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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
MY 2018 A4-S4-al2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document contains the revised checklist for the Audi A4/S4/A4 allroad Delivery Guidelines. Please see PDF change file for details.
ATE-17-052018-02-05. Service bulletin. EQUIPMENT. Due to increasing requests for high voltage personal protective equipment (HVE PPE) for dealer technicians working with high voltage vehicles (Hybrid, Plugin Hybrid, Electric Vehicle), the Volkswagen Tools and Equipment Team has identified two US based suppliers to support dealers in USA and Canada.
A921613 2038151-2018-02-05. Service bulletin. EQUIPMENT. This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
A921612 2038151-2018-02-05. Service bulletin. EQUIPMENT. This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
A001684 2037949-2018-02-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides instructions for an an error message and updating with an SVM code.
A911742 2040843-2018-02-05. Service bulletin. EQUIPMENT. This information bulletin explains why traffic incidents nearest to the vehicle/in the surrounding area do not appear in the MIB MMI.
A911744 2037073-2018-02-05. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin details why the radio sounds different due to different hardware.
A911746 2048436-2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains repair instructions for when after PDI is performed, the customer states that the Audi connect services are not functioning.
MY 2018 A4-S4-al2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Infotainment Section: Added: "If Audi connect is not functioning with an error message, ?The myAudi Server is currently unavailable?, reference TSB 2048436 to activate service"
MY 2018 Audi Tec2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Trunk Inspection Section: Added: "Check battery clamps for proper torque Refer to Elsa Pro for specification"
A001798 2042954-2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions and trouble shooting for how to take the vehicle out of transport mode.
MY 2018 A4-S4-al2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi connect Section: Added: "If Audi connect is not functioning with an error message, ?The myAudi Server is currently unavailable?, reference TSB 2048436 to activate service"
A911735 2048436-2018-02-05. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin contains repair instructions for when after PDI is performed, the customer states that the Audi connect services are not functioning.
MY 2018 Audi Tec2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Added
MY 2018 A4-S4-al2018-02-05. Service bulletin. EQUIPMENT:ELECTRICAL. Infotainment Section: Added "with two USB ports" to Audi Music Interface
A461773 2047919-2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin explains why a slight rattling or click noise can be heard from the front of the car at about 25 mph.
A171784 2038119-2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin details instructions on handling when the oil minimum message appears but the oil level is above minimum but not overfilled.
A001793 2047812-2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains instructions for setting up and using the SD creator program.
2013_06_ATU Audi2017-12-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document contains information on the Audi side assist update.
Maintenance Sche2017-10-27. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Additional Maintenance Items Section: Perform first at 60,000 miles: REMOVED RS 3 from Air Cleaner exceptions
A571624 2042941-2017-10-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. The vehicle was delivered with two remote keys that have different exterior finishes. One key has a glossy piano black finish with matte chrome detail, and the other key has a completely matte black finish. Starting model year 2016 TT vehicles and with model year 2017 Q7 and A4 vehicles, vehicles equipped with Audi advanced key (Kessy) will be delivered with two remote keys that have different exterior finishes. Delivering vehicles with two keys that have different finishes is done deliberately. The key with glossy black finish indicates that the vehicle is equipped with Audi advanced key. Vehicles without Audi advanced key are delivered with two matte black finish keys.
A571623 2041396-2017-10-25. Service bulletin. EQUIPMENT. The plastic emergency spare key was not delivered with the vehicle. From MY 2016, the plastic emergency spare key is no longer part of the standard equipment for vehicles with the newest keyless remote design. Keyless entry is standard on all new Audi models, and the metal key in the remote is considered the emergency key for accessing the vehicle.
Scheduled Mainte2017-10-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document
12-13-2016E2017-10-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document
12-13-2016D2017-10-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document

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