{"nhtsa_id":10138383,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2018-04-01","document_id":"B130218","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"DME FAULT CODE 1B8004 ENVIRONMENTAL AIR CATALYST (EAC) SENSOR: During a service or vehicle test, the DME has the following fault code stored but the Malfunction Indicator Lamp (MIL) light is not illuminated:","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138383-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138383-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138383","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"X1","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_bmw_x1"]},{"make":"BMW","model":"X1 SAV","year_from":2016,"year_to":2016,"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":[]}