LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1998 >> SC 300 >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Torque Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Torque Specifications

TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
Accelerator Cable Bracket Nuts
GS400 13 (18)
Air Intake Chamber Bolts
ES300 32 (43)
LS400 & SC400 13 (18)
Air Intake Chamber Stay Bolts
ES300 21 (28)
GS300 21 (28)
Brake Booster Union Bolt 22 (30)
EGR Temperature Sensor 14 (19)
Engine Hanger Bolts
ES300 29 (39)
Fuel Line-To-Intake Manifold Bolt
ES300 14 (19)
Fuel Line Banjo Bolts 24 (33)
Fuel Line Flare Nut (1) 21 (28)
Fuel Pressure Pulsation Damper
GS300 31 (42)
GS400 & SC400 24-29 (33-39)
Fuel Rail Mounting Bolts
GS300 15 (21)
LS400 & SC400 13 (18)
SC300 & GS300 15 (21)
Fuel Rail Mounting Nuts
GS400 13 (18)
Fuel Tank Mounting Bolts 18 (25)
Generator Bracket Bolt/Nut 30 (40)
Heated Oxygen Sensor 31 (42)
Intake Air Connector Bolts/Nuts
GS300 & SC300 21 (28)
Intake Air Control Valve Nuts 10 (16)
Intake Manifold Bolts/Nuts
ES300 (2) 11 (15)
LS400 (3) 13 (18)
Knock Sensor 33 (45)
Fuel Pressure Pulsation Damper
GS300 29 (39)
SC300 31 (42)
Power Steering Pump Rear Stay 29 (39)
Starter Bolts
GS300 & SC300 27 (37)
Shift Cable-To-Control Lever Nut 11 (15)
Throttle Body Nuts
ES300 14 (19)
GS300 15 (21)
GS400, LS400 & SC400 13 (18)
Upper-To-Lower Intake Manifold Bolts/Nuts 13 (18)
Water Outlet Bolts
ES300 11 (15)
INCH Lbs. (N.m) 
Crankshaft Position Sensor Bolt
LS400 & SC400 57 (6.4)
EGR Valve & Pipe Nuts 106 (12)
Fuel Pump Protector 35 (3.9)
Fuel Pump-To-Tank Bolts 35 (3.9)
(1) Apply a light coat of engine oil before installation.
(2) Tighten in sequence. See Figure.
(3) Uniformly tighten in several passes.