LEXUS GS400 2000 Service Repair Manual

SS±44
± SERVICE SPECIFICATIONSAUTOMATIC TRANSMISSION
200 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Shift schedule (2JZ±GE / SNOW mode)
Differential gear ratio 3.916
D, 4 position
(Throttle valve fully opened) 1 "2
2 " 3
3 " 4
4 " 5
5 " 4
4 " 3
3 " 2
2 " 1
(Throttle valve fully closed) 4 " 5
5 " 4
3 position
(Throttle valve fully opened) 1 " 2
2 " 3
4 " 3
3 " 2
2 " 1
2 position
(Throttle valve fully opened) 1 " 2
3 " 2
2 " 1
L position
(Throttle valve fully opened) 2 " 1
39 ± 50 km/h (24 ± 31 mph)
62 ± 74 km/h (39 ± 46 mph)
94 ± 112 km/h (58 ± 70 mph)
136 ± 157 km/h (85 ± 98 mph)
77 ± 91 km/h (48 ± 57 mph)
45 ± 55 km/h (28 ± 34 mph)
23 ± 31 km/h (14 ± 19 mph)
4 ± 8 km/h (2 ± 5 mph)
39 ± 44 km/h (24 ± 27 mph)
22 ± 27 km/h (14 ± 17 mph)
39 ± 50 km/h (24 ± 31 mph)
62 ± 74 km/h (39 ± 46 mph)
129 ± 139 km/h (80 ± 86 mph)
23 ± 31 km/h (14 ± 19 mph)
4 ± 8 km/h (2 ± 5 mph)
39 ± 50 km/h (24 ± 31 mph)
87 ± 93 km/h (54 ± 58 mph)
4 ± 8 km/h (2 ± 5 mph)
16 ± 21 km/h (10 ± 13 mph)
Lock±up point (1UZ±FE) (Throttle valve opening 5 %)
5th gear (D position) Lock±up ON
Lock±up OFF
4th gear (4 position) Lock±up ON
Lock±up OFF
58 ± 65 km/h (36 ± 40 mph)
55 ± 61 km/h (34 ± 38 mph)
140 ± 150 km/h (87 ± 93 mph)
133 ± 143 km/h (83 ± 89 mph)
Flex lock±up point (1UZ±FE) (Throttle valve opening 3 %)
D position (When accelerating) Lock±up ON
Lock±up OFF
4 position (When accelerating) Lock±up ON
Lock±up OFF
47 ± 53 km/h (29 ± 33 mph)
45 ± 51 km/h (28 ± 32 mph)
35 ± 41 km/h (22 ± 25 mph)
33 ± 39 km/h (21 ± 24 mph)
Lock±up point (2JZ±GE) (Throttle valve opening 5 %)
5th gear (D position) Lock±up ON
Lock±up OFF
4th gear (4 position) Lock±up ON
Lock±up OFF
56 ± 61 km/h (35 ± 38 mph)
54 ± 60 km/h (34 ± 37 mph)
56 ± 61 km/h (35 ± 38 mph)
54 ± 60 km/h (34 ± 37 mph)

± SERVICE SPECIFICATIONSAUTOMATIC TRANSMISSION
SS±45
201 Author: Date:
2000 LEXUS GS300/GS400 (RM718U) Flex lock±up point (2JZ±GE)
(Throttle valve opening 3 %)
D position (When accelerating)
5th gear Lock±up ON
Lock±up OFF
4th gear Lock±up ON
Lock±up OFF
4 position (When accelerating)
4th gear Lock±up ON
Lock±up OFF
(Throttle valve fully closed)
D position (When deceleration / A/C ON)
5th gear Lock±up ON
Lock±up OFF
4 position (When deceleration / A/C ON)
4th gear Lock±up ON
Lock±up OFF
D position (When deceleration / A/C OFF)
5th gear Lock±up ON
Lock±up OFF
4 position (When deceleration / A/C OFF)
4th gear Lock±up OFF
39 ± 44 km/h (24 ± 27 mph)
38 ± 43 km/h (24 ± 27 mph)
30 ± 34 km/h (19 ± 21 mph)
28 ± 33 km/h (17 ± 21 mph)
39 ± 44 km/h (24 ± 27 mph)
37 ± 42 km/h (23 ± 26 mph)
93 ± 102 km/h (58 ± 63 mph)
32 ± 53 km/h (20 ± 33 mph)
93 ± 102 km/h (58 ± 63 mph)
24 ± 40 km/h (15 ± 25 mph)
93 ± 102 km/h (58 ± 63 mph)
32 ± 37 km/h (20 ± 23 mph)
21 ± 28 km/h (13 ± 17 mph)

SS0F9±01
SS±46
± SERVICE SPECIFICATIONSAUTOMATIC TRANSMISSION
202 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Transmission output flange x Output shaft1261,28093
Extension housing x Transmission case3434525
Solenoid wiring clamp set bolt101007
Oil strainer x Valve body101007
Oil pan x Transmission case7.47565 in.´lbf
Drain plug2020515
Shift solenoid valve SLU and SLN lock plate set bolt101007
Shift solenoid valve SLT lock plate set bolt101007
Shift solenoid valve x Valve body101007
Valve body x Transmission case101007
Shift lever assembly x Body8.38574 in.´lbf
Control shaft x Control lever131289
Shift lock control unit assembly x Shift lever plate2.02017 in.´lbf
Shift lever housing set bolt and nut3.94035 in.´lbf
Exhaust manifold with TWC set nut 2JZ±GE3940029
Heated oxygen sensor x Front exhaust pipe4445033
Front floor center brace x Body7.47565 in.´lbf
Front exhaust pipe x Exhaust manifold 2JZ±GE4445033
Front exhaust pipe x Front TWC 1UZ±FE4445033
Front TWC x Exhaust manifold 1UZ±FE6263046
Pipe support bracket x Transmission4445033
Center exhaust pipe x Tail pipe4445033
Front exhaust pipe x Center exhaust pipe4445033
Heat insulator x Body5.45548 in.´lbf
Shift control rod x Shift lever assembly131309
Oil cooler pipe union nut4445033
Oil cooler pipe clamp set bolt5.45548 in.´lbf
Flywheel housing under cover x Transmission housing 1UZ±FE1818513
Torque converter clutch x Drive plate4849035
Engine rear mounting x Body2627020
Starter x Transmission 2JZ±GE3738027
Transmission x Engine 17 mm head
14 mm head72
37730
38053
27
Drive plate x Crankshaft8385061

SS0F7±02
± SERVICE SPECIFICATIONSPROPELLER SHAFT
SS±47
203 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
PROPELLER SHAFT
SERVICE DATA
Shaft runoutMax.0.8 mm (0.031 in.)
Joint angle No.2 joint
No.3 joint±1°01' ± 37'
1°14' ± 42'
Center support bearing adjusting washer thickness1.0 mm (0.039 in.)
2.0 mm (0.079 in.)
2.5 mm (0.098 in.)
3.0 mm (0.118 in.)
3.6 mm (0.142 in.)
4.0 mm (0.157 in.)
4.5 mm (0.177 in.)

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.)