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September 7, 2026 Over-the-air update

This OTA update provides improvements to connectivity stability and OCU module diagnostics, which will...

Volkswagen technical service bulletin Email 91OL for 2023-2024 Volkswagen Jetta, 2023-2024 Volkswagen Tiguan and 2023 Volkswagen Atlas and others.

Bulletin number
Email 91OL (91OL)
Component
Unknown or other
Summary
This OTA update provides improvements to connectivity stability and OCU module diagnostics, which will reduce OCU module replacements due to false DTC detection. This software update is also a prerequisite for future updates.

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