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December 3, 2021 Service bulletin

Explanation of error message received from scan tool when erasing diagnostic trouble codes (DTCs) in...

Volkswagen technical service bulletin TT 01 21 03 for 2006-2022 Volkswagen Jetta, 2006-2010, 2012-2022 Volkswagen Passat and 2006-2019 Volkswagen Beetle and others.

Bulletin number
TT 01 21 03
Component
Equipment: electrical
Summary
Explanation of error message received from scan tool when erasing diagnostic trouble codes (DTCs) in Control Module -623- after repair.

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