The Audi S4 2016 Wiring Diagrams Manual provides full factory schematics for the B8.5 (Typ 8K) platform equipped with the 3.0L TFSI Quattro engine. Designed for professional workshops, it covers every electrical circuit — from power distribution to CAN data networks — identical to diagrams found in ElsaWin and ODIS Engineering.
Systems Covered
Air Conditioning System (Automatic Climatronic) – pressure sensors, temperature flap motors, refrigerant valves, and climate control modules
Anti-Lock Braking System (ABS/ESP) – hydraulic control unit, wheel speed sensors, CAN/diagnostic interconnections
Anti-Theft & Access/Start Authorization – immobilizer, door modules, alarm siren, and keyless entry wiring
Body Control Modules (BCM, J519) – lighting, mirrors, seat control, wipers, and interior comfort systems
Communication Networks (CAN, LIN, FlexRay) – complete data-bus map linking ECU, gateway, and diagnostic lines
Vehicle Electrical System Controller (J519 & J533) – fuse panel layouts, relays, and ground distribution circuits
Technical Highlights
OEM color-coded wiring schematics
ECU terminal IDs and connector pinouts
Power and ground distribution maps
CAN, LIN, and FlexRay network topology
Table of Contents
Air Conditioning System
• Automatic Climatronic Circuits
• Pressure, temperature, and humidity sensorsAnti-Lock Braking System (ABS/ESP)
• Hydraulic control unit and valves
• Wheel sensors and CAN linesAnti-Theft & Access/Start Authorization
• Alarm horn, immobilizer, door modules
• Central locking and keyless accessBody Control Modules
• Lighting, wipers, seat, and mirror systems
• Interior comfort and convenience circuitsCommunication Networks
• CAN, LIN, and FlexRay data topology
• ECU gateway and diagnostics connectionsElectrical Power Distribution
• Fuse boxes, relays, and ground points
File Information
Format: PDF (Digital Download)
Language: English
Pages: 155
File Size: ≈ 25 MB
⚠️ Notice
Digital delivery only — no physical media is shipped. Ensure Adobe Reader or any modern PDF viewer is installed.






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