External Pages These are pages that do not belong to the exact selected vehicle (2021 Audi S4 Premium), but are still accessible from a link in your vehicle's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle.
Expand All (for easy ctrl-f) Collapse All Different car Section 1 (Wheels, Tires And Wheel Alignment (Wheel And Tire Guide General Information)) Section 2 (Cooling System (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 3 (Exhaust System, Emission Controls (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 4 (General, Technical Data (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 5 (Generic Scan Tool [CYMC,DJYA,DPAA] (2 Of 2)) Section 6 (Generic Scan Tool [CYMC,DJYA,DPAA] [Engine DTC Tables]) Section 7 (MULTIPORT Fuel Injection [CWGD]) Section 8 (Engine Assembly (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 9 (Crankshaft, Cylinder Block (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 10 (MULTIPORT Fuel Injection (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 11 (Lubrication (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 12 (Turbocharger, Supercharger (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 13 (Cylinder Head, VALVETRAIN (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 14 (Ignition/Glow Plug System (4-Cylinder Direct Injection 2.0L 4V TFSI Engine (Ea 888EVO4))) Section 15 (General Information) Section 16 (General, Technical Data Brake System (1 Of 2)) Section 17 (Antilock Brake System (1 Of 2)) Section 18 (Hydraulic Components (Brake System) (1 Of 2)) Section 19 (Mechanical Components (Brake System) (1 Of 2)) Section 20 (Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)) Section 21 (General, Technical Data 2.0L (DMSA)) Section 22 (General, Technical Data 2.0L (DPAA)) Section 23 (General, Technical Data Body Exterior) Section 24 (General, Technical Data Fuel Supply System) Section 25 (General, Technical Data Heating, Ventilation And Air Conditioning) Section 26 (General, Technical Data Suspension, Wheels, Steering) Section 27 (General, Technical Data Body Interior) Section 28 (General, Technical Data Brake System (2 Of 2)) Section 29 (General, Technical Data Electrical Equipment) Section 30 (General, Technical Data Refrigerant R1234YF Servicing) Section 31 (Interior Trim) Section 32 (Communication (1 Of 2)) Section 33 (Generic Scan Tool 3.0L (2022) (1 Of 2)) Section 34 (Generic Scan Tool 3.0L (2022) - Transmission DTC Tables) Section 35 (Air Conditioning Refrigerant R1234YF Servicing (1 Of 2)) Section 36 (2022 AUDI Service) Section 37 (Air Conditioning Refrigerant R134A Servicing (1 Of 3)) Section 38 (Air Conditioning Refrigerant R1234YF Servicing (2 Of 2)) Section 39 (Air Conditioning (1 Of 2)) Section 40 (Electric Drive (DPAA)) Section 41 (Wiring) Section 42 (Wires) Section 43 (Air Conditioning (2 Of 2)) Section 44 (Charging System (Starter, Generator) And Cruise Control) Section 45 (Air Conditioning Refrigerant R134A Servicing (2 Of 3)) Section 46 (Charging System (Battery, Starter, Generator), Cruise Control) Section 47 (Exterior Lights, Switches) Section 48 (Bumpers) Section 49 (Instruments) Section 50 (Wiper/Washer Systems) Section 51 (Interior Lights, Switches) Section 52 (Interior Lights, Lamps And Switches) Section 53 (Mechanical Components (Brake System) (2 Of 2)) Section 54 (Antilock Brake System (2 Of 2)) Section 55 (Hydraulic Components (Brake System) (2 Of 2)) Section 56 (Air Conditioning Refrigerant R134A Servicing (3 Of 3)) Section 57 (Interior Equipment) Section 58 (Passenger Protection, Airbags, Seat Belts) Section 59 (Seat Frames) Section 60 (Seat Upholstery, Covers) Section 61 (Body Front) Section 62 (General Information) Section 63 (MULTIPORT Fuel Injection 2.0L (DMSA)) Section 64 (Exhaust System, Emission Controls 2.0L (DMSA)) Section 65 (Exhaust System, Emission Controls 2.0L (DPAA)) Section 66 (Wheels, Tires, Wheel Alignment (Wheel And Tire Guide General Information)) Section 67 (Wheels, Tires, Wheel Alignment (Wheel And Tire Guide)) Section 68 (Wheels, Tires, Wheel Alignment (Wheel And Tire Guide)) Section 69 (Front Suspension) Section 70 (Steering) Section 71 (Self-Leveling Suspension) Section 72 (Rear Suspension) Section 73 (Exterior Equipment) Section 74 (Heating, Ventilation) Section 75 (Fuel Supply) Section 76 (Hood, Lids) Section 77 (Front Doors, Central Locking System) Section 78 (Rear Doors) Section 79 (Glass, Window Regulators) Section 80 (Sunroof) Section 81 (Crankshaft, Cylinder Block 2.0L (DPAA)) Section 82 (Cylinder Head, VALVETRAIN 2.0L (DPAA)) Section 83 (MULTIPORT Fuel Injection 2.0L (DPAA)) Section 84 (Engine Assembly 2.0L (DPAA)) Section 85 (Lubrication 2.0L (DPAA)) Section 86 (Turbocharger, Supercharger 2.0L (DPAA)) Section 87 (Ignition/Glow Plug System 2.0L (DPAA)) Section 88 (Engine Assembly 2.0L (DMSA)) Section 89 (Crankshaft, Cylinder Block 2.0L (DMSA)) Section 90 (Lubrication 2.0L (DMSA)) Section 91 (Turbocharger, Supercharger 2.0L (DMSA)) Section 92 (Cylinder Head, VALVETRAIN 2.0L (DMSA)) Section 93 (Ignition/Glow Plug System 2.0L (DMSA)) Section 94 (Generic Scan Tool 3.0L (2022) - Engine DTC Tables (P0420 - P2243)) Section 95 (Generic Scan Tool 3.0L (2022) - Engine DTC Tables (P2237 - U0093)) Section 96 (Generic Scan Tool [CYMC,DJYA,DPAA] [Transmission DTC Tables & Diagnostic Procedures])