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Service bulletins for the 2015 Volkswagen Passat

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.

1134 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
TT 27-16-022017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Brand specific Alignment rack software information to address calibration concerns for adaptive cruise control.
Update Bulletin2017-11-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. UPDATE Technical Bulletin (TDI Battery Management Software): This update has been proactively released to prevent the battery from becoming discharged due to a unique set of circumstances during the CAN bus diagnostic phase, leading to excessive parasitic draw and a discharged battery while the vehicle is parked.
Update Bulletin2017-10-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. UPDATE Technical Bulletin (TDI Battery Management Software): The battery can become discharged when the ECM "wakes-up" the CAN bus to do a diagnostic (~9 hours after vehicle shut-off). During that diagnostic time-window, if the door is opened or the ignition is switched ON, the ECM goes into a mode that can continuously wake-up the CAN bus, leading to excessive parasitic draw and a discharged battery while the vehicle is parked. This update has been proactively released to prevent the battery from becoming discharged due to a unique set of circumstances during the CAN bus diagnostic phase, leading to excessive parasitic draw and a discharged battery while the vehicle is parked.
V011504 20400572017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin: This document contains the fault codes for Diesel Particulate Filter issues. It also contains the procedure to update applications software
TT 90-13-02ss32017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. How to Reset Inspection Service and Interval Service software
TT011701_20465672017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Trouble shooting assistance should programming and/or reporting fail during campaign 23Q3 on vehicles equipped with KESSY antitheft system.
VIN-4-A-PIN Dece2017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. VAG03366 in ABS Module
Dealer Letter-Da2017-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. VOLKSWAGEN DEALERSHIP COMMUNICATION (Upcoming UPDATE 23N7 ? TDI Battery Management Software Update): This document informs of an upcomming update which states that the battery can become discharged due to a unique set of circumstances during the CAN bus diagnostic phase, leading to excessive parasitic draw and a discharged battery while the vehicle is parked. The corrective action for this issue was a SVM software update
TT 911117_2031182017-06-27. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. DIRECTIONS TO DEACTIVATE TRANSPORT SAFEGUARD MODE IN REPLACEMENT RADIOS. NO DIRECTIONS TO ADDRESS THIS IN THE REPAIR MANUAL OR SCAN TOOL.
SM 66-20162017-06-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. THIS SPECIAL NOTICE IS TO INFORM DEALERS TO RETURN ALL CLOCKS BUILT PRIOR TO SOFTWARE LEVEL 009 AND HARDWARE LEVEL 006
SM 66-2016-REVIS2017-06-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. THIS SPECIAL NOTICE IS TO INFORM DEALERS TO RETURN ALL CLOCKS BUILT PRIOR TO SOFTWARE LEVEL 006 AND HARDWARE LEVEL 009
37J22016-06-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
23N72016-06-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
23N72016-06-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
23N72016-05-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
37J22016-05-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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