{"nhtsa_id":10171584,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-02-24","date":"2020-01-21","document_id":"TSB190042-012120","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution of a STOP engine light with fault code 2636 or an amber engine light with fault code 1894 as caused by turbocharger actuator overheating. This is an update to a previously submitted communication.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10171584-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10171584-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10171584","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL9","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"L9","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":[]}