{"nhtsa_id":10201225,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-10","date":"2021-08-20","document_id":"NTB21-078","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM","mfr_system":null,"summary":"HIGH FREQUENCY NOISE WITH AUDIO SYSTEM DISPLAY ON IF YOU CONFIRM There is a high frequency (17 kHz) noise with the audio system display screen turned ON, NOTE: • The 17kHz range may not be audible to some people. • Noise can be heard with the audio system ON or OFF. AND The high frequency noise is not heard with the audio system display screen turned OFF. ACTION 1. Confirm the current Audio Control Unit software version is numerically below software version 423. 2. Update the Audio Control Unit software version to 423.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201225-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201225-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201225","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"KICKS","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_nissan_kicks"]}],"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":[]}