Audi Audi TT 2014-present

Audi Audi TT 2014-present Fuel System Specifications

Detailed technical specifications and guidelines for the fuel system of the 2014-Present Audi TT. Learn about fuel requirements, system components, maintenance, and repair procedures.

Updated Oct 14, 2023

Overview Specifications

Comprehensive description of the fuel specifications for the 2014-Present Audi TT, including key features, measurements, and technical details

How to Use

Use the search function to locate specific fuel specifications by entering keywords such as 'fuel type', 'octane rating', or 'tank capacity'.

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

Key Specifications

Fuel Type

Premium unleaded (91+ octane)

Fuel Tank Capacity

55 liters (14.5 gallons)

Fuel Injection Pressure

Up to 200 bar (2900 psi)

CO2 Emissions

178 g/km

Combined Fuel Efficiency

7.8 L/100 km (30 mpg)

Available Specifications

Fuel Type and Quality

Details about the recommended fuel types and quality standards for optimal performance and engine longevity

Recommended Fuel Type

Premium unleaded gasoline with an octane rating of 91 or higher
Minimum octane rating of 87 is acceptable but may reduce performance
Use of ethanol blends up to E10 (10% ethanol) is permitted
Avoid using diesel or any fuel with metallic additives

Fuel Quality Standards

Complies with EN 228 standard for gasoline
Must meet ASTM D4814 specifications
Ensure fuel is free from contaminants and water
Use only fuel from reputable sources to avoid engine damage

Note: Using lower-quality fuel may void the warranty and cause engine knocking.

Fuel System Specifications

Technical details about the fuel system, including tank capacity, fuel delivery, and injection system

Fuel Tank Capacity

Total fuel tank capacity: 55 liters (14.5 gallons)
Reserve fuel capacity: 7 liters (1.85 gallons)
Fuel tank material: High-density polyethylene
Fuel tank design: Optimized for weight reduction and crash safety

Fuel Injection System

Direct fuel injection system with multi-point injection
Injection pressure: Up to 200 bar (2900 psi)
Fuel injectors: Precision-engineered for optimal atomization
System includes integrated fuel pressure sensor

Note: Regular maintenance of the fuel injectors is recommended to ensure optimal performance.

Fuel Efficiency and Emissions

Information about fuel consumption rates, efficiency, and emissions compliance

Fuel Consumption Rates

City driving: 9.8 L/100 km (24 mpg)
Highway driving: 6.5 L/100 km (36 mpg)
Combined fuel efficiency: 7.8 L/100 km (30 mpg)
CO2 emissions: 178 g/km

Emissions Compliance

Meets Euro 6 emissions standards
Equipped with catalytic converter and oxygen sensors
Includes onboard diagnostics (OBD) for emissions monitoring
Complies with EPA Tier 3 standards in the US

Note: Regular emissions system checks are required to maintain compliance.

Search Specifications

Search by specification name, value, or description

Component Specifications

Fuel Type

Recommended Fuel: Premium unleaded gasoline (95 RON or higher)

Minimum Octane Rating: 91 RON

Ethanol Content: Up to 10% (E10)

Alternative Fuels: Not compatible with E85 or diesel

Fuel Tank

Capacity: 55 liters

Material: High-density polyethylene (HDPE)

Part Number: 8J0201101A

Pressure Relief Valve: Integrated, 0.3 bar

Cross Reference: Fuel pump module (8J0919051B)

Fuel Pump

Type: Electric in-tank fuel pump

Flow Rate: 120 liters/hour at 3 bar

Operating Pressure: 3.0 - 5.0 bar

Part Number: 8J0919051B

Voltage: 12V DC

Current Draw: 5.5A max

Fuel injectors

Type: Solenoid-operated multi-hole injectors

Flow Rate: 200 cc/min at 3 bar

Operating Pressure: 3.0 - 5.0 bar

Part Number: 06E906036C

Spray Pattern: 6-hole, 30-degree cone

Resistance: 12 ohms

Fuel Filter

Type: In-line fuel filter

Filtration Rating: 10 microns

Part Number: 8K0201051C

Replacement interval: Every 60,000 miles or 5 years

Pressure Drop: Max 0.5 bar at full flow

Fuel Pressure Regulator

Type: Mechanical diaphragm regulator

Operating Pressure: 3.0 - 5.0 bar

Part Number: 06E127025A

Location: Integrated into fuel rail

Tolerance: +/- 0.2 bar

Fuel Rail

Material: Aluminum alloy

Part Number: 06E133201B

Pressure Test Port: Schrader valve, 6mm

Cross Reference: Fuel injectors (06E906036C)

Fuel System Diagnostics

Obd2 Codes

P0171
P0172
P0174
P0175
P0190
P0191
P0192
P0193

Pressure Test Procedure: Connect gauge to Schrader valve, key on engine off (KOEO)

Leak Test Procedure: Pressurize system to 5 bar, check for pressure drop over 10 minutes

Tolerance: Pressure drop < 0.2 bar in 10 minutes

Fuel System Maintenance

injector Cleaning Interval: Every 30,000 miles

Fuel Tank Cleaning Interval: Every 100,000 miles or as needed

Fuel Filter Replacement interval: Every 60,000 miles or 5 years

Fuel Pump inspection Interval: Every 100,000 miles

Notes: Use only Audi-approved fuel system cleaners

Fuel System Safety

Fire Hazard Warning: Always depressurize system before service

Depressurization Procedure: Remove fuel pump fuse, run engine until stall

Spill Containment: Use approved fuel spill kit

Personal Protective Equipment: Safety glasses, gloves, and fire extinguisher required

Fuel System Service Information Service

Detailed service requirements and schedules for the Audi TT fuel system

30,000

Inspect fuel lines and connections
Check fuel pressure
Clean fuel injectors

Use Audi-approved fuel system cleaner

60,000

Replace fuel filter
Inspect fuel pump and relay
Check fuel tank for leaks

Replace fuel filter regardless of condition

100,000

120

Inspect fuel pump assembly
Clean fuel tank
Replace fuel pressure regulator if necessary

Perform full fuel system diagnostic check

Frequently Asked Questions

Find answers to common questions about torque specifications

What type of fuel is recommended for the 2014-Present Audi TT?

The 2014-Present Audi TT is designed to run on premium unleaded gasoline with an octane rating of 91 or higher. Using lower octane fuel may result in reduced performance and efficiency.

Can I use ethanol-blended fuel in my Audi TT?

Yes, the Audi TT can use ethanol-blended fuels such as E10 (up to 10% ethanol). However, fuels with higher ethanol content, such as E85, are not recommended as they can cause damage to the fuel system and engine components.

What is the fuel tank capacity of the Audi TT?

The fuel tank capacity of the 2014-Present Audi TT is approximately 55 liters (14.5 gallons). This allows for a balance between range and vehicle weight.

What is the fuel economy of the Audi TT?

The fuel economy varies depending on the engine and drivetrain configuration. For example, the 2.0 TFSI engine with quattro all-wheel drive achieves approximately 23 mpg in the city and 30 mpg on the highway.

Is it necessary to use fuel additives in the Audi TT?

Audi does not recommend the use of fuel additives for the TT. The engine and fuel system are designed to operate efficiently with standard premium unleaded gasoline. Using additives may void the warranty or cause damage.

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 TT Fuel System Overview

Coming Soon

Detailed guide on the fuel system components, including the fuel pump, injectors, and tank, specific to the 2014-Present Audi TT.

Audi Fuel Recommendations

Coming Soon

Official Audi guidelines on fuel types, octane ratings, and ethanol blends for optimal performance and longevity.

Audi TT Maintenance Schedule

Coming Soon

Comprehensive maintenance schedule for the Audi TT, including fuel system inspections and service intervals.

Audi Warranty Information

Coming Soon

Details on Audi's warranty coverage, including how fuel-related issues may impact your warranty.

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