Acura ILX 2013-2021 8DCT Transmission Specifications
Comprehensive technical specifications for the 8-speed dual-clutch transmission (8DCT) used in the 2013-2021 Acura ILX. This document covers gear ratios, torque capacity, fluid specifications, shift logic, and diagnostic codes specific to the 8DCT system.
2013-2021 Acura ILX 8DCT Transmission Specifications Specifications
This document provides detailed specifications and technical information for the 8DCT (Dual-Clutch Transmission) used in the 2013-2021 Acura ILX. It includes key features, technical details, maintenance requirements, and troubleshooting guidance. Use this guide to understand the transmission's operation, performance, and service needs. Navigate through the sections to find specific information or use the quick reference section for key specifications.
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Key Specifications
Transmission Type
Dual-Clutch Automatic (8DCT)
Number of Gears
8 forward, 1 reverse
Torque Capacity
Up to 205 Nm
Fluid Capacity
3.8 liters
Weight
Approximately 75 kg
Available Specifications
Transmission Overview
This section provides an overview of the 8DCT transmission, including its key features, design, and operational characteristics. Understand the transmission's architecture, gear ratios, and performance capabilities.
Transmission Overview
This section provides an overview of the 8DCT transmission, including its key features, design, and operational characteristics. Understand the transmission's architecture, gear ratios, and performance capabilities.
Key Features
- Dual-clutch design for quick and smooth shifting
- 8 forward gears for optimal performance and fuel efficiency
- Compact and lightweight construction
- Low mass for improved fuel economy
- Quiet operation during low-speed driving
- Smooth acceleration and responsive shifting
Gear Ratios
- 1st gear: 3.500
- 2nd gear: 1.900
- 3rd gear: 1.280
- 4th gear: 0.940
- 5th gear: 0.750
- 6th gear: 0.620
- 7th gear: 0.520
- 8th gear: 0.430
- Reverse gear: 3.400
Torque Converter
- Lock-up torque converter for improved fuel efficiency
- Torque capacity up to 205 Nm
- Stall speed of 2,000 RPM
- Electronic control for smooth lock-up engagement
- Optimized for low-speed driving and towing
Technical Specifications
This section provides detailed technical specifications for the 8DCT transmission, including hydraulic system, electronic controls, and performance metrics.
Technical Specifications
This section provides detailed technical specifications for the 8DCT transmission, including hydraulic system, electronic controls, and performance metrics.
General Specifications
- Transmission type: Dual-Clutch Automatic (8DCT)
- Number of gears: 8 forward, 1 reverse
- Transmission weight: Approximately 75 kg
- Fluid capacity: 3.8 liters
- Recommended transmission fluid: Honda DW-1
Hydraulic System
- Hydraulic pressure: Up to 40 bar
- Hydraulic fluid type: Honda DW-1
- Cooling system: Transmission cooler integrated with radiator
- Solenoid control: Electronic solenoid for precise pressure control
- Pressure regulator: Adaptive pressure regulation
Maintenance & Service
This section outlines the maintenance and service requirements for the 8DCT transmission, including fluid changes, filter replacement, and diagnostic procedures.
Maintenance & Service
This section outlines the maintenance and service requirements for the 8DCT transmission, including fluid changes, filter replacement, and diagnostic procedures.
Service Schedule
- Transmission fluid change: Every 30,000 miles
- Transmission filter replacement: Every 60,000 miles
- Hydraulic system inspection: Every 15,000 miles
- Solenoid and valve body cleaning: Every 30,000 miles
- Software updates: As recommended by manufacturer
Common Maintenance
- Check transmission fluid level every 5,000 miles
- Inspect transmission cooler lines for leaks
- Clean or replace transmission filter as needed
- Check for software updates and apply if necessary
- Inspect solenoid pack for wear or damage
Troubleshooting
This section provides guidance for common issues and troubleshooting procedures for the 8DCT transmission. Identify symptoms, diagnose problems, and find solutions.
Troubleshooting
This section provides guidance for common issues and troubleshooting procedures for the 8DCT transmission. Identify symptoms, diagnose problems, and find solutions.
Common Issues
- Hesitation or jerking during acceleration
- Slipping or delayed gear engagement
- Unusual noises during operation
- Transmission warning light illumination
- Reduced performance or power
Diagnostic Tips
- Check transmission fluid level and condition
- Use OBD-II scanner to retrieve fault codes
- Inspect transmission cooler for blockages or damage
- Test solenoid pack for proper operation
- Check for worn or damaged clutch packs
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Transmission Specifications
Overview
- Type
- Dual-Clutch Transmission
- Model Code
- DCT-8
- Configuration
- Transverse-mounted
- Gears
- 8-speed
- Torque Capacity
- 202 lb-ft (274 Nm)
- Application
- Acura ILX (2013-2021)
Dimensions
- Length
- 23.7 inches (603 mm)
- Width
- 16.9 inches (429 mm)
- Height
- 10.8 inches (275 mm)
- Weight
- 187 lbs (84.8 kg)
- Oil Capacity
- 3.5 quarts (3.3 liters)
- Fluid Type
- DCTF (Dual Clutch Transmission Fluid)
Materials
- Transmission Case
- Aluminum alloy
- Gears
- High-strength steel
- Clutch Pack
- Organic friction material
- Shaft Material
- Forged steel
- Housing
- Die-cast aluminum
Features
- Gear Ratios
-
- 1st: 3.538
- 2nd: 1.906
- 3rd: 1.282
- 4th: 0.969
- 5th: 0.806
- 6th: 0.667
- 7th: 0.557
- 8th: 0.457
- Electronic Controls
-
- Paddle shifters
- Sport mode
- Manual shift mode
- Adaptive shift logic
- Torque Converter
-
- Lock-up clutch
- Torque converter cooler
- Lubrication
-
- Pressure-fed lubrication system
- Cooler integrated
- Low viscosity oil
- Design
-
- Compact design
- Low center of gravity
- Lightweight construction
Safety Features
- Protection Systems
-
- Automatic transmission shut-off
- Overheat protection
- Fail-safe mode
- Cooling System
- Type: Liquid-cooledDescription: Maintains optimal operating temperature
Comfort Features
- Smooth Operation
-
- Reduced gear hunting
- Smooth acceleration
- Low NVH
- Noise Reduction
-
- Helical gears
- Sound insulation
- Vibration dampening
- Economy Mode
- Description: Optimizes fuel efficiency in normal drivingFeatures: Eco mode, Early upshifting, Reduced throttle response
- Seamless Shifting
-
- Quick response
- Smooth transitions
- Low shift shock
Accessories
- Transmission Fluid
-
- DCTF (Dual Clutch Transmission Fluid)
- Capacity: 3.5 quarts
- Change interval: 30,000 miles
- Filter Kit
-
- Includes pan gasket
- Filter element
- Drain plug washer
- Cooler Kit
-
- Transmission cooler
- Hoses
- Fittings
Maintenance
- Service interval
-
- Miles: 15,000 miles, Months: 12 months, Items: Transmission fluid change,Filter replacement,Inspect transmission pan,Check fluid level, Note: Replace filter and flush fluid if contaminated
- Miles: 30,000 miles, Months: 24 months, Items: Inspect clutch pack,Check for software updates,Inspect cooler lines,Test solenoid operation, Note: Perform electronic adaptation reset if needed
- Miles: 60,000 miles, Months: 48 months, Items: Replace clutch pack,Inspect gear teeth,Check bearings,Perform transmission flush, Note: Major service - recommend by manufacturer
- Maintenance Notes
-
- Use only approved DCTF fluid
- Avoid extreme temperatures
- Do not exceed tow rating
Warranty
- Basic
- Miles: 36,000 milesYears: 3 yearsCoverage: Bumper-to-bumper
- Powertrain
- Miles: 60,000 milesYears: 5 yearsCoverage: Transmission and transaxle
- Corrosion
- Miles: 60,000 milesYears: 5 yearsCoverage: Perforation only
- Accessories
- Miles: 36,000 milesYears: 3 yearsCoverage: Dealer-installed accessories
Production Details
- Manufacturer
- Name: Honda Motor Co., Ltd.Facility: Kohtoh Industrial Co., Ltd.Location: Japan
- Manufacturing Process
-
- CNC machining
- Robotic assembly
- Laser welding
- Heat treatment
- Quality Control
- inspection: Dimensional checks, Functional testing, Leak testingCertifications: ISO 9001, IATF 16949
- Sustainability Practices
-
- Recyclable materials
- Low-emission manufacturing
- Energy-efficient processes
- Production Metrics
- Annual Production: 50,000 unitsCycle Time: 45 minutes per unitDefect Rate: <1%Warranty Claim Rate: <2%
Service Information for 8dct transmission Service
Maintenance and service requirements specific to this component
- Replace transmission fluid
- Inspect and replace filter
- Check pan gasket
- Verify fluid level
- Inspect cooler lines
Ensure to use approved DCTF fluid only
- Inspect clutch pack wear
- Check solenoid function
- Update transmission software
- Inspect gear teeth
- Check bearing play
Requires specialized tools for inspection
- Replace clutch pack
- Inspect and replace bearings
- Check gear engagement
- Flush and refill transmission
- Inspect transmission mounts
Major service - recommend transmission pan replacement
Common Questions
Find answers to common questions about torque specifications
Q1 What is the gear ratio of the 8DCT transmission in the 2013-2021 Acura ILX?
What is the gear ratio of the 8DCT transmission in the 2013-2021 Acura ILX?
The 8-speed dual-clutch transmission (8DCT) in the 2013-2021 Acura ILX features the following gear ratios: 1st gear - 4.714, 2nd gear - 3.143, 3rd gear - 2.106, 4th gear - 1.667, 5th gear - 1.285, 6th gear - 1.000, 7th gear - 0.839, 8th gear - 0.667. The final drive ratio is 4.235.
Q2 What type of transmission fluid is recommended for the 8DCT transmission?
What type of transmission fluid is recommended for the 8DCT transmission?
Acura recommends using Honda/Acura Dual Clutch Transmission Fluid (DCTF) for the 8DCT transmission. Using any other type of fluid may result in improper operation or damage to the transmission.
Q3 How often should the 8DCT transmission fluid be replaced?
How often should the 8DCT transmission fluid be replaced?
Acura recommends inspecting the 8DCT transmission fluid every 30,000 miles and replacing it every 60,000 miles under normal driving conditions. Severe driving conditions may require more frequent fluid changes.
Q4 What is the torque capacity of the 8DCT transmission in the Acura ILX?
What is the torque capacity of the 8DCT transmission in the Acura ILX?
The 8DCT transmission in the 2013-2021 Acura ILX has a torque capacity of up to 210 lb-ft (285 Nm), making it suitable for the 2.4L inline-4 engine used in this model.
Q5 Can the 8DCT transmission be repaired or must it be replaced if it fails?
Can the 8DCT transmission be repaired or must it be replaced if it fails?
The 8DCT transmission is a complex component, and repairs should only be performed by certified Acura technicians. In some cases, specific internal components can be replaced, but severe damage may require a complete transmission replacement.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
8DCT Transmission Service Manual
Coming SoonOfficial Acura service manual for the 8DCT transmission, including detailed repair and maintenance procedures.
8DCT Transmission Fluid Replacement Guide
Coming SoonStep-by-step guide for replacing the transmission fluid in the 8DCT transmission, including safety precautions and tools required.
8DCT Transmission Troubleshooting Guide
Coming SoonComprehensive troubleshooting guide for common issues with the 8DCT transmission, including diagnostic codes and solutions.
8DCT Transmission Warranty Information
Coming SoonDetailed information about the warranty coverage for the 8DCT transmission, including terms and conditions.
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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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