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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
V1719012012855332021-05-06. Service bulletin. EQUIPMENT; ENGINE. Update engine oil quality standard lists (attachments)
TT 00 13 04_62021-05-06. Service bulletin. EQUIPMENT. Parts ordering information
V8718082049039_92021-04-06. Service bulletin. EQUIPMENT. A/C system flush instruction. Updated to include an additional flush machine.
TT 87 21 012021-04-06. Service bulletin. EQUIPMENT. A/C cap leak diagnosis.
TT 57 18 02_32021-04-06. Service bulletin. ELECTRICAL SYSTEM. Key battery diagnosis, updated to include additional model year applicability.
SM 22-20212021-04-06. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
V9419012011521172021-04-06. Service bulletin. EXTERIOR LIGHTING. Exterior lighting moisture in lens updated to exclude LED lighting.
V3718022033975_72021-04-06. Service bulletin. POWER TRAIN. Transmission Fluid requirements updated to include additional 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.
V0017132033846132021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Update to top tier brochure purchasing url.
SM 15-20212021-03-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only).
TT 27 21 012021-03-04. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. Calibration Mirror(s) information for special tool VAS 6430
2021OilCapChart2021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. This Document was revised to include 2021 Model Year
V1719012012855322021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Updated to include update recommended engine oil attachments.
V0118122014603162021-03-04. Service bulletin. ELECTRICAL SYSTEM. Software Version Management (SVM) instruction updated to include model year 2021
V8718102043704152021-02-04. Service bulletin. SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR. A/C requirements, update to title.
TT 97 14 022021-02-04. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Data link diagnostics and tips
V1719012012855_32021-02-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Updated to include an additional model year applicability.
V2719012011894162021-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Battery testing. Updated to include additional model and model year applicability.
V5515032021354_72021-02-04. Service bulletin. STRUCTURE; EQUIPMENT. Body surfaces (engine compartment and underside of hood) are not directly visible (exposed) therefore do not match exterior paint finish.
TT 01 18 162021-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Update to address DTC U300100 after a Charging System Concern, Discharged Battery or Battery Replacement
V9119052057748-22021-01-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. SVM update.
TT 57 10 152021-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Updated key ordering protocol
TT 27 20 02_12021-01-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:LABELS. Battery Id for testing
SM C-20202021-01-08. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only).

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