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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
12-13-2016C2017-10-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document
12-13-2016A2017-10-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document
A911672203707342017-03-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS BULLETIN DETAILS WHY THE RADIO SOUNDS DIFFERENT DUE TO DIFFERENT HARDWARE.
A911639204201332017-03-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS TECHNICAL SERVICE BULLETIN EXPLAINS HOW TO DIAGNOSE AND RESOLVE ISSUES WITH AUDI CONNECT ONLINE DESTINATION SEARCH, GOOGLE EARTH NAVIGATION VIEW, AND INRIX ONLINE TRAFFIC.
A911637204250622017-03-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. 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 .
A911635203707332017-03-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS TECHNICAL SERVICE BULLETIN EXPLAINS THAT VEHICLES WITH THE MIB MMI RADIO PLATFORM USE A NEW SDARS CHIPSET THAT RECEIVES RADIO PROGRAMMING FROM A DIFFERENT BAND THAN PREVIOUS PLATFORMS, WHICH MAY AFFECT THE RECEPTION.
A171672203811962017-03-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR AND REPLACE A DEFECTIVE OIL LEVEL SENSOR.
A911664204250632017-02-21. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). 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 .
A911663204402422017-02-21. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL. THIS TECHNICAL SERVICE BULLETIN EXPLAINS HOW TO TROUBLESHOOT A VARIETY OF ISSUES WITH THE AUDI SMARTPHONE INTERFACE.
A911664204250632017-02-17. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. 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 .
A911663204402422017-02-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. THIS TECHNICAL SERVICE BULLETIN EXPLAINS HOW TO TROUBLESHOOT A VARIETY OF ISSUES WITH THE AUDI SMARTPHONE INTERFACE.

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