Infiniti Q50 2014-present 7R01 Transmission Specifications
This comprehensive guide provides detailed technical specifications for the 7R01 transmission used in the 2014-Present Infiniti Q50 models. The document covers essential parameters including gear ratios, torque capacity, fluid type and capacity, shift points, and maintenance intervals. These specifications are crucial for technicians, enthusiasts, and owners to understand the transmission's performance characteristics, ensure proper maintenance, and diagnose issues accurately. The guide also includes compatibility information, upgrade potential, and technical insights that can help in optimizing transmission performance. Whether you're performing routine maintenance, planning upgrades, or troubleshooting, this resource offers valuable information to enhance your knowledge and ensure the longevity of your vehicle's transmission system.
Overview Specifications
This document provides detailed specifications and technical information about the 7r01-transmission used in the 2014-Present Infiniti Q50. It covers key features, performance characteristics, and maintenance guidelines. Use this guide to understand the transmission's design, operation, and service requirements. Whether you're a technician, enthusiast, or owner, this resource offers comprehensive insights into the 7r01-transmission system.
How to Use
Use the search function to quickly locate specific terms or topics within the document. Enter keywords related to transmission components, performance specs, or maintenance procedures for precise results.
Navigate through the document using the section titles in the table of contents. Each section is organized into subsections that provide detailed information on various aspects of the 7r01-transmission.
Key Specifications
Transmission Type
7-speed automatic
Gear Ratio Spread
4.93:1
Weight
187 lbs
Fluid Capacity
9.5 quarts
Service Interval
60,000 miles
Available Specifications
Transmission Design
This section explores the engineering and design principles behind the 7r01-transmission. It covers the structural components, material selection, and innovative features that contribute to its performance and reliability.
Transmission Design
This section explores the engineering and design principles behind the 7r01-transmission. It covers the structural components, material selection, and innovative features that contribute to its performance and reliability.
Gear Configuration
- 7-speed automatic transmission
- Wide gear ratio spread for optimal performance
- Compact and lightweight design
- Enhanced fuel efficiency
Material and Construction
- High-strength aluminum alloy casing
- Precision-machined gears
- Advanced heat treatment processes
- Durable internal components
Performance Characteristics
This section details the performance metrics and capabilities of the 7r01-transmission. It includes information on acceleration, shifting smoothness, and overall driving dynamics.
Performance Characteristics
This section details the performance metrics and capabilities of the 7r01-transmission. It includes information on acceleration, shifting smoothness, and overall driving dynamics.
Shifting Performance
- Quick and precise gear shifts
- Adaptive shift control system
- Smooth transitions between gears
- Reduced shift shock
Driving Dynamics
- Improved acceleration response
- Enhanced torque delivery
- Optimized for both city and highway driving
- Sport mode for aggressive driving
Maintenance and Service
This section provides guidelines for maintaining and servicing the 7r01-transmission. It includes recommended service intervals, fluid specifications, and common troubleshooting tips.
Maintenance and Service
This section provides guidelines for maintaining and servicing the 7r01-transmission. It includes recommended service intervals, fluid specifications, and common troubleshooting tips.
Service Intervals
- Regular inspection every 30,000 miles
- Transmission fluid change every 60,000 miles
- Filter replacement as needed
- Software updates for optimal performance
Troubleshooting
- Check for fluid leaks
- Monitor for unusual noises
- Inspect for delayed shifting
- Consult diagnostic tools for error codes
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Transmission Specifications
Overview
- Type
- 7-speed automatic
- Configuration
- Rear-wheel drive / All-wheel drive
- Platform
- Infiniti Q50 2014-Present
- Material
- Aluminum alloy casing
- Location
- Front longitudinal
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 21.7 inches (551 mm)
- Height
- 18.3 inches (465 mm)
- Weight
- 178 lbs (80.7 kg)
- Fluid Capacity
- 9.5 quarts (9 liters)
- Output Shaft Diameter
- 1.18 inches (30 mm)
- input Shaft Diameter
- 1.06 inches (27 mm)
Materials
- Casing
- Aluminum alloy
- Gears
- Case-hardened steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Viton rubber
- Cooler Lines
- Stainless steel
Features
- Shift Technology
-
- Adaptive Shift Control (ASC)
- Downshift Rev Matching
- Manual shift mode
- Sport mode programming
- Efficiency Features
-
- Optimized gear ratios
- Reduced internal friction
- Eco mode programming
- Lock-up torque converter
- Performance Features
-
- Quick-shift technology
- High-torque capacity
- Sport+ mode
- Launch control capability
- Control Systems
-
- Integrated transmission control module
- CAN bus communication
- Fail-safe mode
- Self-diagnostic system
Safety Features
- Protection Systems
-
- Overheat protection
- Overload protection
- Failsafe limp-home mode
- Monitoring Systems
-
- Fluid temperature monitoring
- Shift pressure monitoring
- Wear detection system
Comfort Features
- Smoothness
-
- Adaptive shift smoothing
- Low-speed creep control
- Reduced shift shock
- Quietness
-
- Helical gear design
- Vibration dampening system
- Isolated mounting points
Accessories
- Cooling System
-
- Integrated transmission cooler
- External cooler lines
- Temperature sensor
- Coolant bypass valve
- Mounting Components
-
- Rubber isolation mounts
- Aluminum crossmember
- Reinforced mounting brackets
- Electronic Components
-
- Transmission control module
- Shift position sensor
- Speed sensors
- Solenoid pack
Maintenance
- Service interval
- 60,000 miles / 48 months
- Service Items
-
- Fluid and filter replacement
- Transmission pan inspection
- Seal inspection
- Shift linkage adjustment
- Software updates
- Maintenance Notes
-
- Use only Nissan Matic S transmission fluid
- Special tools required for fluid level check
- Adaptive learning reset required after service
Warranty
- Basic
- Miles: 60,000Years: 4Coverage: Parts and labor
- Powertrain
- Miles: 100,000Years: 6Coverage: Major transmission components
- Emissions
- Miles: 80,000Years: 8Coverage: Transmission-related emissions components
- Corrosion
- Miles: UnlimitedYears: 7Coverage: Transmission casing corrosion
Production Details
- Manufacturer
- JATCO Ltd.
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser alignment
- Computer-controlled testing
- Quality Control
- Testing: Durability testing, Shift quality verification, Temperature stress testing, Vibration analysisinspection: 100% component inspection, Final assembly verification, Leak testing, Performance validation
- Sustainability Practices
-
- Recycled aluminum usage
- Closed-loop water system
- Energy-efficient manufacturing
- Waste reduction programs
- Production Metrics
- Units Per Day: 850Defect Rate: <0.1%Energy Consumption: 15 kWh/unitWater Usage: 2 liters/unit
Service Information for 7r01 transmission Service
Maintenance and service requirements specific to the 7r01 transmission
- Inspect transmission fluid level
- Check for leaks
- Inspect mounts and linkages
- Verify software version
- Clean transmission pan
Visual inspection only; no fluid replacement required
- Replace transmission fluid and filter
- Inspect and clean transmission pan
- Check shift linkage operation
- Perform adaptive learning reset
- Verify cooling system operation
Special tools required for fluid level check
- Complete transmission flush
- Replace all seals and gaskets
- Inspect internal components
- Verify torque converter operation
- Perform full system diagnostic
Recommended to perform at authorized Infiniti service center
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 7r01 transmission compatible with all Infiniti Q50 models from 2014 to present?
Is the 7r01 transmission compatible with all Infiniti Q50 models from 2014 to present?
The 7r01 transmission is specifically designed for the Infiniti Q50 models from 2014 to present. However, compatibility may vary slightly depending on the specific trim level and engine configuration. It is essential to verify the model year and engine type before installation. For instance, the 3.7L and 3.0L turbocharged engines may have slight variations in transmission mounting and software calibration. Always consult the vehicle's technical specifications or a certified Infiniti technician for precise compatibility details.
Q2 What are the maintenance requirements for the 7r01 transmission in the Infiniti Q50?
What are the maintenance requirements for the 7r01 transmission in the Infiniti Q50?
The 7r01 transmission in the Infiniti Q50 requires regular maintenance to ensure optimal performance. It is recommended to check the transmission fluid every 30,000 miles and replace it every 60,000 miles. Additionally, the transmission filter should be inspected and replaced as needed. Regular software updates from Infiniti can also improve transmission performance and longevity. It is crucial to follow the manufacturer's maintenance schedule and use only Infiniti-approved fluids and parts to avoid potential issues.
Q3 How do I replace the 7r01 transmission in my Infiniti Q50?
How do I replace the 7r01 transmission in my Infiniti Q50?
Replacing the 7r01 transmission in an Infiniti Q50 involves several steps. First, disconnect the battery and remove any components obstructing access to the transmission. Drain the transmission fluid and disconnect the driveshaft, electrical connectors, and mounting bolts. Carefully lower the transmission using a jack and remove it from the vehicle. Install the new transmission by reversing the removal process, ensuring all connections are secure. Refill with the correct type and amount of transmission fluid. It is highly recommended to follow the detailed instructions in the service manual or seek professional assistance for this complex procedure.
Q4 What should I do if my 7r01 transmission is not shifting smoothly?
What should I do if my 7r01 transmission is not shifting smoothly?
If your 7r01 transmission is not shifting smoothly, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. If the fluid is fine, inspect the transmission control module (TCM) for any error codes using a diagnostic scanner. Software updates or recalibration may be necessary. Additionally, check for worn or damaged components such as solenoids or sensors. If the problem persists, consult a certified Infiniti technician for a thorough diagnosis and repair.
Q5 How can I optimize the performance of my 7r01 transmission?
How can I optimize the performance of my 7r01 transmission?
To optimize the performance of your 7r01 transmission, ensure regular maintenance, including fluid changes and filter replacements. Use only Infiniti-approved transmission fluid to maintain proper lubrication and cooling. Keep the transmission software up to date with the latest updates from Infiniti. Avoid aggressive driving and excessive load to reduce wear and tear. Additionally, consider installing a transmission cooler if you frequently drive in hot climates or tow heavy loads. These practices will help maintain smooth shifting and extend the lifespan of your transmission.
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 Q50 7r01 Transmission Service Manual
Coming SoonThis comprehensive manual provides detailed instructions for servicing and maintaining the 7r01 transmission in the Infiniti Q50. It includes step-by-step procedures, technical specifications, and troubleshooting tips.
Infiniti Q50 Transmission Technical Bulletin
Coming SoonThis technical bulletin addresses common issues and updates related to the 7r01 transmission in the Infiniti Q50. It includes software updates, part revisions, and recommended repair procedures.
Infiniti Q50 Transmission Parts Catalog
Coming SoonThis catalog lists all available parts and accessories for the 7r01 transmission in the Infiniti Q50. It includes part numbers, descriptions, and compatibility information.
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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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