{"nhtsa_id":10150784,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2018-07-19","document_id":"Update 23X1","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Current Engine Control Module software does not properly operate the Leak Detection Pump heater circuit. This can allow moisture to collect within the pump and influence EVAP system measurements, which leads to erroneous EVAP fault codes stored in the ECM memory.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150784-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150784-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10150784","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLKSWAGEN","model":"ATLAS","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_volkswagen_atlas"]}],"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":[]}