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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: Engine are shown. Show all

Bulletins, newest first
V1917012022548102023-06-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Introduce new engine coolant compatible with all models and all model years.
TB1916012023-05-22. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Electric coolant fans continue to run after ignition is switched off.
TB0116022023-05-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. Gasoline quality.
V1719012012855602023-05-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Engine oil quality standards, update to attachments.
V1719012012855592023-04-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Volkswagen Engine Oil Quality Standards
V1719012012855582023-03-06. Service bulletin. ENGINE AND ENGINE COOLING. Engine Oil Quality Standards updated to include the latest Engine Oil attachments (excludes Routan & ID.4).
V1719012012855572023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. Engine Oil Quality Standards updated to include the latest Engine Oil attachments (excludes Routan & ID.4).
V1719012012855562023-01-06. Service bulletin. ENGINE AND ENGINE COOLING. Engine Oil Quality Standards updated to include the latest Engine Oil attachments (excludes Routan & ID.4).
V1719012012855552022-12-06. Service bulletin. ENGINE AND ENGINE COOLING. Engine Oil Quality Standards updated to include the latest Engine Oil attachments (excludes Routan & ID.4).
V1719012012855542022-11-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Engine Oil Quality Standards updated to include the latest Engine Oil ) excluding Routan & ID.4attachments. (excludes Routan & ID.4)
V1719012012855532022-09-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Engine Oil Quality Standards updated to include the latest Engine Oil attachments. (excludes Routan & ID.4)
V1719012012855512022-09-01. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Engine Oil Quality Standards updated to include the latest Engine Oil attachments. (excludes Routan & ID.4)
V1719012012855502022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Engine Oil Quality Standards updated to include model year 2023 and the latest Engine Oil attachments. (excludes Routan & ID.4)
V1718062017813172022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Engine oil consumption measurement.
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.
V8720022061094_72022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Refrigerant leak diagnosis using Nitrogen. Updated to include ID.4
V8720022061094_52022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Refrigerant leak diagnosis using Nitrogen. Updated to include additional model and model year applicability.
V0017132033846152022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Recommended fuel additive to avoid engine misfires.
V0116132033805_62022-07-01. Service bulletin. ENGINE AND ENGINE COOLING. Engine misfire diagnostic aid.
Engine Oil Capac2022-06-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; UNKNOWN OR OTHER. VW Engine Oil Capacities.
TT 13 20 01_22022-06-07. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING. Engine oil pressure priming.
V1719012012855462022-05-05. Service bulletin. ENGINE AND ENGINE COOLING. Update engine oil quality standard lists (attachments)
Circular24EFREV12022-05-05. Service bulletin. ENGINE AND ENGINE COOLING. Engine and/or transmission control module software designed and certified for similar models/model years was used in vehicles affected by this emissions service action. It is undetermined whether there could be an impact to OBD or CO2 emissions. As a precautionary measure, Volkswagen is proactively updating the software calibrations on affected vehicles. Criteria 05 added to claiming instructions - Criteria 05 added to claiming instructions
V1719012012855452022-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Update engine oil quality standard lists (attachments)
V1718062017813162022-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Engine oil consumption measurement. Update procedure and work sheet.

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