{"nhtsa_id":10122126,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-08","date":"2015-12-03","document_id":"VSE-15-28","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE","mfr_system":null,"summary":"Service Information (VAS 6774 Fuel Identification Unit): Poor fuel quality can negatively impact vehicle performance or even damage the fuel system. This document informs of this tool which enables you to quickly pre-analyze the fuel to determine if it may be contributing to a vehicle?s symptoms. This tool will also be required to determine if a high pressure fuel pump replacement on a common rail","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10122126-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10122126-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10122126","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLKSWAGEN","model":"VOLKSWAGEN","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}