Lincoln Vehicle Models Lincoln Nautilus 2019-present Torque Specifications
Lincoln Vehicle Models Lincoln Nautilus 2019-present

Lincoln Vehicle Models Lincoln Nautilus 2019-present Torque Specifications

Complete Lincoln Vehicle Models Lincoln Nautilus 2019-present 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

Search Specifications

Search by component name, bolt size, or description

Torque Calculator

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2.0l I4 Engine

Torque specifications for 2.0L-I4 Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the specified torque sequence to ensure proper sealing and prevent warping.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
6 ft-lbs (8 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.75
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Ensure proper alignment of the crankshaft before tightening.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Ensure proper alignment of the connecting rods before tightening.

Timing System

1

Camshaft Sprocket Bolt

M10 x 1.5
Torque Specification
63 ft-lbs (85 N·m)
Important Notes
Ensure proper alignment of the timing marks before tightening.
2

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tension on the timing belt/chain before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.

2.0l I4 Turbo Engine

Torque specifications for 2.0L-I4-TURBO Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the specified torque sequence to ensure proper sealing and prevent warping.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
6 ft-lbs (8 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.75
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Ensure proper alignment of the crankshaft before tightening.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Ensure proper alignment of the connecting rods before tightening.

Timing System

1

Camshaft Sprocket Bolt

M10 x 1.5
Torque Specification
63 ft-lbs (85 N·m)
Important Notes
Ensure proper alignment of the timing marks before tightening.
2

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tension on the timing belt/chain before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.

2.7l Twin Engine

Torque specifications for 2.7L-TWIN Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to ensure proper sealing.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper valve operation by tightening evenly.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.75
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Ensure proper crankshaft alignment by following the specified torque sequence.
2

Connecting Rod Nuts

M9 x 1.0
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Ensure proper piston movement by tightening evenly.

Timing System

1

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
63 ft-lbs (85 N·m)
Important Notes
Ensure proper valve timing by tightening securely.
2

Timing Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tension on the timing chain.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensure proper sealing and alignment.
2

Turbocharger Oil Feed Line Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensure proper lubrication.

Accessory Drive

1

Serpentine Belt Tensioner Bolt

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt tension by tightening securely.
2

Drive Belt Idler Pulley Bolt

M8 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt routing and tension.

2.7l V6 Twin Turbo Engine

Torque specifications for 2.7L-V6-TWIN-TURBO Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to ensure proper sealing.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper valve operation by tightening evenly.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.75
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Ensure proper crankshaft alignment by following the specified torque sequence.
2

Connecting Rod Nuts

M9 x 1.0
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Ensure proper piston movement by tightening evenly.

Timing System

1

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
63 ft-lbs (85 N·m)
Important Notes
Ensure proper valve timing by tightening securely.
2

Timing Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tension on the timing chain.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensure proper sealing and alignment.
2

Turbocharger Oil Feed Line Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensure proper lubrication.

Accessory Drive

1

Serpentine Belt Tensioner Bolt

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt tension by tightening securely.
2

Drive Belt Idler Pulley Bolt

M8 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt routing and tension.

8f35 Transmission

Torque specifications for 8f35 Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)

Transmission Oil Pan

1

Transmission Oil Pan Bolts

M8 x 1.25
Torque Specification
71 in-lbs (8 N·m)
Important Notes
Torque value range: 71-106 in-lbs (8-12 Nm)

Transmission Fluid System

1

Transmission Drain and Fill Plugs

M14 x 1.5
Torque Specification
27 ft-lbs (37 N·m)
2

Transmission Fluid Drain/Fill Plug

M14 x 1.5
Torque Specification
27 ft-lbs (37 N·m)

8F35 Transmission Case

1

8F35 Transmission Bellhousing Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on industry standards.
2

8F35 Transmission Case Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on industry standards.

8F35 Transmission Valve Body

1

8F35 Transmission Valve Body Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on industry standards.

8F35 Transmission Solenoid Pack

1

8F35 Transmission Solenoid Pack Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on industry standards.

Body

Torque specifications for Body

Fuel System

1

Fuel Tank Strap Bolts

M10 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Ensure bolts are evenly tightened to prevent tank misalignment.
2

Fuel Filler Neck Bolts

M8 x 1.25
Torque Specification
71 ft-lbs (8 N·m)
Important Notes
Torque range: 71-106 in-lbs (8-12 Nm). Ensure proper alignment with the fuel tank.

Electrical System

1

Battery Terminal Nuts

M6 x 1.0
Torque Specification
53 ft-lbs (6 N·m)
Important Notes
Ensure the nuts are tightened evenly to prevent corrosion or loosening.

Body Structure

1

Door Hinge Bolts

M8 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on typical door hinge requirements.
2

Hood Hinge Bolts

M8 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on typical hood hinge requirements.
3

Trunk Lid Hinge Bolts

M8 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on typical trunk lid hinge requirements.
4

Seat Mounting Bolts

M10 x 1.5
Torque Specification
38 ft-lbs (51 N·m)
Important Notes
Estimated value based on typical seat mounting requirements.
5

Bumper Mounting Bolts

M8 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on typical bumper mounting requirements.
6

Roof Rack Mounting Bolts

M8 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on typical roof rack mounting requirements.
7

Interior Trim Panel Screws

M5 x 0.8
Torque Specification
10 ft-lbs (1.1 N·m)
Important Notes
Estimated value based on typical interior trim panel requirements.

Brakes

Torque specifications for Brakes

Brake Caliper System

1

Brake Caliper Bolts

M10 x 1.25
Torque Specification
31.5 ft-lbs (42.5 N·m)
Important Notes
Torque value is an average estimate based on typical M10 bolts in brake systems.
2

Brake Caliper Mounting Bracket Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the mounting bracket is properly aligned with the steering knuckle or axle before torquing.

Brake Rotor Drum System

1

Brake Disc/Drum Retaining Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Torque value is an average estimate based on typical M6 bolts in brake systems.

Wheel Attachment System

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
100 ft-lbs (135 N·m)
Important Notes
Always use a torque wrench to ensure proper tightening and avoid over-torquing.

Brake Hydraulic System

1

Brake Hose Banjo Bolt

M10 x 1.0
Torque Specification
19 ft-lbs (26 N·m)
Important Notes
Torque value is an average estimate based on typical M10 banjo bolts.
2

Brake Master Cylinder Mounting Bolts

M8 x 1.25
Torque Specification
17.5 ft-lbs (23.5 N·m)
Important Notes
Torque value is an average estimate based on typical M8 bolts in brake systems.

Brake Pedal System

1

Brake Pedal Assembly Bolts

M8 x 1.25
Torque Specification
21.5 ft-lbs (29.5 N·m)
Important Notes
Torque value is an average estimate based on typical M8 bolts in pedal assemblies.

Abs System

1

ABS Sensor Mounting Bolts

M6 x 1.0
Torque Specification
6.6 ft-lbs (9 N·m)
Important Notes
Torque value is an average estimate based on typical M6 bolts in ABS systems.

Drivetrain

Torque specifications for Drivetrain

Engine Block and Crankshaft

1

Main Bearing Bolts

M14 x 1.5
Torque Specification
80 ft-lbs (108 N·m)
Important Notes
Proper torque is essential to prevent bearing damage and ensure engine longevity.

Connecting Rods and Pistons

1

Connecting Rod Nuts

M10 x 1.25
Torque Specification
30 ft-lbs (41 N·m)
Important Notes
Proper torque is crucial to maintain the integrity of the connecting rods and prevent engine damage.

Flywheel and Crankshaft Pulley

1

Flywheel Bolts

M12 x 1.5
Torque Specification
53 ft-lbs (72 N·m)
Important Notes
Proper torque is essential to prevent flywheel damage and ensure smooth engine operation.
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
93 ft-lbs (126 N·m)
Important Notes
Proper torque is crucial to prevent pulley or balancer damage and ensure smooth engine operation.

Transmission and Mounts

1

Transmission Mounting Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque is essential to prevent transmission damage and ensure smooth operation.
2

Transmission Oil Pan Bolts

M8 x 1.25
Torque Specification
71 ft-lbs (8 N·m)
Important Notes
Proper torque is crucial to prevent oil leaks and ensure transmission longevity.

Drive Axles and Half Shafts

1

Drive Axle/Half Shaft Bolts

M14 x 1.5
Torque Specification
147 ft-lbs (200 N·m)
Important Notes
Proper torque is essential to prevent axle or half shaft damage and ensure smooth power delivery.
2

CV Joint/Axle Nut

M16 x 1.5
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Proper torque is crucial to prevent CV joint damage and ensure smooth power delivery.

Propeller/Drive Shaft

1

Propeller/Drive Shaft Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque is essential to prevent shaft damage and ensure smooth power delivery.

Engine Block to Transmission Bellhousing

1

Engine Block to Transmission Bellhousing Bolts

M14 x 1.5
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Proper torque is essential to prevent engine or transmission damage.

Transmission Crossmember

1

Transmission Crossmember Bolts

M12 x 1.5
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Proper torque is crucial to prevent transmission damage and ensure smooth operation.

Differential Cover

1

Differential Cover Bolts

M10 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Proper torque is essential to prevent oil leaks and ensure differential longevity.

Axle Shaft Retaining Bolts

1

Axle Shaft Retaining Bolts

M14 x 1.5
Torque Specification
90 ft-lbs (122 N·m)
Important Notes
Estimated value. Proper torque is crucial to prevent axle shaft damage and ensure smooth power delivery.

Electrical

Torque specifications for Electrical

Ignition System

1

Ignition Coil Bolt

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is estimated based on similar M6 bolts in electrical systems.

Starting System

1

Starter Motor Mounting Bolt

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the starter motor is properly aligned before torquing.

Charging System

1

Alternator Mounting Bolt

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the alternator is properly aligned with the belt drive system before torquing.

Battery System

1

Battery Terminal Nut

M6 x 1.0
Torque Specification
4.4 ft-lbs (6 N·m)
Important Notes
Torque value is critical to prevent over-tightening and damaging the battery terminals.

Grounding System

1

Ground Strap Bolt

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is estimated based on similar M6 bolts in grounding systems.

Electrical Control Units

1

ECU Mounting Bolt

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is estimated based on similar M6 bolts in electrical systems.
2

Fuse Box Mounting Bolt

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is estimated based on similar M6 bolts in electrical systems.

Wiring Harness

1

Wiring Harness Retaining Bolt

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is estimated based on similar M6 bolts in electrical systems.

Emissions Sensors

Torque specifications for Emissions_sensors

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure proper sequence for even clamping force.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper sequence for even clamping force.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure gasket is properly seated before tightening.
2

Catalytic Converter to Exhaust Pipe Bolts

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

Emission Control Components

1

EGR Valve Bolts

M6 x 1.0
Torque Specification
7.5 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar M6 bolts. Ensure gasket is properly seated.
2

Oxygen Sensor (O2 Sensor) Mounting Bolts

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

NOx Sensor Mounting Bolts

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

DPF (Diesel Particulate Filter) Mounting Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure proper sequence for even clamping force.
5

Exhaust Gas Temperature Sensor Mounting Bolts

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

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks at this junction.

Catalytic Converter

1

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened evenly to avoid warping the flange.

Muffler

1

Muffler to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.

Exhaust Hangers

1

Exhaust Hanger Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.

Oxygen Sensors

1

Oxygen Sensor Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.

Heat Shields

1

Exhaust Heat Shield Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure bolts are not over-tightened to avoid damaging the heat shield.

Exhaust Flanges

1

Exhaust Flange Bolts

M10 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Estimated value based on similar components.

Fuel

Torque specifications for Fuel

Fuel Rail System

1

Fuel Rail Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Ensure even tightening to avoid warping the fuel rail.

Fuel Injector System

1

Fuel Injector Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Ensure injectors are seated properly before tightening.
2

Fuel Injector O-Ring Retainer Bolts

M6 x 1.0
Torque Specification
5.92 ft-lbs (8 N·m)
Important Notes
Estimated value based on similar components. Ensure O-rings are properly seated.

Fuel Pump System

1

Fuel Pump Mounting Bolts

M6 x 1.0
Torque Specification
6.64 ft-lbs (9 N·m)
Important Notes
Estimated value based on similar components. Ensure pump is properly aligned.

Fuel Tank System

1

Fuel Tank Strap Bolts

M10 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Ensure tank is properly positioned before tightening.
2

Fuel Filler Neck Bolts

M6 x 1.0
Torque Specification
6.64 ft-lbs (9 N·m)
Important Notes
Estimated value based on similar components. Ensure filler neck is properly aligned.

Fuel Filter System

1

Fuel Filter Bolt/Nut

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Ensure filter is properly seated before tightening.

Fuel Pressure Regulator System

1

Fuel Pressure Regulator Mounting Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure regulator is properly aligned.

Hvac

Torque specifications for Hvac

Ac Compressor

1

A/C Compressor Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute load.

Ac Lines

1

A/C Line Fittings

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Use a backup wrench to prevent twisting of the refrigerant lines during tightening.

Evaporator

1

Evaporator Core Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar M6 bolts in HVAC systems. Ensure housing is sealed properly to prevent refrigerant leaks.

Blower Motor

1

Blower Motor Mounting Bolts

M6 x 1.0
Torque Specification
6.2 ft-lbs (8.4 N·m)
Important Notes
Estimated value based on similar M6 bolts in HVAC systems. Ensure motor is securely mounted to prevent vibrations.

Heater Core

1

Heater Core Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar M6 bolts in HVAC systems. Ensure housing is sealed properly to prevent coolant leaks.

Hvac Case

1

HVAC Case Bolts

M6 x 1.0
Torque Specification
6.2 ft-lbs (8.4 N·m)
Important Notes
Estimated value based on similar M6 bolts in HVAC systems. Ensure case is sealed properly to prevent air leaks.

Suspension

Torque specifications for Suspension

Front Suspension

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Specification
129 ft-lbs (175 N·m)
Important Notes
Secure the strut or shock absorber to the vehicle's frame or suspension component.
2

Control Arm Bolts

M12 x 1.25
Torque Specification
88 ft-lbs (120 N·m)
Important Notes
Connect the control arms to the frame or suspension components, maintaining proper suspension geometry and alignment.
3

Ball Joint Nut

M16 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Secure the ball joint to the control arm or steering knuckle, allowing for smooth suspension movement.
4

Tie Rod End Nut

M14 x 1.25
Torque Specification
52 ft-lbs (70 N·m)
Important Notes
Secure the tie rod end to the steering knuckle or control arm, maintaining proper toe alignment and steering response.
5

Sway Bar Link Nut

M12 x 1.25
Torque Specification
52 ft-lbs (70 N·m)
Important Notes
Secure the sway bar link to the sway bar or control arm, helping to maintain proper suspension roll resistance and stability.
6

Steering Gear/Rack Bolts

M14 x 1.5
Torque Specification
66 ft-lbs (90 N·m)
Important Notes
Secure the steering gear or rack to the vehicle's frame or suspension component, ensuring proper steering alignment and response.

Rear Suspension

1

Upper Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Secure the upper control arm bushings to the control arm or frame, maintaining proper suspension alignment and reducing noise.
2

Lower Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Secure the lower control arm bushings to the control arm or frame, maintaining proper suspension alignment and reducing noise.
3

Stabilizer Bar Mounting Bolts

M12 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Secure the stabilizer bar to the vehicle's frame or suspension component, helping to maintain proper suspension roll resistance and stability.
4

Coil Spring Mounting Bolts

M12 x 1.25
Torque Specification
45 ft-lbs (61 N·m)
Important Notes
Estimated value. Secure the coil spring to the strut or shock absorber, maintaining proper suspension alignment and reducing noise.

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 IS the recommended torque value for the lug nuts on my 2022 LINCOLN Nautilus?

The recommended torque value for the lug nuts on a 2022 LINCOLN Nautilus IS 150 ft-lbs (203 Nm).

Q2

How often should I check the torque on my vehicle's bolts?

Depending on the specific bolt and application, it IS generally recommended to check torque every 5,000-10,000 miles (8,000-16,000 km) to ensure optimal performance and safety.

Q3

What tools are required to measure torque accurately?

High-quality torque wrenches are essential for accurate torque measurement. Choose a torque wrench that IS calibrated and within the recommended range for the torque values you need to apply.

Q4

IS it possible to over-tighten bolts?

Yes, over-tightening bolts can damage or strip the threads and weaken the joint. Always follow the recommended torque specifications and use precision tools to avoid excessive tightening.

Q5

What IS the difference between torque and tension?

Torque IS the rotational force applied to a bolt to create tension. Tension IS the stretching force created within the bolt as torque IS applied. Both are important in ensuring proper bolt performance.

Q6

When should I use thread locker with bolts?

Thread locker, such as Loctite, IS generally used on bolts to prevent loosening caused by vibration or other factors. Apply thread locker sparingly to the threads of the bolt before tightening it to the specified torque.

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 nautilus.

  • 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

Tightening Sequence for Engine Cylinder Head Bolts

Specific procedure for tightening cylinder head bolts in a sequenced pattern to ensure proper sealing and prevent damage.

  • Clean the bolt threads and apply engine oil.
  • Tighten the bolts to 20 Nm in the specified sequence.
  • Tighten the bolts to 50 Nm in the specified sequence.
  • Tighten the bolts to 90 Nm in the specified sequence.
  • Tighten the bolts to 110 Nm in the specified sequence.
View full procedure
Technical Service Bulletins

Service Bulletin: Front Suspension Lower Control Arm Bolt Torque Correction

2021-05-15

Correction to previous torque specifications for the front suspension lower control arm bolts.

2019-2021 nautilus

Resolution: Tighten the lower control arm bolts to 122 Nm, not the previously specified 102 Nm.

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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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