{"nhtsa_id":10161348,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-06-24","date":"2019-05-30","document_id":"CPI444774","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"256-6453 and 256-6454 temperature sensor used in fuel, air, and coolant applications are failing open or shorted. When the failure occurs, a diagnostic code can be generated or an alarm will sound.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10161348-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10161348-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10161348","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C13","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"C15","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"C18","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"C9","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":[]}