Page 590 of 1943
SS177±02
± SERVICE SPECIFICATIONSCOOLING
SS±15
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Drain plug12.71309
Water pump x Timing chain cover1111 08
Pump pulley x Water pump1515011
Water inlet x Cylinder block9.09080 in.´lbf
Electric cooling fan assembly x Radiator7.57666 in.´lbf
Fan motor x Fan shroud2.652723 in.´lbf
Fan x Fan motor6.46657 in.´lbf
Page 592 of 1943
SS179±02
± SERVICE SPECIFICATIONSLUBRICATION
SS±17
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Oil pressure switch x Cylinder block131309
Oil drain plug x Oil pan3838728
Plug x Oil pump body2525518
Oil pump cover x Timing chain cover Bolt
Screw8.8
10.390
10578 in.´lbf
8
Page 594 of 1943
SS17B±01
± SERVICE SPECIFICATIONSIGNITION
SS±19
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Spark plug x Cylinder head1818413
Ignition coil x Cylinder head9.09280 in.´lbf
Camshaft position sensor x Cylinder head8.08271 in.´lbf
Crankshaft position sensor x Cylinder block7.57666 in.´lbf
Page 596 of 1943

SS1HI±01
± SERVICE SPECIFICATIONSHYBRID VEHICLE CONTROL
SS±21
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Battery module x Battery carrier4.04035 in.´lbf
Battery clamp bolt x Battery carrier2323016
RH battery bracket x Battery carrier2323016
Battery ECU x Battery carrier3.33329 in.´lbf
Busber module x Battery module6.06153 in.´lbf
Power cable x SMR5.05044 in.´lbf
Service plug assembly x Battery carrier6.06153 in.´lbf
Battery cover x Battery carrier Bolt A
(See page HV±9) Bolt B
Bolt C
Screw18
8.0
7.0
6.0185
80
70
6113
71 in.´lbf
62 in.´lbf
53 in.´lbf
Battery bracket1818513
HV battery x Body1818513
Battery carrier catch bracket x Battery bracket8.08071 in.´lbf
Bracket x Converter & Inverter assembly2525518
Upper inverter cover x Converter & inverter assembly2.52522 in.´lbf
Inverter reservoir tank x Converter & inverter assembly8.08271 in.´lbf
Converter & inverter assembly x Body2121415
Ground cable x Radiator upper support8.08271 in.´lbf
Power cable for MG1 x Converter & inverter assembly7.07162 in.´lbf
Connector cover x Converter & inverter assembly2020415
Power cable for MG2 x Converter & inverter assembly Bolt A
(See page HV±22) Bolt B19.5
8.0199
8214
71 in.´lbf
Inverter terminal cover x Converter & inverter assembly8.08271 in.´lbf
HV water pump x Body7.07062 in.´lbf
Inverter radiator x Body8.08271 in.´lbf
Water temperature switch x Inverter radiator7.47565 in.´lbf
Blower assembly x Body5.05144 in.´lbf
Lower quarter ventilator duct x Body4.04135 in.´lbf
Inner ventilator duct x Body4.04135 in.´lbf
HV ECU x Body6.06053 in.´lbf
Page 597 of 1943

SS1HE±01
SS±22
± SERVICE SPECIFICATIONSHYBRID TRANSAXLE
144 Author: Date:
2001 PRIUS (RM778U)
HYBRID TRANSAXLE
SERVICE DATA
Differential case side bearing preload
(Starting torque)
(Turning torque 60 rpm)
New bearing:
0.98 ± 1.57 N´m (9.99 ± 16.01 kgf´cm, 8.67 ± 13.90 in.´lbf)
Reused bearing:
0.49 ± 0.78 N´m (5.00 ± 7.95 kgf´cm, 4.43 ± 6.90 in.´lbf)
0.78 ± 1.37 N´m (7.95 ± 13.97 kgf´cm, 6.90 ± 12.13 in.´lbf)
Differential preload adjusting shim thickness
Mark 1
Mark 2
Mark 3
Mark 4
Mark 50
Mark 51
Mark 52
Mark 53
Mark 54
Mark 55
Mark 56
Mark 57
Mark 58
Mark 59
Mark 60
Mark 61
Mark 62
Mark 63
Mark 64
Mark 65
Mark 66
Mark 67
Mark 68
Mark 69
Mark 70
Mark 19
Mark 20
±
Mark 22
Mark 23
1.80 mm (0.0709 in.)
1.83 mm (0.0720 in.)
1.86 mm (0.0732 in.)
1.89 mm (0.0744 in.)
1.92 mm (0.0756 in.)
1.94 mm (0.0764 in.)
1.96 mm (0.0772 in.)
1.98 mm (0.0780 in.)
2.00 mm (0.0787 in.)
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.)
2.37 mm (0.0933 in.)
2.40 mm (0.0945 in.)
2.43 mm (0.0957 in.)
2.46 mm (0.0969 in.)
Counter driven gear side bearing preload
(Starting torque)
(Turning torque 60 rpm)
New bearing:
3.81 ± 6.10 N´m (38.85 ± 62.20 kgf´cm, 33.72 ± 53.99 in.´lbf)
Reused bearing:
1.91 ± 3.03 N´m (19.48 ± 30.90 kgf´cm, 16.91 ± 26.82 in.´lbf)
3.29 ± 6.66 N´m (33.55 ± 67.91 kgf´cm, 29.12 ± 58.95 in.´lbf)
Page 600 of 1943

SS1HF±01
± SERVICE SPECIFICATIONSHYBRID TRANSAXLE
SS±25
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Oil pump cover x MG2 assembly5.55649 in.´lbf
Transaxle oil drain plug4949836
Hybrid transaxle assembly x Engine3333224
Coolant drain plug x MG1 assembly3940029
Screw plug x MG1 assembly12.71309
Screw plug x MG2 assembly24.525018
Filler plug x MG2 assembly3940029
MG1 assembly x MG2 assembly2525018
Sleeve bracket x MG1 assembly131309
Lock clamp x MG1 assembly5.45548 in.´lbf
Oil strainer x MG2 assembly5.55649 in.´lbf
Oil pan x MG2 assembly7.67767 in.´lbf
Parking shaft cover x MG2 assembly1313010
Motor water jacket cover x MG2 assembly5.55649
Housing tube x MG1 assembly1515211
Detent spring set bolt101007
Parking cover x MG2 assembly5.55649 in.´lbf
Oil pump cover x plug7.357565 in.´lbf
Wiring harness connector x MG2 assembly5.55649 in.´lbf
Wiring harness connector x MG1 assembly5.55649 in.´lbf
Water jacket union5051037
High±voltage cable set bolt (3 under power cable cover)1818313
High±voltage cable set bolt (3 outside)5.55649 in.´lbf
Power cable cover x MG1 assembly4.84842 in.´lbf
Mounting bracket x MG2 assembly5253038
Shift lever assembly x Steering column88071 in.´lbf
Differential case x Ring gear879064
Page 601 of 1943

SS13W±06
SS±26
± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
148 Author: Date:
2001 PRIUS (RM778U)
SUSPENSION AND AXLE
SERVICE DATA
Cold tire inflation
pressureTire size: P175/65R14 84S Front
Rear240 kPa (2.4 kgf/cm2, 35 psi)
230 kPa (2.3 kgf/cm2, 33 psi)
Vehicle height
P175/65R14Front*1
Rear*2191 mm (7.52 in.)
239 mm (9.41 in.)
Camber
Right±left error±0°26' ± 45' (±0.43° ± 0.75°)
45' (0.75°) or less
Front wheel
Caster
Right±left error1°02' ± 45' (1.03° ± 0.75°)
45' (0.75°) or less
Front wheel
alignmentSteering axis inclination
Right±left error9°52' ± 45' (9.87° ± 0.75°)
45' (0.75°) or less
Toe±in (total)
Rack end length difference0°06' ± 12' (0.1° ± 0.2°, 1 ± 2 mm, 0.04± 0.08 in.)
1.5 mm (0.059 in.) or less
Wheel angle
Inside wheel
Outside wheel: Reference
42°42' ± 2° (42.70° ± 2°)
35°54' (35.90°)
Rear wheel
Camber
Right±left error±1°30' ± 45' (±0.93° ± 0.75°)
45' (0.75°) or less
Rear wheel
alignmentToe±in (total)0°06' ± 20' (0.1° ± 0.33°)
1 ± 3.0 mm (0.04 ± 0.12 in.)
FtlAxle bearing backlash Maximum0.05 mm (0.0020 in.)Front axleAxle hub deviationMaximum0.07 mm (0.0028 in.)
Front drive shaftDrive shaft standard length LH
RH579.9 ± 5.0 mm (22.831 ± 0.197 in.)
836.9 ± 5.0 mm (32.949 ± 0.197 in.)
Ft iLower suspension arm ball joint turning torque1.0 ± 4.9 N´m (10 ± 50 kgf´cm, 8.7 ± 43 in.´lbf)Front suspensionStabilizer bar link ball joint turning torque0.05 ± 1.0 N´m (0.5 ± 10 kgf´cm, 0.4 ± 8.7 in.´lbf)
RlAxle bearing backlash Maximum0.05 mm (0.0020 in.)Rear axleAxle hub deviationMaximum0.07 mm (0.0028 in.)
*1: Front measuring point
Measure the distance from the ground to the head center of the front side lower suspension arm mounting
bolt.
*2: Rear measuring point
Measure the distance from the ground to the center of the rear axle beam mounting bolt.
Page 602 of 1943

SS04X±12
± SERVICE SPECIFICATIONSSUSPENSION AND AXLE
SS±27
2001 PRIUS (RM778U)
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
FRONT AXLE
Hub nut1031,05076
Tie rod end lock nut7475055
Steering knuckle x Shock absorber1531,56011 3
Steering knuckle x Brake caliper1071,09079
Steering knuckle x Tie rod end4950036
Axle hub x Drive shaft2162,200159
Lower ball joint x Lower suspension arm1421,450105
Lower ball joint x Steering knuckle1031,05076
Steering knuckle x Dust cover8.38574 in.´lbf
ABS speed sensor set bolt8.08271 in.´lbf
FRONT SUSPENSION
Suspension support x Body3940029
Suspension support x Piston rod4747534
Flexible hose x Shock absorber2930022
ABS speed sensor wire harness x Shock absorber5.45548 in.´lbf
Lower suspension arm set bolt1371,397101
Suspension member set bolt Front side
Rear side11 3
1571,152
1,60083
11 6
Torque rod x Suspension member1001,03074
Stabilizer bar bracket x Suspension member1919414
Stabilizer bar link set nut7475555
REAR AXLE
Hub nut1031,05076
Axle hub set bolt5252538
REAR SUSPENSION
Shock absorber x Axle Beam8081659
ABS speed sensor wire harness x Axle Beam5.45548 in.´lbf
Spring bracket x Body8081659
Shock absorber center nut5657141
Parking brake cable set bolt5.45548 in.´lbf
Toe control link x Body9091866
Toe control link x Axle beam9091866
Stabilizer bar set bolt1491,51911 0