Audi Audi RS5 2017-present

Audi Audi RS5 2017-present Electrical Specifications

Detailed technical specifications for the 2017-Present Audi RS5 electrical system, including wiring diagrams, fuse layouts, control modules, and diagnostic information.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the electrical specifications for the 2017-Present Audi RS5, 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', 'alternator output', or 'fuse ratings'.

Navigate through the electrical documentation sections using the table of contents or by clicking on the section headers in the sidebar.

Key Specifications

Battery Voltage

12.6V (nominal)

Alternator Output

180A at 6000 RPM

Fuse Ratings

5A to 40A

Headlight Power

35W per side

Wiring Length

~1800 meters

Available Specifications

Battery and Charging System

Detailed information about the battery, alternator, and charging system specifications

Battery Specifications

12V AGM (Absorbent Glass Mat) battery
Capacity: 70Ah
Cold Cranking Amps (CCA): 760A
Voltage: 12.6V (nominal)
Battery dimensions: 278mm x 175mm x 190mm

Alternator Specifications

Output: 180A at 6000 RPM
Voltage regulation: 13.5V to 14.8V
Belt-driven with automatic tensioner
Weight: 5.2 kg
Efficiency: 85% at full load

Note: The alternator is designed to support high electrical loads, including advanced infotainment and driver-assistance systems.

Fuse and Relay System

Information about the fuse and relay layout, ratings, and locations

Fuse Box Layout

Main fuse box located in the engine compartment
Secondary fuse box located in the driver-side dashboard
Total fuses: 42 (engine compartment), 28 (dashboard)
Fuse ratings range from 5A to 40A
Color-coded fuses for easy identification

Relay Specifications

Relay type: ISO micro relays
Current rating: 20A to 30A
Voltage rating: 12V DC
Relay locations: Engine compartment and dashboard fuse boxes
Relay functions: Headlights, fuel pump, cooling fan

Note: Relays are designed for high reliability and long service life.

Wiring and Connectors

Technical details about the wiring harnesses and electrical connectors

Wiring Harness Specifications

Total wiring length: ~1800 meters
Wire gauge range: 0.5mm² to 16mm²
Insulation: Heat-resistant PVC
Color-coded wiring for circuit identification
Shielded cables for CAN bus and sensor signals

Connector Types

Waterproof connectors for exterior components
Gold-plated terminals for low resistance
Connector types: AMP, Deutsch, and Molex
Pin counts: 2 to 48 pins
Operating temperature range: -40°C to 125°C

Note: Connectors are designed to withstand harsh environmental conditions.

Lighting System

Specifications for the exterior and interior lighting systems

Exterior Lighting

LED headlights with adaptive beam control
Headlight power consumption: 35W per side
Daytime Running Lights (DRL): 15W per side
LED taillights with dynamic turn signals
Fog lights: 55W halogen or LED (optional)

Interior Lighting

Ambient lighting with 30 color options
LED dome lights: 5W each
Reading lights: 3W per side
Footwell lighting: 2W per side
Trunk lighting: 5W LED

Note: All interior lighting is energy-efficient and designed for long life.

Search Specifications

Search by specification name, value, or description

Component Specifications

Battery

Type: AGM (Absorbent Glass Mat)

Voltage: 12V

Capacity: 70Ah

Cold Cranking Amps: 760A

Part Number: 4M0915105B

Maintenance: Maintenance-free

Replacement interval: 5 years or 60,000 miles

Alternator

Type: Belt-driven

Output: 180A

Voltage: 14V

Part Number: 4M0903153A

Efficiency: 85%

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

Starter Motor

Type: Permanent magnet

Power: 1.4kW

Voltage: 12V

Part Number: 4M0912024C

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

Diagnostic Codes

P0615
P0616
P0617

Fuse Box

Location: Driver's side dashboard

Fuse Types

Mini
Micro2
Maxi

Main Fuse Rating: 150A

Part Number: 4M0937127A

Diagnostic Access: Via OBD-II port

Wiring Harness

Material: Copper with PVC insulation

Wire Gauge Range: 0.5mm² to 6.0mm²

Part Number: 4M0971333A

Temperature Rating: -40°C to 125°C

Safety Features

Flame retardant
UV resistant

Lighting System

Headlights: Type: LED
Power: 35W
Luminosity: 3200 lumens
Part Number: 4M0941005A
Diagnostic Codes: B1215, B1216

Taillights: Type: LED
Power: 15W
Luminosity: 1200 lumens
Part Number: 4M0945095B
Diagnostic Codes: B1225, B1226

Sensors

Oxygen Sensor: Type: Wideband
Voltage Range: 0.1V to 1.0V
Part Number: 4M0906263A
Operational Temperature Range: -40°C to 900°C
Diagnostic Codes: P0130, P0131, P0132

Crankshaft Position Sensor: Type: Hall effect
Voltage: 5V
Part Number: 4M0907601B
Operational Temperature Range: -40°C to 150°C
Diagnostic Codes: P0335, P0336

Control Modules

Engine Control Module: Type: ECU
Part Number: 4M0907115C
Operational Voltage: 12V
Diagnostic Access: Via OBD-II port
Diagnostic Codes: P0601, P0602, P0603

Transmission Control Module: Type: TCU
Part Number: 4M0927156A
Operational Voltage: 12V
Diagnostic Access: Via OBD-II port
Diagnostic Codes: P0700, P0701, P0702

Charging System

Wireless Charging Pad: Type: Qi standard
Power Output: 15W
Part Number: 4M0910445A
Compatibility: Qi-enabled devices
Operational Temperature Range: 0°C to 40°C

Usb Ports: Type: USB-C
Power Output: 5V/3A
Part Number: 4M0910446B
Compatibility: USB-C devices
Operational Temperature Range: 0°C to 40°C

Diagnostic System

Obd Ii Port: Location: Driver's side footwell
Protocols: ISO 15765-4 (CAN), ISO 14230-4 (KWP2000)
Part Number: 4M0907381A
Diagnostic Codes: P0001, P0002, P0003

Diagnostic Software: Name: VCDS (VAG-COM Diagnostic System)
Version: 20.12
Compatibility: Windows 10/11
Part Number: VCDS-USB-HEX-V2
Diagnostic Codes: All Audi-specific codes

Service Information Service

Detailed service requirements and schedules for the electrical system

10,000 miles

12 months

Check battery voltage and terminals
Inspect alternator belt for wear
Test starter motor operation

Ensure all connections are clean and secure

30,000 miles

36 months

Replace cabin air filter
Inspect wiring harness for damage
Check all fuses and relays

Use only Audi-approved parts for replacements

60,000 miles

60 months

Replace battery if necessary
Inspect and clean all electrical connectors
Perform full diagnostic scan

Reset all diagnostic codes after service

Frequently Asked Questions

Find answers to common questions about torque specifications

What is the voltage of the electrical system in the 2017-Present Audi RS5?

The 2017-Present Audi RS5 operates on a 12-volt electrical system. This includes the battery, alternator, and all onboard electronics. The alternator typically outputs between 13.5 to 14.8 volts when the engine is running to maintain the battery charge and power the vehicle's electrical components.

What is the battery capacity and type used in the Audi RS5?

The Audi RS5 is equipped with a 12-volt AGM (Absorbent Glass Mat) battery, with a typical capacity of 70 Ah (Ampere-hours) and a cold cranking amperage (CCA) of 760 A. AGM batteries are preferred for their durability, high performance, and ability to handle the high electrical demands of modern vehicles.

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

After replacing the battery, the electrical system may require a reset to ensure proper functionality of the vehicle's electronics. This can be done using Audi's diagnostic tool (VAS 5054A or equivalent) to register the new battery in the vehicle's control unit. Failure to register the battery may result in improper charging and reduced battery life.

What is the maximum current output of the alternator in the Audi RS5?

The alternator in the 2017-Present Audi RS5 has a maximum output of 180 amps. This ensures sufficient power is supplied to the vehicle's electrical systems, including advanced features like the MMI (Multi Media Interface), adaptive lighting, and driver assistance systems.

Are there any specific precautions for working on the electrical system?

When working on the electrical system, always disconnect the negative terminal of the battery first to prevent short circuits or electrical damage. Use insulated tools and avoid contact with high-voltage components, such as the alternator or wiring harnesses. Refer to the official Audi service manual for detailed safety procedures.

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 RS5 Electrical System Overview

Coming Soon

A detailed guide covering the electrical system architecture, components, and specifications for the 2017-Present Audi RS5.

Battery Replacement and Registration Procedure

Coming Soon

Step-by-step instructions for replacing the battery and registering it with the vehicle's control unit using Audi diagnostic tools.

Alternator Testing and Diagnostics

Coming Soon

A technical resource for testing the alternator's output and diagnosing common electrical issues in the Audi RS5.

Fuse Box Layout and Electrical Schematics

Coming Soon

Comprehensive diagrams and schematics for the fuse box and electrical circuits in the 2017-Present Audi RS5.

About the Author

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Alan Montanye

Automotive Technical Specialist

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