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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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Only bulletins with component: Fuel system are shown. Show all

Bulletins, newest first
V0017132033846192023-07-10. Service bulletin. FUEL SYSTEM, GASOLINE. Gasoline fuel additive
TT2611012023-07-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 2012-2013 Passat does not have measured value block numbers. Check values ?Particle filter, kilometers since last regeneration?, ?Particle filter, oil ash volume?, ?Particle filter, soot mass calculated?, and ?Particle filter, soot mass measured? instead.
TT2314012023-07-05. Service bulletin. FUEL SYSTEM, GASOLINE. When replacing or adapting fuel injectors, if there is no Guided Functions Test Plan, utilize the following :UDS vehicles: Go to Guided Functions / Adapting Injector Quantity Adjustment correct values (IMA-IVA).
TT2310022023-07-05. Service bulletin. FUEL SYSTEM, GASOLINE. When replacing fuel system components on the Common Rail TDI engine (including the fuel filter), the fuel system must be primed.
TB5514032023-06-26. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel door binding due to excess material inside of fuel door housing.
TB5513022023-06-26. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel Door Sticks or is Difficult to Open
TT9111092023-06-13. Service bulletin. FUEL SYSTEM, GASOLINE. When the Navigation RNS 850/510/315 is in 3D mode, the top portion of the screen may not display streets. This line represents the horizon and is a normal operation of system. No repairs should be made. Examples below of day and night modes
TB0016022023-05-22. Service bulletin. FUEL SYSTEM, OTHER. Fuel additive to help prevent sporadic misfire faults.
TT2016012023-05-22. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel tank hard to fill in temperatures below freezing.
VW_TDI_Buyback2022-11-04. Service bulletin. FUEL SYSTEM, DIESEL. Evaluate TDI vehicle for repurchase prior to repairs
TT 01 20 05_42022-10-05. Service bulletin. FUEL SYSTEM, GASOLINE. DTC's P053F,P0087, P0088, P1025 may set due to the high pressure fuel pump being out of time (sync).
TT 20 09 01_52022-07-01. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE; FUEL SYSTEM, GASOLINE. Gasoline quality check. Update to model and model year applicability.
V0116152014815142022-07-01. Service bulletin. FUEL SYSTEM, GASOLINE. Gasoline quality.
V0017132033846142021-07-02. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE. Fuel Additive to Help Prevent Sporadic Misfire Faults
V0116152014815132021-07-02. Service bulletin. ENGINE; FUEL SYSTEM, OTHER. VW approved gasoline fuel additive, update to include additional models and model year applicability.
V0116152014815122021-04-06. Service bulletin. FUEL SYSTEM, GASOLINE. VW approved gasoline fuel additive, update to include additional models and model year applicability.
TT 01 20 05-22020-10-06. Service bulletin. FUEL SYSTEM, GASOLINE. Symptom based diagnostic assistance for high pressure fuel pump being out of time.
V0017172033846112020-07-07. Service bulletin. FUEL SYSTEM, GASOLINE. Update brochure part number and recording URL. Update model and model year applicability.
TT 20 09 012020-04-02. Service bulletin. FUEL SYSTEM, GASOLINE. Update to existing tip for fuel quality checking.
VWP-17-082019-09-10. Service bulletin. FUEL SYSTEM, DIESEL. This document informs dealers of an "Extended Emissions Warranty" Limited Warranty Extension for certain 2.0L TDI GEN 2 vehicles. Added clarification on totaled vehicles and loaners.
VWP-15-062019-08-07. Service bulletin. FUEL SYSTEM, DIESEL. This Document informs dealers on the Revised VWP-15-06 to exclude the fuel sample requirements.
V231704_20410572019-08-07. Service bulletin. FUEL SYSTEM, GASOLINE. Updated to include an additional warranty claiming statement.
V2317042041057102019-07-08. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. High Pressure Fuel Pump diagnosis.
On-Car Analysis2019-04-08. Service bulletin. FUEL SYSTEM, GASOLINE. On-car analysis list of Customer Complaints: Fuel gauge doesn't read full when the fuel tank is
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.

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