Audi Audi A4 2005-2008 3.2L Engine Specifications
Detailed technical specifications and documentation for the 3.2L V6 FSI engine in the 2005-2008 Audi A4. Includes performance metrics, maintenance guidelines, and system-specific details for the Audi A4 B7 platform.
2005-2008 Audi A4 3.2L Engine Specifications Specifications
This document provides detailed specifications and technical information for the 3.2L engine used in the 2005-2008 Audi A4. It covers key aspects such as engine performance, technical details, maintenance requirements, and emissions standards. Use this guide to understand the capabilities and needs of your vehicle's engine, ensuring proper care and optimal performance. Refer to the sections below for in-depth information, and use the quick reference section for fast access to key specifications.
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Navigate through the document by selecting sections from the table of contents. Each section is divided into subsections with detailed points. Use the quick reference section for a concise overview of key specifications.
Key Specifications
Engine Displacement
3.2L (3,189 cc)
Horsepower
255 HP @ 6,500 RPM
Torque
243 lb-ft @ 3,200 RPM
Fuel Capacity
16.6 gallons (63 liters)
0-60 MPH
6.9 seconds
Available Specifications
Engine Overview
This section provides a general overview of the 3.2L engine, including its design, fuel system, and key features. It serves as a foundation for understanding the engine's architecture and capabilities.
Engine Overview
This section provides a general overview of the 3.2L engine, including its design, fuel system, and key features. It serves as a foundation for understanding the engine's architecture and capabilities.
Engine Design
- 3.2L V6 engine (VR6 configuration)
- Aluminum alloy block and cylinder heads
- Dual overhead camshafts (DOHC)
- Four valves per cylinder
- Variable valve timing (VVT)
Fuel System
- Fuel injection system: Multi-point fuel injection
- Fuel type: Premium unleaded gasoline (91 octane or higher)
- Fuel tank capacity: 16.6 gallons (63 liters)
- Fuel economy (EPA ratings): 19 MPG city, 27 MPG highway
Engine Management
- Engine control unit (ECU): Bosch Motronic ME 7.1
- Ignition system: Coil-on-plug ignition
- Emissions control: Catalytic converter with secondary air injection
- OBD-II compliant
Performance
This section details the performance capabilities of the 3.2L engine, including power output, torque, and acceleration. It highlights the engine's responsiveness and driving characteristics.
Performance
This section details the performance capabilities of the 3.2L engine, including power output, torque, and acceleration. It highlights the engine's responsiveness and driving characteristics.
Power Output
- Horsepower: 255 HP @ 6,500 RPM
- Torque: 243 lb-ft @ 3,200 RPM
- Redline: 7,000 RPM
- Power-to-weight ratio: Approximately 13.4 lbs/HP
Acceleration
- 0-60 MPH: 6.9 seconds
- 1/4 mile time: 15.2 seconds @ 92 MPH
- Top speed: Electronically limited to 155 MPH
Technical Specifications
This section provides detailed technical specifications for the 3.2L engine, including dimensions, cooling system, and transmission options. It is useful for mechanical insights and maintenance planning.
Technical Specifications
This section provides detailed technical specifications for the 3.2L engine, including dimensions, cooling system, and transmission options. It is useful for mechanical insights and maintenance planning.
Dimensions and Weight
- Engine weight: Approximately 370 lbs (168 kg)
- Length: 22.1 inches (562 mm)
- Width: 19.2 inches (488 mm)
- Height: 24.8 inches (630 mm)
Cooling System
- Coolant type: Mixture of 50% water and 50% antifreeze
- Coolant capacity: 4.5 quarts (4.3 liters)
- Radiator size: 26.8 inches x 13.4 inches (680 mm x 340 mm)
- Water pump: Centrifugal type, belt-driven
Transmission
- Available transmissions: 6-speed manual (Getrag 02E), 6-speed automatic (Tiptronic)
- Drivetrain: Quattro all-wheel drive
- Final drive ratio: 3.73:1 (manual), 3.46:1 (automatic)
Maintenance
This section outlines the recommended maintenance schedule and procedures for the 3.2L engine. Regular maintenance is essential for ensuring longevity and optimal performance.
Maintenance
This section outlines the recommended maintenance schedule and procedures for the 3.2L engine. Regular maintenance is essential for ensuring longevity and optimal performance.
Service Intervals
- Oil change interval: Every 5,000 to 7,500 miles (8,000 to 12,000 km)
- Spark plug replacement: Every 30,000 miles (48,000 km)
- Belt replacement: Serpentine belt every 50,000 miles (80,000 km)
- Brake fluid change: Every 30,000 miles (48,000 km)
Fluids and Filters
- Engine oil capacity: 6.5 quarts (6.2 liters)
- Oil filter type: Mann W 940/25
- Air filter type: Audi A4 3.2L engine air filter
- Cabin air filter replacement: Every 12,000 miles (19,000 km)
Belts and Hoses
- Serpentine belt: Single belt drives all accessories
- Timing belt: Chain-driven, no replacement interval (lifetime)
- Hoses: Inspect every 15,000 miles (24,000 km)
- Coolant hoses: Replace every 50,000 miles (80,000 km)
Emissions
This section provides information on emissions standards and fuel efficiency for the 3.2L engine. It highlights the engine's environmental impact and compliance with regulations.
Emissions
This section provides information on emissions standards and fuel efficiency for the 3.2L engine. It highlights the engine's environmental impact and compliance with regulations.
Emissions Standards
- Emissions certification: ULEV II (Ultra Low Emission Vehicle)
- Catalytic converter: Dual three-way catalytic converters
- Emissions control: Secondary air injection and exhaust gas recirculation
- Compliance: Meets or exceeds EPA and CARB standards
Fuel Efficiency
- City: 19 MPG (24 liters/100km)
- Highway: 27 MPG (8.7 liters/100km)
- Combined: 22 MPG (10.6 liters/100km)
- CO2 emissions: 345 g/mile
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Engine Specifications
Overview
- Type
- V6
- Configuration
- 6 cylinders in V configuration
- Platform
- MLB (Modular Longitudinal Matrix)
- Material
- Aluminum alloy block and cylinder head
- Location
- Longitudinal front engine
Dimensions
- Displacement
- 3.2 liters (3123 cc)
- Number Of Cylinders
- 6
- Bore
- 84 mm (3.31 in)
- Stroke
- 92 mm (3.62 in)
- Engine Weight
- 190 kg (419 lbs)
- Length
- 464 mm (18.27 in)
- Width
- 430 mm (16.93 in)
- Height
- 624 mm (24.57 in)
Materials
- Engine Block
- Aluminum alloy
- Cylinder Head
- Aluminum alloy
- Crankshaft
- Forged steel
- Pistons
- Cast aluminum alloy
- Timing Chain
- Steel
Features
- Fuel System
-
- Fuel Stratified Injection (FSI)
- Direct fuel injection
- Returnless fuel system
- Valvetrain
-
- Variable intake valve timing
- Hydraulic lifters
- Dual overhead camshafts
- Cooling System
-
- Dual circuit cooling system
- Electric cooling fans
- Aluminum alloy radiators
- Exhaust System
-
- Dual exhaust system
- Chrome-plated exhaust tips
- Catalytic converter
- Engine Management
-
- Bosch Motronic engine control unit
- Knock sensors
- Crankshaft position sensor
- Camshaft position sensor
Safety Features
- Crash Protection
-
- Engine immobilizer
- Aramid-reinforced subframe mounts
- Automatically disconnecting fuel pump in case of crash
- Sensors
-
- Engine oil pressure sensor
- Coolant temperature sensor
- Fuel pressure sensor
- Systems
-
- Automatic engine shutdown after crash
- Electronic Stability Program (ESP)
- Anti-lock Braking System (ABS)
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Sound-dampening materials
- Helical gear teeth for quieter operation
- Climate Impact
- Emissions control system with catalytic converter
- Engine Smoothness
- Balanced crankshaft and counter-rotating balance shafts
Accessories
- Engine Accessories
-
- Engine cover
- Oil dipstick
- Coolant reservoir
- Performance Accessories
-
- Performance air filter
- Aftermarket engine tuning chips
- High-performance spark plugs
- Engine Dress-Up
-
- Aluminum engine trim
- Carbon fiber engine cover
- Stainless steel engine accents
Maintenance
- Service interval
- Every 5,000 to 7,500 miles (8,000 to 12,000 km)
- Service Items
-
- Oil and filter change
- Inspect air filter
- Check coolant level
- Inspect serpentine belt
- Check brake fluid level
- Inspect tire pressure
- Maintenance Notes
- Follow Audi-recommended maintenance schedule for optimal performance and longevity.
Warranty
- Basic Warranty
- Miles: 50,000 milesYears: 4 yearsCoverage: Bumper-to-bumper
- Powertrain Warranty
- Miles: 70,000 milesYears: 5 yearsCoverage: Drivetrain components
- Corrosion Warranty
- Miles: Unlimited milesYears: 12 yearsCoverage: Perforation of body panels
- Emissions Warranty
- Miles: 80,000 milesYears: 8 yearsCoverage: Emissions-related components
Production Details
- Manufacturer
- Audi AG
- Manufacturing Process
-
- Cylinder block cast using low-pressure die casting
- Cylinder head produced using gravity die casting
- Crankshaft forged and machined in-house
- Engine assembly on automated production line
- Quality Control
- inspection: End-of-line testing including power and torque verificationCertification: Each engine individually tested and certifiedWarranty Tracking: Serialized engine blocks for traceability
- Sustainability Practices
-
- Recyclable materials used in engine construction
- Energy-efficient manufacturing processes
- Emissions reduction technologies
- Production Metrics
- Annual Production: Approximately 50,000 unitsProduction Years: 2005-2008Plant Location: Győr, Hungary
Service Information for 3.2l engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Tire pressure check
- Inspect air filter
- Check coolant level
- Inspect belts for wear
- Battery health check
Typical routine maintenance interval
- Inspect and replace air filter as needed
- Check and top off fluids
- Inspect serpentine belt condition
- Check brake pads and rotors
- Inspect suspension components
- Check exhaust system for leaks
More comprehensive check-up
- Spark plug replacement
- Fuel filter replacement
- Inspect and clean fuel injectors
- Check PCV system functionality
- Inspect timing belt condition
- Perform engine performance test
Major service interval requiring specialized tools
Common Questions
Find answers to common questions about torque specifications
Q1 What is the horsepower and torque output of the 3.2L V6 engine in the 2005-2008 Audi A4?
What is the horsepower and torque output of the 3.2L V6 engine in the 2005-2008 Audi A4?
The 3.2L V6 engine in the 2005-2008 Audi A4 produces 255 horsepower at 6,500 rpm and 243 lb-ft of torque at 3,250 rpm. This engine features FSI direct injection for improved efficiency and performance.
Q2 What type of fuel system does the 3.2L engine use?
What type of fuel system does the 3.2L engine use?
The 3.2L engine utilizes a Fuel Stratified Injection (FSI) system, which directly injects fuel into the combustion chamber for better fuel atomization, improved combustion efficiency, and reduced emissions.
Q3 What is the recommended oil type and capacity for the 3.2L engine?
What is the recommended oil type and capacity for the 3.2L engine?
The 3.2L engine requires synthetic oil meeting VW 502 00 or VW 504 00 specifications. The oil capacity is approximately 6.3 liters (6.7 quarts) with a filter change. Always refer to the owner's manual for the exact specifications.
Q4 What is the service interval for the timing chain on the 3.2L engine?
What is the service interval for the timing chain on the 3.2L engine?
The timing chain on the 3.2L engine is designed to last the lifetime of the engine under normal operating conditions. However, regular inspections are recommended during major service intervals to ensure proper tension and alignment.
Q5 What is the compression ratio of the 3.2L engine?
What is the compression ratio of the 3.2L engine?
The 3.2L V6 engine has a compression ratio of 12.5:1, which contributes to its high efficiency and performance.
Q6 Can the 3.2L engine use regular unleaded gasoline?
Can the 3.2L engine use regular unleaded gasoline?
No, the 3.2L engine requires premium unleaded gasoline with an octane rating of 91 or higher to operate optimally and prevent knocking or pre-ignition.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Audi 3.2L V6 Engine Technical Specifications
Coming SoonDetailed technical specifications for the 3.2L V6 engine, including dimensions, performance data, and component details.
FSI Fuel System Maintenance Guide
Coming SoonA comprehensive guide to maintaining the FSI fuel system, including troubleshooting tips and recommended service intervals.
Audi A4 2005-2008 Service Manual
Coming SoonThe official service manual for the 2005-2008 Audi A4, covering all engine, transmission, and chassis components.
Timing Chain Inspection and Replacement Procedure
Coming SoonStep-by-step instructions for inspecting and replacing the timing chain on the 3.2L V6 engine.
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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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