{"nhtsa_id":10081183,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-10-03","date":"2016-07-06","document_id":"122-Q8P6F-08","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:COOLING SYSTEM","mfr_system":null,"summary":"THERE MAY BE A DIFFERENCE BETWEEN THE ACTUAL COOLANT TEMPERATURE AND THE PREDICTED TEMPERATURE DUE TO INCORRECT POSITIONING OF THE MAP-CONTROLLED THERMOSTAT DURING THE WARM-UP PHASE ON THE AFFECTED VEHICLES.THE ERROR MESSAGE \"FAULT COOLING SYSTEM\" WILL THEN BE DISPLAYED IN THE INSTRUMENT CLUSTER AND THE CHECK ENGINE LIGHT WILL COME ON. TO PREVENT THIS FROM HAPPENING, THE DME CONTROL UNIT MUST BE RE-PROGRAMMED WITH AN UPDATED MAP FOR THE THERMOSTAT.","document":null,"url":"https://open.wenmarpro.com/bulletins/10081183","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_porsche_911"]}],"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":[]}