{"vehicle":{"id":"2017_mazda_cx-3","year":2017,"make":"Mazda","model":"CX-3"},"code":"U3000","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":11028099,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-03","date":"2026-01-13","document_id":"09-005-26","mfr_campaign":null,"component":"LANE DEPARTURE: BLIND SPOT DETECTION; ELECTRICAL SYSTEM","summary":"If the right-side Blind Spot Monitoring (BSM) control module is replaced for any reason, it is also necessary to replace the left-side BSM control module in order to complete the radar aiming procedure. If the right-side BSM control module is replaced alone, \"Automatic Configuration\" and \"BSM Radar Aiming\" cannot be completed due to a programming error in the module. In most cases, if the left-side BSM control module is replaced alone, \"Automatic Configuration\" and \"BSM Radar Aiming\" can be completed without any problem (See CAUTION below for more details). Other possible symptoms that may be found if the right-side BSM module is replaced alone: BSM aiming fails “BSM OFF\" indicator ON Center Display warning message BSM failsafe (No operation) DTC U3000:54 stored in memory DTC U1A4B:54 stored in memory (CX-3, MX-5 only) NOTE: Since a new BSM control module does not retain the vehicle specification information, it is necessary to acquire and store the vehicle specification information transmitted via CAN communication from the combination meter through automatic configuration after replacement.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028099-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028099-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028099"},{"nhtsa_id":10225783,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-11-04","date":"2022-10-11","document_id":"09-041-22","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"If the right-side Blind Spot Monitoring (BSM) control module is replaced for any reason, it is also necessary to replace the left-side BSM control module in order to complete the radar aiming procedure. If the right-side BSM control module is replaced alone, \"Automatic Configuration\" and \"BSM Radar Aiming\" cannot be completed due to a programming error in the module. Other possible symptoms that may be found if the right-side BSM module is replaced alone: * BSM aiming fails * \"BSM OFF\" indicator ON * Center Display warning message * BSM failsafe (No operation) * DTC U3000:54 stored in memory * DTC U1A4B:54 stored in memory (CX-3, MX-5 only)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10225783-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10225783-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10225783"},{"nhtsa_id":10153300,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-02-19","date":"2018-11-27","document_id":"MT-010-18","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"Some vehicles (with MAZDA CONNECT) may exhibit a condition where DTC U0323(PCM) / U0423(ABS) /U3000(IC) CANNOT be deleted when the TPMS warning light flashes and/or the TCS/DSC indicator lights are illuminated. This can happen if the ignition is turned OFF within 20 seconds after the ignition is turned ON in one of the following two situations. 1. The ?ROOM? fuse (Engine compartment) is NOT installed when battery level is low. 2. The CMU (Connectivity Master Unit) is NOT connected.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10153300-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10153300-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10153300"},{"nhtsa_id":10152371,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-17","date":"2018-11-27","document_id":"MT-010-18","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS","summary":"Some vehicles (with MAZDA CONNECT) may exhibit a condition where DTC U0323(PCM) / U0423(ABS) /U3000(IC) CANNOT be deleted when the TPMS warning light flashes and/or the TCS/DSC indicator lights are illuminated. This can happen if the ignition is turned OFF within 20 seconds after the ignition is turned ON in one of the following two situations. 1. The ?ROOM? fuse (Engine compartment) is NOT installed when battery level is low. 2. The CMU (Connectivity Master Unit) is NOT connected.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10152371-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10152371-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10152371"},{"nhtsa_id":10120383,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-10-21","date":"2017-09-01","document_id":"15-001-17-3301a","mfr_campaign":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","summary":"Some vehicles with Blind Spot Monitoring (BSM) may experience the following conditions (similar to when the BSM control modules detect dirt on the rear bumper surface): DTC U1A4B:97 - Radar sensor sensitivity temporarily decreases depending on various external and environmental factors (blind spot monitoring (BSM) control module (RH)), DTC U3000:97 - Radar sensor sensitivity temporarily decreases depending on various external and environmental factors (blind spot monitoring (BSM) control module (LH)), The BSM turns ?OFF? and the BSM OFF indicator turns ?ON? in the instrument cluster while driving, The BSM will not turn on again during the drive cycle, After cycling the ignition switch off and on again, the BSM operates normally, DTC U1A4B:97 or U3000:97 is stored in memory. To correct this problem, the control logic of the BSM control modules has been changed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10120383-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10120383-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10120383"}],"url":"https://open.wenmarpro.com/makes/mazda/cx-3/2017/bulletins?code=U3000"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/mazda/cx-3/2017/codes/U3000","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}