{"nhtsa_id":52850,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-09-18","date":"1997-05-01","document_id":"BC105139705","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:IGNITION:MODULE","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT A MIL (MALFUNCTION INDICATOR LAMP) AND DTC (DIAGNOSTIC TROUBLE CODE) P1443 STORED IN MEMORY WITH NO DRIVEABILITY CONCERNS. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52850","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":["P1443"],"topics":[],"vehicles":[{"make":"FORD","model":"ESCORT","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_ford_escort"]},{"make":"MERCURY","model":"TRACER","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_mercury_tracer"]}],"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":[]}