NHTSA ID Number: 10199712
Manufacturer Communication Number: 21AUUSMaint721
TSB/Document Date: 2021-08-04
Summary
Additional Maintenance Items: Rear axle, quattro Sport - Change ATF and differential oil. CHANGED "Change Fluids". Every 60,000 miles - Only: RS 5, S6, S7, SQ7, SQ8, RS Q8. Oil Capacity Chart: Changed Q7 45 TFSI 2.0L oil type to "508".
2021 Audi
Maintenance Schedule - All Models
MY 2021 Maintenance Intervals Gas and Hybrid
Models - USA
NOTE: The intervals shown in this table are based on vehicles operating under normal conditions. In case of severe
conditions, such as extremely low temperatures, excessive dust, etc., it is necessary for certain operations to be
carried out in between the given intervals. This applies particularly to engine oil changes and the cleaning or replacing of the air cleaner filter element.
Service intervals in miles
10K
Minor Maintenance
(Every 1 year)1
Standard Maintenance
(Every 2 years)2
Additional Maintenance
Items
20K
X
30K
40K
50K
X
X
60K
X
X
70K
80K
X
X
90K
100K 110K 120K
X
X
X
X
X
Refer to the Additional Maintenance Items Table below
1) First minor maintenance service at 10,000 miles or 1 year after delivery, whichever occurs first. Minor maintenance services thereafter
occur at intervals of 20,000 miles or every 2 years after the last minor maintenance service, whichever occurs first.
2) First standard maintenance service at 20,000 miles or 2 years after delivery, whichever occurs first. Standard maintenance services
thereafter occur at intervals of 20,000 miles or every 2 years after the last standard maintenance service, whichever occurs first.
all completed items
Minor Maintenance
Brake system - Check the thickness of the brake pads
Engine oil and oil filter - Change oil and replace filter
Multi-point inspection - Complete
Service reminder indicator display - Reset display
Tire repair kit - Check and record the completeness and expiration date (if equipped)
Standard Maintenance (Includes All Minor Maintenance Items)
Body/chassis - Visually inspect for possible paint damage and corrosion, from the inside and outside, with the
doors as well as hood and trunk lids open
Brake system - Check for damage and leaks, condition of brake hoses and the presence of the bleeder caps;
Check the thickness of the brake pads
Charging cable - Check for damage (if present in vehicle during inspection) (Only: A7 55 TFSI e, A8 L 60 TFSI e,
and Q5 55 TFSI e)
Charging socket - Check for contamination and damage (Only: A7 55 TFSI e, A8 L 60 TFSI e, and Q5 55 TFSI e)
Connected box battery (for Audi
Connected Services) - Check state of health with Vehicle Diagnostic Tester in
Guided Functions:
(Only: A4 [all models], A5 [all models], A6 [all models], A7 [all models], A8 L [all models], Q5 [all models], Q7
[all models], Q8 [all models])
Convertible top - Lubricate latch mechanism (Only: A5 45 TFSI Cabriolet, S5 Cabriolet)
Door hinges (including door stay) and door latch - Lubricate
High voltage cooling system - Check coolant level according to procedure in ElsaPro
NOTE: For high-voltage electrical components (Only: A7 55 TFSI e, A8 L 60 TFSI e, Q5 55 TFSI e)
Engine cooling system - Check freeze protection and coolant level
Engine oil and oil filter - Change oil and replace filter
Engine, transmission, final drive, steering (with front noise insulation removed) - Visual inspection for leaks
and damage (including visible HV components of PHEV vehicles)
Exterior lighting function - Check front and rear lights, high beams, low beams, turn signals, cornering lights,
brake lights, reverse lights, license plate lights, fog lights, and hazard warning lights
1
Revised 7/21/2021
Standard Maintenance (continued)
First aid kit (if equipped) - Check and enter expiration date YYYY / MM _________
Front flap lock - Lubricate (Only: R8 Coupe, R8 Spyder)
Fuel tank flap system - Check the water drain according to ElsaPro (Only: R8 Coupe, R8 Spyder)
Headlights - Check adjustment
High voltage system maintenance connector - Check for damages (deformation, scratches) and connector is
clean (Only: PHEV Plug-in Hybrids, Q5 TFSI e, A7 TFSI e, A8 TFSI e)
Hood safety catch – Lubricate (Only: R8 Coupe, R8 Spyder)
Horn - Check function
Instrument cluster - Check warning and indicator lights
Interior lights - Check all interior lights, trunk lights, and glove box compartment illumination
Multi-point inspection - Complete
Oil fill Area - Check water drain according to ElsaPro (Only: R8 Coupe, R8 Spyder)
Plenum chamber and water drain valves: Check for dirt. (Only: A6 [all models], A7 [all models], A8 L [all models], Q7 [all models], and Q8 [all models])
NOTE: Time spent cleaning of item is a separate charge for service time
Road test - Perform
Rollover protection - Check the rollover protection when the convertible top is open (Only: R8 Spyder)
Safety belts - Check function and condition of belt, belt tongue, and latch
Service reminder indicator display - Reset display
Spare tire (if equipped) - Check condition and tire inflation pressure, adjust if necessary
Spoiler - Lubricate rear spoiler according to procedure in ElsaPro. (Only: TT, TTS, and TT RS models [if
equipped])
Sunroof and panoramic sunroof systems - Check function (if equipped)
Suspension and axle components (front and rear) - Check dust seals on ball joints and tie rod ends, check for
excessive play
Tires - Check condition and tire tread wear. Check and record the tread depth
Tires - Check tire inflation pressure and adjust if necessary
Tire repair kit (if equipped) - Check and record the completeness and expiration date
Underbody - Check for damage and leaks, check the wheel well liners, underbody paneling and all lines are
properly mounted (including visible HV components of PHEV vehicles)
Warning triangle and first aid kit (if equipped) - Check if present
Windshield washer and headlight washing system - Add fluid if necessary. Check adjustment and function
Wiper blades - Check condition and replace if necessary
Additional Maintenance Items
Work to be completed
Interval
Model Application
Air filter - Replace
Every 60,000 miles
All vehicles except:
RS 6 Avant
RS 7
Air filter - Replace
Every 20,000 miles
Only:
RS 6 Avant
RS 7
AWD clutch - Change fluid (if
equipped)
Every 3 years regardless of mileage
Only:
Q3 40 TFSI, Q3 45 TFSI,
TT Coupe 45 TFSI,
TT Roadster 45 TFSI,
TTS Coupe, TT RS Coupe
Brake fluid - Change
Every 2 years regardless of mileage
All vehicles
Dust and Pollen filter - Replace
Every 20,000 miles or 2 years,
whichever occurs first
All vehicles
2
Revised 7/21/2021
Additional Maintenance Items
Work to be completed
Interval
Model Application
Fragrance cartridges - Change (if
equipped)
Every 2 years regardless of mileage
Only:
S8 LWB
Front Differential - Change fluid
120,000 miles or 10 years,
whichever occurs first
Only:
R8 Coupe, R8 Spyder
“Excluding RWD models”
Panoramic sunroof systems Check drainage system by fluid
check according to procedure in
ElsaPro (if equipped)
Every 20,000 miles or 2 years,
whichever occurs first
All vehicles
Rear axle, quattro® Sport Change fluids
Every 60,000 miles
Only:
RS 5, S6, S7, SQ7, SQ8, RS Q8
Ribbed V-belt starter/generator
drive (including tensioner) Replace
Every 60,000 miles
Only:
A4 40 TFSI, A4 45 TFSI, A4 allroad®,
A5 40 TFSI, A5 45 TFSI,
A6 45 TFSI,
Q5 45 TFSI
Spark plugs - Replace
Every 30,000 miles or 3 years,
whichever occurs first
Only:
RS 5,
S6, RS 6 Avant,
S7, RS 7,
A8 L 60 TFSI, S8 LWB,
SQ7,
SQ8, RS Q8,
TT RS
Spark plugs - Replace
Every 40,000 miles or 6 years,
whichever occurs first
Only:
A4 40 TFSI, A4 45 TFSI, S4,
A4 allroad® 45 TFSI,
A5 40 TFSI, A5 45 TFSI, S5,
A6 45 TFSI, A6 55 TFSI,
A6 allroad® 55 TFSI,
A7 55 TFSI, A7 55 TFSI e,
A8 L 55 TFSI, A8 L 60 TFSI e,
Q5 45 TFSI, Q5 55 TFSI e, SQ5,
Q7 45 TFSI, Q7 55 TFSI,
Q8 55 TFSI,
TTS Coupe
Spark plugs - Replace
Every 60,000 miles or 6 years,
whichever occurs first
Only:
R8 Coupe, R8 Spyder
Spark plugs - Replace
Every 80,000 miles or 6 years,
whichever occurs first
Only:
Q3 40 TFSI, Q3 45 TFSI,
TT Coupe 45 TFSI,
TT Roadster 45 TFSI
S-Tronic transmission - Change
fluid and filter
Every 40,000 miles
Only:
R8 Coupe, R8 Spyder
3
Revised 7/21/2021
Additional Maintenance Items
Work to be completed
Interval
Model Application
S-Tronic transmission - Change
fluid
Every 40,000 miles
Only:
A4 40 TFSI, A4 45 TFSI,
A4 allroad® 45 TFSI,
A5 40 TFSI, A5 45 TFSI
A6 45 TFSI, A6 55 TFSI,
A6 allroad® 55 TFSI
A7 55 TFSI, A7 55 TFSI e,
Q5 45 TFSI, Q5 55 TFSI e,
TT RS
S-tronic transmission - Change
fluid
Every 80,000 miles
Only:
TT Coupe 45 TFSI,
TT Roadster 45 TFSI, TTS Coupe
4
Revised 7/21/2021
- 6X better wear protection on critical engine parts than...
- 1.3X better sludge protection than industry standards*
- 3X Stronger against viscosity breakdown than leading full...
- Protection for 10,000 miles between oil changes
- Meets or exceeds the following specifications: API SP/SN...
- Formulated for engines with 75,000 miles or more, Valvoline...
- Delivers 20% better wear protection and 15% better sludge...
- Extra detergents safeguard against friction, corrosion and...
- Advanced friction-fighting additives help maximize...
- Provides performance benefits for high mileage, new and...
Last update on 2026-06-23 / Affiliate links / Images from Amazon Product Advertising API
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TSB/Document ID: 21AUUSMaint721
Replacement Service Bulletin Number:
MFR Communication Date: 2021-07-21
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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