Mazda Mazda CX-9 2007-2015 3.5L V6 Engine Specifications
Explore detailed technical specifications for the 3.5L V6 engine in the 2007-2015 Mazda CX-9. Learn about horsepower, torque, maintenance, and compatibility for optimal performance and repair.
Overview Specifications
This document provides detailed specifications and technical information about the 3.5L V6 engine used in the 2007-2015 Mazda CX-9. It is designed for enthusiasts, mechanics, and owners seeking in-depth knowledge about the engine's performance, design, and maintenance. Use the search and navigation instructions to quickly find relevant sections or refer to the quick reference table for key specifications.
How to Use
Use the search bar to enter keywords like 'horsepower,' 'torque,' or 'fuel efficiency' to locate specific details about the 3.5L V6 engine. Ensure your search terms are precise for accurate results.
Scroll through the sections or use the table of contents to jump to specific topics. Each section is organized into subsections with detailed technical points for easy reference.
Key Specifications
Displacement
3.5 liters
Horsepower
273 HP
Torque
270 lb-ft
Fuel Efficiency
19 mpg combined
Emissions Standard
ULEV-II
Available Specifications
Engine Performance
This section covers the performance metrics of the 3.5L V6 engine, including horsepower, torque, and acceleration. It also discusses the engine's responsiveness and efficiency under various driving conditions.
Engine Performance
This section covers the performance metrics of the 3.5L V6 engine, including horsepower, torque, and acceleration. It also discusses the engine's responsiveness and efficiency under various driving conditions.
Horsepower and Torque
- 273 horsepower at 6,250 RPM
- 270 lb-ft of torque at 4,250 RPM
- Optimized for mid-range power delivery
- Smooth power curve for consistent performance
Acceleration and Top Speed
- 0-60 mph in 7.5 seconds
- Top speed of 130 mph (electronically limited)
- Responsive throttle for quick acceleration
- Balanced performance for city and highway driving
Engine Design
This section delves into the design features of the 3.5L V6 engine, including its architecture, materials, and cooling system. It highlights the engineering innovations that contribute to its reliability and durability.
Engine Design
This section delves into the design features of the 3.5L V6 engine, including its architecture, materials, and cooling system. It highlights the engineering innovations that contribute to its reliability and durability.
Architecture and Materials
- 60-degree V6 configuration
- Aluminum block and cylinder heads for reduced weight
- Dual overhead camshafts (DOHC)
- Variable Valve Timing (VVT) for improved efficiency
Cooling and Lubrication
- High-capacity radiator for effective cooling
- Oil cooler integrated into the engine design
- Synthetic oil recommended for optimal lubrication
- Durable timing chain for long-term reliability
Fuel Efficiency and Emissions
This section explores the fuel efficiency and emissions characteristics of the 3.5L V6 engine. It includes details about fuel consumption, emissions standards, and technologies used to reduce environmental impact.
Fuel Efficiency and Emissions
This section explores the fuel efficiency and emissions characteristics of the 3.5L V6 engine. It includes details about fuel consumption, emissions standards, and technologies used to reduce environmental impact.
Fuel Consumption
- 16 mpg city / 22 mpg highway
- 19 mpg combined fuel efficiency
- Direct fuel injection for improved combustion
- Eco mode for optimized fuel usage
Emissions and Compliance
- Meets ULEV-II emissions standards
- Catalytic converter for reduced exhaust emissions
- Onboard diagnostics (OBD-II) for emissions monitoring
- Low CO2 emissions for its class
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Engine Specifications
Overview
- Type
- Naturally aspirated V6
- Configuration
- 60-degree V6
- Platform
- Ford Cyclone engine family
- Material
- Aluminum block and heads
- Location
- Front-engine, transverse-mounted
Dimensions
- Displacement
- 3.5 liters (3496 cc)
- Bore
- 92.5 mm (3.64 in)
- Stroke
- 86.7 mm (3.41 in)
- Length
- 650 mm (25.6 in)
- Width
- 720 mm (28.3 in)
- Height
- 680 mm (26.8 in)
- Weight
- 180 kg (397 lbs)
Materials
- Engine Block
- Aluminum alloy
- Cylinder Heads
- Aluminum alloy
- Pistons
- Forged aluminum
- Crankshaft
- Forged steel
- Valves
- Stainless steel
Features
- Fuel System
-
- Sequential multi-port fuel injection
- Electronic throttle control
- Returnless fuel system
- Ignition System
-
- Coil-on-plug ignition
- Direct spark ignition
- Waste spark system
- Cooling System
-
- Cross-flow aluminum radiator
- Electric cooling fan
- Thermostatically controlled
- Lubrication System
-
- Wet sump oil system
- Oil cooler
- Full-flow oil filter
- Emissions Control
-
- EGR system
- Catalytic converters
- OBD-II compliance
Safety Features
- Engine Protection
-
- Knock sensor system
- Overheat protection
- Low oil pressure warning
- Emissions Safety
-
- Catalytic converter heat shield
- Evaporative emissions control
- Fuel vapor recovery system
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Hydraulic engine mounts
- Tuned intake manifold
- Vibration Control
-
- Balanced crankshaft
- Dual-mass flywheel
- Hydraulic lash adjusters
Accessories
- Engine Bay
-
- Air intake system
- Belt-driven accessories
- Engine control module
- Cooling System
-
- Radiator fan shroud
- Coolant reservoir
- Thermostat housing
- Ignition System
-
- Spark plug wires
- Ignition coils
- Crankshaft position sensor
Maintenance
- Service interval
- Every 7,500 miles or 6 months
- Service Items
-
- Oil and filter change
- Air filter inspection
- Spark plug replacement
- Timing belt inspection
- Coolant flush
- Fuel system cleaning
- Maintenance Notes
- Use 5W-20 synthetic oil for optimal performance
Warranty
- Basic Warranty
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain Warranty
- Miles: 60,000Years: 5Coverage: Engine and transmission
- Emissions Warranty
- Miles: 80,000Years: 8Coverage: Catalytic converter and ECU
- Corrosion Warranty
- Miles: UnlimitedYears: 5Coverage: Perforation from corrosion
Production Details
- Manufacturer
- Ford Motor Company
- Manufacturing Process
-
- Casting of aluminum block
- CNC machining of cylinder heads
- Assembly line production
- Quality Control
- Engine Testing: Dyno testing for performanceLeak Testing: Pressure testing for coolant and oil systemsFinal Inspection: Visual and functional checks
- Sustainability Practices
-
- Recycled aluminum usage
- Low-emission manufacturing
- Waste reduction programs
- Production Metrics
- Units Per Day: 500Defect Rate: 0.5%Energy Usage: 15 kWh per engine
Service Information for 3.5l v6 engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Inspect air filter
- Check spark plugs
- Inspect belts and hoses
- Check coolant level
- Inspect exhaust system
Use synthetic oil for better performance and longevity
- Replace air filter
- Replace cabin air filter
- Inspect fuel system
- Check ignition system
- Inspect cooling system
- Check engine mounts
Perform thorough inspection of all engine components
- Replace timing belt
- Replace water pump
- Replace spark plugs
- Flush cooling system
- Inspect and replace engine seals
- Check valve clearance
Critical to replace timing belt to prevent engine damage
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 3.5L V6 engine compatible with other Mazda models?
Is the 3.5L V6 engine compatible with other Mazda models?
The 3.5L V6 engine, also known as the Cyclone engine, was specifically designed for the 2007-2015 Mazda CX-9. While it shares some design elements with Ford's Duratec engines, it is not directly compatible with other Mazda models due to differences in mounting points, electronics, and transmission configurations. Always verify compatibility with your vehicle's specifications before considering any engine swaps or modifications.
Q2 What are the maintenance requirements for the 3.5L V6 engine?
What are the maintenance requirements for the 3.5L V6 engine?
The 3.5L V6 engine requires regular maintenance to ensure optimal performance. Key tasks include oil changes every 5,000-7,500 miles, air filter replacement every 15,000-30,000 miles, and spark plug replacement every 60,000-100,000 miles. Additionally, inspect the timing belt every 60,000 miles and replace it if necessary. Regular coolant flushes and transmission fluid changes are also recommended to maintain engine longevity.
Q3 How do I replace the 3.5L V6 engine in a Mazda CX-9?
How do I replace the 3.5L V6 engine in a Mazda CX-9?
Replacing the 3.5L V6 engine involves several steps: 1) Disconnect the battery and drain fluids. 2) Remove the intake manifold, exhaust components, and accessories. 3) Detach the transmission and engine mounts. 4) Use an engine hoist to lift the engine out. Installation is the reverse process, ensuring all connections are secure and torqued to manufacturer specifications. Refer to the service manual for detailed instructions and safety precautions.
Q4 What are common troubleshooting steps for the 3.5L V6 engine?
What are common troubleshooting steps for the 3.5L V6 engine?
Common issues with the 3.5L V6 engine include rough idling, reduced power, and check engine lights. Start by scanning for diagnostic trouble codes (DTCs) using an OBD-II scanner. Check for vacuum leaks, inspect spark plugs and ignition coils, and ensure the fuel system is functioning properly. If overheating occurs, inspect the cooling system for leaks or blockages. Regular maintenance can prevent many of these issues.
Q5 How can I optimize the performance of the 3.5L V6 engine?
How can I optimize the performance of the 3.5L V6 engine?
To optimize performance, use high-quality synthetic oil and ensure timely maintenance. Upgrading the air intake and exhaust systems can improve airflow and power output. Consider a performance tune to enhance throttle response and fuel efficiency. Regularly clean the throttle body and fuel injectors to maintain smooth operation. Avoid aggressive driving to reduce wear and tear on engine components.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mazda CX-9 Service Manual (2007-2015)
Coming SoonComprehensive guide covering maintenance, repairs, and technical specifications for the Mazda CX-9 with the 3.5L V6 engine.
Technical Service Bulletin: Engine Performance Issues
Coming SoonDetails common engine performance issues and recommended solutions for the 3.5L V6 engine in Mazda CX-9 models.
Mazda CX-9 Parts and Accessories Catalog
Coming SoonCatalog listing OEM and aftermarket parts compatible with the 2007-2015 Mazda CX-9, including engine components.
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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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