{"nhtsa_id":10181937,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-11-05","date":"2020-10-28","document_id":"TSB 20-2374","mfr_campaign":null,"replaces":null,"component":"TRAILER HITCHES; EQUIPMENT; ELECTRICAL SYSTEM:WIRING","mfr_system":null,"summary":"Some 2019-2020 Ranger vehicles may exhibit random Trailer Connected/Disconnected messages in the instrument panel cluster (IPC) message center when no trailer is connected. This may be caused by corrosion and/or moisture in C4098 (4-pin trailer tow connector), C4099(4/7 way trailer tow connector), and/or inline C405. To correct the condition, follow the Service Procedure steps to inspect and repair the wiring and reprogram the trailer module (TRM).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181937-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181937-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181937","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"trailer-hitch","name":"Trailer hitch","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"RANGER","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_ford_ranger","2020_ford_ranger"]}],"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":[]}