Audi Audi TT 2014-present

Audi Audi TT 2014-present Electrical Specifications

Detailed technical specifications for the electrical system of the 2014-Present Audi TT, including wiring diagrams, component locations, and diagnostic procedures. Essential for technicians and enthusiasts.

Updated Oct 24, 2023

Overview Specifications

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

How to Use

Use the search function to locate specific electrical specifications by entering keywords such as 'battery voltage', 'fuse ratings', or 'wiring diagrams'.

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

Key Specifications

Battery Voltage

12.6V - 14.4V

Alternator Output

180 A at 6000 rpm

Headlight Luminous Flux

3200 lumens

Main Fuse Rating

150 A

Wiring Harness Length

1200 meters

Available Specifications

Battery and Charging System

Detailed information on the battery specifications, charging system components, and related electrical measurements

Battery Specifications

12V AGM (Absorbent Glass Mat) battery
Capacity: 70 Ah
Cold Cranking Amps (CCA): 680 A
Battery voltage range: 12.6V - 14.4V
Battery dimensions: 278mm x 175mm x 190mm

Alternator Specifications

Output: 180 A at 6000 rpm
Voltage regulation: 13.5V - 14.5V
Belt type: Poly-V ribbed belt
Alternator weight: 6.8 kg
Efficiency: 85% at full load

Note: Ensure the alternator belt tension is checked regularly to maintain optimal performance.

Fuse and Relay System

Information on fuse ratings, relay locations, and circuit protection details

Fuse Ratings

Main fuse: 150 A
Headlight fuse: 15 A
ECU fuse: 10 A
Power window fuse: 20 A
Audio system fuse: 25 A

Relay Locations

Relay box located under the dashboard
Engine control relay: Position R3
Fuel pump relay: Position R5
Cooling fan relay: Position R7
Headlight relay: Position R9

Note: Refer to the fuse box diagram for exact relay and fuse positions.

Lighting System

Technical details on the lighting system, including headlights, taillights, and interior lighting

Headlight Specifications

Type: LED matrix headlights
Luminous flux: 3200 lumens
Power consumption: 35 W per headlight
Beam range: 500 meters
Color temperature: 5500K

Interior Lighting

LED ambient lighting with 30 color options
Power consumption: 5 W
Brightness: 300 cd/m²
Control via MMI (Multi Media Interface)
Lifetime: 50,000 hours

Note: Ambient lighting settings can be customized through the vehicle's infotainment system.

Wiring and Connectors

Details on wiring harnesses, connectors, and electrical routing

Wiring Harness

Total length: 1200 meters
Wire gauge: 0.5 mm² to 16 mm²
Insulation material: Cross-linked polyethylene
Temperature rating: -40°C to 125°C
Harness weight: 12 kg

Connector Types

Waterproof connectors for exterior components
Pin count: 2 to 48 pins
Material: Thermoplastic with gold-plated contacts
Voltage rating: 600 V
Current rating: 20 A per pin

Note: Ensure connectors are properly sealed to prevent moisture ingress.

Search Specifications

Search by specification name, value, or description

Component Specifications

Battery

Type: AGM (Absorbent Glass Mat)

Voltage: 12 V

Capacity: 70 Ah

Cold Cranking Amps: 680 A

Part Number: 000915105DL

Maintenance: Maintenance-free

Replacement interval: 5 years or 60,000 miles

Alternator

Type: Belt-driven

Output: 180 A

Voltage: 14 V

Part Number: 06E903023F

Operational Temperature Range: -40°C to 120°C

Efficiency: 85%

Starter Motor

Type: Permanent magnet

Power: 1.4 kW

Voltage: 12 V

Part Number: 06E911024B

Operational Temperature Range: -40°C to 100°C

Cranking Speed: 120 rpm

Fuse Box

Location: Driver's side dashboard

Fuse Types

Mini
Micro2
Maxi

Main Fuse Rating: 150 A

Part Number: 8S0937127A

Diagnostic Note: Use Audi diagnostic tool for fault tracing

Lighting System

Headlights: Type: LED
Power: 35 W
Lumen Output: 3200 lm
Part Number: 8S0941005A
Beam Pattern: Adaptive

Taillights: Type: LED
Power: 10 W
Lumen Output: 1200 lm
Part Number: 8S0945095B
Dynamic indicator: Yes

Fog Lights: Type: Halogen
Power: 55 W
Lumen Output: 1500 lm
Part Number: 8S0941699C

Wiring Harness

Material: Copper with PVC insulation

Wire Gauge Range: 0.5 mm² to 6 mm²

Temperature Rating: -40°C to 125°C

Part Number: 8S0971342A

Diagnostic Note: Check for continuity and insulation resistance

Sensors

Battery Sensor: Type: Intelligent Battery Sensor (IBS)
Part Number: 8K0915181A
Operational Range: 6 V to 16 V
Accuracy: ±0.1 V

Ambient Temperature Sensor: Type: NTC Thermistor
Part Number: 8S0959433
Operational Range: -40°C to 85°C
Accuracy: ±1°C

Rain Light Sensor: Type: Optical
Part Number: 8S0955559A
Operational Range: 0 to 100% light transmission
Response Time: 0.1 seconds

Control Modules

Body Control Module: Part Number: 8S0937090B
Voltage: 12 V
Operational Temperature Range: -40°C to 85°C
Diagnostic Note: Requires VAS 5054A for programming

Engine Control Module: Part Number: 06E906027DP
Voltage: 12 V
Operational Temperature Range: -40°C to 125°C
Diagnostic Note: Supports OBD-II protocols

Charging System

Wireless Charging Pad: Type: Qi Standard
Power Output: 15 W
Part Number: 8S0035723A
Compatibility: Qi-enabled devices
Operational Temperature Range: 0°C to 40°C

Usb Ports: Type: USB-C
Output: 5 V, 3 A
Part Number: 8S0035724B
Diagnostic Note: Check for voltage drop under load

Diagnostic Ports

Obd2 Port: Location: Driver's side footwell
Protocols: ISO 15765-4 (CAN), ISO 14230-4 (KWP2000)
Part Number: 8S0907381A
Diagnostic Note: Supports Audi-specific diagnostic codes

Service Information Service

Detailed service requirements and schedules for the electrical system

10,000 miles

12 months

Inspect battery terminals for corrosion
Check alternator output voltage
Test starter motor performance

Use Audi-approved diagnostic tools

30,000 miles

36 months

Replace cabin air filter
Inspect wiring harness for wear
Test all lighting systems

Ensure all connections are secure

60,000 miles

60 months

Replace battery if necessary
Inspect and clean grounding points
Test all sensors and control modules

Follow Audi service manual procedures

Frequently Asked Questions

Find answers to common questions about torque specifications

What is the voltage of the Audi TT's electrical system?

The Audi TT (2014-Present) operates on a 12-volt electrical system. The battery typically provides 12V DC, and the alternator outputs approximately 14V when the engine is running to charge the battery and power the electrical components.

What is the battery capacity for the Audi TT?

The Audi TT is equipped with a 12V AGM (Absorbent Glass Mat) battery with a capacity ranging from 60Ah to 70Ah, depending on the model and trim. The exact capacity can be found in the vehicle's technical documentation or on the battery label.

How do I reset the electrical system after replacing the battery?

After replacing the battery, the Audi TT requires a system reset to ensure proper functionality of the electrical components. Use a diagnostic tool such as VCDS (VAG-COM) or ODIS to reset the battery adaptation and clear any fault codes. Failure to reset may result in improper charging or electrical system errors.

What is the maximum alternator output for the Audi TT?

The alternator in the Audi TT typically has a maximum output of 140A to 180A, depending on the engine and trim level. This output is sufficient to power the vehicle's electrical systems and charge the battery under normal operating conditions.

Can I install aftermarket electrical components without voiding the warranty?

Installing aftermarket electrical components may void the vehicle's warranty if they cause damage or malfunction. Always consult your Audi dealer or authorized service center before making modifications. Use genuine Audi parts or components that meet Audi's specifications to avoid warranty implications.

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 Electrical System Overview

Coming Soon

Detailed guide covering the electrical system architecture, components, and specifications for the 2014-Present Audi TT.

Battery Replacement and Maintenance

Coming Soon

Step-by-step instructions for replacing and maintaining the AGM battery in the Audi TT, including reset procedures and safety precautions.

Alternator Diagnostics and Repair

Coming Soon

Technical resource for diagnosing and repairing alternator issues in the Audi TT, including testing procedures and common failure symptoms.

Wiring Diagrams for Audi TT

Coming Soon

Comprehensive wiring diagrams for the 2014-Present Audi TT, including color codes, connector locations, and circuit descriptions.

About the Author

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