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March 12, 2021 Service bulletin

Key battery diagnosis, updated to include additional model year applicability.

Volkswagen technical service bulletin TT 57 18 02_3 for 2011-2021 Volkswagen Jetta, 2012-2021 Volkswagen Passat and 2011-2019 Volkswagen Beetle and others.

Bulletin number
TT 57 18 02_3
Component
Electrical system
Summary
Key battery diagnosis, updated to include additional model year applicability.

Owners of these vehicles have filed 2,467 complaints in the electrical category.

Vehicles covered

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