{"nhtsa_id":10224324,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-10-17","date":"2022-09-19","document_id":"TSB220194-091920","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Technical Service Bulletin was issued for reducing occurrences of Fault code 197. Symptoms could be Audible coolant level warning; Light on screen with ?Low Coolant Level? message; Active or inactive Fault Code 197. Root Cause: Coolant level fluctuations are higher than expected during normal engine operation triggering the Fault Code 197. Resolution is for a new ECM calibration code revision has been released that reduce occurrences of low coolant level fault code 197. If a calibration update for this fault code is available, the ECM calibration revision must be that revision or higher","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224324-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224324-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10224324","components":[{"id":"engine","name":"Engine","parent":null},{"id":"engine-control-module","name":"Engine control module","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"X15","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":[]}