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Service bulletins for the 2012 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.

1572 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
V871301 20055662019-04-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Technical Bulletin (HVAC, Unpleasant Odor): An unpleasant odor is coming from Heating and Ventilation system. Odor mainly occurs after vehicle has been sitting (unused) at least 5 hours and within 20 to 60 seconds after vehicle is first started. Contaminants are effectively neutralized using the AIRCOMATIC? II Ultrasonic Climate System Cleaner (VAS 6189A) or AIRCOMATIC III Ultrasonic Climate System Cleaner (VAS 6189B) and AIRCO-CLEAN Ultrasonic HVAC Treatment (30208). All other cleaning methods are no longer permitted. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V011335 20286092019-04-08. Service bulletin. POWER TRAIN. Technical Bulletin (Update Programming for Engine Control Module and Transmission Control Module, for Shudder and/or Slight Hesitation Concerns): Current ECM/TCM programming could be causing slight hesitation related concerns in DSG equipped vehicles (depending on driving conditions). The production solution to this issue is Improved ECM/TCM software to address drivability concerns and slight hesitation complaints. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
TT 57-12-072019-04-08. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Tech Tips (Front Door Seal Alignment): When replacing a front door seal on a 2012/2013 Passat, it is important to make sure the seal is properly aligned. This document informs how to check if a door seal is properly aligned.
TT 57-10-042019-04-08. Service bulletin. ELECTRICAL SYSTEM. Tech Tips (No Communication with the J519 Vehicle Electrical System Control Module/Body Control Module): If no communication can be established to the Vehicle electrical system control module J519 (address word 09) in Guided Fault Finding or Vehicle Self Diagnosis, it may be necessary to cycle door locks. This document informs of the recommended observations that should be taken when performing the procedure.
TT 26-13-032019-04-08. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE. Tech Tips (CBEA, CJAA, CKRA engine codes DPF replacement and/or DTCS P2413, P2463): This document informs of the use of aftermarket air filters such as cotton bed steel mesh or cone style, can cause the MAF sensor to not read accurately, affecting vehicle performance and critical monitoring functions for the diesel particulate filter. This can also result in premature DPF failure. Only use factory air filters. The use of aftermarket air filters is not supported as the system was designed and calibrated to work with factory air filters.
On Car Analysis2019-04-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On Car Analysis2019-04-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On Car Analysis2019-04-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On Car Analysis2019-04-08. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On Car Analysis2019-04-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On Car Analysis2019-04-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. On-car analysis list of Customer Complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
Control Module R2019-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Quick Reference Update Guide: This document informs of the corresponding software/hardware and disc availability to the customer concerns about a vehicle
V001304 20344072019-04-08. Service bulletin. POWER TRAIN. Technical Bulletin (Choosing Service Numbers ? Transmission and Drivetrain): To ensure that customer concerns are being properly addressed, Volkswagen created a reference Service Numbers example sheet available for customer concerns/technician findings. Proper Service Number usage will ensure customer concerns/technician findings are properly addressed allowing for more accurate and timely repair information, Required Vehicle Updates and Technical Bulletins.
TT 80-13-012019-04-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Tech Tips (Passat-Blower Motor-Fault Diagnosis): If the vehicle comes in with a blower concern, check for DTCs. If DTCs are found, use the table in this document to diagnose the concern.
TT 44-10-012019-04-08. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; ELECTRICAL SYSTEM. Tech Tips (Tire Pressure Monitoring System): The TPMS system on the MY vehicles (2011-2013 Jetta, Tiguan, GTI, Golf and 2012-2013 Passat) is now an indirect type system. There are no sensors in the wheels as on previous models. There is no separate TPMS module, as all functions are part of the ABS module and monitored through the ABS sensors. This document informs where to find further detailed information on the system
TT 24-07-1032019-04-08. Service bulletin. ENGINE. Tech Tips (Vehicles with 2.5L Engine - Fault Code P2279 (Leaking Air in Intake System) Diagnostic Tip): When diagnosing fault code P2279-Leaking Air in Intake System, be sure to check the cam timing first. This document informs how to check the cam timing
On-car Analysis2019-04-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN. On-car analysis list of customer complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
On-car Analysis2019-04-08. Service bulletin. POWER TRAIN; EQUIPMENT; ELECTRICAL SYSTEM. On-car analysis list from customer complaints: Transmission Concerns (including clutch assembly, bevel box and Haldex)
VW Parts Accesso2019-04-08. Service bulletin. EQUIPMENT. Adhesive application for installation on all areo parts solds as an accessory
VSS 17-042019-04-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Notification of the 2.0l Gen 2, TDI remediation fix monitoring via the VTA system, in alignment with campaigns 23U4.
V961301 20261772019-04-08. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin (Keyless Entry Inoperative after Access / Start (KESSY) Module Replacement): After replacing the Access/Start (KESSY) module, the keyless entry does not work. The Access/Start (KESSY) module service parts are programmed incorrectly, resulting in a lack of functionality. This document informs of the conditions necessary to allow the software to be reprogrammed
V261305 20315832019-04-08. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin (Exhaust Pressure Control Valve issues): This document informs of the diagnostic issues resulting from malfunctions of the Exhaust Pressure Control Valve. If one or more of the faults are stored in the ECM fault memory, remove the exhaust flap to check for a sticking condition. If the flap cannot be moved or does not move freely, the exhaust flap must be replaced. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
24CX2019-04-08. Service bulletin. EQUIPMENT; ENGINE. The snow flap in the inlet air box housing may remain partially to fully open. Should this occur, excess warm air could enter the air intake through the snow flap inlet.
VHW-17-112019-04-08. Service bulletin. EQUIPMENT. VAS 6154 Replacement Part Setup Guide
24CX2019-04-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. The snow flap in the inlet air box housing may remain partially to fully open. Should this occur, excess warm air could enter the air intake through the snow flap inlet.

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