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Service bulletins for the 2019 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.

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

By type

By component

By trouble code

Bulletins, newest first
A911936 2053916-2019-04-01. Service bulletin. EQUIPMENT. This informational bulletin contains instructions for when a non-plus sized iPhone heats up while wirelessly charging and the CarPlay screen may appear frozen.
A481977 2053869-2019-04-01. Service bulletin. STEERING; EQUIPMENT. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.
A151933 2053278-2019-04-01. Service bulletin. ENGINE. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
Audi MY 2019 2012019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. e-tron added
Audi MY 2019 2012019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Standard Maintenance Section: MOVED: Panoramic sunroof systems - Check drainage system by fluid check according to Elsa (if equipped) to: Additional Maintenance Items section
2019 A4-S4-allro2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. REMINDERS SECTION: ADDED "certified" to Audi Technician POST ROAD TEST SECTION: ADDED: "30 Day" to Inventory Maintenance Sticker
Audi MY 2019 2012019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; TIRES. ADDED to footnote (b at the end of the chart: "If vehicle has a top speed of 174 mph, it has the Dynamic Plus Package which can be identified by PR Code PAB"
2019 A4-S4-allro2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Select Owner Priorities section: All items replaced. Infotainment Section: REMOVED: Audi music interfacce with two USB ports. Sign-off Section: CHANGED: "Second Delivery" to "New Vehicle Orientation"
A921916 20381512019-04-01. Service bulletin. EQUIPMENT; VISIBILITY:REAR WINDOW WIPER/WASHER. This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
A911929 20535982019-04-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains instructions for MIB2 Standard on how to update the MMI.
A911928 20517202019-04-01. Service bulletin. EQUIPMENT. This bulletin contains instructions for submitting a customer registration form for the Audi phone box to the customer's Mobile Network Operator.
A461903 20341812019-04-01. Service bulletin. SERVICE BRAKES. This technical service bulletin provides troubleshooting for brake noise.
A441969 20225632019-04-01. Service bulletin. SUSPENSION. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
A301923 20535972019-04-01. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when there is a leak from the lower bellhousing.
SM 44-2017 EN2019-04-01. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return all part numbers listed in the document and order the superseded part numbers going forward.
A911944 204250662019-04-01. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; VEHICLE SPEED CONTROL:CRUISE CONTROL. 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.
A571954 202203282019-04-01. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. This technical service bulletin provides troubleshooting information for the vehicle locking system.
Bulletin - 50E62019-04-01. Service bulletin. EQUIPMENT:OTHER:LABELS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. UPDATE 50E6 Vehicle Emissions Control Information Label
Tire Pressure Ta2019-02-25. Service bulletin. TIRES; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. ADDED: TT, TTS, TT RS tire pressures
MY 2019-201811152019-02-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Additional Maintenance Items section: Spark plugs & Transmission: REMOVED "Q5 Plug in Hybrid"
MY 2019-201811052019-02-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Additional Maintenance Items section: Spark plugs & Transmission: REPLACED "Q5 e-tron" with "Q5 Plug in Hybrid"
A901807 2048926-2019-02-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains repair instructions for DTC B200FF1 and B200FF2.
A001814 2045316-2019-02-19. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains information about the Start/Stop system.
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.
A511711 2009967-2019-02-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for vehicle inspection, protection removal, and detailing.

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