{"nhtsa_id":10117717,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-14","date":"2014-06-27","document_id":"167-T1413-12","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"TT-14-015 2011MY - 2014MY DEF PUMP BACKFLOW CONNECTOR CHANGE. The backflow connector style on the DEF pumps (S17H0-E0012) and newer has changed. Existing service stock of DEF pumps may have the old style backflow connector installed on them. Before a new DEF pump is installed in a vehicle, it will be necessary to verify the DEF pump part number, and replace the backflow connector if the old style backflow connector is installed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117717-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117717-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117717","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HINO","model":"CONVENTIONAL MODELS","year_from":2011,"year_to":2014,"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":[]}