Lincoln Lincoln MKX 2016-2018 6F55 Transmission Specifications
This document provides detailed technical specifications for the 6F55 transmission used in the 2016-2018 Lincoln MKX. The 6F55 is a six-speed automatic transmission designed for smooth and efficient performance, offering a balance of power and fuel economy. This guide includes key details such as gear ratios, torque capacity, fluid type, and maintenance intervals. These specifications are essential for automotive technicians, enthusiasts, and owners looking to understand, maintain, or repair the transmission. By providing accurate and comprehensive information, this resource ensures proper servicing, enhances vehicle longevity, and supports performance optimization. Whether for routine maintenance, troubleshooting, or upgrades, this guide serves as a valuable reference for anyone working with the 2016-2018 Lincoln MKX.
Overview Specifications
This document provides detailed specifications and technical information about the 6F55 transmission used in the 2016-2018 Lincoln MKX. It is designed to assist technicians, engineers, and enthusiasts in understanding the transmission's features, maintenance, and performance. Use this guide to navigate through sections, search for specific details, and find quick reference information for efficient troubleshooting and servicing.
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Key Specifications
Gear Ratios
4.484:1 to 0.742:1
Torque Capacity
365 lb-ft
Fluid Type
MERCON LV
Fluid Capacity
12.5 quarts
Shift Modes
Adaptive, Sport, Manual
Available Specifications
Transmission Specifications
This section outlines the key technical specifications of the 6F55 transmission, including gear ratios, torque capacity, and fluid capacity. It provides essential details for understanding the transmission's design and performance capabilities.
Transmission Specifications
This section outlines the key technical specifications of the 6F55 transmission, including gear ratios, torque capacity, and fluid capacity. It provides essential details for understanding the transmission's design and performance capabilities.
Gear Ratios
- 1st Gear: 4.484:1
- 2nd Gear: 2.872:1
- 3rd Gear: 1.842:1
- 4th Gear: 1.414:1
- 5th Gear: 1.000:1
- 6th Gear: 0.742:1
Torque Capacity
- Maximum Torque: 365 lb-ft
- Designed for V6 and EcoBoost engines
- Optimized for smooth shifting under load
Maintenance and Service
This section covers maintenance schedules, fluid requirements, and common service procedures for the 6F55 transmission. It is a valuable resource for ensuring proper care and longevity of the transmission.
Maintenance and Service
This section covers maintenance schedules, fluid requirements, and common service procedures for the 6F55 transmission. It is a valuable resource for ensuring proper care and longevity of the transmission.
Fluid Requirements
- Transmission Fluid Type: MERCON LV
- Fluid Capacity: 12.5 quarts (including cooler)
- Fluid Change Interval: Every 60,000 miles
Service Procedures
- Fluid Drain and Refill
- Filter Replacement
- Pan Gasket Replacement
Performance and Diagnostics
This section focuses on the performance characteristics and diagnostic tools for the 6F55 transmission. It includes information on shift patterns, common issues, and troubleshooting techniques.
Performance and Diagnostics
This section focuses on the performance characteristics and diagnostic tools for the 6F55 transmission. It includes information on shift patterns, common issues, and troubleshooting techniques.
Shift Patterns
- Adaptive Shift Technology
- Sport Mode for aggressive shifting
- Manual Shift Control for driver input
Common Issues
- Delayed Shifting
- Transmission Slipping
- Fluid Leaks
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- 6-speed
- Platform
- Ford CD4 platform
- Material
- Aluminum and steel
- Location
- Front-wheel drive or all-wheel drive
Dimensions
- Length
- 27.5 inches (698.5 mm)
- Width
- 19.7 inches (500.4 mm)
- Height
- 16.1 inches (408.9 mm)
- Weight
- 187 lbs (84.8 kg)
- input Shaft Diameter
- 1.25 inches (31.75 mm)
- Output Shaft Diameter
- 1.5 inches (38.1 mm)
- Fluid Capacity
- 8.5 quarts (8 liters)
Materials
- Housing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Plates
- Composite materials
- Seals
- Synthetic rubber
Features
- Transmission Control
-
- Adaptive shift scheduling
- Sport mode
- Manual shift control
- Grade assist
- Cooling
-
- Integrated transmission cooler
- Thermal management system
- Fluid temperature sensor
- Performance
-
- Smooth gear transitions
- Enhanced torque capacity
- Optimized fuel efficiency
- Safety
-
- Fail-safe mode
- Overheat protection
- Shift lock system
- Comfort
-
- Quiet operation
- Reduced vibration
- Seamless acceleration
Safety Features
- Emergency
-
- Neutral safety switch
- Brake shift interlock
- Overload Protection
-
- Torque converter lockup
- Electronic pressure control
- Monitoring
-
- Transmission fluid level sensor
- Diagnostic trouble codes
Comfort Features
- Noise Reduction
-
- Sound-deadening materials
- Precision gear machining
- Smoothness
-
- Adaptive shift algorithms
- Hydraulic control system
- Ergonomics
-
- Paddle shifters
- Electronic gear selector
Accessories
- Tools
-
- Transmission jack
- Fluid pump
- Diagnostic scanner
- Fluids
-
- Mercon LV transmission fluid
- Seal conditioner
- Flush solution
- Upgrades
-
- Performance shift kit
- Enhanced cooler
- Shift improvement module
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Fluid and filter replacement
- Seal inspection
- Shift quality check
- Sensor diagnostics
- Cooling system inspection
- Maintenance Notes
- Use only recommended fluids and follow torque specifications
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 60,000Years: 5Coverage: Transmission and drivetrain
- Corrosion
- Miles: UnlimitedYears: 5Coverage: Perforation from rust
- Roadside Assistance
- Miles: 60,000Years: 5Coverage: Towing and emergency services
Production Details
- Manufacturer
- Ford Motor Company
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Quality testing
- Quality Control
- inspection: 100% component testingTesting: Durability and performance validationStandards: ISO 9001 certified
- Sustainability Practices
-
- Recycled materials
- Energy-efficient production
- Waste reduction
- Production Metrics
- Units Per Year: 250,000Defect Rate: 0.02%Lead Time: 4 weeks
Service Information for 6f55 transmission Service
Maintenance and service requirements specific to this component
- Replace transmission fluid
- Inspect seals and gaskets
- Check fluid level and condition
- Perform shift quality test
- Inspect cooling system
Use only Mercon LV transmission fluid
- Replace fluid filter
- Inspect torque converter
- Check electronic controls
- Test sensors
- Inspect clutch plates
Requires diagnostic scanner
- Flush transmission system
- Replace seals and gaskets
- Inspect internal components
- Perform full diagnostic
- Test cooling system efficiency
Major service may require transmission removal
Common Questions
Find answers to common questions about torque specifications
Q1 What are the compatibility specifications for the 6F55 transmission in 2016-2018 Lincoln MKX?
What are the compatibility specifications for the 6F55 transmission in 2016-2018 Lincoln MKX?
The 6F55 transmission is compatible with 2016-2018 Lincoln MKX models equipped with the 2.7L EcoBoost or 3.7L V6 engines. It features a six-speed automatic design with electronic control, offering smooth shifting and improved fuel efficiency. It is specifically engineered for these engines and is not compatible with other powertrains. Always verify the vehicle’s VIN and engine type before installation or replacement to ensure proper compatibility.
Q2 What are the maintenance requirements for the 6F55 transmission?
What are the maintenance requirements for the 6F55 transmission?
The 6F55 transmission requires regular maintenance to ensure optimal performance. Ford recommends a fluid and filter change every 60,000 miles or as specified in the owner’s manual. Regularly check for leaks, unusual noises, or delayed shifting. Use only Motorcraft Mercon LV transmission fluid for refills. Proper maintenance helps prevent premature wear and extends the transmission’s lifespan.
Q3 How do I install or replace the 6F55 transmission in my Lincoln MKX?
How do I install or replace the 6F55 transmission in my Lincoln MKX?
To install or replace the 6F55 transmission, first, disconnect the battery and remove the transmission pan and torque converter. Use a transmission jack to support the unit while detaching it from the engine. Align the new transmission carefully, ensuring proper connection to the engine and drivetrain. Reinstall all components, refill with the correct fluid, and test the system for leaks and proper operation. Professional installation is recommended for optimal results.
Q4 What are common troubleshooting steps for the 6F55 transmission?
What are common troubleshooting steps for the 6F55 transmission?
If experiencing issues with the 6F55 transmission, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause shifting problems. Inspect for leaks or damaged wiring. Use a diagnostic scanner to check for error codes. Common issues include delayed shifting or slipping, which may require software updates, solenoid replacement, or transmission servicing. Consult a professional for complex diagnostics.
Q5 How can I optimize the performance of the 6F55 transmission?
How can I optimize the performance of the 6F55 transmission?
To optimize the 6F55 transmission’s performance, ensure regular maintenance, including fluid changes and filter replacements. Use only manufacturer-recommended fluids. Avoid aggressive driving, which can cause excessive wear. Keep the transmission cool by ensuring the cooling system is functioning properly. Regularly update the transmission control module software to benefit from performance improvements and bug fixes.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2016-2018 Lincoln MKX Transmission Service Manual
Coming SoonThis manual provides detailed instructions for servicing the 6F55 transmission, including disassembly, repair, and reassembly procedures.
Technical Service Bulletin for 6F55 Transmission Updates
Coming SoonThis bulletin outlines software updates and common issues for the 6F55 transmission, along with recommended solutions.
Lincoln MKX Transmission Parts Catalog
Coming SoonA comprehensive guide to parts and accessories for the 6F55 transmission, including part numbers and compatibility details.
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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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