Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Audi TT Quattro SFACTORY OEM SERVICE PROCEDURE
External Pages
These are pages that do not belong to the exact selected vehicle (2021 Audi TT Quattro S), 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.
- Different variant/trim
- Section 1 (Cooling System (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 2 (Turbocharger, Supercharger (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 3 (MULTIPORT Fuel Injection (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 4 (General, Technical Data (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 5 (General, Technical Data (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 6 (Engine Assembly (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 7 (Exhaust System, Emission Controls (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 8 (Engine Assembly (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 9 (Crankshaft, Cylinder Block (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 10 (Crankshaft, Cylinder Block (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 11 (Cylinder Head, VALVETRAIN (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO) [Coupe])
- Section 12 (Lubrication (5-Cylinder Direct Injection 2.5L 4V TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 13 (Lubrication (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 14 (Turbocharger, Supercharger (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 15 (MULTIPORT Fuel Injection (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 16 (Exhaust System, Emission Controls (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 17 (Cooling System (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO)) [Coupe])
- Section 18 (Generic Scan Tool [DAZA] (General Information) [Coupe])
- Section 19 (Generic Scan Tool [DAZA] (Engine DTC Tables 2019 - 2022) [Coupe])
- Section 20 (GENERIC SCAN TOOL [DAZA] (Transmission DTC Tables & Diagnostic Procedures) [COUPE])
- Section 21 (Generic Scan Tool [DAZA] (Engine DTC Tables 2018-2021) [Coupe])
- Section 22 (General, Technical Data (Communication) [Roadster])
- Section 23 (Communication (1 Of 2) [Roadster])
- Section 24 (Technical Data (Oil Gauge Tester T40178 Service Values) [Roadster])
- Section 25 (General, Technical Data (HVAC) [Roadster])
- Section 26 (Heating, Ventilation [Roadster])
- Section 27 (Air Conditioning (1 Of 2) [Roadster])
- Section 28 (Air Conditioning (2 Of 2) [Roadster])
- Section 29 (General, Technical Data (Fuel Supply - Gasoline Engines) [Roadster])
- Section 30 (Fuel Supply (Fuel Supply - Gasoline Engines) [Roadster])
- Section 31 (Charging System (Battery, Starter, Generator) & Cruise Control (2 Of 2) [Roadster])
- Section 32 (Wires [Roadster])
- Section 33 (Wheels, Tires And Wheel Alignment (Wheel And Tire Guide) [Roadster])
- Section 34 (Air Conditioning (Refrigerant R134A Servicing) (1 Of 2) [Roadster])
- Section 35 (Air Conditioning (Refrigerant R134A Servicing) (2 Of 2) [Roadster])
- Section 36 (General, Technical Data (Electrical Equipment) [Roadster])
- Section 37 (Charging System (Battery, Starter, Generator) & Cruise Control (1 Of 2) [Roadster])
- Section 38 (Instruments [Roadster])
- Section 39 (Wiper/Washer Systems [Roadster])
- Section 40 (Exterior Lights, Switches [Roadster])
- Section 41 (Interior Lights, Switches [Roadster])
- Section 42 (Wiring [Roadster])
- Section 43 (General, Technical Data (Brake System) [Roadster])
- Section 44 (Antilock Brake System [Roadster])
- Section 45 (Mechanical Components (Brake System) [Roadster])
- Section 46 (Hydraulic Components (Brake System) [Roadster])
- Section 47 (General, Technical Data (Body Interior) [Roadster])
- Section 48 (Interior Equipment [Roadster])
- Section 49 (Passenger Protection, Airbags, Seat Belts [Roadster])
- Section 50 (Interior Trim [Roadster])
- Section 51 (Seat Frames [Roadster])
- Section 52 (Seat Upholstery, Covers [Roadster])
- Section 53 (General, Technical Data (7-Speed Dual Clutch Transmission 0GC) [Roadster])
- Section 54 (Controls, Housing (7-Speed Dual Clutch Transmission 0GC) [Roadster])
- Section 55 (Final Drive, Differential (7-Speed Dual Clutch Transmission 0GC) [Roadster])
- Section 56 (General, Technical Data (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 57 (Engine Assembly (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 58 (Crankshaft, Cylinder Block (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 59 (Cylinder Head, VALVETRAIN (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 60 (Lubrication (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 61 (Ignition/Glow Plug System (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 62 (MULTIPORT Fuel Injection (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 63 (Maintenance, Diagnosis (2021 AUDI Service) (2 Of 2) [Roadster])
- Section 64 (Cooling System (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 65 (Turbocharger, Supercharger (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 66 (Exhaust System, Emission Controls (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Roadster])
- Section 67 (General, Technical Data (Suspension, Wheels, Steering) [Roadster])
- Section 68 (General, Technical Data (Refrigerant R1234YF Servicing) [Roadster])
- Section 69 (Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2) [Roadster])
- Section 70 (Air Conditioning (Refrigerant R1234YF Servicing) (2 Of 2) [Roadster])
- Section 71 (Body Front [Roadster])
- Section 72 (Bumpers [Roadster])
- Section 73 (Hood, Lids [Roadster])
- Section 74 (Exterior Equipment [Roadster])
- Section 75 (Front Doors, Central Locking System [Roadster])
- Section 76 (Convertible Top [Roadster])
- Section 77 (Glass, Window Regulators [Roadster])
- Section 78 (Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering) [Roadster])
- Section 79 (Wheels, Tires And Wheel Alignment (Wheel And Tire Guide General Information) [Roadster])
- Section 80 (Front Suspension [Roadster])
- Section 81 (Steering [Roadster])
- Section 82 (Self-Leveling Suspension [Roadster])
- Section 83 (Rear Suspension [Roadster])
- Section 84 (General Information [Roadster])
- Different car
- Section 1 (Maintenance, Diagnosis (2019 Fluid Capacity Tables) [Coupe])
- Section 2 (Maintenance, Diagnosis (2020 AUDI Service) (1 Of 2) [Coupe])
- Section 3 (Maintenance, Diagnosis (2020 AUDI Service) (2 Of 2) [Coupe])
- Section 4 (Maintenance, Diagnosis (2020 Fluid Capacity Tables) [Coupe])
- Section 5 (Maintenance, Diagnosis (2019 AUDI Maintenance Schedule) [Coupe])
- Section 6 (Maintenance, Diagnosis (2019 Fluid Capacity Tables) [Roadster])
- Section 7 (Maintenance, Diagnosis (2020 AUDI Service) (1 Of 2) [Roadster])
- Section 8 (Maintenance, Diagnosis (2020 AUDI Service) (2 Of 2) [Roadster])
- Section 9 (Maintenance, Diagnosis (2020 AUDI Maintenance Schedule) [Roadster])
- Section 10 (Maintenance, Diagnosis (2020 Fluid Capacity Tables) [Roadster])
- Section 11 (Maintenance, Diagnosis (2019 AUDI Maintenance Schedule) [Roadster])
- Section 12 (Generic Scan Tool [DHHA] (2020) [Roadster])
- Section 13 (Generic Scan Tool [DHHA] (2020) [Engine & Transmission DTC Tables] (Roadster))
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.