Audi Audi S7 2012-2018

Audi Audi S7 2012-2018 4.0L Engine Specifications

Detailed technical specifications and documentation for the 4.0L TFSI V8 engine in the 2012-2018 Audi S6. Includes performance data, maintenance guidelines, and OEM part numbers.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the 4.0l-engine specifications for the 2012-2018 Audi S6, including key features, measurements, and technical details

How to Use

Use the search bar to find specific 4.0l-engine specifications by entering keywords such as 'torque', 'horsepower', or 'compression ratio'.

Navigate through the 4.0l-engine documentation sections using the table of contents or by scrolling through the document. Each section is clearly labeled for easy access.

Key Specifications

Engine Type

4.0L V8 Twin-Turbo

Horsepower

420 hp @ 5500-6400 rpm

Torque

406 lb-ft @ 1400-5200 rpm

Compression Ratio

10.1:1

Fuel Economy

20 mpg combined

Available Specifications

Engine Design and Architecture

Detailed information on the design, layout, and architecture of the 4.0l-engine

Engine Configuration

V8 configuration with 90-degree bank angle
Dual overhead camshafts (DOHC) per cylinder bank
32-valve setup with variable valve timing
Aluminum alloy block and cylinder heads
Direct fuel injection system

Displacement and Compression

Total displacement of 3993 cc (4.0 liters)
Compression ratio of 10.1:1
Bore x Stroke: 84.5 mm x 89.0 mm
Cylinder spacing: 90 mm
Forged steel crankshaft for durability

Note: The high compression ratio contributes to improved fuel efficiency and performance.

Performance Specifications

Detailed performance metrics and capabilities of the 4.0l-engine

Power and Torque

Maximum power output: 420 hp (313 kW) at 5500-6400 rpm
Peak torque: 406 lb-ft (550 Nm) at 1400-5200 rpm
Redline: 6800 rpm
Turbocharging system: Twin-scroll turbochargers
0-60 mph acceleration: 4.5 seconds

Fuel Efficiency

Combined fuel economy: 20 mpg (11.8 L/100 km)
City fuel economy: 17 mpg (13.8 L/100 km)
Highway fuel economy: 26 mpg (9.0 L/100 km)
Fuel type: Premium unleaded (91 octane or higher)
Start-stop system for improved efficiency

Note: Fuel efficiency may vary based on driving conditions and load.

Cooling and Lubrication Systems

Details on the cooling and lubrication systems of the 4.0l-engine

Cooling System

Liquid-cooled system with dual radiators
Electric water pump for precise temperature control
Coolant capacity: 12.5 liters (13.2 quarts)
Thermostat opening temperature: 87°C (189°F)
Auxiliary electric cooling fan

Lubrication System

Wet sump lubrication system
Oil capacity: 8.5 liters (9.0 quarts)
Recommended oil grade: SAE 5W-40
Oil change interval: 10,000 miles (16,000 km)
Oil filter type: Cartridge-style

Note: Regular oil changes are critical to maintaining engine performance and longevity.

Emissions and Exhaust System

Information on emissions compliance and exhaust system design

Emissions Control

Compliant with Euro 6 and Tier 3 emissions standards
Dual catalytic converters with lambda sensors
Exhaust gas recirculation (EGR) system
Particulate filter for reduced emissions
Onboard diagnostics (OBD-II) system

Exhaust System

Dual exhaust system with quad tailpipes
Stainless steel construction for durability
Active exhaust valves for sound tuning
Exhaust backpressure: 0.8 bar (11.6 psi)
Exhaust gas temperature sensor

Note: The active exhaust system enhances both performance and sound quality.

Search Specifications

Search by specification name, value, or description

Engine Specifications

General Specifications

Engine Type: V8 Twin-Turbocharged

Displacement: 4.0 liters (3993 cc)

Bore: 84.5 mm

Stroke: 89.0 mm

Compression Ratio: 10.1:1

Engine Code: CETA

Performance Specifications

Max Power: 420 hp @ 5500-6400 rpm

Max Torque: 406 lb-ft @ 1400-5200 rpm

Redline: 6800 rpm

Fuel System: Direct Injection

Fuel Type: Premium Unleaded (91+ octane)

Turbocharger Specifications

Turbo Type: Twin-Scroll Turbochargers

Boost Pressure: 1.2 bar (17.4 psi)

intercooler Type: Air-to-Water

Turbo Part Number: 06E145702H

Cooling System

Coolant Capacity: 12.5 liters

Thermostat Opening Temperature: 87°C

Radiator Part Number: 4G0121251A

Coolant Type: G12++ or G13

Lubrication System

Oil Capacity: 9.7 liters (with filter)

Oil Type: VW 502 00 / 504 00

Oil Filter Part Number: 06E115562B

Oil Pressure: 2.0-4.5 bar at 2000 rpm

Ignition System

Spark Plug Type: NGK PLFER7A8EG

Spark Plug Gap: 0.7-0.8 mm

Ignition Coil Part Number: 06E905115E

Ignition Timing: Adjustable via ECU

Emissions System

Emission Standard: EU6 / LEV2

Catalytic Converter Part Number: 4G0254100A

Oxygen Sensor Part Number: 06E906262C

EGR System: Integrated with turbochargers

Engine Management

ECU Part Number: 4G0907551E

Throttle Body Part Number: 06E133062A

Sensor References

Crankshaft Position Sensor: 06E906433C
Camshaft Position Sensor: 06E907660A
Knock Sensor: 06E905518B

Maintenance Specifications

Spark Plug Replacement interval: 60,000 miles

Timing Chain Replacement Interval: Lifetime (inspect at 100,000 miles)

Serpentine Belt Replacement Interval: 90,000 miles

Coolant Replacement interval: Every 5 years or 50,000 miles

Diagnostic Specifications

OBD2 Port Location: Under dashboard, driver's side

Common Fault Codes

P0300 - Random/Multiple Cylinder Misfire Detected
P0299 - Turbocharger Underboost
P0171 - System Too Lean (Bank 1)

Diagnostic Tool: VCDS (VAG-COM Diagnostic System)

Service Information Service

Detailed service requirements and schedules for the 4.0L V8 engine

10,000

Oil and filter change
Inspect brake system
Check tire pressure and condition

Use only approved VW 502 00 / 504 00 oil

20,000

Replace cabin air filter
Inspect air intake system
Check coolant level and condition

Inspect for leaks and wear

40,000

Replace spark plugs
Inspect timing chain
Check turbocharger system

Replace spark plugs with NGK PLFER7A8EG

60,000

Replace serpentine belt
Inspect fuel system
Check exhaust system

Inspect for cracks or wear in the belt

100,000

120

Replace coolant
Inspect engine mounts
Check all sensors and wiring

Use G12++ or G13 coolant

Common Questions

Find answers to common questions about torque specifications

What is the horsepower and torque output of the 4.0L TFSI engine in the 2012-2018 Audi S6?

The 4.0L TFSI V8 engine in the 2012-2018 Audi S6 produces 420 horsepower at 5,500-6,400 RPM and 406 lb-ft of torque at 1,400-5,200 RPM. This engine features twin-scroll turbochargers and direct fuel injection for optimal performance.

What is the recommended oil type and capacity for the 4.0L TFSI engine?

The 4.0L TFSI engine requires synthetic oil meeting Audi specification VW 502 00 or VW 504 00. The oil capacity is approximately 9.7 liters (10.25 quarts) with a filter change. Always refer to the owner's manual for the exact specification and capacity.

What is the service interval for the 4.0L TFSI engine?

Audi recommends servicing the 4.0L TFSI engine every 10,000 miles or 12 months, whichever comes first. This includes oil and filter changes, inspection of critical components, and adherence to the factory maintenance schedule.

What is the compression ratio of the 4.0L TFSI engine?

The 4.0L TFSI engine has a compression ratio of 10.1:1, which is optimized for performance and efficiency with its twin-turbocharged setup and direct injection system.

What type of fuel is recommended for the 4.0L TFSI engine?

Audi recommends using premium unleaded gasoline with an octane rating of 91 or higher for the 4.0L TFSI engine to ensure optimal performance and prevent engine knocking.

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 4.0L TFSI Engine Technical Overview

Coming Soon

Detailed technical specifications and design features of the 4.0L TFSI engine used in the 2012-2018 Audi S6.

Audi S6 Maintenance Schedule

Coming Soon

Official maintenance schedule for the 2012-2018 Audi S6, including service intervals and recommended procedures.

Audi Genuine Parts Catalog

Coming Soon

Access the official Audi parts catalog to find genuine components for the 4.0L TFSI engine and other systems.

Audi Warranty and Service Information

Coming Soon

Comprehensive guide to Audi's warranty coverage and service requirements for the 4.0L TFSI 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.
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