{"nhtsa_id":10195179,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-07","date":"2021-04-01","document_id":"RR65522171","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Check Control message (ID 166): Top up coolant The Check control message (ID166) appears despite correct coolant level. Coolant is visible in the expansion tank. The complaint occurs sporadically. The problem described here only concerns the High Temperature coolant circuit","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10195179-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10195179-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10195179","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ROLLS-ROYCE","model":"PHANTOM","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_rolls-royce_phantom","2019_rolls-royce_phantom","2020_rolls-royce_phantom"]},{"make":"ROLLS-ROYCE","model":"WRAITH","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_rolls-royce_wraith","2019_rolls-royce_wraith","2020_rolls-royce_wraith"]}],"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":[]}