# Service bulletin VVT\-14\-20

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.

- Type: Service bulletin
- NHTSA id: 10120305
- Published by NHTSA: 2017\-10\-21
- Manufacturer's number: VVT\-14\-20
- Manufacturer's date: 2014\-09\-24
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

Service Information \(VAS Diagnostic Device Hard Disc Maintenance\): If persistent diagnostic software or Windows® 7 operating system error messages are displayed while installing or using the diagnostic software, This document informs of using the Windows CHKDSK utility to check hard disk integrity and fix logical file system errors. CHKDSK can also handle some physical errors and may be able to recover lost data that is readable.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120305-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120305-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Software

## Vehicles listed

- VOLKSWAGEN VOLKSWAGEN

JSON: [/v1/bulletins/10120305](/v1/bulletins/10120305)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20VVT-14-20&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10120305&vehicle=Service%20bulletin%20VVT-14-20)