Dodge Journey 2009-2020 2.4L Engine Bolt Torque Specifications & Fastener Values
Dodge Journey 2009-2020

Dodge Journey 2009-2020 2.4L Engine Bolt Torque Specifications

Detailed torque specifications for the 2.4L engine bolts in the 2009-2020 Dodge Journey. Includes cylinder head, main bearing, connecting rod, and other critical bolt torque values.

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

Convert between different torque units

Cylinder Head

The cylinder head system includes components that seal the combustion chamber, manage airflow, and control valve operation. Proper torque is critical for sealing and performance.

1

Cylinder Head Bolts

M10 x 1.5
Important Notes
Follow the manufacturer's torque sequence for cylinder head bolts. Failure to do so may result in head gasket failure.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Value
21 ft-lbs (28 N·m)
Important Notes
Ensure rocker arms are properly aligned before torquing.

Crankshaft And Bearings

This subsystem includes components that secure the crankshaft and ensure smooth rotation. Proper torque is essential for engine durability.

1

Main Bearing Bolts

M12 x 1.75
Torque Value
63 ft-lbs (86 N·m)
Important Notes
Follow the specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.25
Torque Value
23 ft-lbs (31 N·m)
Important Notes
Ensure connecting rods are properly aligned before torquing.

Timing System

The timing system ensures proper synchronization of the crankshaft and camshaft. Correct torque is critical for engine timing and performance.

1

Camshaft Sprocket Bolt

M10 x 1.5
Torque Value
75 ft-lbs (102 N·m)
Important Notes
Ensure the timing marks are aligned before torquing.
2

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Value
23 ft-lbs (31 N·m)
Important Notes
Ensure proper tension on the timing belt/chain before torquing.

Oil System

The oil system ensures proper lubrication of engine components. Proper torque prevents leaks and ensures efficient oil circulation.

1

Oil Pan Bolts

M6 x 1.0
Torque Value
8.75 ft-lbs (12 N·m)
Important Notes
Follow the specified torque sequence to ensure even sealing.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Value
25 ft-lbs (34 N·m)
Important Notes
Replace the crush washer to prevent leaks.

Intake And Exhaust

This subsystem manages airflow into and out of the engine. Proper torque ensures sealing and prevents leaks.

1

Intake Manifold Bolts

M6 x 1.0
Torque Value
8.75 ft-lbs (12 N·m)
Important Notes
Follow the specified torque sequence to ensure even sealing.
2

Exhaust Manifold Bolts

M8 x 1.25
Torque Value
21 ft-lbs (28 N·m)
Important Notes
Ensure the exhaust manifold is properly aligned before torquing.

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 torque specification for the cylinder head bolts on a 2.4L engine in a 2009-2020 Dodge Journey?

The cylinder head bolts on the 2.4L engine should be torqued in three stages: first to 25 Nm (18 lb-ft), then to 50 Nm (37 lb-ft), and finally an additional 90-degree turn. Always follow the manufacturer's sequence to avoid warping the cylinder head.

Q2

How often should I check the torque on engine components?

Torque checks are typically recommended during major maintenance intervals, such as every 60,000 miles, or after any engine repair. However, always refer to your owner's manual or a certified mechanic for specific guidance.

Q3

Can I reuse the same bolts for the 2.4L engine after disassembly?

Some bolts, like cylinder head bolts, are torque-to-yield (TTY) and should not be reused as they stretch during installation. Always replace TTY bolts with new ones to ensure proper clamping force and avoid engine damage.

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

Torque Wrench

A precision tool for applying specific torque to bolts and nuts.

  • Adjustable torque settings
  • Calibrated for accuracy
Learn more

Socket Set

A set of sockets compatible with engine bolts.

  • Metric sizes
  • Durable construction
Learn more

Thread Locker

A chemical compound to secure bolts and prevent loosening.

  • High-temperature resistance
  • Prevents vibration loosening
Learn more
Service Procedures

Cylinder Head Bolt Torque Procedure

Detailed steps for torquing cylinder head bolts on the 2.4L engine.

  • Clean bolt threads and bolt holes thoroughly.
  • Apply a small amount of engine oil to the bolt threads.
  • Tighten bolts in the specified sequence to the initial torque value.
  • Turn each bolt an additional 90 degrees in the specified sequence.
  • Perform a final torque check to ensure all bolts are properly tightened.
View full procedure

Main Bearing Cap Bolt Torque Procedure

Steps for torquing main bearing cap bolts on the 2.4L engine.

  • Clean bolt threads and bolt holes.
  • Apply engine oil to the bolt threads.
  • Tighten bolts in the specified sequence to the initial torque value.
  • Turn each bolt an additional 90 degrees in the specified sequence.
  • Verify final torque values.
View full procedure
Technical Service Bulletins

Engine Bolt Torque Specification Update

2015-03-15

Updated torque specifications for 2.4L engine bolts to address loosening issues.

2009-2015 Dodge Journey

Resolution: Follow the revised torque procedure and use thread locker as specified.

Cylinder Head Bolt Failure Investigation

2018-07-10

Investigation into cylinder head bolt failures on 2.4L engines.

2010-2018 Dodge Journey

Resolution: Replace faulty bolts and follow updated torque specifications.

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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