2000 LEXUS GS400 Service Repair Manual

SS0F8±01
SS±48
± SERVICE SPECIFICATIONSPROPELLER SHAFT
204 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Intermediate shaft x Transmission7980558
Propeller shaft x Differential7980558
Heat insulator x Body5.45548 in.´lbf
Exhaust pipe assembly x Exhaust manifold4445033
Front floor center brace x Body7.47565 in.´lbf
Heated oxygen sensor x Exhaust pipe assembly4445033
Center support bearing x Body3737527
Propeller shaft adjusting nut50 (69)515 (700)37 (51)
( ): For use without SST

SS0FD±01
± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
SS±49
205 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
SUSPENSION AND AXLE
SERVICE DATA
Cold tire inflation
pressure
(GS 400)
Tire size
225/55R16 94V *1Front
*1Rear
*2Front
*2Rear
235/45ZR17 *1Front
*1Rear
*2Front
*2Rear
220 kPa (2.2 kgf/cm2
or bar, 32 psi)
220 kPa (2.2 kgf/cm2 or bar, 32 psi)
290 kPa (2.9 kgf/cm2 or bar, 42 psi)
290 kPa (2.9 kgf/cm2 or bar, 42 psi)
230 kPa (2.3 kgf/cm2 or bar, 33 psi)
230 kPa (2.3 kgf/cm2 or bar, 33 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
Cold tire inflation
pressure
(GS 300)
Tire size
P215/60R16 94V *1Front
*1Rear
*2Front
*2Rear
225/55R16 94V *1Front
*1Rear
*2Front
*2Rear
210 kPa (2.1 kgf/cm2 or bar, 30 psi)
210 kPa (2.1 kgf/cm2 or bar, 30 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
220 kPa (2.2 kgf/cm2 or bar, 32 psi)
220 kPa (2.2 kgf/cm2 or bar, 32 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
300 kPa (3.0 kgf/cm2 or bar, 44 psi)
Vehicle height
P215/60R16 *3Front
*4Rear
225/55R16 *3Front
*4Rear
235/45ZR17 *3Front
*4Rear
243 mm (9.63 in.)
226 mm (8.90 in.)
240 mm (9.45 in.)
221 mm (8.70 in.)
238 mm (9.37 in.)
219 mm (8.62 in.)
Camber
Left±right error±0°16' ± 30' (±0.27° ± 0.5°)
30' (0.5°) or less
Front wheel
alignmentCaster
Left±right error7°33' ± 30' (7.55° ± 0.5°)
30' (0.5°) or less
Steering axis inclination
Left±right error8°52' ± 30' (8.87° ± 0.5°)
30' (0.5°) or less
Toe±in (total)
Rack end length difference0°09' ± 12' (0.15° ± 0.2°, 1.5 ± 2 mm, 0.06 ± 0.08 in.)
1.5 mm (0.059 in.) or less
Wheel angle Inside wheel
Outside wheel: Reference38°51' (36°51' - 39°51')
38.85° (36.85° - 39.85°)
32°05'
32.08°
Rear wheel
Camber
Left±right error±0°47' ± 30' (±0.78° ± 0.5°)
30' (0.5°) or less
Rear wheel
alignment
Toe±in (total)
Link and arm length difference0°08' ± 12' (0.13° ± 0.2°, 1.4 ± 2 mm, 0.056 ± 0.08 in.)
4.0 mm (0.16 in.) or less
FtlWheel bearing backlash0.05 mm (0.0020 in.)Front axleAxle hub deviation0.05 mm (0.0020 in.)
*1: For driving under 160 km/h (100 mph)
*
2: For driving at 160 km/h (100 mph) or over
*
3: Measure from the ground to the center of the lower suspension arm mounting bolt.
*
4: Measure from the ground to the center of the No.2 lower suspension arm mounting bolt.

SS±50
± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
206 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
Upper ball joint turning torque1.0 ± 3.4 N´m (10 ± 35 kgf´cm, 9 ± 30 in.´lbf)
Ft iLower ball joint turning torque0.1 ± 2.0 N´m (1 ± 20 kgf´cm, 0.9 ± 17 in.´lbf)Front suspensionLower ball joint excessive play0.9 mm (0.035 in.)
Stabilizer bar link ball joint turning torque0.05 ± 1.5 N´m (0.5 ± 15 kgf´cm, 0.4 ± 13 in.´lbf)
RlWheel bearing backlash0.05 mm (0.0020 in.)Rear axleAxle hub deviation0.07 mm (0.0028 in.)
Rear drive shaftDrive shaft length RH
LH598.5 mm (23.563 in.)
553.5 mm (21.791 in.)
Upper ball joint turning torque1.0 ± 3.4 N´m (10 ± 35 kgf´cm, 9 ± 30 in.´lbf)
Rear suspensionToe control link ball joint turning torque1.0 ± 2.5 N´m (10 ± 25 kgf´cm, 9 ± 22 in.´lbf)Rear sus ension
Stabilizer bar link ball joint turning torque0.05 ± 1.0 N´m (0.5 ± 10 kgf´cm, 0.4 ± 9 in.´lbf)
Drive pinion shaft runout Maximum0.08 mm (0.0031 in.)
Ring gear runout Maximum0.05 mm (0.0020 in.)
Ring gear backlash Maximum0.08 ± 0.13 mm (0.0031 ± 0.0051 in.)
Drive pinion bearing (at starting) New bearing
Reused bearing1.5 ± 1.8 N´m (15 ± 18 kgf´cm, 13.0 ± 15.6 in.´lbf)
0.5 ± 0.8 N´m (5 ± 8 kgf´cm, 4.3 ± 6.9 in.´lbf)
Total preload (at starting)Drive pinion preload plus
0.5 ± 0.8 N´m (5 ± 8 kgf´cm, 4.3 ± 6.9 in.´lbf)
Rear differentialPinion gear backlash Maximum0.15 mm (0.0059 in.)Rear differential
Pinion gear backlash adjusting thrust washer
1.50 mm (0.059 in.)
1.55 mm (0.061 in.)
1.60 mm (0.063 in.)
1.65 mm (0.065 in.)
1.70 mm (0.067 in.)
1.75 mm (0.069 in.)
1.80 mm (0.071 in.)
1.85 mm (0.073 in.)
1.90 mm (0.075 in.)

± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
SS±51
207 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Rear differential
(cont'd)
Ring gear backlash adjusting washer No.
02
04
06
08
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
2.02 mm (0.0795 in.)
2.04 mm (0.0803 in.)
2.06 mm (0.0811 in.)
2.08 mm (0.0819 in.)
2.10 mm (0.0827 in.)
2.12 mm (0.0835 in.)
2.14 mm (0.0843 in.)
2.16 mm (0.0850 in.)
2.18 mm (0.0858 in.)
2.20 mm (0.0866 in.)
2.22 mm (0.0874 in.)
2.24 mm (0.0882 in.)
2.26 mm (0.0890 in.)
2.28 mm (0.0898 in.)
2.30 mm (0.0906 in.)
2.32 mm (0.0913 in.)
2.34 mm (0.0921 in.)
2.36 mm (0.0929 in.)
2.38 mm (0.0937 in.)
2.40 mm (0.0945 in.)
2.42 mm (0.0953 in.)
2.44 mm (0.0961 in.)
2.46 mm (0.0969 in.)
2.48 mm (0.0976 in.)
2.50 mm (0.0984 in.)
2.52 mm (0.0992 in.)
2.54 mm (0.1000 in.)
2.56 mm (0.1008 in.)
2.58 mm (0.1016 in.)
2.60 mm (0.1024 in.)
2.62 mm (0.1031 in.)
2.64 mm (0.1039 in.)
2.66 mm (0.1047 in.)
2.68 mm (0.1055 in.)
2.70 mm (0.1063 in.)
2.72 mm (0.1071 in.)
2.74 mm (0.1079 in.)
2.76 mm (0.1087 in.)
2.78 mm (0.1094 in.)
2.80 mm (0.1102 in.)
2.82 mm (0.1100 in.)
2.84 mm (0.1118 in.)
2.86 mm (0.1126 in.)

SS±52
± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
208 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Rear differential
(cont'd)
Tooth contact pattern adjusting washer No.
87
88
89
90
91
92
93
94
95
96
97
98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1.87 mm (0.0736 in.)
1.88 mm (0.0740 in.)
1.89 mm (0.0744 in.)
1.90 mm (0.0748 in.)
1.91 mm (0.0752 in.)
1.92 mm (0.0756 in.)
1.93 mm (0.0760 in.)
1.94 mm (0.0764 in.)
1.95 mm (0.0768 in.)
1.96 mm (0.0772 in.)
1.97 mm (0.0776 in.)
1.98 mm (0.0780 in.)
1.99 mm (0.0784 in.)
2.00 mm (0.0788 in.)
2.01 mm (0.0791 in.)
2.02 mm (0.0795 in.)
2.03 mm (0.0799 in.)
2.04 mm (0.0803 in.)
2.05 mm (0.0807 in.)
2.06 mm (0.0811 in.)
2.07 mm (0.0815 in.)
2.08 mm (0.0819 in.)
2.09 mm (0.0823 in.)
2.10 mm (0.0827 in.)
2.11 mm (0.0831 in.)
2.12 mm (0.0835 in.)
2.13 mm (0.0839 in.)
2.14 mm (0.0843 in.)
2.15 mm (0.0846 in.)
2.16 mm (0.0850 in.)
2.17 mm (0.0854 in.)
2.18 mm (0.0858 in.)
2.19 mm (0.0862 in.)
2.20 mm (0.0866 in.)
2.21 mm (0.0870 in.)
2.22 mm (0.0874 in.)
2.23 mm (0.0878 in.)
2.24 mm (0.0882 in.)
2.25 mm (0.0886 in.)
2.26 mm (0.0890 in.)
2.27 mm (0.0894 in.)
2.28 mm (0.0898 in.)

SS0FH±05
± SERVICE SPECIFICATIONSENGINE MECHANICAL (2JZ±GE)
SS±5
161 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
ENGINE MECHANICAL (2JZ±GE)
SERVICE DATA
Compression
pressureat 250 rpm STD
Minimum
Difference of pressure between each cylinder1,324 kPa (13.5 kgf/cm2, 192 psi) or more
1,079 kPa (11.0 kgf/cm2, 156 psi)
98 kPa (1.0 kgf/cm2, 14 psi) or less
Valve
clearanceat cold Intake
Exhaust
Adjusting shim (for repair part) Mark 2.500
Mark 2.550
Mark 2.600
Mark 2.650
Mark 2.700
Mark 2.750
Mark 2.800
Mark 2.850
Mark 2.900
Mark 2.950
Mark 3.000
Mark 3.050
Mark 3.100
Mark 3.150
Mark 3.200
Mark 3.250
Mark 3.3000.15 ± 0.25 mm (0.006 ± 0.010 in.)
0.25 ± 0.35 mm (0.010 ± 0.014 in.)
2.500 mm (0.0984 in.)
2.550 mm (0.1004 in.)
2.600 mm (0.1024 in.)
2.650 mm (0.1043 in.)
2.700 mm (0.1063 in.)
2.750 mm (0.1083 in.)
2.800 mm (0.1102 in.)
2.850 mm (0.1122 in.)
2.900 mm (0.1142 in.)
2.950 mm (0.1161 in.)
3.000 mm (0.1181 in.)
3.050 mm (0.1201 in.)
3.100 mm (0.1220 in.)
3.150 mm (0.1240 in.)
3.200 mm (0.1260 in.)
3.250 mm (0.1280 in.)
3.300 mm (0.1299 in.)
Ignition timingw/ Terminals TE and E1 connected of DLC110° ± 2° BTDC @ idle
Idle speed700 ± 50 rpm
Timing belt
tensionerProtrusion (from housing side)8.0 ± 8.8 mm (0.315 ± 0.346 in.)
Cylinder headWarpage
Cylinder block side Maximum
Intake manifold sideMaximum
Exhaust manifold side Maximum
Valve guide bore diameter STD
O/S 0.05
Valve seat
Refacing angle
Contacting angle
Contacting width Intake
Exhaust
Cylinder head bolt diameter STD
Minimum
0.10 mm (0.0039 in.)
0.10 mm (0.0039 in.)
0.10 mm (0.0039 in.)
10.985 ± 11.006 mm (0.4325 ± 0.4333 in.)
11.035 ± 11.056 mm (0.4344 ± 0.4353 in.)
15°, 45°, 75°
45°
1.0 ± 1.4 mm (0.039 ± 0.055 in.)
1.2 ± 1.6 mm (0.047 ± 0.063 in.)
10.8 ± 11.0 mm (0.425 ± 0.433 in.)
10.7 mm (0.421 in.)
Valve guide
bushingInside diameter
Outside diameter (for repair part) STD
O/S 0.056.010 ± 6.030 mm (0.2366 ± 0.2374 in.)
11.033 ± 11.044 mm (0.4344 ± 0.4348 in.)
11.083 ± 11.094 mm (0.4363 ± 0.4368 in.)
ValveValve overall length STD Intake
Exhaust
Minimum Intake
Exhaust
Valve face angle
Stem diameterIntake
Exhaust98.29 ± 98.79 mm (3.8697 ± 3.8894 in.)
98.84 ± 99.34 mm (3.8913 ± 3.9110 in.)
98.19 mm (3.8657 in.)
98.74 mm (3.8874 in.)
44.5°
5.970 ± 5.985 mm (0.2350 ± 0.2356 in.)
5.965 ± 5.980 mm (0.2348 ± 0.2354 in.)

SS±6
± SERVICE SPECIFICATIONSENGINE MECHANICAL (2JZ±GE)
162 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Valve (cont'd)
Stem oil clearance STD Intake
Exhaust
Maximum Intake
Exhaust
Margin thickness STD
Minimum0.025 ± 0.060 mm (0.0010 ± 0.0024 in.)
0.030 ± 0.065 mm (0.0012 ± 0.0026 in.)
0.08 mm (0.0031 in.)
0.10 mm (0.0039 in.)
0.8 ± 1.2 mm (0.031 ± 0.047 in.)
0.5 mm (0.020 in.)
Valve springDeviation Maximum
Free lengthPink painted mark
Yellow painted mark
Installed tension at 34.5 mm (1.358 in.)2.0 mm (0.079 in.)
43.71 mm (1.7209 in.)
44.10 mm (1.7362 in.)
186.2 ± 205.8 N (19.0 ± 21.0 kgf, 41.9 ± 46.3 lbf)
Valve lifterLifter diameter
Lifter bore diameter
Oil clearance STD
Maximum30.966 ± 30.976 mm (1.2191 ± 1.2195 in.)
31.000 ± 31.016 mm (1.2205 ± 1.2211 in.)
0.024 ± 0.050 mm (0.0009 ± 0.0020 in.)
0.07 mm (0.0028 in.)
CamshaftThrust clearance STD
Maximum
Cam lobe height STD Intake
Exhaust
Maximum Intake
Exhaust
Journal diameter
Journal oil clearance STD
Maximum
Circle runout Maximum0.080 ± 0.190 mm (0.0031 ± 0.0075 in.)
0.30 mm (0.0118 in.)
44.310 ± 44.360 mm (1.7445 ± 1.7465 in.)
44.250 ± 44.350 mm (1.7421 ± 1.7461 in.)
44.16 mm (1.7386 in.)
44.10 mm (1.7362 in.)
28.949 ± 28.965 mm (1.1397 ± 1.1404 in.)
0.035 ± 0.072 mm (0.0014 ± 0.0028 in.)
0.10 mm (0.0039 in.)
0.08 mm (0.0031 in.)
Air intake
chamberWarpage Maximum0.15 mm (0.0059 in.)
ManifoldWarpageMaximum Intake
Exhaust0.15 mm (0.0059 in.)
0.50 mm (0.0196 in.)
Cylinder blockCylinder head surface warpage Maximum
Cylinder bore diameter STD
Maximum
Main bearing bolt diameter STD
Minimum0.07 mm (0.0028 in.)
86.000 ± 86.013 mm (3.3858 ± 3.3863 in.)
86.02 mm (3.3866 in.)
9.96 ± 9.97 mm (0.3921 ± 0.3925 in.)
9.7 mm (0.382 in.)
Connecting
rodThrust clearance STD
Maximum
Connecting bolt diameter STD
Minimum
Connecting rod oil clearance STD STD
U/S 0.25
Maximum STD
U/S 0.25
Connecting rod bearing center wall thickness
(Reference) STD Mark 1
Mark 2
Mark 3
Mark 4
Mark 5
Bushing inside diameter
Piston pin diameter
Piston pin oil clearance STD
Maximum
Rod out ± of alignment Maximum per 100 mm (3.94 in.)
Rod twist Maximum per 100 mm (3.94 in.)0.250 ± 0.402 mm (0.0098 ± 0.0158 in.)
0.50 mm (0.0197 in.)
8.1 ± 8.3 mm (0.319 ± 0.327 in.)
8.0 mm (0.315 in.)
0.023 ± 0.041 mm (0.0009 ± 0.0016 in.)
0.028 ± 0.066 mm (0.0011 ± 0.0026 in.)
0.07 mm (0.0027 in.)
0.08 mm (0.0031 in.)
1.498 ± 1.501 mm (0.0590 ± 0.0591 in.)
1.501 ± 1.504 mm (0.0591 ± 0.0592 in.)
1.504 ± 1.507 mm (0.0592 ± 0.0593 in.)
1.507 ± 1.510 mm (0.0593 ± 0.0594 in.)
1.510 ± 1.513 mm (0.0594 ± 0.0596 in.)
22.005 ± 22.014 mm (0.8663 ± 0.8667 in.)
21.997 ± 22.006 mm (0.8660 ± 0.8664 in.)
0.005 ± 0.011 mm (0.0002 ± 0.0004 in.)
0.05 mm (0.0020 in.)
0.05 mm (0.0020 in.)
0.15 mm (0.0059 in.)

± SERVICE SPECIFICATIONSENGINE MECHANICAL (2JZ±GE)
SS±7
163 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Piston and
Piston ring
Piston diameter
Piston oil clearance STD
Maximum
Piston ring groove clearance No.1
No.2
Piston ring end gap STD No.1
No.2
Oil
Maximum No.1
No.2
Oil85.935 ± 85.945 mm (3.3833 ± 3.3837 in.)
0.055 ± 0.078 mm (0.0022 ± 0.0031 in.)
0.10 mm (0.0039 in.)
0.011 ± 0.070 mm (0.0004 ± 0.0028 in.)
0.030 ± 0.070 mm (0.0012 ± 0.0028 in.)
0.300 ± 0.470 mm (0.0118 ± 0.0185 in.)
0.350 ± 0.520 mm (0.0138 ± 0.0205 in.)
0.130 ± 0.450 mm (0.0051 ± 0.0177 in.)
1.07 mm (0.0421 in.)
1.12 mm (0.0441 in.)
1.05 mm (0.0413 in.)
CrankshaftThrust clearance STD
Maximum
Thrust washer thickness STD
Main journal oil clearance STD STD
U/S 0.25
Maximum STD
U/S 0.25
Main journal diameter STD
U/S 0.25
Main bearing center wall thickness (Reference)
Mark 1
Mark 2
Mark 3
Mark 4
Mark 5
Crank pin diameter STD
U/S 0.25
Circle runout Maximum
Main journal taper and out±of±roundMaximum
Crank pin taper and out±of±roundMaximum0.020 ± 0.220 mm (0.0008 ± 0.0087 in.)
0.30 mm (0.0118 in.)
1.940 ± 1.990 mm (0.0764 ± 0.0783 in.)
0.026 ± 0.040 mm (0.0010 ± 0.0016 in.)
0.025 ± 0.061 mm (0.0010 ± 0.0024 in.)
0.06 mm (0.0024 in.)
0.08 mm (0.0031 in.)
61.984 ± 62.000 mm (2.4403 ± 2.4409 in.)
61.745 ± 61.755 mm (2.4309 ± 2.4313 in.)

1.994 ± 1.997 mm (0.0785 ± 0.0786 in.)
1.997 ± 2.000 mm (0.0786 ± 0.0787 in.)
2.000 ± 2.003 mm (0.0787 ± 0.0789 in.)
2.003 ± 2.006 mm (0.0789 ± 0.0790 in.)
2.006 ± 2.009 mm (0.0790 ± 0.0791 in.)
51.982 ± 52.000 mm (2.0465 ± 2.0472 in.)
51.745 ± 51.755 mm (2.0372 ± 2.0376 in.)
0.06 mm (0.0024 in.)
0.02 mm (0.0008 in.)
0.02 mm (0.0008 in.)