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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.

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Bulletins, newest first
TT 7415022019-04-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Update incorrect model year applicability in model table.
TT 7415022019-04-08. Service bulletin. SEATS; SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. Update incorrect model year applicability in model table.
TT 0117052019-04-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Coding information for replacement ECM to address specific fault setting after the install.
24CX2019-04-08. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 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.
23U42019-04-08. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. The Environmental Protection Agency and California Air Resources Board have determined that Volkswagen vehicles equipped with a 2.0L 4-cylinder TDI engine do not comply with applicable emissions regulations. The emissions control systems on the vehicles will not control emissions under off-cycle conditions as effectively as during the federal test procedure. The extent of the emissions increase under off-cycle conditions depends upon how the vehicles are driven.
23U42019-04-08. Service bulletin. EQUIPMENT; ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. The Environmental Protection Agency and California Air Resources Board have determined that Volkswagen vehicles equipped with a 2.0L 4-cylinder TDI engine do not comply with applicable emissions regulations. The emissions control systems on the vehicles will not control emissions under off-cycle conditions as effectively as during the federal test procedure. The extent of the emissions increase under off-cycle conditions depends upon how the vehicles are driven.
VWP1811 201903122019-04-03. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; STEERING. The fault code in this document was revised on page 2. One extra zero was provided.
VWS-11-062019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Information (Regularly Scheduled Maintenance Interval Time or Mileage Guidelines): The Volkswagen Customer Experience Team has monitored the claims processed through the Carefree Maintenance (CFM) program from its inception. Their findings reveal that, in many cases, the first maintenance interval service (10K) has been claimed multiple times while subsequent maintenance interval services (20K and 30K), although being performed for the customer, have been submitted erroneously. It is crucial that Volkswagen of America receives accurate claim coding information regarding the Carefree Maintenance (CFM) Program. Accurate claim data enables Volkswagen to assist Dealers to improve their CFM penetration and customer return rates. In addition, it allows VWoA to assess the perceived benefits of the program to our customers. To assist Dealer Service Departments in determining the most appropriate service number and maintenance interval to use, Volkswagen has established the guidelines in this document.
V921204 20248782019-04-01. Service bulletin. EQUIPMENT; VISIBILITY/WIPER. Technical Bulletin (Wiper Blade Inspection for Proper Warranty Coding): Wiper blade inspection guidelines for wear and tear, outside influence and factory defect.
V441203 20310872019-04-01. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); EQUIPMENT; TIRES. Technical Bulletin (Four Wheel Alignment Overview): This Technical Bulletin provides an overview for performing vehicle four Wheel Alignment and information on improving vehicle pull/drift using selective tire placement. The information provided is based on the Hunter alignment equipment and the Hunter GSP9700 balancer with StraightTrak. The general information provided in the bulletin, such as alignment terminologies, warranty information and Vehicle drift/pull diagnosis is not dependent on the alignment equipment and still applies with the use of other alignment equipment. The following topics are addressed in this bulletin: 1. Alignment Terminologies 2. Toe adjustment ?Steering Wheel Off Center (SWOC) 3. Camber adjustment 4. Caster measurement 5. Selective tire placement to improve vehicle pull/drift due to road crown. 6. Warranty
V011232 20313412019-04-01. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY. Technical Bulletin (DTC P0441 Stored in the Engine Control Module): Production tolerance in Diagnostic Module Tank Leakage (DMTL) pump could cause a false flow reading. The production solution to this issue is updated DMTL pumps as of pumps? production date September 2012. 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.
V001206 20157802019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Technical Bulletin (PDI - Vehicle Inspection, Protection Removal and Detailing): This document informs of the procedure to perform when a dealer receives a car. Its contents include: ? Inspecting vehicle for damage (to be completed within 48 hours of delivery to Dealership) ? Shipping damage ? Detailers responsibilities (to be completed prior to delivery to Customer) ? Full Body Covers (FBC), removal and disposal ? RAPGARD®, removal and disposal ? Paint finish, inspecting for swirl marks ? Exterior glass, cleaning ? Interior, cleaning ? New vehicle detailing products
Dealer Letter Ar2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VOLKSWAGEN DEALERSHIP COMMUNICATION (20R9 Service Action Kit Allocation): This document informs of the submission of additional 20R9 kits for dealership?s use. The document instructs parts managers to use the kits to address any affected inventory vehicles, so that the campaign is completed prior to retail sale. The document also informs how additional kits can be ordered.
TT 96-12-072019-04-01. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Tech Tips (Equipped With KESSY ? Key Adaptation Tip): This document informs of the setup and an overview of the procedure to adapt keys on a vehicle equipped with KESSY
TT 92-12-012019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; VISIBILITY. Tech Tips (Rain Sensing Windshield Wipers): Be aware that 2012 Passat vehicles are not equipped with the rain sensing windshield wiper function. This function may also be referred to as auto wipers or automatic wipers. The G397 Rain/light recognition sensor is present on all 2012 Passat vehicles, but this sensor is used only for auto headlamp function.
TT 57-11-112019-04-01. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM. Tech Tips (Window Convenience Opening / Closing Function): This document informs of the convenience opening and closing function of the windows on Passat and Golf /GTI differs from other models. The left front window switch on the driver?s door is used to raise and lower all windows with the ignition switched OFF. To raise all windows, lift up and hold the driver?s window switch until the windows are in the full up position. Perform the opposite to lower all windows.
TT 57-11-072019-04-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Tech Tips (Valet Key Operation): This document informs the valet key on the 2012-2013 Passat differs from earlier vehicles. The valet key is used to lock the glove box, ski pass-through door (if equipped), and the emergency seat back release cover only. The valet switch in the glove box can be activated to disable the rear lid release switches (including remote function), and then lock the glove box with the valet key. The customer then keeps the plastic valet key and gives the valet the remote flip key.
TT 26-12-022019-04-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM. Tech Tips (AdBlue Level Reset Procedure): This document informs to reset the AdBlue level indicator after filling, use Guided Fault Finding Function/Component selection to perform the SCR system functions test plan, available under Drivetrain > 01 ? CKRA ? Engine ?J623 > 01-systems capable of self-diagnosis > 01 ? Diesel-direct fuel inj. and glow plug system EDC 17 > 01 ? Engine electronics functions. After starting test plan, make selection to "Set reducing agent fill level to full?.
On-Car Analysis2019-04-01. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. On-car analysis list of Customer Complaints: Fuel gauge doesn't read full when the fuel tank is
Dealer Letter -2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VOLKSWAGEN DEALERSHIP COMMUNICATION (20R9 Service Action Kit Allocation): Volkswagen will be sending an additional allocation of 20R9 kits for dealership?s to use. In addition to any customer vehicles showing the 20R9 service action open the kits are to be used to address any affected inventory vehicles, so that the campaign is completed prior to retail sale. This document informs how to acquire additional kits as well.
Dealer Letter -2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VOLKSWAGEN DEALERSHIP COMMUNICATION (2013 Model Year UPDATES & IQS Window): This document informs that during the next four months of the JD Power window, it?s very important for dealerships to take extra measures to ensure each new vehicle is delivered to customers in perfect condition. With this in mind, Volkswagen asks the dealers to pay special attention to completing the UPDATES in this document that will be active for certain 2013 model year vehicles in the dealers inventory as the IQS window officially opens on November 1st.
Reference Guide2019-04-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Updates (RVU): This document informs of the reflashs that took place at specific updated software levels to address the complaints of various cars.
Reference Guide2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM; POWER TRAIN. Transmission Control Module Updates: This document informs of the software, and technical bulletins that service corresponding cars and their Transmission Control Module complaint issues.
Reference Guide2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE; ELECTRICAL SYSTEM. Engine Control Module Updates: This document informs of complaints, and the software updates / Tech Bulletins associated with servicing engine control module issues:
Reference Guide2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. Body/Infotainment Module Software Updates: This document informs of various complaints that were addressed in software updates, and technical bulletins.

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