Lexus RX 2016-2019 P313 Transmission Specifications
This document provides detailed technical specifications for the p313-transmission system used in the 2016-2019 Lexus RX models. It includes information on gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are essential for understanding the transmission's performance, ensuring proper maintenance, and diagnosing issues. Whether you're a technician, enthusiast, or owner, this guide offers valuable insights into the transmission's design, compatibility, and operational parameters. It serves as a reliable reference for repairs, upgrades, and general knowledge about the Lexus RX's drivetrain system.
Overview Specifications
This document provides detailed specifications and technical information about the p313-transmission used in the 2016-2019 Lexus RX models. It is designed to assist technicians, engineers, and enthusiasts in understanding the transmission's features, performance, and maintenance requirements. Use the search and navigation instructions to quickly locate specific details or browse through the sections for a comprehensive understanding of the transmission system.
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Key Specifications
Transmission Type
8-speed automatic
Torque Capacity
370 Nm
Gear Ratios
5.250 (1st)
Fluid Capacity
7.5 quarts
Service Interval
60,000 miles
Available Specifications
Transmission Design
This section covers the design and architecture of the p313-transmission, including its components, layout, and integration with the Lexus RX drivetrain. It provides insights into the engineering principles behind its performance and durability.
Transmission Design
This section covers the design and architecture of the p313-transmission, including its components, layout, and integration with the Lexus RX drivetrain. It provides insights into the engineering principles behind its performance and durability.
Transmission Type
- 8-speed automatic transmission
- Front-wheel drive (FWD) and all-wheel drive (AWD) configurations
- Electronically controlled with paddle shifters
- Optimized for smooth shifting and fuel efficiency
Key Components
- Torque converter with lock-up clutch
- Planetary gear sets for compact design
- High-strength alloy housing
- Integrated cooling system for thermal management
Performance Specifications
This section outlines the performance characteristics of the p313-transmission, including gear ratios, torque capacity, and acceleration metrics. It highlights how the transmission enhances the driving experience of the Lexus RX.
Performance Specifications
This section outlines the performance characteristics of the p313-transmission, including gear ratios, torque capacity, and acceleration metrics. It highlights how the transmission enhances the driving experience of the Lexus RX.
Gear Ratios
- 1st gear: 5.250
- 2nd gear: 3.029
- 3rd gear: 1.950
- 4th gear: 1.457
- 5th gear: 1.221
- 6th gear: 1.000
Torque Capacity
- Maximum torque capacity: 370 Nm
- Designed for V6 engine compatibility
- Enhanced clutch materials for durability
- Optimized for towing and heavy loads
Maintenance and Service
This section provides guidelines for maintaining and servicing the p313-transmission. It includes recommended service intervals, fluid specifications, and troubleshooting tips to ensure long-term reliability.
Maintenance and Service
This section provides guidelines for maintaining and servicing the p313-transmission. It includes recommended service intervals, fluid specifications, and troubleshooting tips to ensure long-term reliability.
Service Intervals
- Transmission fluid change every 60,000 miles
- Inspect seals and gaskets during routine maintenance
- Check for software updates at dealerships
- Monitor for unusual noises or shifting behavior
Fluid Specifications
- Use Toyota WS ATF (Automatic Transmission Fluid)
- Fluid capacity: 7.5 quarts (approx.)
- Ensure proper fluid level during service
- Avoid mixing with other transmission fluids
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Transmission Specifications
Overview
- Type
- 8-speed automatic
- Configuration
- Front-engine, all-wheel drive
- Platform
- Toyota New Global Architecture (TNGA)
- Material
- Aluminum alloy casing
- Location
- Mounted longitudinally
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 22.8 inches (579 mm)
- Height
- 18.3 inches (465 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Diameter
- 1.2 inches (30.5 mm)
- Output Shaft Diameter
- 1.5 inches (38.1 mm)
- Fluid Capacity
- 7.5 quarts (7.1 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- High-strength steel
- Clutch Packs
- Carbon composite
- Seals
- Synthetic rubber
- Cooling Lines
- Stainless steel
Features
- Performance
-
- Adaptive shift control
- Sequential shift mode
- Sport mode tuning
- Eco mode optimization
- Technology
-
- Direct shift technology
- Torque converter lockup
- Electronic control unit (ECU)
- Integrated temperature sensors
- Durability
-
- Reinforced gear teeth
- High-temperature fluid
- Corrosion-resistant coating
- Sealed bearings
- Efficiency
-
- Low-friction components
- Optimized gear ratios
- Reduced internal drag
- Lightweight design
- integration
-
- Compatible with hybrid systems
- Seamless AWD integration
- CAN bus communication
- OBD-II diagnostics
Safety Features
- Mechanical
-
- Overheat protection
- Overload protection
- Fail-safe mode
- Electronic
-
- Shift lock system
- Parking pawl safety
- Reverse lockout
- Monitoring
-
- Real-time diagnostics
- Fluid level sensors
- Wear detection
Comfort Features
- Noise Reduction
-
- Precision gear meshing
- Vibration dampening
- Acoustic insulation
- Smoothness
-
- Adaptive shift logic
- Torque converter tuning
- Low-speed creep control
- Convenience
-
- Paddle shifters
- Auto-hold function
- Hill-start assist
- Climate
-
- Integrated cooling system
- Fluid temperature regulation
- Cold-start optimization
Accessories
- Upgrades
-
- Performance shift kit
- Heavy-duty cooler
- Synthetic transmission fluid
- Tools
-
- Fluid exchange kit
- Diagnostic scanner
- Transmission jack adapter
- Maintenance
-
- Filter replacement kit
- Seal kit
- Gasket set
Maintenance
- Service interval
- Every 60,000 miles or 60 months
- Service Items
-
- Fluid and filter replacement
- Seal inspection
- Shift linkage adjustment
- ECU software update
- Cooling system check
- Maintenance Notes
- Use only Lexus-approved fluids and parts for optimal performance.
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Parts and labor
- Powertrain
- Miles: 70,000Years: 6Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 6Coverage: Casing and seals
- Extended
- Miles: 100,000Years: 8Coverage: Optional extended coverage
Production Details
- Manufacturer
- Aisin Seiki Co., Ltd.
- Manufacturing Process
-
- Precision CNC machining
- Heat treatment
- Automated assembly
- Laser alignment
- Quality Control
- Testing: Durability testing, Shift performance testing, Temperature cyclingStandards: ISO 9001 certification, Toyota Production System (TPS), Six Sigma
- Sustainability
-
- Recycled materials
- Energy-efficient production
- Waste reduction programs
- Production Metrics
- Units Per Year: 500,000Defect Rate: 0.01%Lead Time: 4 weeks
Service Information for p313 transmission Service
Maintenance and service requirements specific to this component
- Inspect fluid level and condition
- Check for leaks
- Test shift performance
- Update ECU software
Ensure fluid is at operating temperature before inspection.
- Replace transmission fluid
- Replace filter
- Inspect seals and gaskets
- Check cooling system
- Test torque converter
Use only Lexus-approved transmission fluid.
- Full system diagnostics
- Inspect and replace worn components
- Flush cooling lines
- Test electronic controls
- Perform shift calibration
Major service requires specialized tools and equipment.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the p313 transmission compatible with all 2016-2019 Lexus RX models?
Is the p313 transmission compatible with all 2016-2019 Lexus RX models?
The p313 transmission is specifically designed for the 2016-2019 Lexus RX 350 and RX 450h models. It is not compatible with other Lexus models or trims due to differences in engine configurations and drivetrain requirements. Always verify your vehicle's VIN and model specifications before purchasing or installing the transmission.
Q2 What are the maintenance requirements for the p313 transmission?
What are the maintenance requirements for the p313 transmission?
The p313 transmission requires regular maintenance to ensure optimal performance. Lexus recommends a transmission fluid change every 60,000 miles or 6 years, whichever comes first. Additionally, inspect the transmission for leaks, unusual noises, or shifting issues during routine service intervals. Always use Lexus-approved transmission fluid for replacements.
Q3 How do I replace the p313 transmission in my Lexus RX?
How do I replace the p313 transmission in my Lexus RX?
Replacing the p313 transmission involves several steps: 1) Disconnect the battery and remove the transmission pan. 2) Drain the transmission fluid and disconnect all electrical connectors. 3) Remove the driveshaft and transmission mounts. 4) Carefully lower the transmission and replace it with the new unit. 5) Reassemble all components and refill with approved transmission fluid. Professional installation is recommended.
Q4 What should I do if my p313 transmission is not shifting smoothly?
What should I do if my p313 transmission is not shifting smoothly?
If your p313 transmission is not shifting smoothly, first check the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. If the fluid is fine, inspect the transmission control module and sensors for faults. Resetting the transmission adaptive learning system may also resolve the issue. Consult a certified technician for further diagnostics.
Q5 How can I optimize the performance of my p313 transmission?
How can I optimize the performance of my p313 transmission?
To optimize the p313 transmission's performance, ensure regular maintenance, including fluid changes and inspections. Use only Lexus-approved transmission fluid and avoid aggressive driving habits. Installing a transmission cooler can help reduce heat buildup, prolonging the transmission's lifespan. Regularly updating the vehicle's software can also improve shifting performance 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.
2016-2019 Lexus RX Transmission Service Manual
Coming SoonThis manual provides detailed instructions for servicing and maintaining the p313 transmission, including fluid specifications, torque settings, and diagnostic procedures.
Technical Service Bulletin: p313 Transmission Software Update
Coming SoonThis bulletin outlines a software update for the p313 transmission to address shifting issues and improve performance in certain driving conditions.
Lexus RX Transmission Parts Catalog
Coming SoonThis catalog lists all compatible parts and accessories for the p313 transmission, including gaskets, seals, and fluid recommendations.
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We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
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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