Acura MDX 2007-2013 Body Panel & Frame Bolt Torque Specifications
Acura MDX 2007-2013

Acura MDX 2007-2013 Body & Frame Bolt Torque Specifications

This page provides a comprehensive list of body bolt torque specifications for the 2007-2013 Acura MDX, including values for various panels, brackets, and components.

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

Body Exterior

Torque specifications for exterior body panels and bumper components.

1

Front Bumper Beam Bolts (to Frame)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the front bumper beam to the frame, crucial for impact protection. Inspect bolts for damage or wear before installation.
2

Rear Bumper Beam Bolts (to Frame)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the rear bumper beam to the frame. Inspect bolts for damage or wear before installation.
3

Fender Bolts (to Body)

M6 x 1.0
Torque Value
8 ft-lbs (11 N·m)
Important Notes
These bolts secure the fenders to the vehicle's body. Do not over-tighten.
4

Roof Rail Bolts (to Body)

M6 x 1.0
Torque Value
8 ft-lbs (11 N·m)
Important Notes
These bolts secure the roof rails to the vehicle body. Do not over-tighten.

Body Hood Hinges

Torque specifications for hood hinge components.

1

Hood Hinge Bolts (to Hood)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the hood hinges to the hood panel. Ensure proper alignment before tightening.
2

Hood Hinge Bolts (to Body)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the hood hinges to the vehicle body. Ensure proper alignment before tightening.

Body Doors

Torque specifications for door and related components.

1

Door Hinge Bolts (to Body)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the door hinges to the vehicle's body. Ensure proper door alignment before tightening.
2

Door Hinge Bolts (to Door)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the door hinges to the door panel. Ensure proper door alignment before tightening.
3

Door Latch Bolts (to Door)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the door latch to the door. Verify the latch engages correctly after tightening.
4

Door Striker Bolts (to Body)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the door striker to the body. Adjust striker position for proper door alignment before tightening.
5

Side Impact Beam Bolts (to Door)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the side impact beam inside the door. Ensure proper positioning before tightening.
6

Inner Door Panel Bolts (to Door Frame)

M6 x 1.0
Torque Value
8 ft-lbs (11 N·m)
Important Notes
These bolts secure the inner door panel to the door frame. Avoid over tightening.

Body Tailgate Liftgate

Torque specifications for tailgate/liftgate and related components.

1

Tailgate/Liftgate Hinge Bolts (to Body)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the tailgate/liftgate hinges to the vehicle's body. Verify alignment before tightening.
2

Tailgate/Liftgate Hinge Bolts (to Tailgate/Liftgate)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the tailgate/liftgate hinges to the panel. Ensure proper alignment before tightening.
3

Tailgate/Liftgate Latch Bolts (to Tailgate/Liftgate)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the tailgate/liftgate latch to the panel. Ensure latch engages properly after tightening.
4

Tailgate/Liftgate Striker Bolts (to Body)

M8 x 1.25
Torque Value
16 ft-lbs (22 N·m)
Important Notes
These bolts secure the tailgate/liftgate striker to the body. Adjust striker position for proper closing.

Body Interior

Torque specifications for interior body components.

1

Seat Mounting Bolts (to Floor)

M10 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the seat frame to the floor. Critical for safety. Inspect bolts for damage before installation.
2

Seat Belt Anchor Bolts (to Body)

M12 x 1.25
Torque Value
36 ft-lbs (49 N·m)
Important Notes
These bolts secure the seat belt anchor points to the body. Critical for occupant safety. Estimated value based on similar high-stress application.
3

Steering Column Mounting Bolts (to Body)

M8 x 1.25
Torque Value
18 ft-lbs (25 N·m)
Important Notes
These bolts secure the steering column to the body structure. Ensure correct column alignment before tightening.
4

Dashboard Mounting Bolts (to Body)

M6 x 1.0
Torque Value
8 ft-lbs (11 N·m)
Important Notes
These bolts secure the dashboard to the body structure. Avoid over-tightening.

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

Why is it important to use the correct torque specifications for body bolts?

Using the correct torque ensures that body panels and components are securely fastened without being overly stressed. Over-tightening can damage threads, deform panels, and potentially lead to stress fractures or component failure. Under-tightening can result in loose parts, rattles, water leaks, or even detachment at high speeds, creating a significant safety hazard. Proper torque maintains the structural integrity and alignment of your vehicle's body.

Q2

What type of tool should I use to torque body bolts?

A calibrated torque wrench is essential for accurately tightening body bolts. Avoid using impact wrenches or hand tools without torque control. Using a click-type torque wrench is recommended. Ensure that the torque wrench is in good working order and within its calibration period for accurate results. A 1/2-inch drive torque wrench will handle most of the body bolt torque ranges, although some smaller bolts may require a 3/8-inch drive.

Q3

Should I use thread locker on body bolts?

The application of thread locker on body bolts depends on the specific bolt and its location. Typically, body bolts do not require thread locker unless specified in the factory service manual. Bolts subject to constant vibration may benefit from a medium-strength thread locker (e.g., Loctite 242). However, always refer to the manufacturer's documentation to ensure you're following proper guidelines. Applying thread locker unnecessarily can make future removal difficult or damage the threads.

Q4

How often should I check the torque on body bolts?

Generally, body bolts do not require frequent checking. However, it's good practice to re-torque after any collision repair or if you've removed and reinstalled body panels. If you experience rattling or unusual noises, inspect the torque of related fasteners. A good rule of thumb is to check them every time you perform a major service, approximately every 12 months or 12,000 miles for normal driving conditions.

Q5

What should I do if a body bolt is stripped or damaged?

If a body bolt is stripped, damaged, or rusted it must be replaced. If the threads in the body panel are damaged they may require repair or replacement. Trying to torque a damaged bolt will not result in a secure connection and may damage the body itself. Clean the threads of the bolt and receiving surface before installing any new bolt. Always use the correct type and size of bolt when replacing.

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 (1/2 inch drive)

A calibrated torque wrench to accurately apply specified torque values to body bolts.

  • Click-type or digital torque measurement
  • Range of 10-150 ft-lbs or similar
  • 1/2 inch drive for common body bolt sockets
Learn more

Socket Set (Metric)

A set of metric sockets compatible with the torque wrench, covering common bolt head sizes used on the Acura MDX body.

  • Sizes from 8mm to 19mm
  • 6-point sockets for secure fit
  • Durable construction
Learn more

Extension Bars (3 inch and 6 inch)

Extension bars to access recessed or hard-to-reach body bolts.

  • Durable steel construction
  • Multiple lengths for varied accessibility
  • Compatible with 1/2 inch drive
Learn more

Torque Angle Gauge (Optional)

Used when torque angle specification is provided instead of a simple torque value.

  • Accurate angle measurement
  • Easy to read dial or digital display
  • Magnetic base for stability
Learn more
Service Procedures

Front Bumper Cover Removal and Installation

Procedure for removing and installing the front bumper cover, including bolt torque specifications.

  • Remove any fasteners holding the bumper cover to the fenders.
  • Remove all push pins from upper radiator area securing the cover
  • Remove fasteners from the underside of the bumper cover
  • Carefully disconnect any electrical connectors (fog lights, sensors)
  • Remove the bumper cover.
  • When installing, align the bumper cover to the fenders and the vehicle.
  • Install all fasteners, torque to spec. working in a crisscross pattern.
  • Reconnect any electrical connectors.
  • Verify alignment and fitment.
View full procedure

Rear Bumper Cover Removal and Installation

Procedure for removing and installing the rear bumper cover, including bolt torque specifications.

  • Remove any fasteners holding the bumper cover to the fenders.
  • Remove all push pins from upper area securing the cover
  • Remove fasteners from the underside of the bumper cover
  • Carefully disconnect any electrical connectors (sensors)
  • Remove the bumper cover.
  • When installing, align the bumper cover to the fenders and the vehicle.
  • Install all fasteners, torque to spec. working in a crisscross pattern.
  • Reconnect any electrical connectors.
  • Verify alignment and fitment.
View full procedure

Fender Removal and Installation

Procedure for removing and installing the front fenders, including bolt torque specifications.

  • Open the hood and remove fasteners at the top of the fender
  • Remove fasteners from inside the wheel well.
  • Remove fasteners where the fender meets the body near the door
  • Carefully remove the fender.
  • When installing, align the fender to the vehicle.
  • Install all fasteners, torque to spec. working in a crisscross pattern.
  • Verify alignment and fitment.
View full procedure

Headlight Assembly Removal and Installation

Procedure for removing and installing the headlight assembly, including bolt torque specifications.

  • Open the hood and remove fasteners at the top of the headlight assembly.
  • Remove any fasteners from the sides of the headlight assembly
  • Carefully disconnect electrical connectors.
  • Remove the headlight assembly.
  • When installing, connect the electrical connectors.
  • Align and reinstall the assembly, torque fasteners to spec.
  • Verify alignment and test headlight functions.
View full procedure
Technical Service Bulletins

Potential for Body Bolt Corrosion

2010-05-15

Some 2007-2010 Acura MDX models may experience premature corrosion of body bolts, especially in areas exposed to moisture and road salt. Inspect regularly.

2007-2010

Resolution: Clean and apply anti-seize compound to bolts when reinstalling. Replace corroded bolts with new parts. For severe cases, consider undercoating.

Body Panel Alignment Issues After Collision Repair

2012-02-20

After collision repairs, body panels may not align correctly due to improper bolt torque or distortion. Careful reassembly is needed.

2007-2013

Resolution: Always follow torque specifications and ensure panels are correctly aligned before tightening bolts. If alignment cannot be achieved through adjustment, check for underlying damage to the body structure.

Excessive Road Noise from Loose Body Panels

2011-11-01

Some customers report excessive road noise which may be due to improperly torqued or missing body bolts. Inspect for proper tightness

2007-2013

Resolution: Thoroughly inspect all accessible body bolts and torque them to factory spec. Replace missing bolts.

About the Author

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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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  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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