{"nhtsa_id":10076207,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-07-07","date":"2015-06-12","document_id":"TSB-016","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL; ENGINE","mfr_system":null,"summary":"HIGH PRESSURE REGULATOR QUANTUM FUEL STORAGE MODULES (FSMS) ARE DESIGNED TO PROVIDE A SAFE AND DURABLE FUEL STORAGE SOLUTION FOR CLASS 7 AND CLASS 8 COMMERCIAL TRUCKS. IN SOME CASES, VEHICLES EQUIPPED WITH CUMMINS ENGINES MAY EXPERIENCE INTERMITTENT DIAGNOSTIC CODES SET FOR HIGH INLET FUEL PRESSURE. THE HIGH PRESSURE REGULATOR, PART NUMBERS 116607 AND 115563, USED IN QUANTUM GEN 1 BACK OF CAB (BOC) FUEL STORAGE MODULES WERE PRESET TO HAVE AN OUTLET FUEL PRESS OF 150 PSI+ 15 PSI. THIS PRESSURE SETTING MAY INTERMITTENTLY TRIGGER HIGH INLET FUEL PRESSURE CODES IN THE ENGINE CONTROL SYSTEM.","document":null,"url":"https://open.wenmarpro.com/bulletins/10076207","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"QUANTUM FUEL SYSTEMS LLC.","model":"CNG FUEL TANK","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":[]}