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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
V281303 20321162017-12-14. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Cylinder Glow Plug issues): During the initial glow phase, after switching the ignition "On", the ECM performs a check of the glow plugs through the glow plug control module, to ensure the correct glow plugs are installed. If the engine is cranked during this check, lowering the system voltage, the ECM may receive an incorrect reading and set incorrect glow plug faults. A production solution is already being implemented for this issue. 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.
V371301 20339752017-12-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. Technical Bulletin (Automatic Transmission Fluid Requirements): At this time, Volkswagen Group of America, Volkswagen Canada do not support or warranty any use of aftermarket universal automatic transmission fluids or the machines used to flush the transmissions. This applies to all standard automatic and DSG transmissions.
V401302 20283532017-12-14. Service bulletin. SUSPENSION. Technical Bulletin (Front Suspension Creaking Noise): Front suspension creaking noise during suspension cycles (going over speed bumps or entering on an inclined surface). This is due to Coil Spring is not formed correctly and rubs against the perch of the strut.
V441304 20310872017-12-14. Service bulletin. SUSPENSION. Technical Bulletin (Four Wheel Alignment Overview, Steering Wheel off Center, Vehicle Drift/Pull): This Technical Bulletin provides an overview for performing vehicle four Wheel Alignment, and information on improving vehicle drift/pull using selective tire placement. This Technical Service Bulletin is divided into four (4) Sections: Section I: Alignment overview & Steering Wheel Off Center (SWOC). Section 2: Drift/pull concerns at Pre-Delivery Inspection (PDI). Section 3: Customer concerns for vehicle drift/pull Section 4: Volkswagen approved diagnostic balancers to address vehicle drift/pull
V551302 20339452017-12-14. Service bulletin. FUEL SYSTEM, GASOLINE. Technical Bulletin (Fuel Door Sticks or is Difficult to Open): Fuel door binding due to excess material inside of fuel door housing. The production solution to this issue was a part change to eliminate excess material inside of fuel door housing.
V601301 20195682017-12-14. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Technical Bulletin (Sunroof / Sunshade, Will Not Open): The sunroof's "Basic Setting" has been unintentionally initiated by the customer. When the sunroof is closed and the rotary switch is pressed down in the closed direction for longer than 10 seconds, the basic setting program of the sunroof motor is initiated, and previous sunroof travel limits are lost. If the basic setting is not fully restored (by continuing to hold the rotary switch in the down position until the sunroof has completed its full open/closed travel), fault codes (panoramic sunroof only) will set and the sunroof can no longer be opened. 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.
V921302 20248782017-12-14. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Technical Bulletin (Wiper Blade Inspection for Proper Warranty Coding): Wiper blade inspection guidelines for wear and tear, outside influence or a factory issue. This document informs what is under coverage for wiper blade issues.
PDI - PASSAT TEC2017-12-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Passat Perfect Delivery Inspection (PDI) - Technician and Detailer Inspections: A checklist to insure a customer receives a wonderful delivery of a vehicle that looks, feels, and meets the expectations of a new vehicle that he/she has purchased
TT 44-11-012017-12-14. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Tech Tips (Brake Electronics (ABS) Fault Code 02757 Diagnosis Tip): This document informs if the battery has a low state of charge or is disconnected, fault code 02757 "adapting tire pressures" may set in address 03 - Brake Electronics. The GFF test plan for this fault may prove inconclusive and the fault may not clear, even after performing TPMS reset using the button in glove box or through the MFI. To resolve fault, use ODIS control module OBD or VAS PC Vehicle self-diagnosis to run basic settings 42 under address 03 - Brake Electronics. After selecting basic settings 42, an activate button may be present, but should not be used. The display will change to "reset" once the procedure is complete. After completing basic settings, back out of Brake Electronics and remove the scan tool. Reset TPMS by pressing the "set" button in the glove box or making appropriate selection through MFI, and then road test vehicle to ensure fault does not return.
TT 90-12-042017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Tech Tips (Service Interval Settings after Instrument Cluster Replacement): After instrument cluster replacement, service interval maximum values may need to be manually set. This document informs how to set the values manually.
TT 91-13-062017-12-14. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Tech Tips (Equipped with RCD-510 Premium 8 Radio - Radio Switches to Bluetooth Audio without Input): If the radio is switching to the Bluetooth audio selection whenever a paired phone makes any sound, such as typing or an incoming email or text message, check the BT-Audio Autoplay setting in the Media Setup menu as shown below. If BT-Audio Autoplay is on (checked), switch selection off and retest for concern. If radio software is 0016 or 0007, radio may require software update as per TB 91-13-05 (2031136) to allow BT-Audio Autoplay to switch off.
V171302 20178132017-12-14. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Oil Consumption Measurement): Customer states oil consumption is higher than the Volkswagen oil consumption standard of up to 0.5 quarts per 600 miles, or 0.5 liters per 1000 km. In order to provide effective lubrication and cooling of internal engine components, all internal combustion engines consume a certain amount of engine oil. Oil consumption varies from engine to engine and may change significantly over the life of the engine. Typically, engines with specified break-in periods consume more oil during the break-in period, and the oil consumption will stabilize after the break-in period. This document informs of oil consumption tests to check a vehicles performance.
V201306 20340722017-12-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Technical Bulletin Activated Charcoal Filter System, Solenoid Valve 1 -N80- (Canister Purge Valve) Diagnosis): Completing the GFF function test and performing a vacuum check on the Canister Purge Valve -N80- are essential to diagnose proper operation and to avoid unnecessary replacements. This document informs how to perform the Diagnosis check
V341301 20344062017-12-14. Service bulletin. POWER TRAIN. Technical Bulletin (Manual Transmission Noise Diagnosing): Customer states there is a noise from the clutch, transmission or driveline components under varying driving conditions with varying sound levels. This document informs the dealer to follow specific diagnostic steps to assess the condition a vehicle
V481303 20303532017-12-14. Service bulletin. STEERING. Technical Bulletin (Poor Power Steering Assistance): This document informs of Voltage drop in power steering control unit (J500) at start up or during steering operation leading to Poor Power Steering Assistance. The production solution to this issue is improved software. 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.
V661301 20271192017-12-14. Service bulletin. STRUCTURE. Technical Bulletin (Damage on External Chrome or Aluminum Surfaces) The surfaces of chrome parts can get damaged in the production process or by external influences. This document discusses options for repairs covered under warranty, and methods to prevent damage.
VWP-16-072017-12-14. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This bulletin informs dealers of a warranty extension on the AdBlue heater.
23U4 - Circular2017-12-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING. 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. Revision Summary Updated loaner/rental instructions.
23U4 - Circular2017-12-14. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 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. Revision Summary Updated LOANER claiming instructions.
TT 0115032017-12-14. Service bulletin. FUEL SYSTEM, GASOLINE. Update to expand fuel testing for lean DTCS.
TT 2009012017-12-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Update to existing tip for fuel quality checking.
V201702 20340722017-12-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Updated to include an additional diagnostic trouble code (P04F0)
VSS 17-082017-12-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. VSS 17-08 - TDI Monitoring Program - Campaigns 23Q3/23U4/23U3 2.0L Emissions Modification - Gen I, Gen II and Gen III.
Dealer Letter -2017-12-14. Service bulletin. FUEL SYSTEM, OTHER. VOLKSWAGEN DEALERSHIP COMMUNICATION (Upcoming Communication to Owners of 2009-2013 MY Volkswagen TDI Clean Diesel Engine Vehicles Registered in the State of Illinois - Using Biodiesel Fuel Blends): Due to Illinois state tax incentives for biofuels, biodiesel blends of B5 or less may not be available in the State of Illinois. Volkswagen will continue to honor the terms and conditions of Volkswagen Limited Warranties that came with these vehicles.
TT 00-13-022017-12-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Tech Tips (Technician Helpline Vehicle Check Sheets): When it becomes necessary to open a VW Technician Helpline VTA case while performing diagnosis for a diesel particulate filter, manual transmission repair, or turbocharger concern, it is recommended to complete the related worksheet/check sheet before calling. This document informs where Worksheets/Check Sheets are available on ServiceNet.

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