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

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Nissan Micra
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Nissan
Micra
Introduction
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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
 


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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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