Audi Audi A7 2010-2018 Electrical Specifications
Audi Audi A7 2010-2018

Audi Audi A7 2010-2018 Electrical Specifications

Detailed technical specifications for the electrical system of the 2010-2018 Audi A7, including wiring diagrams, fuse layouts, and control module configurations.

Updated

Electrical Specifications Overview Specifications

This document provides a comprehensive overview of the electrical specifications for the 2010-2018 Audi A7. It includes detailed information on battery systems, electrical power distribution, lighting systems, and infotainment electronics. Use this guide to understand the technical aspects of the vehicle's electrical components, diagnose issues, and perform maintenance. The document is organized into sections for easy navigation, with key specifications highlighted for quick reference.

How to Use

To search for specific information, use the search functionality by entering keywords related to the electrical system, such as 'battery', 'fuse', or 'lighting'. Results will be highlighted within the document.

Navigate through the sections by scrolling or using the table of contents. Each section is divided into subsections for easier access to detailed information. Start with the 'Key Specifications' for a quick overview.

Key Specifications

▲

Battery Capacity

80 Ah

■

Alternator Output

150 A

●

Headlight Type

LED/Xenon

◆

Display Size

8 inches

★

Audio System Power

1,200 watts

Available Specifications

Battery and Charging System

This section provides detailed specifications and information about the battery and charging system of the 2010-2018 Audi A7. It includes battery type, capacity, voltage, and charging system details.
Battery Specifications
  • Battery type: Lead-acid
  • Capacity: 80 Ah
  • Voltage: 12 V
  • Cold cranking amps: 800 CCA
  • Maintenance-free design
Charging System
  • Alternator output: 150 A
  • Voltage regulator integrated into alternator
  • Battery monitoring system
  • Automatic charging cutoff
  • Energy recovery system during braking

Electrical Power Distribution

This section covers the electrical power distribution system, including fuses, relays, and circuit breakers. It provides locations, ratings, and replacement guidelines.
Fuse Box Layout
  • Main fuse box located in engine compartment
  • Secondary fuse box located inside the vehicle
  • Fuse ratings: 5 A to 40 A
  • Circuit breakers for high-current systems
  • Fuse replacement requires specialized tools
Relay Modules
  • Central relay module located near battery
  • Additional relay modules for specific systems
  • Relay replacement requires programming
  • Relays control functions like wipers, lights, and fans
  • Diagnostic codes stored for faulty relays

Lighting Systems

This section details the lighting systems of the 2010-2018 Audi A7, including LED technology, bulb specifications, and advanced lighting features.
Exterior Lighting
  • LED headlights with adaptive function
  • Xenon headlights available on certain models
  • LED daytime running lights
  • LED turn signals with dynamic function
  • LED brake lights with adaptive brightness
Interior Lighting
  • LED ambient lighting
  • Adjustable brightness settings
  • Footwell lighting
  • Door panel lighting
  • Trunk and glovebox lighting

Infotainment and Electronics

This section covers the electrical specifications of the infotainment system, including display, audio, and connectivity features.
Display and Controls
  • 8-inch MMI display screen
  • Resolution: 800x480 pixels
  • Capacitive touchscreen
  • MMI control knob with haptic feedback
  • Voice command system
Audio System
  • 14-speaker Bang & Olufsen sound system
  • Total output: 1,200 watts
  • Subwoofer integrated into luggage compartment
  • Digital signal processing
  • Bluetooth audio streaming

Component Specifications

Overview

Type
Advanced Electrical System
Configuration
CAN Bus Network
Platform
Volkswagen Group MLB
Battery Type
Lead-Acid (Standard), Lithium-Ion (Optional)
Location
Battery located in luggage compartment

Dimensions

Battery Length
278 mm (10.9 in)
Battery Width
175 mm (6.9 in)
Battery Height
190 mm (7.5 in)
Alternator Output
150 A
Wiring Harness Length
Approx. 3 km (1.86 miles)
Fuse Box Dimensions
220 mm x 150 mm x 50 mm (8.66 in x 5.9 in x 1.97 in)

Materials

Battery
Lead-Acid with ABS plastic casing
Wiring
Copper core with PVC insulation
Fuse Box
High-strength plastic with metal contacts
Connectors
Nickel-plated brass terminals

Features

infotainment System
  • MMI Navigation Plus with 8-inch display
  • BOSE Surround Sound System
  • Bluetooth connectivity
  • USB and AUX inputs
Driver Assistance
  • Adaptive Cruise Control
  • Lane Departure Warning
  • Automatic Emergency Braking
  • Parking Sensors
Lighting
  • LED Headlights with Daytime Running Lights
  • Dynamic Turn Signals
  • Ambient Interior Lighting
  • Trunk and Door Compartment Lighting
Power Systems
  • Electric Power Steering
  • Electric Parking Brake
  • Rain-Sensing Wipers
  • Auto-Dimming Rearview Mirror
Convenience
  • Keyless Start/Stop
  • Remote Start (Optional)
  • Memory Seats
  • Heated and Cooled Seats
Connectivity
  • Wi-Fi Hotspot Capability
  • Mobile App Integration
  • Voice Command
  • Smartphone App Control

Safety Features

Airbag System
  • Dual Front Airbags
  • Side Airbags
  • Curtain Airbags
  • Knee Airbags
Stability Control
  • Electronic Stability Control (ESC)
  • Traction Control
  • Anti-Slip Regulation (ASR)
Circuit Protection
  • Overcurrent Protection
  • Short-Circuit Protection
  • Voltage Regulation

Comfort Features

Climate Control
  • 4-Zone Automatic Climate Control
  • Air Quality Sensor
  • Pollutant-Sensing Air Quality System
Seating
  • 18-Way Adjustable Front Seats
  • Ventilated and Heated Front Seats
  • Heated Rear Seats
Noise Reduction
  • Active Noise Cancellation
  • Acoustic Glass
  • Sound-Insulating Materials
Convenience Features
  • Hands-Free Trunk Release
  • Power-Folding Mirrors
  • Power Sunroof
  • Panoramic Sunroof (Optional)

Accessories

Charging
  • Battery Charger
  • Trickle Charger
  • Portable Jump Starter
Connectivity
  • USB Charging Ports
  • 12V Power Outlets
  • Wireless Charging Tray
installation
  • Aftermarket Wiring Harness
  • Electrical Component Mounting Kits
  • Circuit Testing Tools

Maintenance

Service interval
Every 12 months or 15,000 km (9,300 miles)
Maintenance Items
  • Battery Terminal Check and Clean
  • Check Alternator Belt Tension
  • Inspect Wiring Harness for Damage
  • Test Fuse Box and Circuit Breakers
  • Update Software if Necessary
Notes
Regular inspection of electrical components is crucial to prevent system failures.

Warranty

Basic Electrical
Miles: 120,000 miles
Years: 10 years
Coverage: Battery and Electrical Components
Extended Electrical
Miles: 150,000 miles
Years: 12 years
Coverage: Advanced Electrical Systems
Battery Warranty
Miles: 100,000 miles
Years: 8 years
Coverage: Battery Replacement
Accessory Warranty
Miles: 60,000 miles
Years: 4 years
Coverage: Electrical Accessories

Production Details

Manufacturer
Audi AG
Manufacturing Process
  • Robotic Welding
  • Laser Cutting
  • Automated Assembly Lines
  • Quality Control Scanning
Quality Control
inspection: Full-system electrical testing
Certification: Compliance with ISO 9001
Standards: Meets or exceeds IEC/ISO standards
Sustainability
  • Recyclable Materials
  • Energy-Efficient Production
  • Emission Reduction Processes
Production Metrics
Units Per Year: Approx. 50,000 units
Assembly Time: 24 hours per unit
Quality Rate: 99.8% defect-free rate

Service Information for Electrical Service

Maintenance and service requirements specific to the electrical system

15,000 miles
12 months
  • Inspect battery terminals and clean if necessary
  • Check alternator belt condition and tension
  • Test battery voltage and charging system
  • Inspect wiring harness for signs of wear or damage
  • Check fuse box and circuit breakers for proper function

Essential for maintaining electrical system reliability.

30,000 miles
24 months
  • Replace air filter for electronic components
  • Update software for infotainment and driver assistance systems
  • Inspect and clean electrical connectors
  • Test lighting systems for proper function
  • Check power steering and braking systems

Prevents premature wear of electrical components.

60,000 miles
48 months
  • Inspect and replace alternator if necessary
  • Check and top off electrolyte levels in battery
  • Inspect and clean fuse box contacts
  • Test and replace spark plugs (if applicable)
  • Perform full diagnostic scan for electrical systems

Critical for long-term system health.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What is the voltage of the battery in a 2010-2018 Audi A7?

The 2010-2018 Audi A7 is equipped with a 12-volt lead-acid battery. The exact specifications may vary depending on the trim level and optional equipment, but the standard battery capacity is typically 70-80 Ah with a cold cranking amperage (CCA) of 680-760 A.

Q2

What is the alternator output for the Audi A7?

The alternator in the 2010-2018 Audi A7 typically has an output of 180-220 amps, depending on the engine and trim level. This ensures sufficient power for the vehicle's electrical systems, including advanced features like the MMI (Multi Media Interface) and adaptive lighting systems.

Q3

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

After replacing the battery, the electrical system must be reset to ensure proper functionality of the vehicle's control modules. Use a diagnostic tool such as VCDS (VAG-COM Diagnostic System) or Audi's official diagnostic software to reset the battery adaptation and clear any fault codes. Failure to do so may result in improper charging or system malfunctions.

Q4

What is the fuse rating for the Audi A7's headlights?

The fuse rating for the headlights in the 2010-2018 Audi A7 is typically 15-20 amps, depending on the lighting system (halogen or LED). Always refer to the fuse box diagram located in the owner's manual or on the fuse box cover for specific ratings and locations.

Q5

Can I upgrade the Audi A7's electrical system for aftermarket accessories?

Upgrading the electrical system for aftermarket accessories is possible but requires careful consideration. Ensure that the alternator and battery can handle the additional load. Use a professional-grade power distribution module and consult an Audi-certified technician to avoid overloading the system, which could lead to electrical failures or void the warranty.

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 A7 Electrical System Overview

Coming Soon

A comprehensive guide to the electrical system, including wiring diagrams, fuse layouts, and component locations.

Battery Replacement and Reset Procedure

Coming Soon

Step-by-step instructions for replacing the battery and resetting the electrical system using Audi diagnostic tools.

Alternator Testing and Troubleshooting

Coming Soon

Detailed procedures for testing the alternator's output and diagnosing common electrical issues.

Fuse Box Diagrams and Specifications

Coming Soon

Complete fuse box diagrams and specifications for all 2010-2018 Audi A7 models.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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