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.
By type
By component
By trouble code
By topic
| A1915612025303-5 | 2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 19 number 14-50 dated June 20, 2014. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been replaced by an improved version. G12++ coolant (for service available) has been introduced in MY 2005 for all engines. G13 has been introduced in MY 2008 as factory filling and service. |
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| A171782 2010043- | 2018-02-05. Service bulletin. ENGINE. This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change. |
| A401765 2047920- | 2018-02-05. Service bulletin. SUSPENSION:FRONT. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds. |
| A441764 2022563- | 2018-02-05. Service bulletin. SUSPENSION:FRONT. This bulletin provides information regarding vibrations or movement that are felt in the wheel. |
| MY 2018 Audi A4- | 2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document contains the revised checklist for the Audi Technician Reference Document. Please see PDF change file for details. |
| MY 2018 Audi A4- | 2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Settings: REMOVED: "Load On-Board Tutorials" |
| MY 2018 A4-S4-A4 | 2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Settings: REMOVED: "Load On-Board Tutorials" |
| MY 2018 A4-S4-al | 2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Owner's Documents: REMOVED: "Explain the ?text to phone? features for viewing tutorials on a smartphone or at the Audi Technology website: www.auditechnology.com" Infotainment Section: REMOVED: "Explain and configure preset hard keys" |
| MY 2018 A4-S4-al | 2018-02-05. 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. |
| MY 2018 Audi Nor | 2018-02-05. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. New Document |
| A911712 2047112- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This informational bulletin is for a sporadic DTC that does not cause functional issues in the vehicle. |
| ATE-17-05 | 2018-02-05. 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. |
| A911679 2045540- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This bulleting provides information regarding warning messages in the MMI from Audi connect. |
| A911678 2043037- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This technical service bulletin provides information about the operation of the Audi connect system. |
| 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. |
| A911743 2042097- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin contains resource information for when the traffic feature is inoperative in the MMI navigation. |
| A911739 2047112- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin is for a sporadic DTC that does not cause functional issues in the vehicle. |
| 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. |
| A911747 2044853- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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. |
| A341723 2048671- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This bulletin contains instructions for when DTC U030000 appears and ?All Wheel Drive Malfunction Message? is displayed in the instrument cluster. |
| A001799 2045316- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains information about the Start/Stop system. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.