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Home >> Lexus >> 2017 >> IS 350 Base, RWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System (Aa81E) (Service Specifications) >> Aa81E Automatic Transmission / Transaxle >> Torque Specifications [10/2017 - 09/2020] >> Torque Specifications [10/2017 - 09/2020]
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Torque Specifications [10/2017 - 09/2020]

AUTOMATIC TRANSMISSION FLUID

Part Tightened N*m kgf*cm ft.*lbf
Automatic transmission assembly x Drain plug 20 N*m (  204 kgf*cm,  15 ft.*lbf) 
Automatic transmission assembly x Overflow plug 20 N*m (  204 kgf*cm,  15 ft.*lbf) 
Automatic transmission assembly x Refill plug 39.2 N*m (  400 kgf*cm,  29 ft.*lbf) 
SPEED SENSOR

Part Tightened N*m kgf*cm in.*lbf
Transmission revolution sensor SP2 x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,  48 in.*lbf) 
Transmission revolution sensor NT x Automatic transmission case sub-assembly 6.8 N*m (  69 kgf*cm,  60 in.*lbf) 
Transmission revolution sensor NC3 x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,  48 in.*lbf) 
TRANSMISSION WIRE

Part Tightened N*m kgf*cm in.*lbf
Transmission wire x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,  48 in.*lbf) 
VALVE BODY ASSEMBLY (FOR 2GR-FKS)

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Automatic transmission assembly x Drain plug 20 N*m (  204 kgf*cm,  15 ft.*lbf)   
Oil pressure switch x Transmission valve body assembly 4.5 N*m (  46 kgf*cm,    40 in.*lbf) 
Shift solenoid valve SR x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Solenoid lock plate x Transmission valve body assembly 6.4 N*m (  65 kgf*cm,    57 in.*lbf) 
Shift solenoid valve SL x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Transmissionvalve body assembly x Automatic transmission case sub-assembly 11 N*m (  112 kgf*cm,  8 ft.*lbf)   
Detent spring x Transmissionvalve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
ATF temperature sensor x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Valve body oil strainer assembly x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Automatic transmission oil pan sub-assembly x Automatic transmission case sub-assembly 7.4 N*m (  75 kgf*cm,    65 in.*lbf) 
No. 1 exhaust pipe support bracket sub-assembly x Automatic transmission assembly Bolt A 43 N*m (  438 kgf*cm,  32 ft.*lbf)   
Bolt B 39 N*m (  398 kgf*cm,  29 ft.*lbf)   
VALVE BODY ASSEMBLY (FOR 8AR-FTS)

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Automatic transmission assembly x Drain plug 20 N*m (  204 kgf*cm,  15 ft.*lbf)   
Electromagnetic oil pump x Transmission valve body assembly 6.4 N*m (  65 kgf*cm,    57 in.*lbf) 
Solenoid lock plate x Transmission valve body assembly 6.4 N*m (  65 kgf*cm,    57 in.*lbf) 
Solenoid (SC2) valve x Transmission valve body assembly 6.4 N*m (  65 kgf*cm,    57 in.*lbf) 
Solenoid (SC1) valve x Transmission valve body assembly 6.4 N*m (  65 kgf*cm,    57 in.*lbf) 
Transmission valve body assembly x Automatic transmission case sub-assembly 11 N*m (  112 kgf*cm,  8 ft.*lbf)   
Detent spring x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
ATF temperature sensor x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Valve body oil strainer assembly x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Automatic transmission oil pan sub-assembly x Automatic transmission case sub-assembly 7.4 N*m (  75 kgf*cm,    65 in.*lbf) 
PARK/NEUTRAL POSITION SWITCH

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Automatic transmission assembly x Park/neutral position switch assembly 12.8 N*m (  131 kgf*cm,  9 ft.*lbf)   
Automatic transmission assembly x Transmission control shaft lever RH 15.7 N*m (  160 kgf*cm,  12 ft.*lbf)   
Park/neutral position switch assembly x Lock nut 6.9 N*m (  70 kgf*cm,    61 in.*lbf) 
SHIFT LEVER

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Lever of the transmission floor shift assembly x Nut 12.8 N*m (  131 kgf*cm,  9 ft.*lbf)   
Console panel sub-assembly x Shift position indicator 1.6 N*m (  16 kgf*cm,    14 in.*lbf) 
Transmission floor shift assembly x Body 8.3 N*m (  85 kgf*cm,    73 in.*lbf) 
SHIFT PADDLE SWITCH

Part Tightened N*m kgf*cm in.*lbf
Steering wheel assembly x Shift paddle switch (transmission shift switch assembly) 1.7 N*m (  17 kgf*cm,  15 in.*lbf) 
AUTOMATIC TRANSMISSION REAR OIL SEAL

Part Tightened N*m kgf*cm ft.*lbf
Automatic transmission flange yoke assembly lock nut 135 N*m (  1377 kgf*cm,  100 ft.*lbf) 
AUTOMATIC TRANSMISSION ASSEMBLY (FOR 2GR-FKS)

Part Tightened N*m kgf*cm ft.*lbf
Automatic transmission assembly x Rear engine mounting bracket 40 N*m (  408 kgf*cm,  30 ft.*lbf) 
Automatic transmission assembly x Engine assembly Bolt A
Bolt Length 43 mm (1.69 in.)
37 N*m (  377 kgf*cm,  27 ft.*lbf) 
Bolt B
Bolt Length 50 mm (1.97 in.)
71 N*m (  724 kgf*cm,  52 ft.*lbf) 
Bolt C
Bolt Length 70 mm (2.76 in.)
71 N*m (  724 kgf*cm,  52 ft.*lbf) 
Automatic transmission assembly x Hose clamp 20 N*m (  204 kgf*cm,  15 ft.*lbf) 
Automatic transmission assembly x Wire harness clamp 10 N*m (  102 kgf*cm,  7 ft.*lbf) 
Automatic transmission assembly x No. 2 earth wire 13 N*m (  133 kgf*cm,  10 ft.*lbf) 
Rear engine mounting member x Body 34.7 N*m (  354 kgf*cm,  26 ft.*lbf) 
Automatic transmission assembly x Rear engine mounting member 13 N*m (  133 kgf*cm,  10 ft.*lbf) 
Lever of the lower shift lever assembly x Nut 12.8 N*m (  131 kgf*cm,  9 ft.*lbf) 
Drive plate and torque converter assembly setting bolt x Torque converter assembly 41 N*m (  418 kgf*cm,  30 ft.*lbf) 
AUTOMATIC TRANSMISSION ASSEMBLY (FOR 8AR-FTS)

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Automatic transmission assembly x Engine assembly Bolt A
Bolt Length 70 mm (2.76 in.)
71 N*m (  724 kgf*cm,  52 ft.*lbf)   
Bolt B
Bolt Length 50 mm (1.97 in.)
71 N*m (  724 kgf*cm,  52 ft.*lbf)   
Bolt C
Bolt Length 43 mm (1.69 in.)
37 N*m (  377 kgf*cm,  27 ft.*lbf)   
Drive plate and torque converter assembly setting bolt x Torque converter assembly 41 N*m (  418 kgf*cm,  30 ft.*lbf)   
No. 1 air tube x No. 1 air hose 6.3 N*m (  64 kgf*cm,    56 in.*lbf) 
No. 1 air tube x Intercooler Assembly 6.3 N*m (  64 kgf*cm,    56 in.*lbf) 
No. 1 air tube x Engine assembly 21 N*m (  214 kgf*cm,  15 ft.*lbf)   
Wire harness clamp bracket x Automatic transmission assembly 21 N*m (  214 kgf*cm,  15 ft.*lbf)   
Wire harness x Automatic transmission assembly Bolt 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Nut 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Transmission insulator x Automatic transmission assembly 8.0 N*m (  82 kgf*cm,    71 in.*lbf) 
AUTOMATIC TRANSMISSION UNIT

Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Automatic transmission flange yoke assembly lock nut 135 N*m (  1377 kgf*cm,  100 ft.*lbf)   
Oil pump assembly x Automatic transmission case sub-assembly 21.1 N*m (  215 kgf*cm,  16 ft.*lbf)   
Parking lock pawl bracket x Automatic transmission case sub-assembly 18 N*m (  184 kgf*cm,  13 ft.*lbf)   
Automatic transmission case plug x Automatic transmission case sub-assembly 80 N*m (  816 kgf*cm,  59 ft.*lbf)   
Transmission revolution sensor NT x Automatic transmission case sub-assembly 6.8 N*m (  69 kgf*cm,    60 in.*lbf) 
Transmission revolution sensor SP2 x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,    48 in.*lbf) 
Transmission revolution sensor NC3 x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,    48 in.*lbf) 
Valve body wire harness clamp x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,    48 in.*lbf) 
Transmission wire x Automatic transmission case sub-assembly 5.4 N*m (  55 kgf*cm,    48 in.*lbf) 
Transmission valve body assembly x Automatic transmission case sub-assembly 11 N*m (  112 kgf*cm,  8 ft.*lbf)   
Detent spring x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
ATF temperature sensor x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Valve body oil strainer assembly x Transmission valve body assembly 10 N*m (  102 kgf*cm,  7 ft.*lbf)   
Automatic transmission oil pan sub-assembly x Automatic transmission case sub-assembly 7.4 N*m (  75 kgf*cm,    65 in.*lbf) 
Transmission oil cooler x Automatic transmission case sub-assembly 21 N*m (  214 kgf*cm,  15 ft.*lbf)   
Park/neutral position switch assembly x Lock nut 6.9 N*m (  70 kgf*cm,    61 in.*lbf) 
Automatic transmission assembly x Park/neutral position switch assembly 12.8 N*m (  131 kgf*cm,  9 ft.*lbf)   
Automatic transmission assembly x Transmission control shaft lever RH 15.7 N*m (  160 kgf*cm,  12 ft.*lbf)   
OIL PUMP

Part Tightened N*m kgf*cm ft.*lbf
Stator shaft piston x Stator shaft assembly 11 N*m (  112 kgf*cm,  8 ft.*lbf) 
KICK DOWN SWITCH

Part Tightened N*m kgf*cm in.*lbf
Kick down switch assembly x Body 5.5 N*m (  56 kgf*cm,  49 in.*lbf)