributive highway
1st stage	11.8 ÷ 13.8
Stage 2	20.8 ÷ 28.2
Clip the fuel feed pipe	1.0 ÷ 1.5
An exhaust manifold	25.5 ÷ 29.4
Cover the exhaust manifold	6.3 ÷ 8.3
Dokatalitichesky lambda probe	40 ÷ 50
Holder wiring lambda probe	6.9 ÷ 9.5
Catalytic converter	29.4 ÷ 34.3
The support of the catalytic converter	33.3 ÷ 46.1
Cover catalytic converter	6.3 ÷ 8.3
Ignition coil	3.8 ÷ 4.4
Spark plug	19.6 ÷ 29.4
Cylinder Head Cover
M6x45	8.8 ÷ 10.8
M6x20	6.9 ÷ 10.8
E / m phase control valve inlet valves	6.3 ÷ 8.3
Holder wiring on the cylinder head cover	6.3 ÷ 8.3
Lower and upper section of the oil pan	6.9 ÷ 9.5
Drain plug oil pan	29.4 ÷ 39.2
Connecting bolt the upper section of the oil pan and transmission	16.6 ÷ 23.5
Maslozabornik	6.3 ÷ 8.3
Front head cover	6.9 ÷ 9.5
Timing chain tensioner	6.9 ÷ 9.5
CMP sensor	7.1 ÷ 10.8
Asterisks camshafts	78.4 ÷ 88.2
The upper bearing of camshafts
1st stage	20
Stage 2	5.9
3rd stage	9.0 ÷ 11.8
Timing chain tensioner arm	12.7 ÷ 18.6
Timing chain guide	16.6 ÷ 23.5
Crankshaft Pulley	132.4 ÷ 152.0
Front cover cylinder	6.3 ÷ 8.3
Cylinder head bolts
1st stage	61.7 ÷ 71.7
Stage 2	release
3rd stage	22.5 ÷ 32.5
4th stage	hold out at 90 ÷ 95 degrees.
Support the cylinder head bolts	9.0 ÷ 11.8
Lifting eye Cylinder	16.6 ÷ 23.5
Pillow left engine support	95 ÷ 115
Left engine support bracket
On the side of the engine	43 ÷ 54
On the part of the transmission	60 ÷ 70
The front right-hand engine mounting	40 ÷ 50
Cushion right engine support	60 ÷ 70
Brackets right engine support	40 ÷ 50
Brackets rear engine mounts
Models AT	64 ÷ 74
Models with Manual transmission	75 ÷ 85
Rear idler arm motor	75 ÷ 85
Coupling nut between the cushion and the bracket (from the transmission), the left engine support	60 ÷ 70
Connection bolt between the seat cushion and the upper right-hand engine mounting bracket	90 ÷ 100
Covers crankshaft bearing
1st stage	24.5 ÷ 30.3
Stage 2	to hang at an angle of 95 ÷ 100
Connecting rod bearing caps of the crankshaft
1st stage	13.7 ÷ 15.7
Stage 2	to hang at an angle of 45 ÷ 50
Housing crankshaft rear oil seal	6.9 ÷ 9.5
Flywheel	83.4 ÷ 93.2
Disk Drive	93.2 ÷ 103
Knock sensor	15.7 ÷ 20.6
CKP sensor	7.1 ÷ 10.8
Motor oil pressure sensor	18.7 ÷ 20.5
Oil filter	11 - 14
The cover of the oil pump	6.3 ÷ 8.3

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