Audi A3 Premium Plus 2020 Wiring Diagrams PDF | 2.0L & 2.5L Turbo Quattro

⚡ Complete OEM Coverage

This Audi A3 2020 Wiring Diagrams Manual provides official factory schematics for every electrical and electronic system. Includes CAN bus networks, comfort systems, infotainment, and power distribution, ensuring accurate diagnostics and repair.

📚 Table of Contents (TOC)

Air Conditioning

• Automatic A/C Circuit

• Fresh Air Blower Control Module

• Temperature Sensors

• Sunlight & Humidity Sensors

Anti-Lock Brakes (ABS)

• ABS Control Module

• Wheel Speed Sensors

• Brake Pressure Sensors

• Electromechanical Parking Brake

Anti-Theft & Access

• Access/Start Authorization Circuits

• Forced Entry Circuits

• Central Locking System

• Electronic Steering Column Lock

Body Control Modules

• Steering Column Electronics Control

• Vehicle Electrical System Control

• Comfort System Circuits

Computer Data Lines (CAN)

• CAN Bus Communication

• Data Bus Diagnostic Interface

• Emergency Call & Communication Module

Cooling & Climate Support

• Cooling Fans

• Radiator Fan Control

• After-Run Coolant Pump

• Engine Coolant Sensors

Steering & Suspension

• Electromechanical Power Steering

• Torque Sensor Circuit

• Electronic Suspension

Engine Controls (2.0L & 2.5L Turbo)

• Engine Performance Circuits (CZRA, DLRA)

• Engine/Motor Control Module

• Coolant & Temperature Sensors

Lighting Systems

• Exterior Lighting

• Headlight Circuits (Standard & HID)

• Daytime Running Lamps

• Instrument Illumination

Ground Distribution

• Grounding Circuits

Instrumentation & Cluster

• Instrument Cluster Circuits

• Indicator Lamps

• Driver Assistance Systems

Seats, Mirrors & Interior

• Power & Heated Seats

• Memory Mirrors

• Interior Lighting

• Rear Window Defogger

Safety Systems

• Supplemental Restraints (Airbags)

• Brake Wear Sensors

• Tire Pressure Monitoring System

Comfort & Convenience

• Power Windows

• Power Door Locks

• Sunroof & Trunk Release

• Fuel Door Lock

Infotainment & Communication

• Radio & Navigation Circuits

• TV Tuner

• Rear Camera & Parking Assist

• Lane Departure Warning

Powertrain & Drivetrain

• Starting & Charging Circuits

• Automatic Transmission Wiring

• Quattro AWD Circuit

Miscellaneous

• Horn Circuit

• Wiper/Washer System

• Shift Interlock Circuit

🔹 Engine & Drivetrain Coverage

• 2.0L Turbocharged I4 (CZRA, DLRA) – Quattro AWD

• 2.5L Turbocharged I5 – Quattro AWD

👨‍🔧 Ideal For

• Audi dealership service departments

• Independent repair workshops

• Audi A3 2020 owners performing advanced maintenance

📂 File Details

• File Name: 2020 Audi A3.pdf

• File Size: ~26 MB

• Format: PDF digital manual

• Pages: 161 pages

• Language: English

• Engines Covered: 2.0L Turbo, 2.5L Turbo

• Drivetrain: AWD (Quattro)

• Delivery: PDF digital download