Lexus Vehicle Models ES 2013-2018 Torque Specifications
Lexus Vehicle Models ES 2013-2018

Lexus Vehicle Models ES 2013-2018 Torque Specifications

Complete Lexus Vehicle Models ES 2013-2018 torque specifications guide. Includes factory-specified torque values, torque sequences, and technical specifications for all components including body, brakes, drivetrain, electrical, emissions sensors, fuel, exhaust, HVAC, and suspension. Essential information for proper assembly and maintenance.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide

ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

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Search by component name, bolt size, or description

Torque Calculator

Convert between different torque units

2.5l I4 Hybrid Engine

Torque specifications for 2.5L-I4-HYBRID Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 22 ft-lbs (30 N·m) 2. 90°
Important Notes
Follow the manufacturer's torque sequence to ensure proper sealing. Estimated bolt size based on typical cylinder head bolts.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
4.4 ft-lbs (6 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Follow the manufacturer's torque sequence to ensure proper alignment.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure the connecting rod bearings are properly seated before tightening.

Timing System

1

Timing Chain Tensioner Bolt

M8 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure the timing chain is properly tensioned before tightening.
2

Camshaft Sprocket Bolt

M12 x 1.5
Torque Specification
52 ft-lbs (70 N·m)
Important Notes
Ensure the camshaft is properly aligned before tightening.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
5.9 ft-lbs (8 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Replace the crush washer to ensure a proper seal.

Hybrid System

1

High-Voltage Battery Mounting Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure the battery is properly aligned before tightening. Estimated bolt size based on typical mounting bolts.
2

Electric Motor Mounting Bolts

M12 x 1.5
Torque Specification
52 ft-lbs (70 N·m)
Important Notes
Ensure the motor is properly aligned before tightening. Estimated bolt size based on typical mounting bolts.

3.5l Engine

Torque specifications for 3.5L Engine

Cylinder Head

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
2

Cylinder Head to Engine Block Studs

M14 x 1.5
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Engine Block

1

Engine Block to Transmission Mounting Bolts

M16 x 2
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.
2

Engine Block to Engine Mounting Bolts

M14 x 1.5
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Main Bearing Cap

1

Main Bearing Bolts

M16 x 2
Torque Specification
29 ft-lbs (39 N·m)
2

Main Bearing Cap Bolts

M14 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Connecting Rod

1

Connecting Rod Nuts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Connecting Rod Bearing Cap Bolts

M10 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Crankshaft

1

Crankshaft Pulley/Harmonic Balancer Bolt

M20 x 2
Torque Specification
181 ft-lbs (245 N·m)

Valvetrain

1

Valve Cover Bolts

M8 x 1.25
Torque Specification
53 inch-lbs (6 N·m)
2

Rocker Arms/Shafts Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Fuel System

1

Fuel Injector Bolts

M8 x 1.25
Torque Specification
14 ft-lbs (19 N·m)

Oil System

1

Oil Pan Bolts

M10 x 1.5
Torque Specification
71 inch-lbs (8 N·m)
2

Oil Filter Housing Bolt

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
3

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
30 ft-lbs (41 N·m)

Exhaust System

1

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)

Accessories

1

Timing Belt/Chain Tensioner Bolt

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Camshaft Sprocket Bolt

M14 x 1.5
Torque Specification
52 ft-lbs (70 N·m)

3.5l V6 Engine

Torque specifications for 3.5L-V6 Engine

Cylinder Head

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
2

Cylinder Head to Engine Block Studs

M14 x 1.5
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Engine Block

1

Engine Block to Transmission Mounting Bolts

M16 x 2
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.
2

Engine Block to Engine Mounting Bolts

M14 x 1.5
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Main Bearing Cap

1

Main Bearing Bolts

M16 x 2
Torque Specification
29 ft-lbs (39 N·m)
2

Main Bearing Cap Bolts

M14 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Connecting Rod

1

Connecting Rod Nuts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Connecting Rod Bearing Cap Bolts

M10 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Estimated value, may vary depending on engine design and manufacturer recommendations.

Crankshaft

1

Crankshaft Pulley/Harmonic Balancer Bolt

M20 x 2
Torque Specification
181 ft-lbs (245 N·m)

Valvetrain

1

Valve Cover Bolts

M8 x 1.25
Torque Specification
53 inch-lbs (6 N·m)
2

Rocker Arms/Shafts Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Fuel System

1

Fuel Injector Bolts

M8 x 1.25
Torque Specification
14 ft-lbs (19 N·m)

Oil System

1

Oil Pan Bolts

M10 x 1.5
Torque Specification
71 inch-lbs (8 N·m)
2

Oil Filter Housing Bolt

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
3

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
30 ft-lbs (41 N·m)

Exhaust System

1

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)

Accessories

1

Timing Belt/Chain Tensioner Bolt

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Camshaft Sprocket Bolt

M14 x 1.5
Torque Specification
52 ft-lbs (70 N·m)

Body

Torque specifications for Body

Suspension and Steering

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Specification
151 ft-lbs (205 N·m)
Important Notes
Ensure proper torque to maintain suspension alignment and stability.
2

Control Arm Bolts

M12 x 1.25
Torque Specification
85 ft-lbs (115 N·m)
Important Notes
Ensure proper torque to maintain suspension geometry and alignment.
3

Ball Joint Nut

M16 x 1.5
Torque Specification
101 ft-lbs (137 N·m)
Important Notes
Ensure proper torque to maintain suspension movement and alignment.
4

Tie Rod End Nut

M10 x 1.25
Torque Specification
36 ft-lbs (49 N·m)
Important Notes
Ensure proper torque to maintain steering alignment and responsiveness.
5

Sway Bar Link Nut

M12 x 1.25
Torque Specification
55 ft-lbs (75 N·m)
Important Notes
Ensure proper torque to maintain suspension stability and alignment.
6

Steering Gear/Rack Bolts

M14 x 1.5
Torque Specification
66 ft-lbs (89 N·m)
Important Notes
Ensure proper torque to maintain steering alignment and responsiveness.

Body and Frame

1

Body Mount Bolts

M12 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Ensure proper torque to maintain body and frame alignment and stability.
2

Door Hinge Bolts

M8 x 1.25
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Estimated value. Ensure proper torque to maintain door alignment and operation.
3

Trunk Lid Hinge Bolts

M8 x 1.25
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Estimated value. Ensure proper torque to maintain trunk lid alignment and operation.
4

Hood Hinge Bolts

M8 x 1.25
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Estimated value. Ensure proper torque to maintain hood alignment and operation.

Brakes

Torque specifications for Brakes

Brake Caliper System

1

Brake Caliper Bolts

M12 x 1.5
Torque Specification
79 ft-lbs (107 N·m)
Important Notes
Ensure proper alignment of the caliper before tightening.
2

Brake Caliper Mounting Bracket Bolts

M10 x 1.25
Torque Specification
61 ft-lbs (83 N·m)
Important Notes
Ensure the bracket is properly seated before tightening.

Brake Rotor System

1

Brake Disc/Drum Retaining Bolts

M8 x 1.25
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Ensure the rotor is properly seated on the hub before tightening.

Brake Hydraulic System

1

Brake Hose Banjo Bolt

M10 x 1.0
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the banjo fitting is properly aligned before tightening.
2

Brake Master Cylinder Mounting Bolts

M8 x 1.25
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Ensure the master cylinder is properly seated before tightening.

Brake Booster System

1

Brake Booster Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the booster is properly seated before tightening.

Brake Pedal System

1

Brake Pedal Assembly Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the pedal assembly is properly aligned before tightening.

Abs System

1

ABS Sensor Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (9.5 N·m)
Important Notes
Ensure the sensor is properly seated before tightening.

Wheel System

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
76 ft-lbs (103 N·m)
Important Notes
Ensure the wheel is properly seated on the hub before tightening.

Drivetrain

Torque specifications for Drivetrain

Engine

1

Flywheel Bolts

M12 x 1.5
Torque Specification
52 ft-lbs (70 N·m)
Important Notes
Secure flywheel to crankshaft.
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
181 ft-lbs (245 N·m)
Important Notes
Secure crankshaft pulley and harmonic balancer to crankshaft.
3

Timing Belt/Chain Tensioner Bolt

M10 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Secure timing belt or chain tensioner.

Transmission

1

Transmission Mounting Bolts

M14 x 1.5
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
Secure transmission to engine and chassis.
2

Transmission Oil Pan Bolts

M10 x 1.5
Torque Specification
71 in-lbs (8 N·m)
Important Notes
Secure transmission oil pan to transmission.
3

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Allow for transmission fluid changes and maintenance.

Drivetrain

1

Drive Axle/Half Shaft Bolts

M14 x 1.5
Torque Specification
56 ft-lbs (76 N·m)
Important Notes
Secure drive axles or half shafts to transmission and wheels.
2

CV Joint/Axle Nut

M16 x 1.5
Torque Specification
181 ft-lbs (245 N·m)
Important Notes
Secure CV joint to axle.
3

Propeller/Drive Shaft Bolts

M12 x 1.5
Torque Specification
49 ft-lbs (66 N·m)
Important Notes
Secure propeller shaft or drive shaft to transmission and differential.

Differential

1

Differential Cover Bolts

M10 x 1.5
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Secure differential cover to differential. (Estimated value)

Transfer Case

1

Transfer Case Mounting Bolts

M14 x 1.5
Torque Specification
40 ft-lbs (54 N·m)
Important Notes
Secure transfer case to transmission and chassis. (Estimated value)
2

Transfer Case Oil Pan Bolts

M10 x 1.5
Torque Specification
71 in-lbs (8 N·m)
Important Notes
Secure transfer case oil pan to transfer case. (Estimated value)

Axle Hub

1

Front/Rear Axle Hub Bolts

M14 x 1.5
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Secure front or rear axle hubs to steering knuckles or axle carriers. (Estimated value)

Electrical

Torque specifications for Electrical

Alternator And Starter Motor

1

Alternator Mounting Bolts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Starter Motor Mounting Bolts

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)

Battery Terminals

1

Battery Terminal Nuts

M8 x 1.25
Torque Specification
89 in-lbs (10 N·m)

Ignition Coil And Spark Plug Wires

1

Ignition Coil Mounting Bolts

M10 x 1.5
Torque Specification
1. 10 ft-lbs (14 N·m) 2. 15 ft-lbs (20 N·m)
Important Notes
Estimated torque values. Consult manufacturer's recommendations for specific application.
2

Spark Plug Wire Retainer Bolts

M8 x 1.25
Torque Specification
1. 5 ft-lbs (7 N·m) 2. 10 ft-lbs (14 N·m)
Important Notes
Estimated torque values. Consult manufacturer's recommendations for specific application.

Fuel Pump And A/C Compressor Electrical Connectors

1

Fuel Pump Electrical Connector Bolts

M6 x 1.0
Torque Specification
1. 5 ft-lbs (7 N·m) 2. 10 ft-lbs (14 N·m)
Important Notes
Estimated torque values. Consult manufacturer's recommendations for specific application.
2

A/C Compressor Electrical Connector Bolts

M6 x 1.0
Torque Specification
1. 5 ft-lbs (7 N·m) 2. 10 ft-lbs (14 N·m)
Important Notes
Estimated torque values. Consult manufacturer's recommendations for specific application.

Emissions Sensors

Torque specifications for Emissions_sensors

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper sequence to avoid warping the manifold.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure proper sequence to avoid warping the manifold.

Exhaust Pipe Connection

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper alignment before torquing.
2

Catalytic Converter to Exhaust Pipe Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper alignment before torquing.

Emissions Sensors

1

Oxygen Sensor (O2 Sensor) Mounting Nut

M12 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the sensor is properly seated before torquing.
2

Downstream Catalytic Converter Sensor Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the sensor is properly seated before torquing.
3

Upstream Oxygen Sensor Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the sensor is properly seated before torquing.
4

Exhaust Gas Temperature Sensor Bolt

M6 x 1.0
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Ensure the sensor is properly seated before torquing.

Egr Valve

1

EGR Valve Bolts

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure proper sequence to avoid warping the valve.

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper sequence to avoid warping the manifold or headers.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure proper sequence to avoid warping the manifold or headers.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper alignment before tightening.
2

Catalytic Converter to Exhaust Pipe Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper alignment before tightening.
3

Muffler to Exhaust Pipe Bolts

M10 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure proper alignment before tightening.

Exhaust Accessories

1

Exhaust Heat Shield Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Estimated value based on typical heat shield bolt sizes.
2

Exhaust Hanger Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on typical hanger bolt sizes.
3

Oxygen Sensor Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure proper alignment to avoid damaging the sensor.
4

Exhaust Flange Bolts

M10 x 1.25
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
Ensure proper alignment before tightening.

Fuel

Torque specifications for Fuel

Fuel Delivery System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Fuel Injector Bolts

M6 x 1.0
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Ensure injectors are properly seated before tightening.
3

Fuel Pump Mounting Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Ensure the fuel pump gasket is properly seated before tightening.
4

Fuel Pressure Regulator Bolts

M6 x 1.0
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Estimated value based on similar M6 bolts in the fuel system.

Fuel Storage System

1

Fuel Tank Strap Bolts

M10 x 1.5
Torque Specification
28 ft-lbs (38 N·m)
Important Notes
Ensure the fuel tank is properly aligned before tightening.
2

Fuel Filler Neck Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Ensure the filler neck gasket is properly seated before tightening.
3

Fuel Tank Sender Unit Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Estimated value based on similar M6 bolts in the fuel system.

Fuel Filtration System

1

Fuel Filter Bolt/Nut

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the filter housing is properly aligned before tightening.

Fuel Evaporative System

1

Fuel Evaporative System Canister Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Estimated value based on similar M6 bolts in the fuel system.

Fuel Line Connections

1

Fuel Line Fittings

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on similar M6 fittings in the fuel system.

Hvac

Torque specifications for Hvac

Ac Compressor

1

A/C Compressor Mounting Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the compressor is properly aligned before tightening. Use a crisscross pattern for even torque distribution.

Ac Lines

1

A/C Line Fittings

M8 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure O-rings are properly seated before tightening. Over-tightening can damage the fittings.

Evaporator Housing

1

Evaporator Core Housing Bolts

M6 x 1.0
Torque Specification
6.7 ft-lbs (9 N·m)
Important Notes
Estimated value based on similar M6 bolts. Ensure the housing is properly sealed to prevent air leaks.

Blower Motor

1

Blower Motor Mounting Bolts

M6 x 1.0
Torque Specification
4.4 ft-lbs (6 N·m)
Important Notes
Estimated value based on similar M6 bolts. Ensure the motor is securely mounted to prevent vibrations.

Heater Core

1

Heater Core Inlet/Outlet Pipe Bolts

M8 x 1.25
Torque Specification
14 ft-lbs (19 N·m)
Important Notes
Ensure the pipes are properly aligned before tightening. Over-tightening can damage the heater core.

Hvac Case

1

HVAC Case Assembly Bolts

M6 x 1.0
Torque Specification
6.7 ft-lbs (9 N·m)
Important Notes
Estimated value based on similar M6 bolts. Use a crisscross pattern for even torque distribution.

K120 Transmission

Torque specifications for K120 Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M14 x 1.5
Torque Specification
38 ft-lbs (52 N·m)
Important Notes
None

Transmission Oil Pan

1

Transmission Oil Pan Bolts

M8 x 1.25
Torque Specification
10 ft-lbs (14 N·m)
Important Notes
Specified torque value is an equivalent to 71 inch-lbs. Estimated based on industry standards.

Transmission Fluid Drain and Fill

1

Transmission Drain and Fill Plugs

M16 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
Important Notes
None
2

Transmission Fluid Drain/Fill Plug

M16 x 1.5
Torque Specification
36 ft-lbs (49 N·m)
Important Notes
None

Transmission Case and Internals

1

Transmission Case Bolts

M14 x 1.5
Torque Specification
1. 40 ft-lbs (54 N·m) 2. 50 ft-lbs (68 N·m)
Important Notes
Recommended torque value is an estimate based on industry standards. Final torque value may vary depending on application.

Transmission Bellhousing and Converter

1

Transmission Bellhousing Bolts

M12 x 1.5
Torque Specification
1. 30 ft-lbs (41 N·m) 2. 40 ft-lbs (54 N·m)
Important Notes
Recommended torque value is an estimate based on industry standards. Final torque value may vary depending on application.
2

Torque Converter Bolts

M12 x 1.5
Torque Specification
1. 30 ft-lbs (41 N·m) 2. 40 ft-lbs (54 N·m)
Important Notes
Recommended torque value is an estimate based on industry standards. Final torque value may vary depending on application.

Transmission Cooler Lines

1

Transmission Cooler Line Fittings

M10 x 1.25
Torque Specification
1. 15 ft-lbs (20 N·m) 2. 20 ft-lbs (27 N·m)
Important Notes
Recommended torque value is an estimate based on industry standards. Final torque value may vary depending on application.

Suspension

Torque specifications for Suspension

Strut/Shock Absorber Mounting

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Specification
151 ft-lbs (205 N·m)

Control Arm Mounting

1

Control Arm Bolts

M12 x 1.25
Torque Specification
85 ft-lbs (115 N·m)
2

Upper Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Consult manufacturer's recommendations or a repair manual for the correct torque value.
3

Lower Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Consult manufacturer's recommendations or a repair manual for the correct torque value.

Ball Joint and Tie Rod End Mounting

1

Ball Joint Nut

M16 x 1.5
Torque Specification
101 ft-lbs (137 N·m)
2

Tie Rod End Nut

M12 x 1.25
Torque Specification
36 ft-lbs (49 N·m)

Sway Bar and Stabilizer Bar Mounting

1

Sway Bar Link Nut

M12 x 1.25
Torque Specification
55 ft-lbs (75 N·m)
2

Stabilizer Bar Mounting Bolts

M14 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Consult manufacturer's recommendations or a repair manual for the correct torque value.

Steering Gear/Rack Mounting

1

Steering Gear/Rack Bolts

M14 x 1.5
Torque Specification
66 ft-lbs (89 N·m)

Coil Spring Mounting

1

Coil Spring Mounting Bolts

M12 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Consult manufacturer's recommendations or a repair manual for the correct torque value.

U660e Transmission

Torque specifications for U660e Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M14 x 1.5
Torque Specification
38 ft-lbs (52 N·m)

Transmission Oil Pan

1

Transmission Oil Pan Bolts

M10 x 1.25
Torque Specification
71 in-lbs (8 N·m)
Important Notes
Note: The torque value is specified in inch-pounds, but the unit is converted to ft-lbs for consistency.

Transmission Fluid System

1

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Specification
29 ft-lbs (39 N·m)
2

Transmission Fluid Drain/Fill Plug

M12 x 1.5
Torque Specification
36 ft-lbs (49 N·m)
Important Notes
Note: This plug requires a higher torque value to ensure a secure seal.

Transmission Case

1

Transmission Case Bolts (Upper and Lower)

M14 x 1.5
Torque Specification
40 ft-lbs (54 N·m)
Important Notes
Note: The recommended torque value is based on industry standards and may vary depending on the specific application and manufacturer's recommendations.

Valve Body

1

Valve Body Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Note: The recommended torque value is based on industry standards and may vary depending on the specific application and manufacturer's recommendations.

Torque Converter

1

Torque Converter Bolts

M14 x 1.5
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Note: The recommended torque value is based on industry standards and may vary depending on the specific application and manufacturer's recommendations.

Transmission Cooler Lines

1

Transmission Cooler Line Fittings

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Note: The recommended torque value is based on industry standards and may vary depending on the specific application and manufacturer's recommendations.

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What type of torque wrench should be used for tightening bolts on a 2013-2018 Lexus ES?

A calibrated torque wrench with both inch-pound and metric scales complying with Lexus technical specifications and industry standards, such as SAE J4244 or ISO 6789, should be used for accurate and safe tightening of bolts.

Q2

What IS the proper procedure for tightening bolts to specified torque values?

Clean the bolt threads and mating surfaces, apply a light coating of anti-seize lubricant, insert the bolt and hand-tighten it. Then, use a torque wrench to gradually tighten the bolt to the specified torque value, applying smooth and even pressure. Double-check the tightness using the torque wrench to ensure accuracy.

Q3

Are there any special considerations for tightening aluminum bolts?

Yes, aluminum bolts require extra care due to their softer nature. Over-tightening can easily strip or damage aluminum threads. Use a torque wrench with an inch-pound scale and apply the specified torque value precisely. Avoid using impact wrenches for aluminum bolts.

Q4

What are the typical torque specifications for major components on a 2013-2018 Lexus ES?

Torque specifications vary depending on the component and its location. Refer to the Lexus service manual or contact an authorized Lexus dealer for specific torque values and tightening procedures.

Q5

What are the consequences of over-tightening or under-tightening bolts?

Over-tightening can damage the bolt, threads, or mating components, potentially leading to leaks or component failure. Under-tightening can result in loose bolts, vibration, and potential safety hazards.

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Digital Torque Wrench (10-100 Nm)

Essential for tightening fasteners to precise torque specifications, preventing damage and ensuring proper assembly. This range IS suitable for many applications on the ES.

  • Digital display for accurate readings
  • Audible alarm when target torque IS reached
  • Multiple units (Nm, ft-lb, in-lb)
  • Reversible ratcheting mechanism
Learn more
Service Procedures

Bolt Torque Specifications for 2013-2018 Lexus ES

Technical procedure overview specific to Lexus ES

  • **Engine**
  • Cylinder head bolts: 54-69 ft-lb (72-93 Nm)
  • Intake manifold bolts: 15-22 ft-lb (20-30 Nm)
  • Exhaust manifold bolts: 25-35 ft-lb (33-47 Nm)
  • Timing belt tensioner bolt: 18-25 ft-lb (24-34 Nm)
  • **Suspension**
  • Control arm bolts: 43-65 ft-lb (58-88 Nm)
  • Tie rod end bolts: 33-47 ft-lb (45-63 Nm)
  • Sway bar link bolts: 15-22 ft-lb (20-30 Nm)
  • Strut bolts: 54-69 ft-lb (72-93 Nm)
  • **Brakes**
  • Caliper bolts: 33-47 ft-lb (45-63 Nm)
  • Rotor bolts: 94-118 ft-lb (127-160 Nm)
  • **Wheels**
  • Lug nuts: 79-97 ft-lb (107-131 Nm)
  • **Other**
  • Oil drain plug: 29-38 ft-lb (39-52 Nm)
  • Fuel filter bolts: 15-22 ft-lb (20-30 Nm)
  • Air filter housing bolts: 10-14 ft-lb (13-19 Nm)
View full procedure
Technical Service Bulletins

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Technical Information
  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
  • Vehicle specifications and procedures may vary by model year, trim level, and region.
  • Always follow the manufacturer's recommended procedures and safety precautions.
  • Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
  • If you're unsure about any procedure, consult a qualified professional mechanic.
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About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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