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Service bulletins for the 2018 Audi A4 allroad

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.

567 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
A911942 205353212019-04-01. Service bulletin. BACK OVER PREVENTION; EQUIPMENT; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. This bulletin contains a software update for the camera are not switched in when moving into reverse.
A911820 2052251-2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT. This bulletin contains software update instructions for when the audio is distorted from door speakers or subwoofer.
A901807 2048926-2019-02-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains repair instructions for DTC B200FF1 and B200FF2.
A901806 2052820-2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains a software update that addresses the issue for when the map is visible within the speedometer.
Tire Pressure Ta2019-02-19. Service bulletin. EQUIPMENT. New Document
Scheduled Mainte2019-02-19. Service bulletin. EQUIPMENT. Added Oil Capacity Chart at the end of the document.
Scheduled Mainte2019-02-19. Service bulletin. EQUIPMENT. Under Additional Maintenance Items Section: Converted kilometers to miles for all items.
Scheduled Mainte2019-02-19. Service bulletin. EQUIPMENT. Changed format of Service Intervals Table Minor Maintenance Section: Added "Multi-Point Inspection - Completed" to checklist items. Created table for "Additional Maintenance Items"
A911753 2048535-2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin contains repair instructions for when the radio preset buttons activate without pressing a button.
A911751 2044853-2019-02-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT. This bulletin provides software update instructions for warning messages in the MMI when a user tries to manually refresh data or the vehicle cannot be locked or unlocked.
A911748 2042506-2019-02-19. Service bulletin. EQUIPMENT. This technical service bulletin explains how to determine the status of activation keys (that affect the function of Audi drive select, cruise control, navigation, Bluetooth, smartphone interface and voice recognition), and how to update them .
A511711 2009967-2019-02-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for vehicle inspection, protection removal, and detailing.
A961828 2052250-2018-12-10. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for correctly programming a door opener (produced by the Chamberlain Group) to the HomeLink.
A901895 2048926-2018-12-10. Service bulletin. EQUIPMENT:ELECTRICAL; VEHICLE SPEED CONTROL:CRUISE CONTROL. This bulletin contains repair instructions for DTC B200FF1 and B200FF2.
A011882 2045222-2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:ELECTRICAL. This bulletin explains how to update the software for an exhaust emissions warning light on.
Update 90K22018-11-26. Service bulletin. EQUIPMENT. On Audi A4, A5 and Q5 vehicles manufactured within a specific period, the service interval display does not show all parameters. As a result, the number of days remaining until the next service is due are not displayed correctly.
A911811 2045106-2018-11-26. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin provides instructions on how to properly replace a coaxial connection if it is damaged.
2018 A4-S4-allro2018-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Reminder Section: Changed GFF statement to the following: All PDI function tests must be run in Guided Fault Finding (GFF) using PDI Total Function Test Plan only.
A901894 2048926-2018-10-15. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EQUIPMENT; FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA; LANE DEPARTURE: SENSING SYSTEM: CAMERA. This bulletin contains repair instructions for DTC B200FF1 and B200FF2.
Service Informat2018-09-24. Service bulletin. EQUIPMENT. Page 2 Disclosure information changed
A9118972018-09-24. Service bulletin. EQUIPMENT. This bulletin contains instructions for when the customer loses audio for the radio after ending an incoming phone call.
A4318292018-09-24. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for DTC B200FF0.
SM 91-20182018-09-17. Service bulletin. EQUIPMENT:ELECTRICAL. The part numbers listed in the document are to be returned if they meet the criteria provided.
SM 89-20182018-09-17. Service bulletin. EQUIPMENT:ELECTRICAL. The part number listed in the document are to be returned only if they meet the criteria in the document
A911802 2051664-2018-09-17. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains repair instructions for when there is an emergency call function message in the instrument cluster with DTC B191604.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.