Audi A7 Prestige 2018 Wiring Diagrams PDF | 3.0L TFSI Quattro

The Audi A7 2018 Wiring Diagrams Manual delivers complete factory schematics covering the C7.5 (Typ 4G8) A7 Quattro Prestige 3.0L TFSI configuration. This technical reference outlines every circuit, from body electronics to high-level data lines, providing the same detail used by OEM technicians and service engineers.

Systems Covered

• Air Conditioning System (Automatic & Comfort Circuits) – all HVAC sensors, blowers, and temperature control motors

• Anti-Lock Braking System (ABS/ESP) – wheel sensors, hydraulic unit, and electronic control integration

• Anti-Theft & Central Locking – immobilizer, door modules, KESSY access/start system, and alarm circuits

• Active Bodyworks System – rear spoiler, actuator motors, and control module wiring

• Body Control Modules (BCM2, J519) – interior and exterior lighting, comfort access, steering column electronics

• Computer Data Lines (CAN, LIN, FlexRay) – complete communication map linking all ECUs and control modules

• Hybrid & Auxiliary Systems – cooled/heated cupholder circuits and rear A/C subsystems

Table of Contents

• Active Bodyworks System
   • Rear Spoiler Control Module
   • Adjustment Switch and Motor Assembly

• Air Conditioning System
   • Basic Circuits (1–3)
   • Comfort Circuits (1–3)
   • Temperature Sensors and Door Motors

• Cup Holder and Rear A/C Circuits
   • Heated & Cooled Cupholder
   • Rear A/C Control and Vent Temperature Sensors

• Anti-Lock Braking System (ABS/ESP)
   • Hydraulic Unit and Wheel Sensors
   • Control Module and Data Lines

• Anti-Theft / Central Locking System
   • Door Modules and Lock Control Units
   • Keyless Access, Immobilizer, Alarm
   • Tailgate Lock and Rear Access Sensors

• Body Control Modules
   • Comfort System Central Control
   • Steering Column Electronics
   • Vehicle Electrical System Controller

• Computer Data Lines
   • CAN, LIN, FlexRay Topology
   • ECU Interconnections
   • Diagnostic Gateway

Technical Highlights

• OE-accurate wire colors, circuit IDs, and terminal references

• Detailed ground and splice point indexing

• Data bus overview for CAN-Powertrain, CAN-Infotainment, and CAN-Convenience networks

• Includes Active Aerodynamics (Rear Spoiler) wiring diagrams

• Supports advanced diagnostics via ODIS, VCDS, OBDeleven, or similar tools

File Information

• Format: PDF (Digital Download)

• Language: English

• Pages: 157

⚠️ Notice

Digital delivery only — no physical media is shipped. Ensure Adobe Reader or any modern PDF viewer is installed.