NISSAN ALMERA 2001 Service Manual

Belt DeflectionNJEM0045Unit: mm (in)
Applied engineUsed belt deflection
Deflection of new belt
LimitDeflection after adjust-
ment
AlternatorWith air conditioner
compressorQG15´18DE 8.1 (0.319)5.3 - 5.7
(0.209 - 0.224)4.5 - 5.0
(0.177 - 0.197)
Without air conditioner
compressorQG15´18DE 10.2 (0.402)6.5 - 7.0
(0.256 - 0.276)5.5 - 6.1
(0.217 - 0.240)
Power steering oil pumpSedan with QG15DE 8.5 (0.335)5.2 - 5.8
(0.205 - 0.228)4.6 - 5.2
(0.181 - 0.205)
Except for Sedan with
QG15DE7.1 (0.280)4.4 - 4.9
(0.173 - 0.193)3.9 - 4.4
(0.154 - 0.173)
Applied pushing force 98 N (10 kg, 22 lb)
Spark PlugNJEM0046
NGK Champion
TypeStandard BKR5E-11 RC10YC4
Hot BKR4E-11 Ð
Cold BKR6E-11 Ð
Plug gap mm (in)1.0 - 1.1 (0.039 - 0.043)
Cylinder HeadNJEM0030Unit: mm (in)
Standard Limit
Head surface flatness Less than 0.03 (0.0012) 0.1 (0.004)
Height 117.8 - 118.0 (4.638 - 4.646) Ð
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Belt Deflection
EM-67

ValveNJEM0031VALVENJEM0031S01Unit: mm (in)
SEM188A
QG15DE QG18DE
Valve head diameter ªDºIntake28.9 - 29.2
(1.138 - 1.150)29.9 - 30.2
(1.177 - 1.189)
Exhaust23.9 - 24.2
(0.941 - 0.953)24.9 - 25.2
(0.980 - 0.992)
Valve length ªLºIntake 92.00 - 92.50 (3.6220 - 3.6417)
Exhaust 92.37 - 92.87 (3.6366 - 3.6563)
Valve stem diameter ªdºIntake 5.465 - 5.480 (0.2152 - 0.2157)
Exhaust 5.445 - 5.460 (0.2144 - 0.2150)
Valve face angle ªaº45É15¢- 45É45¢
Valve margin ªTº1 (0.04)
Valve margin ªTº limitMore than 0.5 (0.020 in)
Valve stem end surface grinding limit 0.2 (0.008)
VALVE SPRINGNJEM0031S02
ModelFor Sedan For Hatchback
Free height mm (in) 41.2 (1.622) 40.0 (1.575)
Pressure N (kg, lb)
at height mm (in)Standard344.42 (35.12, 77.44)
at 25.26 (0.9945)370.0 (37.73, 83.19)
at 23.64 (0.9307)
Limit323.73 (33.01, 72.79)
at 25.26 (0.9945)347.8 (35.46, 78.19)
at 23.64 (0.9307)
Out-of-square mm (in)Less than 1.80 (0.0709)
VALVE LIFTERNJEM0031S10Unit: mm (in)
Valve lifter outside diameter 29.960 - 29.975 (1.1795 - 1.1801)
Lifter guide inside diameter 30.000 - 30.021 (1.1811 - 1.1819)
Clearance between valve lifter and valve lifter guide 0.025 - 0.065 (0.0010 - 0.0026)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve
EM-68

VALVE CLEARANCE=NJEM0031S11Unit: mm (in)
For adjusting For checking
Hot Cold* (reference data) Hot
Intake 0.32 - 0.40 (0.013 - 0.016) 0.25 - 0.33 (0.010 - 0.013) 0.21 - 0.49 (0.008 - 0.019)
Exhaust 0.37 - 0.45 (0.015 - 0.018) 0.32 - 0.40 (0.013 - 0.016) 0.30 - 0.58 (0.012 - 0.023)
*: At a temperature of approximately 20ÉC (68ÉF)
Whenever valve clearances are adjusted to cold specifications, check that the clearances satisfy hot specifications and adjust
again if necessary.
VALVE GUIDENJEM0031S04Unit: mm (in)
MEM096A
Intake Exhaust
Standard Service Standard Service
Valve guideOuter diameter9.523 - 9.534
(0.3749 - 0.3754)9.723 - 9.734
(0.3828 - 0.3832)9.523 - 9.534
(0.3749 - 0.3754)9.723 - 9.734
(0.3828 - 0.3832)
Inner diameter
[Finished size]5.500 - 5.515 (0.2165 - 0.2171) 5.500 - 5.515 (0.2165 - 0.2171)
Cylinder head valve guide hole diameter9.475 - 9.496
(0.3730 - 0.3739)9.685 - 9.696
(0.3813 - 0.3817)9.475 - 9.496
(0.3730 - 0.3739)9.685 - 9.696
(0.3813 - 0.3817)
Interference fit of valve guide0.027 - 0.059
(0.0011 - 0.0023)0.027 - 0.049
(0.0011 - 0.0019)0.027 - 0.059
(0.0011 - 0.0023)0.027 - 0.049
(0.0011 - 0.0019)
Stem to guide clearance 0.020 - 0.050 (0.0008 - 0.0020) 0.040 - 0.070 (0.0016 - 0.0028)
Valve deflection limit (Dial gauge reading) 0.2 (0.008)
Projection length ªLº 11.5 - 11.7 (0.453 - 0.461)
AVAILABLE SHIMSNJEM0031S07
Thickness mm (in) Identification mark
2.00 (0.0787) 200
2.02 (0.0795) 202
2.04 (0.0803) 204
2.06 (0.0811) 206
2.08 (0.0819) 208
2.10 (0.0827) 210
2.12 (0.0835) 212
2.14 (0.0843) 214
2.16 (0.0850) 216
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-69

2.18 (0.0858) 218
2.20 (0.0866) 220
2.22 (0.0874) 222
2.24 (0.0882) 224
2.26 (0.0890) 226
2.28 (0.0898) 228
2.30 (0.0906) 230
2.32 (0.0913) 232
2.34 (0.0921) 234
2.36 (0.0929) 236
2.38 (0.0937) 238
2.40 (0.0945) 240
2.42 (0.0953) 242
2.44 (0.0961) 244
2.46 (0.0969) 246
2.48 (0.0976) 248
2.50 (0.0984) 250
2.52 (0.0992) 252
2.54 (0.1000) 254
2.56 (0.1008) 256
2.58 (0.1016) 258
2.60 (0.1024) 260
2.62 (0.1031) 262
2.64 (0.1039) 264
2.66 (0.1047) 266
2.68 (0.1055) 268
2.70 (0.1063) 270
2.72 (0.1071) 272
2.74 (0.1079) 274
2.76 (0.1087) 276
2.78 (0.1094) 278
2.80 (0.1102) 280
2.82 (0.1110) 282
2.84 (0.1118) 284
2.86 (0.1126) 286
2.88 (0.1134) 288
2.90 (0.1142) 290
2.92 (0.1150) 292
2.94 (0.1157) 294
2.96 (0.1165) 296
2.98 (0.1173) 298
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-70

AEM236
VALVE SEATNJEM0031S05Unit: mm (in)
SEM573DASEM685G
Dia. QG15DE QG18DE
A 26.8 - 27.0 (1.055 - 1.063) 27.8 - 28.0 (1.094 - 1.102)
B 28.5 - 28.7 (1.122 - 1.130) 29.5 - 29.7 (1.161 - 1.169)
C 30.2 - 30.4 (1.189 - 1.197) 31.9 - 32.1 (1.256 - 1.264)
D 30.500 - 30.516 (1.2008 - 1.2014) 31.500 - 31.516 (1.2402 - 1.2408)
E 23.5 - 23.7 (0.925 - 0.933) 24.5 - 24.7 (0.9646 - 0.9724)
F 25.2 - 25.4 (0.992 - 1.000) 26.2 - 26.4 (1.031 - 1.039)
G 25.500 - 25.516 (1.0039 - 1.0046) 26.500 - 26.516 (1.043 - 1.0439)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-71

VALVE SEAT RESURFACE LIMITNJEM0031S08Unit: mm (in)
AEM343
Depth (L)Intake 35.95 - 36.55 (1.4154 - 1.4390)
Exhaust 35.92 - 36.52 (1.4142 - 1.4378)
Camshaft and Camshaft BearingNJEM0032Unit: mm (in)
Engine modelQG18DE with intake valve timing con-
trolExcept for QG18DE with intake valve
timing control
Cam height ªAºIntake 40.610 - 40.800 (1.5988 - 1.6063) 39.880 - 40.070 (1.5701 - 1.5776)
Exhaust 40.056 - 40.246 (1.5770 - 1.5845)
Cam wear limit0.20 (0.0079)
EM671
Standard Limit
Camshaft journal to bearing clearance 0.045 - 0.086 (0.0018 - 0.0034) 0.15 (0.0059)
Inner diameter of camshaft bearingNo. 1 28.000 - 28.021 (1.1024 - 1.1032)
Ð
No. 2 to No. 5 24.000 - 24.021 (0.9449 - 0.9457)
Outer diameter of camshaft journalNo. 1 27.935 - 27.955 (1.0998 - 1.1006)
Ð
No. 2 to No. 5 23.935 - 23.955 (0.9423 - 0.9431)
Camshaft runout [TIR*] Less than 0.02 (0.0008) 0.1 (0.004)
Camshaft end play 0.115 - 0.188 (0.0045 - 0.0074) 0.20 (0.0079)
*Total indicator reading
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-72

Cylinder BlockNJEM0033Unit: mm (in)
SEM171D
QG15DE QG18DE
Limit
Standard
Surface flatness Less than 0.03 (0.0012) 0.1 (0.004)
Height ªHº (nominal) 213.95 - 214.05 (8.4232 - 8.4271) Ð
Cylinder bore
inner diameterStandardGrade No. 173.600 - 73.610 (2.8976 -
2.8976)80.000 - 80.010 (3.1496 -
3.1500)
0.2 (0.008) Grade No. 273.610 - 73.620 (2.8980 -
2.8984)80.010 - 80.020 (3.1500 -
3.1504)
Grade No. 373.620 - 73.630 (2.8984 -
2.8988)80.020 - 80.030 (3.1504 -
3.1508)
Out-of-round (X þ Y) Less than 0.015 (0.0006) Ð
Taper (A þ B) Less than 0.01 (0.0004) Ð
Difference in inner diameter between cylinders 0.05 (0.0020) 0.2 (0.008)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Cylinder Block
EM-73

Piston, Piston Ring and Piston Pin=NJEM0034PISTONNJEM0034S01Unit: mm (in)
SEM882E
QG15DE QG18DE
Piston skirt diameter
ªAºStandardGrade No. 1 73.575 - 73.585 (2.8966 - 2.8970) 79.965 - 79.975 (3.1482 - 3.1486)
Grade No. 2 73.585 - 73.595 (2.8970 - 2.8974) 79.975 - 79.985 (3.1486 - 3.1490)
Grade No. 3 73.595 - 73.605 (2.8974 - 2.8978) 79.985 - 79.995 (3.1490 - 3.1494)
0.5 (0.002) oversize (service) 74.075 - 74.105 (2.9163 - 2.9175) 80.215 - 80.245 (3.1581 - 3.1592)*1
1.0 (0.039) oversize (service) 74.575 - 74.605 (2.9360 - 2.9372) 80.465 - 80.495 (3.1679 - 3.1691)*2
ªaº dimension 43.5 (1.713) 42.3 (1.665)
Piston pin hole inner diameter 18.987 - 18.999 (0.7475 - 0.7080) 18.993 - 19.005 (0.7478 - 0.7482)
Piston to bore clearance 0.015 - 0.035 (0.0006 - 0.0014) 0.025 - 0.045 (0.0010 - 0.0018)
*1: 0.25 (0.0098) oversize (service)
*2: 0.5 (0.002) oversize (service)
PISTON RINGNJEM0034S02Unit: mm (in)
QG15DE QG18DE
Limit
Standard
Side clearanceTop 0.045 - 0.080 (0.0018 - 0.0031) 0.040 - 0.080 (0.0016 - 0.0031) 0.110 (0.0043)
2nd 0.030 - 0.070 (0.0012 - 0.0028) 0.100 (0.0039)
Oil 0.065 - 0.135 (0.0026 - 0.0053) 0.045 - 0.155 (0.0018 - 0.0061) Ð
End gapTop 0.20 - 0.30 (0.0079 - 0.0118) 0.53 (0.0209)
2nd 0.32 - 0.47 (0.0126 - 0.0185) 0.67 (0.0264)
Oil 0.20 - 0.60 (0.0079 - 0.0236) 0.95 (0.0374)
PISTON PINNJEM0034S03Unit: mm (in)
QG15DE QG18DE
Piston pin outer diameter 18.989 - 19.001 (0.7476 - 0.7481)
Piston pin to piston clearance þ0.004 to 0 (þ0.0002 to 0) 0.002 - 0.006 (0.0001 - 0.0002)
Piston pin to connecting rod bushing
clearanceStandard 0.005 - 0.017 (0.0002 - 0.0007)
Limit 0.023 (0.0009)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Piston, Piston Ring and Piston Pin
EM-74

Connecting RodNJEM0035Unit: mm (in)
Center distance140.45 - 140.55 (5.5295 - 5.5335)
Bend limit [per 100 (3.94)]0.15 (0.0059)
Torsion limit [per 100 (3.94)]0.3 (0.012)
Connecting rod bushing inner diameter* (small end) 19.000 - 19.012 (0.7480 - 0.7485)
Connecting rod big end inner diameter 43.000 - 43.013 (1.6929 - 1.6934)
Side clearanceStandard 0.200 - 0.470 (0.0079 - 0.0185)
Limit 0.5 (0.020)
*After installing in connecting rod
CrankshaftNJEM0036Unit: mm (in)
Main journal dia. ªDmºGrade No. 0 49.956 - 49.964 (1.9668 - 1.9671)
Grade No. 1 49.948 - 49.956 (1.9665 - 1.9668)
Grade No. 2 49.940 - 49.948 (1.9661 - 1.9665)
Pin journal dia. ªDpºGrade No. 0 39.968 - 39.974 (1.5735 - 1.5738)
Grade No. 1 39.962 - 39.968 (1.5733 - 1.5735)
Grade No. 2 39.956 - 39.962 (1.5731 - 1.5733)
Center distance ªrº43.95 - 44.05 (1.7303 - 1.7342)
Out-of-round (X þ Y)Standard Less than 0.003 (0.0001)
Limit Less than 0.005 (0.0002)
Taper (A þ B)Standard Less than 0.004 (0.0002)
Limit Less than 0.005 (0.0002)
Runout [TIR*]Standard Less than 0.04 (0.0016)
Limit Less than 0.05 (0.0020)
Free end playStandard 0.060 - 0.220 (0.0024 - 0.0087)
Limit 0.3 (0.012)
*: Total indicator reading
Main BearingNJEM0037STANDARDNJEM0037S01
Grade No. Thickness ªTº mm (in) Identification color
0 1.826 - 1.830 (0.0719 - 0.0720) Black
1 1.830 - 1.834 (0.0720 - 0.0722) Brown or Red
2 1.834 - 1.838 (0.0722 - 0.0724) Green
3 1.838 - 1.842 (0.0724 - 0.0725) Yellow
4 1.842 - 1.846 (0.0725 - 0.0727) Blue
UNDERSIZENJEM0037S02Unit: mm (in)
Thickness ªTº
0.25 (0.0098) 1.960 - 1.964 (0.0772 - 0.0773)
0.50 (0.0197) 2.085 - 2.089 (0.0821 - 0.0822)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Connecting Rod
EM-75

Connecting Rod BearingNJEM0038STANDARD SIZENJEM0038S01Unit: mm (in)
Grade No. Thickness Identification color or number
0 1.503 - 1.506 (0.0592 - 0.0593) Ð
1 1.506 - 1.509 (0.0593 - 0.0594) Brown
2 1.509 - 1.512 (0.0594 - 0.0595) Green
UNDERSIZENJEM0038S02Unit: mm (in)
Grade No. Thickness Identification color or number
0.08 (0.0031) 1.542 - 1.546 (0.0607 - 0.0609) Ð
0.12 (0.0047) 1.562 - 1.566 (0.0615 - 0.0617) Ð
0.25 (0.0098) 1.627 - 1.631 (0.0641 - 0.0642) Ð
Bearing ClearanceNJEM0039Unit: mm (in)
Main bearing clearanceStandard 0.020 - 0.044 (0.0008 - 0.0017)
Limit 0.1 (0.004)
Connecting rod bearing clearanceStandard 0.014 - 0.039 (0.0006 - 0.0015)
Limit 0.1 (0.004)
Miscellaneous ComponentsNJEM0040Unit: mm (in)
Flywheel runout [TIR*]Less than 0.15 (0.0059)
Drive plate runout [TIR*]Less than 0.2 (0.008)
Camshaft sprocket runout [TIR*] Less than 0.15 (0.0059)
*: Total indicator reading
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Connecting Rod Bearing
EM-76