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Service bulletins for the 2012 Volkswagen Jetta

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.

1483 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
VWoa Dealer Anno2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This document informs of Volkswagen AG and Audi AG received notice from the US Environmental Protection Agency, US Department of Justice and the California Air Resources Board of an investigation related to emissions compliance matters.
Elsa 6-29-152018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document contains the VW Elsa Newsletter that contains a general overview of wiring diagrams updates, technical bulletins, pending service solutions, tech tips, campaigns, updates, and suggestions.
Elsa 6-22-152018-02-05. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document contains the VW Elsa Newsletter that contains a general overview of wiring diagrams updates, ElsaPro infomedia icons grayed out, workshop equipment tool storage application, technical bulletins, pending service solutions, tech tips, campaigns, updates, and suggestions.
Campaign Circula2018-02-05. Service bulletin. FUEL SYSTEM, DIESEL. Service Action Campaign (Certain 2009-2012 Model Year Vehicles with TDI® Clean Diesel Engine Install Misfueling Guard): As diesel engine passenger vehicles become more popular, auto manufacturers have seen an increase in the number of misfueling cases where diesel engine vehicles are mistakenly fueled with gasoline. The resulting fuel system contamination can lead to costly repairs that are not covered under warranty. The corrective action taken was as an additional safeguard to help prevent a gasoline fuel pump nozzle from being used to fuel a TDI® Clean Diesel engine vehicle, dealers will install a misfueling guard in the fuel filler neck of vehicles affected by this action. Additionally, a new fuel filler neck cap will also be installed. Please note: The misfueling guard is designed to prevent a gasoline fuel pump nozzle from entering a vehicle?s fuel filler neck, thereby reducing the risk of fuel system contamination from gasoline. Even with this guard installed, remind anyone who refuels the vehicle that it requires diesel fuel, and to double-check the fuel pump to ensure the correct fuel is selected before filling the tank.
Campaign Circula2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, DIESEL. Emissions Service Action (Certain 2010-2014 Volkswagen Vehicles with 2.0L TDI® Clean Diesel Engine ECM Software Update): The vehicle?s engine management software has been improved to assure the vehicle?s tailpipe emissions are optimized and operating efficiently. Under certain operating conditions, the earlier strategy may have increased the chance of the vehicle?s MIL light illuminating. If the MIL illuminates for any reason, the vehicle will not pass an IM emissions inspection in some regions. The corrective action taken was to Install updated ECM software
Service Xpress -2018-02-05. Service bulletin. EQUIPMENT. This document discusses the fluids necessary for the vehicle to operate. It contains the method to reset the reminder display
Ref. - Reflash U2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference Update Guide of the vehicles expected upgraded software level. The latest corresponding technical bulletins that address the issues, and concerns that have been had with the vehicles.
Dealer Letter -2018-02-05. Service bulletin. FUEL SYSTEM, DIESEL. VOLKSWAGEN DEALERSHIP COMMUNICATION: This document is a FAQ concerning question customers may have about VOLKSWAGEN installing a preventative safeguard to prevent the pumping of gasoline instead of diesel into the Volkswagen Vehicles with TDI Clean Diesel Engine
Update Bulletin2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. UPDATE Technical Bulletin: This software update has been proactively released to revise the engine management strategy to the latest engineering levels.
Dealer Letter -2018-02-05. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VOLKSWAGEN DEALERSHIP COMMUNICATION: Volkswagen announced a warranty extension program to cover the High Pressure Fuel Pump on 2009-2012 model year TDI Clean Diesel Engine vehicles
WECF HPFP WEXT2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; FUEL SYSTEM, DIESEL. VOLKSWAGEN DEALERSHIP COMMUNICATION: This document announced a warranty Volkswagen extension program to cover the High Pressure Fuel Pump on 2009-2012 model year TDI Clean Diesel Engine vehicles.
1-2017 Update2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This communication is to update our ProFi dealers of the current status of the latest inbound and outbound ProFi requests.
V241702 20451382018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin was updated per powertain team and warranty team. Info from this bulletin is combined with TB 2031075 (V241208) and 2038161 (V241506) due to warranty extension claiming/processing confusion. (Basically 3 technical bulletins covering the same DTC were combined into 1 technical bulletin). By combining the three technical bulletins it allowed for archiving (removal from publication) of V241208 and V241506 stated above.
V571701 20429552018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Update Technical bulletin to include model year 2016 and 2017 models.
V871701 20441652018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. To add associated labor operation numbers to warranty table and include model year 2017 applicability.
Circular - 20T82018-02-05. Service bulletin. FUEL SYSTEM, DIESEL. Service Action Campaign: As diesel engine passenger vehicles become more popular, auto manufacturers have seen an increase in the number of misfueling cases where diesel engine vehicles are mistakenly fueled with gasoline. As an additional safeguard to help prevent a gasoline fuel pump nozzle from being used to fuel a TDI Clean Diesel engine vehicle, dealers will install a misfueling guard in the fuel filler neck of vehicles affected by this action. This document contains the fault codes work procedure for servicing these issues
V931603 20352172018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. To include model year 2017 applicability.
V871617 20441652018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Updated vendor code and parts table.
TT 97-12-022018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Data Link connector pin assignment chart that is applicable to all models. Update model year applicability.
FTC Dealer Notic2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This notice gives an update on the settlement for the emissions issues with regards to 2.0L TDI vehicles.
V871618 20437042018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Updated to include additional model year and required documentation instruction.
V131702 20443502018-02-05. Service bulletin. ENGINE. Update TB to include model year 2017 and include additional engine applicability.
2012 Jetta Servi2018-02-05. Service bulletin. ENGINE; EQUIPMENT. Engine 2.0L MPI CBPA: Changed Oil Capacity to 3.6L (3.8 qt)
TT 0115072018-02-05. Service bulletin. ELECTRICAL SYSTEM. Alternative repair direction to address DTC P1386 on the 2.5l engine. Update to include Beetle and Beetle convertible applicability.
V241707 20473632018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Metadata adjustment. TB appeared with tech tips in Elsa.

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