Service bulletins for the 2020 Audi A8
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1291 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| A1924642069248_6 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin provides information when the red coolant warning lamp comes on or MIL on, and DTC P218100 and/or P1BB400. |
|---|---|
| A1324262071114_3 | 2024-09-06. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high. |
| A0124342074976_1 | 2024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when there are functional restrictions or driving behavior due to diesel detected in petrol. |
| A0024902074853_1 | 2024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides service information ror when the fuel tank cannot be fully filled. |
| SM 47-2024 | 2024-09-06. Other. ENGINE. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward. |
| Dealer 27BQ_REV4 | 2024-09-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Parts and claiming instructions updated. |
| Circ 27BQ_REV4 | 2024-09-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Parts and claiming instructions updated. |
| A9324042074808_1 | 2024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content. |
| A9224402065963_3 | 2024-09-06. Service bulletin. VISIBILITY/WIPER. This bulletin provides information on repairing the corrugated hose for the windshield washer system. |
| A9124462068573_3 | 2024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informationw hen the parking aid sensor bracket(s) separates from the rear bumper. |
| A9124432074929_1 | 2024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin proves information when the bluetooth does not work, adaption channel deactivated. |
| A9124382074858_1 | 2024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaiton when the calendar function is not available; MIB2 and MIB2+. |
| A9024232055188_11 | 2024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the individual overhead view cameras are inoperative, the picture is blurry or fogged up; DTCs B200FFA, B127C04, C12AE02. |
| A7224582074897_1 | 2024-09-06. Service bulletin. STRUCTURE:BODY. This bulletin provides information when the folding cover for the rear arm rest is loose. |
| A4424062074846_1 | 2024-09-06. Service bulletin. WHEELS. This bulletin provides information vibrations and rotational steering wheel vibrations. |
| A4424052074843_1 | 2024-09-06. Service bulletin. WHEELS. This bulletin provides information when there is a wheel/tire imbalance. |
| A3924692074857_1 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin provides information when there are noises/vibrations in tight bends; Q7 and A8 models. |
| A3724242074749_2 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin provides Service Information: Pulling away in second gear, vehicles with 0D5 or 0D6 gearbox. |
| A3724222074826_1 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin offers information about the basic information needed for technical requests for gaerbox complaints. |
| A1924652070349_4 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin provides information when there is a loss of coolant from the coolant pump; V6 TFSI. |
| A1924642069248_6 | 2024-09-06. Service bulletin. POWER TRAIN. This bulletin provides information when the red coolant warning lamp comes on or MIL on, and DTC P218100 and/or P1BB400. |
| A1324262071114_3 | 2024-09-06. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high. |
| A0124342074976_1 | 2024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when there are functional restrictions or driving behavior due to diesel detected in petrol. |
| A0024902074853_1 | 2024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides service information ror when the fuel tank cannot be fully filled. |
| SM 42-2024 | 2024-08-06. Other. STEERING. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.