{"nhtsa_id":10246140,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-12-05","date":"2023-11-08","document_id":"09-031-23a","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER; ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES","mfr_system":null,"summary":"Some vehicles may exhibit that the power liftgate cannot be opened while stuck in an partially latched or fully opened/closed position, or it may reverse and open just before fully closing. with the following DTCs possibly stored in memory. B1451:02 BCM - Motor return switch circuit malfunction B1456:62 BCM - Latch condition malfunction U2646:16 BCM - Power liftgate (PLG) control module low power supply voltage input This may be caused by improper control software of the power liftgate control module. To eliminate this concern, the control software of the power liftgate control module has been modified.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10246140-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10246140-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10246140","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"latches-locks","name":"Latches and locks","parent":null}],"codes":["B1451","B1456","U2646"],"topics":[],"vehicles":[{"make":"MAZDA","model":"CX-90","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_mazda_cx-90"]}],"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":[]}