Infiniti QX56 2004-2010 Drivetrain Specifications
Detailed guide to the 2004-2010 Infiniti QX56 drivetrain, including engine, transmission, AWD system, and differential specs. Essential for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed specifications and information about the drivetrain of the 2004-2010 Infiniti QX56. It is designed to help users understand the technical aspects of the vehicle's drivetrain, including its transmission, differential, and all-wheel drive system. Use the search and navigation instructions to quickly find the information you need. The sections are organized to provide a comprehensive overview of the drivetrain components and their functionalities.
How to Use
Use the search functionality to quickly locate specific terms or components within the document. Enter keywords related to the drivetrain, such as 'transmission' or 'differential', to find relevant sections and details.
Navigate through the document by scrolling through the sections or using the table of contents. Each major section is divided into subsections, making it easy to find detailed information about specific drivetrain components.
Key Specifications
Transmission Type
5-speed automatic
Differential Type
Open / Limited-slip
AWD System
Full-time AWD
Transmission Fluid Capacity
10.5 quarts
Differential Fluid Capacity
2.5 quarts
Available Specifications
Transmission System
The transmission system of the 2004-2010 Infiniti QX56 is designed for smooth power delivery and optimal performance. This section covers the automatic transmission, its features, and maintenance requirements.
Transmission System
The transmission system of the 2004-2010 Infiniti QX56 is designed for smooth power delivery and optimal performance. This section covers the automatic transmission, its features, and maintenance requirements.
Automatic Transmission
- 5-speed automatic transmission
- Electronic control with adaptive shift control
- Manual shift mode for driver control
- Fluid capacity of approximately 10.5 quarts
- Regular fluid checks and changes recommended
- Designed for durability and smooth shifting
Transmission Maintenance
- Check transmission fluid level regularly
- Replace transmission fluid every 60,000 miles
- Inspect for leaks and wear periodically
- Use only manufacturer-recommended transmission fluid
- Address any unusual noises or shifting issues promptly
Differential and Axle
The differential and axle system in the Infiniti QX56 ensures balanced power distribution to the wheels. This section details the types of differentials used and their maintenance needs.
Differential and Axle
The differential and axle system in the Infiniti QX56 ensures balanced power distribution to the wheels. This section details the types of differentials used and their maintenance needs.
Rear Differential
- Open differential standard on most models
- Limited-slip differential available on some trims
- Differential fluid capacity of approximately 2.5 quarts
- Regular fluid changes recommended every 30,000 miles
- Inspect for leaks and wear during routine maintenance
- Designed for reliable power distribution
Front Differential
- Integrated with the all-wheel drive system
- Fluid capacity of approximately 1.8 quarts
- Regular fluid checks and changes recommended
- Inspect for leaks and wear periodically
- Designed for optimal performance in all conditions
All-Wheel Drive System
The all-wheel drive (AWD) system in the Infiniti QX56 enhances traction and stability in various driving conditions. This section explains the AWD system's operation and maintenance.
All-Wheel Drive System
The all-wheel drive (AWD) system in the Infiniti QX56 enhances traction and stability in various driving conditions. This section explains the AWD system's operation and maintenance.
AWD Operation
- Full-time all-wheel drive system
- Electronic transfer case for power distribution
- Automatic torque distribution based on driving conditions
- Designed for improved traction on slippery surfaces
- Smooth transition between rear-wheel drive and AWD
- Enhances stability and control in adverse weather
AWD Maintenance
- Regularly inspect AWD system components
- Check fluid levels in transfer case and differentials
- Replace AWD system fluids as recommended
- Inspect for leaks and wear during routine maintenance
- Address any unusual noises or performance issues promptly
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Component Specifications
Overview
- Type
- All-Wheel Drive (AWD) / Rear-Wheel Drive (RWD)
- Configuration
- Front-engine, RWD/AWD layout
- Platform
- F-Alpha platform
- Material
- High-strength steel and aluminum
- Location
- Underbody, longitudinal
Dimensions
- Transfer Case Length
- 14.2 in (360 mm)
- Transfer Case Width
- 10.6 in (270 mm)
- Transfer Case Height
- 8.3 in (210 mm)
- Drive Shaft Diameter
- 3.5 in (89 mm)
- Drive Shaft Length
- 52.8 in (1340 mm)
- Differential Length
- 16.1 in (410 mm)
- Differential Width
- 12.2 in (310 mm)
Materials
- Transfer Case
- Aluminum alloy
- Drive Shaft
- High-strength steel
- Differential
- Cast iron and alloy steel
- Axles
- Forged steel
Features
- Transfer Case
-
- Electronic shift control
- 2-speed transfer case
- Torque split 50:50 (AWD)
- Differential
-
- Limited-slip differential
- Open differential (RWD)
- 4-pinion design
- Drive Shaft
-
- Balanced for high-speed operation
- Double-cardan joint
- Corrosion-resistant coating
- Suspension
-
- Independent front suspension
- Solid rear axle
- Hydraulic dampers
- Braking
-
- 4-wheel disc brakes
- ABS with EBD
- Brake assist system
Safety Features
- Stability Control
-
- Vehicle Dynamic Control (VDC)
- Traction Control System (TCS)
- Braking
-
- Anti-lock Braking System (ABS)
- Electronic Brake-force Distribution (EBD)
- Mechanical
-
- Limited-slip differential
- Reinforced drive shaft
Comfort Features
- Suspension
-
- Hydraulic dampers
- Independent front suspension
- Noise Reduction
-
- Sound-deadening materials
- Balanced drive shaft
- Handling
-
- Smooth torque transfer
- Electronic shift control
Accessories
- Upgrades
-
- Heavy-duty drive shaft
- Performance differential cover
- Upgraded transfer case
- Protection
-
- Skid plates
- Differential guard
- Drive shaft loop
- Maintenance
-
- Transfer case fluid
- Differential oil
- Drive shaft grease
Maintenance
- Service interval
-
- Transfer case fluid: 30,000 miles
- Differential oil: 30,000 miles
- Drive shaft inspection: 15,000 miles
- U-joints lubrication: 15,000 miles
- Notes
- Use manufacturer-recommended fluids for optimal performance.
Warranty
- Basic
- Miles: 60,000 milesYears: 4 yearsCoverage: Bumper-to-bumper
- Powertrain
- Miles: 100,000 milesYears: 6 yearsCoverage: Drivetrain components
- Corrosion
- Miles: UnlimitedYears: 7 yearsCoverage: Perforation only
- Roadside Assistance
- Miles: UnlimitedYears: 4 yearsCoverage: 24/7 assistance
Production Details
- Manufacturer
- Nissan Motor Company
- Manufacturing Process
-
- Precision machining
- Heat treatment
- Balancing
- Quality Control
- Testing: High-speed balancing, Torque testing, Durability testingStandards: ISO 9001
- Sustainability Practices
-
- Recyclable materials
- Energy-efficient manufacturing
- Production Metrics
- Units Per Day: 500Defect Rate: 0.05%
Service Information for drivetrain Service
Maintenance and service requirements specific to this component
- Inspect drive shaft for balance and wear
- Lubricate U-joints
- Check transfer case fluid level
- Inspect differential for leaks
Ensure all components are properly lubricated.
- Replace transfer case fluid
- Replace differential oil
- Inspect suspension components
- Check for abnormal noises
Use manufacturer-recommended fluids.
- Perform full drivetrain inspection
- Replace worn U-joints
- Check alignment of drive shaft
- Test electronic shift control
Replace components showing signs of wear.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the drivetrain specifications for the 2004-2010 Infiniti QX56?
What are the drivetrain specifications for the 2004-2010 Infiniti QX56?
The 2004-2010 Infiniti QX56 features a full-time all-wheel-drive (AWD) system with a 5-speed automatic transmission. It is powered by a 5.6L V8 engine producing 320 horsepower and 393 lb-ft of torque. The drivetrain includes a transfer case with high and low ranges, making it suitable for both on-road and off-road conditions. This system ensures optimal traction and stability across various terrains.
Q2 What maintenance is required for the QX56 drivetrain?
What maintenance is required for the QX56 drivetrain?
Regular maintenance for the QX56 drivetrain includes checking and replacing the transfer case and differential fluids every 30,000 miles. Inspect the driveshaft and CV joints for wear and tear. Ensure the AWD system is functioning correctly by testing it periodically. Additionally, monitor the transmission fluid and replace it every 60,000 miles to maintain smooth operation and longevity.
Q3 How do I replace the transfer case in a 2004-2010 Infiniti QX56?
How do I replace the transfer case in a 2004-2010 Infiniti QX56?
To replace the transfer case, first, lift the vehicle and secure it on jack stands. Disconnect the driveshaft and electrical connectors. Remove the transmission crossmember and support the transmission. Unbolt the transfer case from the transmission and carefully lower it. Install the new transfer case by reversing the steps, ensuring all bolts are torqued to specifications and fluids are refilled.
Q4 What are common drivetrain issues in the QX56 and how can I troubleshoot them?
What are common drivetrain issues in the QX56 and how can I troubleshoot them?
Common issues include AWD system failure, vibration during acceleration, and fluid leaks. For AWD failure, check the transfer case control module and sensors. Vibrations may indicate worn driveshaft components or imbalanced tires. Leaks often originate from the transfer case or differential seals. Inspect and replace faulty parts promptly to prevent further damage.
Q5 How can I optimize the performance of my QX56 drivetrain?
How can I optimize the performance of my QX56 drivetrain?
To optimize performance, ensure regular fluid changes and use high-quality synthetic oils. Upgrade to performance differentials or a reinforced driveshaft if you frequently drive off-road. Maintain proper tire pressure and alignment to reduce strain on the drivetrain. Consider installing a transmission cooler for heavy towing or extreme conditions to enhance durability and efficiency.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Infiniti QX56 Service Manual
Coming SoonComprehensive guide covering all maintenance and repair procedures for the 2004-2010 Infiniti QX56, including drivetrain components.
Technical Service Bulletin: Drivetrain Updates
Coming SoonDetails updates and improvements to the drivetrain system for the 2004-2010 Infiniti QX56, including fixes for common issues.
QX56 Parts and Accessories Catalog
Coming SoonCatalog listing all available OEM and aftermarket parts for the 2004-2010 Infiniti QX56, including drivetrain components.
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